Merge branch 'dev' into deferred_publish_api

.github/actions/build-image/action.yaml

@@ -46,7 +46,7 @@ runs:
 
     - name: Build and push to ghcr by digest
       id: build-ghcr
-      uses: docker/build-push-action@v6.11.0
+      uses: docker/build-push-action@v6.13.0
       env:
         DOCKER_BUILD_SUMMARY: false
         DOCKER_BUILD_RECORD_UPLOAD: false
@@ -72,7 +72,7 @@ runs:
 
     - name: Build and push to dockerhub by digest
       id: build-dockerhub
-      uses: docker/build-push-action@v6.11.0
+      uses: docker/build-push-action@v6.13.0
       env:
         DOCKER_BUILD_SUMMARY: false
         DOCKER_BUILD_RECORD_UPLOAD: false

.github/actions/restore-python/action.yml

@@ -17,12 +17,12 @@ runs:
   steps:
     - name: Set up Python ${{ inputs.python-version }}
       id: python
-      uses: actions/setup-python@v5.3.0
+      uses: actions/setup-python@v5.4.0
       with:
         python-version: ${{ inputs.python-version }}
     - name: Restore Python virtual environment
       id: cache-venv
-      uses: actions/cache/restore@v4.2.0
+      uses: actions/cache/restore@v4.2.1
       with:
         path: venv
         # yamllint disable-line rule:line-length

.github/workflows/ci-api-proto.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4.1.7
       - name: Set up Python
-        uses: actions/setup-python@v5.3.0
+        uses: actions/setup-python@v5.4.0
         with:
           python-version: "3.11"
 

.github/workflows/ci-docker.yml

@@ -33,22 +33,20 @@ concurrency:
 jobs:
   check-docker:
     name: Build docker containers
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
-        arch: [amd64, armv7, aarch64]
+        os: ["ubuntu-latest", "ubuntu-24.04-arm"]
         build_type: ["ha-addon", "docker", "lint"]
     steps:
       - uses: actions/checkout@v4.1.7
       - name: Set up Python
-        uses: actions/setup-python@v5.3.0
+        uses: actions/setup-python@v5.4.0
         with:
           python-version: "3.9"
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3.8.0
+        uses: docker/setup-buildx-action@v3.9.0
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3.3.0
 
       - name: Set TAG
         run: |
@@ -58,6 +56,6 @@ jobs:
         run: |
           docker/build.py \
             --tag "${TAG}" \
-            --arch "${{ matrix.arch }}" \
+            --arch "${{ matrix.os == 'ubuntu-24.04-arm' && 'aarch64' || 'amd64' }}" \
             --build-type "${{ matrix.build_type }}" \
             build

.github/workflows/ci.yml

@@ -42,12 +42,12 @@ jobs:
         run: echo key="${{ hashFiles('requirements.txt', 'requirements_optional.txt', 'requirements_test.txt') }}" >> $GITHUB_OUTPUT
       - name: Set up Python ${{ env.DEFAULT_PYTHON }}
         id: python
-        uses: actions/setup-python@v5.3.0
+        uses: actions/setup-python@v5.4.0
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v4.2.0
+        uses: actions/cache@v4.2.1
         with:
           path: venv
           # yamllint disable-line rule:line-length
@@ -61,8 +61,8 @@ jobs:
           pip install -r requirements.txt -r requirements_optional.txt -r requirements_test.txt
           pip install -e .
 
-  black:
+  ruff:
-    name: Check black
+    name: Check ruff
     runs-on: ubuntu-24.04
     needs:
       - common
@@ -74,10 +74,10 @@ jobs:
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
           cache-key: ${{ needs.common.outputs.cache-key }}
-      - name: Run black
+      - name: Run Ruff
         run: |
           . venv/bin/activate
-          black --verbose esphome tests
+          ruff format esphome tests
       - name: Suggested changes
         run: script/ci-suggest-changes
         if: always()
@@ -255,7 +255,7 @@ jobs:
     runs-on: ubuntu-24.04
     needs:
       - common
-      - black
+      - ruff
       - ci-custom
       - clang-format
       - flake8
@@ -303,14 +303,14 @@ jobs:
 
       - name: Cache platformio
         if: github.ref == 'refs/heads/dev'
-        uses: actions/cache@v4.2.0
+        uses: actions/cache@v4.2.1
         with:
           path: ~/.platformio
           key: platformio-${{ matrix.pio_cache_key }}
 
       - name: Cache platformio
         if: github.ref != 'refs/heads/dev'
-        uses: actions/cache/restore@v4.2.0
+        uses: actions/cache/restore@v4.2.1
         with:
           path: ~/.platformio
           key: platformio-${{ matrix.pio_cache_key }}
@@ -482,7 +482,7 @@ jobs:
     runs-on: ubuntu-24.04
     needs:
       - common
-      - black
+      - ruff
       - ci-custom
       - clang-format
       - flake8

.github/workflows/release.yml

@@ -53,7 +53,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4.1.7
       - name: Set up Python
-        uses: actions/setup-python@v5.3.0
+        uses: actions/setup-python@v5.4.0
         with:
           python-version: "3.x"
       - name: Set up python environment
@@ -65,7 +65,7 @@ jobs:
           pip3 install build
           python3 -m build
       - name: Publish
-        uses: pypa/gh-action-pypi-publish@v1.12.3
+        uses: pypa/gh-action-pypi-publish@v1.12.4
 
   deploy-docker:
     name: Build ESPHome ${{ matrix.platform }}
@@ -80,20 +80,19 @@ jobs:
       matrix:
         platform:
           - linux/amd64
-          - linux/arm/v7
           - linux/arm64
     steps:
       - uses: actions/checkout@v4.1.7
       - name: Set up Python
-        uses: actions/setup-python@v5.3.0
+        uses: actions/setup-python@v5.4.0
         with:
           python-version: "3.9"
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3.8.0
+        uses: docker/setup-buildx-action@v3.9.0
       - name: Set up QEMU
         if: matrix.platform != 'linux/amd64'
-        uses: docker/setup-qemu-action@v3.3.0
+        uses: docker/setup-qemu-action@v3.4.0
 
       - name: Log in to docker hub
         uses: docker/login-action@v3.3.0
@@ -184,7 +183,7 @@ jobs:
           merge-multiple: true
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3.8.0
+        uses: docker/setup-buildx-action@v3.9.0
 
       - name: Log in to docker hub
         if: matrix.registry == 'dockerhub'

.github/workflows/stale.yml

@@ -17,7 +17,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v9.0.0
+      - uses: actions/stale@v9.1.0
         with:
           days-before-pr-stale: 90
           days-before-pr-close: 7
@@ -37,7 +37,7 @@ jobs:
   close-issues:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v9.0.0
+      - uses: actions/stale@v9.1.0
         with:
           days-before-pr-stale: -1
           days-before-pr-close: -1

.github/workflows/sync-device-classes.yml

@@ -22,7 +22,7 @@ jobs:
           path: lib/home-assistant
 
       - name: Setup Python
-        uses: actions/setup-python@v5.3.0
+        uses: actions/setup-python@v5.4.0
         with:
           python-version: 3.12
 

.pre-commit-config.yaml

@@ -4,21 +4,13 @@
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.5.4
+    rev: v0.9.2
     hooks:
       # Run the linter.
       - id: ruff
         args: [--fix]
       # Run the formatter.
       - id: ruff-format
-  - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 24.4.2
-    hooks:
-      - id: black
-        args:
-          - --safe
-          - --quiet
-        files: ^((esphome|script|tests)/.+)?[^/]+\.py$
   - repo: https://github.com/PyCQA/flake8
     rev: 6.1.0
     hooks:
@@ -53,6 +45,6 @@ repos:
     hooks:
       - id: pylint
         name: pylint
-        entry: script/run-in-env.sh pylint
+        entry: python3 script/run-in-env.py pylint
-        language: script
+        language: system
         types: [python]

CODEOWNERS

@@ -49,6 +49,7 @@ esphome/components/atc_mithermometer/* @ahpohl
 esphome/components/atm90e26/* @danieltwagner
 esphome/components/atm90e32/* @circuitsetup @descipher
 esphome/components/audio/* @kahrendt
+esphome/components/audio_adc/* @kbx81
 esphome/components/audio_dac/* @kbx81
 esphome/components/axs15231/* @clydebarrow
 esphome/components/b_parasite/* @rbaron
@@ -132,6 +133,8 @@ esphome/components/ens160_i2c/* @latonita
 esphome/components/ens160_spi/* @latonita
 esphome/components/ens210/* @itn3rd77
 esphome/components/es7210/* @kahrendt
+esphome/components/es7243e/* @kbx81
+esphome/components/es8156/* @kbx81
 esphome/components/es8311/* @kahrendt @kroimon
 esphome/components/esp32/* @esphome/core
 esphome/components/esp32_ble/* @Rapsssito @jesserockz
@@ -145,6 +148,7 @@ esphome/components/esp32_rmt_led_strip/* @jesserockz
 esphome/components/esp8266/* @esphome/core
 esphome/components/ethernet_info/* @gtjadsonsantos
 esphome/components/event/* @nohat
+esphome/components/event_emitter/* @Rapsssito
 esphome/components/exposure_notifications/* @OttoWinter
 esphome/components/ezo/* @ssieb
 esphome/components/ezo_pmp/* @carlos-sarmiento
@@ -230,6 +234,7 @@ esphome/components/kuntze/* @ssieb
 esphome/components/lcd_menu/* @numo68
 esphome/components/ld2410/* @regevbr @sebcaps
 esphome/components/ld2420/* @descipher
+esphome/components/ld2450/* @hareeshmu
 esphome/components/ledc/* @OttoWinter
 esphome/components/libretiny/* @kuba2k2
 esphome/components/libretiny_pwm/* @kuba2k2
@@ -238,6 +243,7 @@ esphome/components/lightwaverf/* @max246
 esphome/components/lilygo_t5_47/touchscreen/* @jesserockz
 esphome/components/lock/* @esphome/core
 esphome/components/logger/* @esphome/core
+esphome/components/logger/select/* @clydebarrow
 esphome/components/ltr390/* @latonita @sjtrny
 esphome/components/ltr501/* @latonita
 esphome/components/ltr_als_ps/* @latonita
@@ -273,6 +279,7 @@ esphome/components/mics_4514/* @jesserockz
 esphome/components/midea/* @dudanov
 esphome/components/midea_ir/* @dudanov
 esphome/components/mitsubishi/* @RubyBailey
+esphome/components/mixer/speaker/* @kahrendt
 esphome/components/mlx90393/* @functionpointer
 esphome/components/mlx90614/* @jesserockz
 esphome/components/mmc5603/* @benhoff
@@ -339,7 +346,7 @@ esphome/components/radon_eye_rd200/* @jeffeb3
 esphome/components/rc522/* @glmnet
 esphome/components/rc522_i2c/* @glmnet
 esphome/components/rc522_spi/* @glmnet
-esphome/components/resistance_sampler/* @jesserockz
+esphome/components/resampler/speaker/* @kahrendt
 esphome/components/restart/* @esphome/core
 esphome/components/rf_bridge/* @jesserockz
 esphome/components/rgbct/* @jesserockz
@@ -352,7 +359,7 @@ esphome/components/rtttl/* @glmnet
 esphome/components/safe_mode/* @jsuanet @kbx81 @paulmonigatti
 esphome/components/scd4x/* @martgras @sjtrny
 esphome/components/script/* @esphome/core
-esphome/components/sdl/* @clydebarrow
+esphome/components/sdl/* @bdm310 @clydebarrow
 esphome/components/sdm_meter/* @jesserockz @polyfaces
 esphome/components/sdp3x/* @Azimath
 esphome/components/seeed_mr24hpc1/* @limengdu
@@ -384,6 +391,7 @@ esphome/components/sn74hc165/* @jesserockz
 esphome/components/socket/* @esphome/core
 esphome/components/sonoff_d1/* @anatoly-savchenkov
 esphome/components/speaker/* @jesserockz @kahrendt
+esphome/components/speaker/media_player/* @kahrendt @synesthesiam
 esphome/components/spi/* @clydebarrow @esphome/core
 esphome/components/spi_device/* @clydebarrow
 esphome/components/spi_led_strip/* @clydebarrow
@@ -494,5 +502,6 @@ esphome/components/xiaomi_mhoc401/* @vevsvevs
 esphome/components/xiaomi_rtcgq02lm/* @jesserockz
 esphome/components/xl9535/* @mreditor97
 esphome/components/xpt2046/touchscreen/* @nielsnl68 @numo68
+esphome/components/xxtea/* @clydebarrow
 esphome/components/zhlt01/* @cfeenstra1024
 esphome/components/zio_ultrasonic/* @kahrendt

CONTRIBUTING.md

@@ -1,12 +1,14 @@
-# Contributing to ESPHome
+# Contributing to ESPHome [![Discord Chat](https://img.shields.io/discord/429907082951524364.svg)](https://discord.gg/KhAMKrd) [![GitHub release](https://img.shields.io/github/release/esphome/esphome.svg)](https://GitHub.com/esphome/esphome/releases/)
 
-For a detailed guide, please see https://esphome.io/guides/contributing.html#contributing-to-esphome
+We welcome contributions to the ESPHome suite of code and documentation!
 
-Things to note when contributing:
+Please read our [contributing guide](https://esphome.io/guides/contributing.html) if you wish to contribute to the
+project and be sure to join us on [Discord](https://discord.gg/KhAMKrd).
 
- - Please test your changes :)
+**See also:**
- - If a new feature is added or an existing user-facing feature is changed, you should also
+
-   update the [docs](https://github.com/esphome/esphome-docs). See [contributing to esphome-docs](https://esphome.io/guides/contributing.html#contributing-to-esphomedocs)
+[Documentation](https://esphome.io) -- [Issues](https://github.com/esphome/issues/issues) -- [Feature requests](https://github.com/esphome/feature-requests/issues)
-   for more information.
+
- - Please also update the tests in the `tests/` folder. You can do so by just adding a line in one of the YAML files
+---
-   which checks if your new feature compiles correctly.
+
+[![ESPHome - A project from the Open Home Foundation](https://www.openhomefoundation.org/badges/esphome.png)](https://www.openhomefoundation.org/)

README.md

@@ -7,10 +7,10 @@
   </picture>
 </a>
 
-**Documentation:** https://esphome.io/
+---
 
-For issues, please go to [the issue tracker](https://github.com/esphome/issues/issues).
+[Documentation](https://esphome.io) -- [Issues](https://github.com/esphome/issues/issues) -- [Feature requests](https://github.com/esphome/feature-requests/issues)
 
-For feature requests, please see [feature requests](https://github.com/esphome/feature-requests/issues).
+---
 
 [![ESPHome - A project from the Open Home Foundation](https://www.openhomefoundation.org/badges/esphome.png)](https://www.openhomefoundation.org/)

docker/Dockerfile

@@ -35,7 +35,7 @@ RUN \
         iputils-ping=3:20221126-1+deb12u1 \
         git=1:2.39.5-0+deb12u1 \
         curl=7.88.1-10+deb12u8 \
-        openssh-client=1:9.2p1-2+deb12u3 \
+        openssh-client=1:9.2p1-2+deb12u4 \
         python3-cffi=1.15.1-5 \
         libcairo2=1.16.0-7 \
         libmagic1=1:5.44-3 \
@@ -51,19 +51,7 @@ ENV \
   # Store globally installed pio libs in /piolibs
   PLATFORMIO_GLOBALLIB_DIR=/piolibs
 
-# Support legacy binaries on Debian multiarch system. There is no "correct" way
-# to do this, other than using properly built toolchains...
-# See: https://unix.stackexchange.com/questions/553743/correct-way-to-add-lib-ld-linux-so-3-in-debian
 RUN \
-    if [ "$TARGETARCH$TARGETVARIANT" = "armv7" ]; then \
-        ln -s /lib/arm-linux-gnueabihf/ld-linux-armhf.so.3 /lib/ld-linux.so.3; \
-    fi
-
-RUN \
-    # Ubuntu python3-pip is missing wheel
-    if [ "$TARGETARCH$TARGETVARIANT" = "armv7" ]; then \
-        export PIP_EXTRA_INDEX_URL="https://www.piwheels.org/simple"; \
-    fi; \
     pip3 install \
     --break-system-packages --no-cache-dir \
     # Keep platformio version in sync with requirements.txt
@@ -82,14 +70,6 @@ RUN --mount=type=tmpfs,target=/root/.cargo <<END-OF-RUN
 # Fail on any non-zero status
 set -e
 
-if [ "$TARGETARCH$TARGETVARIANT" = "armv7" ]
-then
-    curl -L https://www.piwheels.org/cp311/cryptography-43.0.0-cp37-abi3-linux_armv7l.whl -o /tmp/cryptography-43.0.0-cp37-abi3-linux_armv7l.whl
-    pip3 install --break-system-packages --no-cache-dir /tmp/cryptography-43.0.0-cp37-abi3-linux_armv7l.whl
-    rm /tmp/cryptography-43.0.0-cp37-abi3-linux_armv7l.whl
-    export PIP_EXTRA_INDEX_URL="https://www.piwheels.org/simple";
-fi
-
 # install build tools in case wheels are not available
 BUILD_DEPS="
     build-essential=12.9
@@ -106,7 +86,7 @@ LIB_DEPS="
     libtiff6=4.5.0-6+deb12u1
     libopenjp2-7=2.5.0-2
 "
-if [ "$TARGETARCH$TARGETVARIANT" = "arm64" ] || [ "$TARGETARCH$TARGETVARIANT" = "armv7" ]
+if [ "$TARGETARCH$TARGETVARIANT" = "arm64" ]
 then
     apt-get update
     apt-get install -y --no-install-recommends $BUILD_DEPS $LIB_DEPS
@@ -115,7 +95,7 @@ fi
 CARGO_REGISTRIES_CRATES_IO_PROTOCOL=sparse CARGO_HOME=/root/.cargo
 pip3 install --break-system-packages --no-cache-dir -r /requirements.txt -r /requirements_optional.txt
 
-if [ "$TARGETARCH$TARGETVARIANT" = "arm64" ] || [ "$TARGETARCH$TARGETVARIANT" = "armv7" ]
+if [ "$TARGETARCH$TARGETVARIANT" = "arm64" ]
 then
     apt-get remove -y --purge --auto-remove $BUILD_DEPS
     rm -rf /tmp/* /var/{cache,log}/* /var/lib/apt/lists/*
@@ -135,11 +115,7 @@ FROM base AS docker
 
 # Copy esphome and install
 COPY . /esphome
-RUN if [ "$TARGETARCH$TARGETVARIANT" = "armv7" ]; then \
+RUN pip3 install --break-system-packages --no-cache-dir -e /esphome
-        export PIP_EXTRA_INDEX_URL="https://www.piwheels.org/simple"; \
-  fi; \
-  pip3 install \
-  --break-system-packages --no-cache-dir -e /esphome
 
 # Settings for dashboard
 ENV USERNAME="" PASSWORD=""
@@ -197,11 +173,7 @@ COPY docker/ha-addon-rootfs/ /
 
 # Copy esphome and install
 COPY . /esphome
-RUN if [ "$TARGETARCH$TARGETVARIANT" = "armv7" ]; then \
+RUN pip3 install --break-system-packages --no-cache-dir -e /esphome
-        export PIP_EXTRA_INDEX_URL="https://www.piwheels.org/simple"; \
-  fi; \
-  pip3 install \
-  --break-system-packages --no-cache-dir -e /esphome
 
 # Labels
 LABEL \
@@ -232,21 +204,14 @@ RUN \
         nano=7.2-1+deb12u1 \
         build-essential=12.9 \
         python3-dev=3.11.2-1+b1 \
-    && if [ "$TARGETARCH$TARGETVARIANT" != "armv7" ]; then \
+        clang-tidy-18=1:18.1.8~++20240731024826+3b5b5c1ec4a3-1~exp1~20240731144843.145 \
-    # move this up after armv7 is retired
+    && rm -rf \
-    apt-get install -y --no-install-recommends clang-tidy-18=1:18.1.8~++20240731024826+3b5b5c1ec4a3-1~exp1~20240731144843.145 ; \
-    fi; \
-    rm -rf \
         /tmp/* \
         /var/{cache,log}/* \
         /var/lib/apt/lists/*
 
 COPY requirements_test.txt /
-RUN if [ "$TARGETARCH$TARGETVARIANT" = "armv7" ]; then \
+RUN pip3 install --break-system-packages --no-cache-dir -r /requirements_test.txt
-        export PIP_EXTRA_INDEX_URL="https://www.piwheels.org/simple"; \
-  fi; \
-  pip3 install \
-  --break-system-packages --no-cache-dir -r /requirements_test.txt
 
 VOLUME ["/esphome"]
 WORKDIR /esphome

docker/build.py

@@ -1,22 +1,19 @@
 #!/usr/bin/env python3
-from dataclasses import dataclass
-import subprocess
 import argparse
-from platform import machine
+from dataclasses import dataclass
-import shlex
 import re
+import shlex
+import subprocess
 import sys
 
-
 CHANNEL_DEV = "dev"
 CHANNEL_BETA = "beta"
 CHANNEL_RELEASE = "release"
 CHANNELS = [CHANNEL_DEV, CHANNEL_BETA, CHANNEL_RELEASE]
 
 ARCH_AMD64 = "amd64"
-ARCH_ARMV7 = "armv7"
 ARCH_AARCH64 = "aarch64"
-ARCHS = [ARCH_AMD64, ARCH_ARMV7, ARCH_AARCH64]
+ARCHS = [ARCH_AMD64, ARCH_AARCH64]
 
 TYPE_DOCKER = "docker"
 TYPE_HA_ADDON = "ha-addon"
@@ -76,7 +73,6 @@ class DockerParams:
         }[build_type]
         platform = {
             ARCH_AMD64: "linux/amd64",
-            ARCH_ARMV7: "linux/arm/v7",
             ARCH_AARCH64: "linux/arm64",
         }[arch]
         target = {

esphome/__main__.py

@@ -66,7 +66,7 @@ def choose_prompt(options, purpose: str = None):
         return options[0][1]
 
     safe_print(
-        f'Found multiple options{f" for {purpose}" if purpose else ""}, please choose one:'
+        f"Found multiple options{f' for {purpose}' if purpose else ''}, please choose one:"
     )
     for i, (desc, _) in enumerate(options):
         safe_print(f"  [{i + 1}] {desc}")

esphome/components/adc/__init__.py

@@ -36,6 +36,14 @@ ATTENUATION_MODES = {
     "auto": "auto",
 }
 
+sampling_mode = adc_ns.enum("SamplingMode", is_class=True)
+
+SAMPLING_MODES = {
+    "avg": sampling_mode.AVG,
+    "min": sampling_mode.MIN,
+    "max": sampling_mode.MAX,
+}
+
 adc1_channel_t = cg.global_ns.enum("adc1_channel_t")
 adc2_channel_t = cg.global_ns.enum("adc2_channel_t")
 

esphome/components/adc/adc_sensor.h

@@ -28,6 +28,21 @@ static const adc_atten_t ADC_ATTEN_DB_12_COMPAT = ADC_ATTEN_DB_11;
 #endif
 #endif  // USE_ESP32
 
+enum class SamplingMode : uint8_t { AVG = 0, MIN = 1, MAX = 2 };
+const LogString *sampling_mode_to_str(SamplingMode mode);
+
+class Aggregator {
+ public:
+  void add_sample(uint32_t value);
+  uint32_t aggregate();
+  Aggregator(SamplingMode mode);
+
+ protected:
+  SamplingMode mode_{SamplingMode::AVG};
+  uint32_t aggr_{0};
+  uint32_t samples_{0};
+};
+
 class ADCSensor : public sensor::Sensor, public PollingComponent, public voltage_sampler::VoltageSampler {
  public:
 #ifdef USE_ESP32
@@ -54,6 +69,7 @@ class ADCSensor : public sensor::Sensor, public PollingComponent, public voltage
   void set_pin(InternalGPIOPin *pin) { this->pin_ = pin; }
   void set_output_raw(bool output_raw) { this->output_raw_ = output_raw; }
   void set_sample_count(uint8_t sample_count);
+  void set_sampling_mode(SamplingMode sampling_mode);
   float sample() override;
 
 #ifdef USE_ESP8266
@@ -68,6 +84,7 @@ class ADCSensor : public sensor::Sensor, public PollingComponent, public voltage
   InternalGPIOPin *pin_;
   bool output_raw_{false};
   uint8_t sample_count_{1};
+  SamplingMode sampling_mode_{SamplingMode::AVG};
 
 #ifdef USE_RP2040
   bool is_temperature_{false};

esphome/components/adc/adc_sensor_common.cpp

@@ -6,6 +6,59 @@ namespace adc {
 
 static const char *const TAG = "adc.common";
 
+const LogString *sampling_mode_to_str(SamplingMode mode) {
+  switch (mode) {
+    case SamplingMode::AVG:
+      return LOG_STR("average");
+    case SamplingMode::MIN:
+      return LOG_STR("minimum");
+    case SamplingMode::MAX:
+      return LOG_STR("maximum");
+  }
+  return LOG_STR("unknown");
+}
+
+Aggregator::Aggregator(SamplingMode mode) {
+  this->mode_ = mode;
+  // set to max uint if mode is "min"
+  if (mode == SamplingMode::MIN) {
+    this->aggr_ = UINT32_MAX;
+  }
+}
+
+void Aggregator::add_sample(uint32_t value) {
+  this->samples_ += 1;
+
+  switch (this->mode_) {
+    case SamplingMode::AVG:
+      this->aggr_ += value;
+      break;
+
+    case SamplingMode::MIN:
+      if (value < this->aggr_) {
+        this->aggr_ = value;
+      }
+      break;
+
+    case SamplingMode::MAX:
+      if (value > this->aggr_) {
+        this->aggr_ = value;
+      }
+  }
+}
+
+uint32_t Aggregator::aggregate() {
+  if (this->mode_ == SamplingMode::AVG) {
+    if (this->samples_ == 0) {
+      return this->aggr_;
+    }
+
+    return (this->aggr_ + (this->samples_ >> 1)) / this->samples_;  // NOLINT(clang-analyzer-core.DivideZero)
+  }
+
+  return this->aggr_;
+}
+
 void ADCSensor::update() {
   float value_v = this->sample();
   ESP_LOGV(TAG, "'%s': Got voltage=%.4fV", this->get_name().c_str(), value_v);
@@ -18,6 +71,8 @@ void ADCSensor::set_sample_count(uint8_t sample_count) {
   }
 }
 
+void ADCSensor::set_sampling_mode(SamplingMode sampling_mode) { this->sampling_mode_ = sampling_mode; }
+
 float ADCSensor::get_setup_priority() const { return setup_priority::DATA; }
 
 }  // namespace adc

esphome/components/adc/adc_sensor_esp32.cpp

@@ -78,12 +78,14 @@ void ADCSensor::dump_config() {
     }
   }
   ESP_LOGCONFIG(TAG, "  Samples: %i", this->sample_count_);
+  ESP_LOGCONFIG(TAG, "  Sampling mode: %s", LOG_STR_ARG(sampling_mode_to_str(this->sampling_mode_)));
   LOG_UPDATE_INTERVAL(this);
 }
 
 float ADCSensor::sample() {
   if (!this->autorange_) {
-    uint32_t sum = 0;
+    auto aggr = Aggregator(this->sampling_mode_);
+
     for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
       int raw = -1;
       if (this->channel1_ != ADC1_CHANNEL_MAX) {
@@ -94,13 +96,14 @@ float ADCSensor::sample() {
       if (raw == -1) {
         return NAN;
       }
-      sum += raw;
+
+      aggr.add_sample(raw);
     }
-    sum = (sum + (this->sample_count_ >> 1)) / this->sample_count_;  // NOLINT(clang-analyzer-core.DivideZero)
     if (this->output_raw_) {
-      return sum;
+      return aggr.aggregate();
     }
-    uint32_t mv = esp_adc_cal_raw_to_voltage(sum, &this->cal_characteristics_[(int32_t) this->attenuation_]);
+    uint32_t mv =
+        esp_adc_cal_raw_to_voltage(aggr.aggregate(), &this->cal_characteristics_[(int32_t) this->attenuation_]);
     return mv / 1000.0f;
   }
 

esphome/components/adc/adc_sensor_esp8266.cpp

@@ -31,23 +31,27 @@ void ADCSensor::dump_config() {
   LOG_PIN("  Pin: ", this->pin_);
 #endif  // USE_ADC_SENSOR_VCC
   ESP_LOGCONFIG(TAG, "  Samples: %i", this->sample_count_);
+  ESP_LOGCONFIG(TAG, "  Sampling mode: %s", LOG_STR_ARG(sampling_mode_to_str(this->sampling_mode_)));
   LOG_UPDATE_INTERVAL(this);
 }
 
 float ADCSensor::sample() {
-  uint32_t raw = 0;
+  auto aggr = Aggregator(this->sampling_mode_);
+
   for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
+    uint32_t raw = 0;
 #ifdef USE_ADC_SENSOR_VCC
-    raw += ESP.getVcc();  // NOLINT(readability-static-accessed-through-instance)
+    raw = ESP.getVcc();  // NOLINT(readability-static-accessed-through-instance)
 #else
-    raw += analogRead(this->pin_->get_pin());  // NOLINT
+    raw = analogRead(this->pin_->get_pin());  // NOLINT
 #endif  // USE_ADC_SENSOR_VCC
+    aggr.add_sample(raw);
   }
-  raw = (raw + (this->sample_count_ >> 1)) / this->sample_count_;  // NOLINT(clang-analyzer-core.DivideZero)
+
   if (this->output_raw_) {
-    return raw;
+    return aggr.aggregate();
   }
-  return raw / 1024.0f;
+  return aggr.aggregate() / 1024.0f;
 }
 
 std::string ADCSensor::unique_id() { return get_mac_address() + "-adc"; }

esphome/components/adc/adc_sensor_libretiny.cpp

@@ -23,23 +23,28 @@ void ADCSensor::dump_config() {
   LOG_PIN("  Pin: ", this->pin_);
 #endif  // USE_ADC_SENSOR_VCC
   ESP_LOGCONFIG(TAG, "  Samples: %i", this->sample_count_);
+  ESP_LOGCONFIG(TAG, "  Sampling mode: %s", LOG_STR_ARG(sampling_mode_to_str(this->sampling_mode_)));
   LOG_UPDATE_INTERVAL(this);
 }
 
 float ADCSensor::sample() {
   uint32_t raw = 0;
+  auto aggr = Aggregator(this->sampling_mode_);
+
   if (this->output_raw_) {
     for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
-      raw += analogRead(this->pin_->get_pin());  // NOLINT
+      raw = analogRead(this->pin_->get_pin());  // NOLINT
+      aggr.add_sample(raw);
     }
-    raw = (raw + (this->sample_count_ >> 1)) / this->sample_count_;  // NOLINT(clang-analyzer-core.DivideZero)
+    return aggr.aggregate();
-    return raw;
   }
+
   for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
-    raw += analogReadVoltage(this->pin_->get_pin());  // NOLINT
+    raw = analogReadVoltage(this->pin_->get_pin());  // NOLINT
+    aggr.add_sample(raw);
   }
-  raw = (raw + (this->sample_count_ >> 1)) / this->sample_count_;  // NOLINT(clang-analyzer-core.DivideZero)
+
-  return raw / 1000.0f;
+  return aggr.aggregate() / 1000.0f;
 }
 
 }  // namespace adc

esphome/components/adc/adc_sensor_rp2040.cpp

@@ -34,24 +34,28 @@ void ADCSensor::dump_config() {
 #endif  // USE_ADC_SENSOR_VCC
   }
   ESP_LOGCONFIG(TAG, "  Samples: %i", this->sample_count_);
+  ESP_LOGCONFIG(TAG, "  Sampling mode: %s", LOG_STR_ARG(sampling_mode_to_str(this->sampling_mode_)));
   LOG_UPDATE_INTERVAL(this);
 }
 
 float ADCSensor::sample() {
+  uint32_t raw = 0;
+  auto aggr = Aggregator(this->sampling_mode_);
+
   if (this->is_temperature_) {
     adc_set_temp_sensor_enabled(true);
     delay(1);
     adc_select_input(4);
-    uint32_t raw = 0;
+
     for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
-      raw += adc_read();
+      raw = adc_read();
+      aggr.add_sample(raw);
     }
-    raw = (raw + (this->sample_count_ >> 1)) / this->sample_count_;  // NOLINT(clang-analyzer-core.DivideZero)
     adc_set_temp_sensor_enabled(false);
     if (this->output_raw_) {
-      return raw;
+      return aggr.aggregate();
     }
-    return raw * 3.3f / 4096.0f;
+    return aggr.aggregate() * 3.3f / 4096.0f;
   }
 
   uint8_t pin = this->pin_->get_pin();
@@ -68,11 +72,10 @@ float ADCSensor::sample() {
   adc_gpio_init(pin);
   adc_select_input(pin - 26);
 
-  uint32_t raw = 0;
   for (uint8_t sample = 0; sample < this->sample_count_; sample++) {
-    raw += adc_read();
+    raw = adc_read();
+    aggr.add_sample(raw);
   }
-  raw = (raw + (this->sample_count_ >> 1)) / this->sample_count_;  // NOLINT(clang-analyzer-core.DivideZero)
 
 #ifdef CYW43_USES_VSYS_PIN
   if (pin == PICO_VSYS_PIN) {
@@ -81,10 +84,10 @@ float ADCSensor::sample() {
 #endif  // CYW43_USES_VSYS_PIN
 
   if (this->output_raw_) {
-    return raw;
+    return aggr.aggregate();
   }
   float coeff = pin == PICO_VSYS_PIN ? 3.0f : 1.0f;
-  return raw * 3.3f / 4096.0f * coeff;
+  return aggr.aggregate() * 3.3f / 4096.0f * coeff;
 }
 
 }  // namespace adc

esphome/components/adc/sensor.py

@@ -1,11 +1,9 @@
 import logging
 
 import esphome.codegen as cg
-import esphome.config_validation as cv
-import esphome.final_validate as fv
-from esphome.core import CORE
 from esphome.components import sensor, voltage_sampler
 from esphome.components.esp32 import get_esp32_variant
+import esphome.config_validation as cv
 from esphome.const import (
     CONF_ATTENUATION,
     CONF_ID,
@@ -17,10 +15,14 @@ from esphome.const import (
     STATE_CLASS_MEASUREMENT,
     UNIT_VOLT,
 )
+from esphome.core import CORE
+import esphome.final_validate as fv
+
 from . import (
     ATTENUATION_MODES,
     ESP32_VARIANT_ADC1_PIN_TO_CHANNEL,
     ESP32_VARIANT_ADC2_PIN_TO_CHANNEL,
+    SAMPLING_MODES,
     adc_ns,
     validate_adc_pin,
 )
@@ -30,9 +32,11 @@ _LOGGER = logging.getLogger(__name__)
 AUTO_LOAD = ["voltage_sampler"]
 
 CONF_SAMPLES = "samples"
+CONF_SAMPLING_MODE = "sampling_mode"
 
 
 _attenuation = cv.enum(ATTENUATION_MODES, lower=True)
+_sampling_mode = cv.enum(SAMPLING_MODES, lower=True)
 
 
 def validate_config(config):
@@ -88,6 +92,7 @@ CONFIG_SCHEMA = cv.All(
                 cv.only_on_esp32, _attenuation
             ),
             cv.Optional(CONF_SAMPLES, default=1): cv.int_range(min=1, max=255),
+            cv.Optional(CONF_SAMPLING_MODE, default="avg"): _sampling_mode,
         }
     )
     .extend(cv.polling_component_schema("60s")),
@@ -112,6 +117,7 @@ async def to_code(config):
 
     cg.add(var.set_output_raw(config[CONF_RAW]))
     cg.add(var.set_sample_count(config[CONF_SAMPLES]))
+    cg.add(var.set_sampling_mode(config[CONF_SAMPLING_MODE]))
 
     if attenuation := config.get(CONF_ATTENUATION):
         if attenuation == "auto":

esphome/components/ads1115/ads1115.cpp

@@ -9,8 +9,6 @@ static const char *const TAG = "ads1115";
 static const uint8_t ADS1115_REGISTER_CONVERSION = 0x00;
 static const uint8_t ADS1115_REGISTER_CONFIG = 0x01;
 
-static const uint8_t ADS1115_DATA_RATE_860_SPS = 0b111;  // 3300_SPS for ADS1015
-
 void ADS1115Component::setup() {
   ESP_LOGCONFIG(TAG, "Setting up ADS1115...");
   uint16_t value;
@@ -43,9 +41,9 @@ void ADS1115Component::setup() {
     config |= 0b0000000100000000;
   }
 
-  // Set data rate - 860 samples per second (we're in singleshot mode)
+  // Set data rate - 860 samples per second
   //        0bxxxxxxxx100xxxxx
-  config |= ADS1115_DATA_RATE_860_SPS << 5;
+  config |= ADS1115_860SPS << 5;
 
   // Set comparator mode - hysteresis
   //        0bxxxxxxxxxxx0xxxx
@@ -77,7 +75,7 @@ void ADS1115Component::dump_config() {
   }
 }
 float ADS1115Component::request_measurement(ADS1115Multiplexer multiplexer, ADS1115Gain gain,
-                                            ADS1115Resolution resolution) {
+                                            ADS1115Resolution resolution, ADS1115Samplerate samplerate) {
   uint16_t config = this->prev_config_;
   // Multiplexer
   //        0bxBBBxxxxxxxxxxxx
@@ -89,6 +87,11 @@ float ADS1115Component::request_measurement(ADS1115Multiplexer multiplexer, ADS1
   config &= 0b1111000111111111;
   config |= (gain & 0b111) << 9;
 
+  // Sample rate
+  //        0bxxxxxxxxBBBxxxxx
+  config &= 0b1111111100011111;
+  config |= (samplerate & 0b111) << 5;
+
   if (!this->continuous_mode_) {
     // Start conversion
     config |= 0b1000000000000000;
@@ -101,8 +104,54 @@ float ADS1115Component::request_measurement(ADS1115Multiplexer multiplexer, ADS1
     }
     this->prev_config_ = config;
 
-    // about 1.2 ms with 860 samples per second
+    // Delay calculated as: ceil((1000/SPS)+.5)
-    delay(2);
+    if (resolution == ADS1015_12_BITS) {
+      switch (samplerate) {
+        case ADS1115_8SPS:
+          delay(9);
+          break;
+        case ADS1115_16SPS:
+          delay(5);
+          break;
+        case ADS1115_32SPS:
+          delay(3);
+          break;
+        case ADS1115_64SPS:
+        case ADS1115_128SPS:
+          delay(2);
+          break;
+        default:
+          delay(1);
+          break;
+      }
+    } else {
+      switch (samplerate) {
+        case ADS1115_8SPS:
+          delay(126);  // NOLINT
+          break;
+        case ADS1115_16SPS:
+          delay(63);  // NOLINT
+          break;
+        case ADS1115_32SPS:
+          delay(32);
+          break;
+        case ADS1115_64SPS:
+          delay(17);
+          break;
+        case ADS1115_128SPS:
+          delay(9);
+          break;
+        case ADS1115_250SPS:
+          delay(5);
+          break;
+        case ADS1115_475SPS:
+          delay(3);
+          break;
+        case ADS1115_860SPS:
+          delay(2);
+          break;
+      }
+    }
 
     // in continuous mode, conversion will always be running, rely on the delay
     // to ensure conversion is taking place with the correct settings

esphome/components/ads1115/ads1115.h

@@ -33,6 +33,17 @@ enum ADS1115Resolution {
   ADS1015_12_BITS = 12,
 };
 
+enum ADS1115Samplerate {
+  ADS1115_8SPS = 0b000,
+  ADS1115_16SPS = 0b001,
+  ADS1115_32SPS = 0b010,
+  ADS1115_64SPS = 0b011,
+  ADS1115_128SPS = 0b100,
+  ADS1115_250SPS = 0b101,
+  ADS1115_475SPS = 0b110,
+  ADS1115_860SPS = 0b111
+};
+
 class ADS1115Component : public Component, public i2c::I2CDevice {
  public:
   void setup() override;
@@ -42,7 +53,8 @@ class ADS1115Component : public Component, public i2c::I2CDevice {
   void set_continuous_mode(bool continuous_mode) { continuous_mode_ = continuous_mode; }
 
   /// Helper method to request a measurement from a sensor.
-  float request_measurement(ADS1115Multiplexer multiplexer, ADS1115Gain gain, ADS1115Resolution resolution);
+  float request_measurement(ADS1115Multiplexer multiplexer, ADS1115Gain gain, ADS1115Resolution resolution,
+                            ADS1115Samplerate samplerate);
 
  protected:
   uint16_t prev_config_{0};

esphome/components/ads1115/sensor/__init__.py

@@ -5,6 +5,7 @@ from esphome.const import (
     CONF_GAIN,
     CONF_MULTIPLEXER,
     CONF_RESOLUTION,
+    CONF_SAMPLE_RATE,
     DEVICE_CLASS_VOLTAGE,
     STATE_CLASS_MEASUREMENT,
     UNIT_VOLT,
@@ -43,6 +44,17 @@ RESOLUTION = {
     "12_BITS": ADS1115Resolution.ADS1015_12_BITS,
 }
 
+ADS1115Samplerate = ads1115_ns.enum("ADS1115Samplerate")
+SAMPLERATE = {
+    "8": ADS1115Samplerate.ADS1115_8SPS,
+    "16": ADS1115Samplerate.ADS1115_16SPS,
+    "32": ADS1115Samplerate.ADS1115_32SPS,
+    "64": ADS1115Samplerate.ADS1115_64SPS,
+    "128": ADS1115Samplerate.ADS1115_128SPS,
+    "250": ADS1115Samplerate.ADS1115_250SPS,
+    "475": ADS1115Samplerate.ADS1115_475SPS,
+    "860": ADS1115Samplerate.ADS1115_860SPS,
+}
 
 ADS1115Sensor = ads1115_ns.class_(
     "ADS1115Sensor", sensor.Sensor, cg.PollingComponent, voltage_sampler.VoltageSampler
@@ -64,6 +76,9 @@ CONFIG_SCHEMA = (
             cv.Optional(CONF_RESOLUTION, default="16_BITS"): cv.enum(
                 RESOLUTION, upper=True, space="_"
             ),
+            cv.Optional(CONF_SAMPLE_RATE, default="860"): cv.enum(
+                SAMPLERATE, string=True
+            ),
         }
     )
     .extend(cv.polling_component_schema("60s"))
@@ -79,3 +94,4 @@ async def to_code(config):
     cg.add(var.set_multiplexer(config[CONF_MULTIPLEXER]))
     cg.add(var.set_gain(config[CONF_GAIN]))
     cg.add(var.set_resolution(config[CONF_RESOLUTION]))
+    cg.add(var.set_samplerate(config[CONF_SAMPLE_RATE]))

esphome/components/ads1115/sensor/ads1115_sensor.cpp

@@ -8,7 +8,7 @@ namespace ads1115 {
 static const char *const TAG = "ads1115.sensor";
 
 float ADS1115Sensor::sample() {
-  return this->parent_->request_measurement(this->multiplexer_, this->gain_, this->resolution_);
+  return this->parent_->request_measurement(this->multiplexer_, this->gain_, this->resolution_, this->samplerate_);
 }
 
 void ADS1115Sensor::update() {
@@ -24,6 +24,7 @@ void ADS1115Sensor::dump_config() {
   ESP_LOGCONFIG(TAG, "    Multiplexer: %u", this->multiplexer_);
   ESP_LOGCONFIG(TAG, "    Gain: %u", this->gain_);
   ESP_LOGCONFIG(TAG, "    Resolution: %u", this->resolution_);
+  ESP_LOGCONFIG(TAG, "    Sample rate: %u", this->samplerate_);
 }
 
 }  // namespace ads1115

esphome/components/ads1115/sensor/ads1115_sensor.h

@@ -21,6 +21,7 @@ class ADS1115Sensor : public sensor::Sensor,
   void set_multiplexer(ADS1115Multiplexer multiplexer) { this->multiplexer_ = multiplexer; }
   void set_gain(ADS1115Gain gain) { this->gain_ = gain; }
   void set_resolution(ADS1115Resolution resolution) { this->resolution_ = resolution; }
+  void set_samplerate(ADS1115Samplerate samplerate) { this->samplerate_ = samplerate; }
   float sample() override;
 
   void dump_config() override;
@@ -29,6 +30,7 @@ class ADS1115Sensor : public sensor::Sensor,
   ADS1115Multiplexer multiplexer_;
   ADS1115Gain gain_;
   ADS1115Resolution resolution_;
+  ADS1115Samplerate samplerate_;
 };
 
 }  // namespace ads1115

esphome/components/api/api.proto

@@ -1381,6 +1381,7 @@ message BluetoothConnectionsFreeResponse {
 
   uint32 free = 1;
   uint32 limit = 2;
+  repeated uint64 allocated = 3;
 }
 
 message BluetoothGATTErrorResponse {

esphome/components/api/api_pb2.cpp

@@ -6430,6 +6430,10 @@ bool BluetoothConnectionsFreeResponse::decode_varint(uint32_t field_id, ProtoVar
       this->limit = value.as_uint32();
       return true;
     }
+    case 3: {
+      this->allocated.push_back(value.as_uint64());
+      return true;
+    }
     default:
       return false;
   }
@@ -6437,6 +6441,9 @@ bool BluetoothConnectionsFreeResponse::decode_varint(uint32_t field_id, ProtoVar
 void BluetoothConnectionsFreeResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_uint32(1, this->free);
   buffer.encode_uint32(2, this->limit);
+  for (auto &it : this->allocated) {
+    buffer.encode_uint64(3, it, true);
+  }
 }
 #ifdef HAS_PROTO_MESSAGE_DUMP
 void BluetoothConnectionsFreeResponse::dump_to(std::string &out) const {
@@ -6451,6 +6458,13 @@ void BluetoothConnectionsFreeResponse::dump_to(std::string &out) const {
   sprintf(buffer, "%" PRIu32, this->limit);
   out.append(buffer);
   out.append("\n");
+
+  for (const auto &it : this->allocated) {
+    out.append("  allocated: ");
+    sprintf(buffer, "%llu", it);
+    out.append(buffer);
+    out.append("\n");
+  }
   out.append("}");
 }
 #endif

esphome/components/api/api_pb2.h

@@ -1624,6 +1624,7 @@ class BluetoothConnectionsFreeResponse : public ProtoMessage {
  public:
   uint32_t free{0};
   uint32_t limit{0};
+  std::vector<uint64_t> allocated{};
   void encode(ProtoWriteBuffer buffer) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;

esphome/components/api/client.py

@@ -1,12 +1,11 @@
 from __future__ import annotations
 
 import asyncio
-import logging
 from datetime import datetime
-from typing import Any
+import logging
+from typing import TYPE_CHECKING, Any
 
 from aioesphomeapi import APIClient
-from aioesphomeapi.api_pb2 import SubscribeLogsResponse
 from aioesphomeapi.log_runner import async_run
 
 from esphome.const import CONF_KEY, CONF_PASSWORD, CONF_PORT, __version__
@@ -14,6 +13,12 @@ from esphome.core import CORE
 
 from . import CONF_ENCRYPTION
 
+if TYPE_CHECKING:
+    from aioesphomeapi.api_pb2 import (
+        SubscribeLogsResponse,  # pylint: disable=no-name-in-module
+    )
+
+
 _LOGGER = logging.getLogger(__name__)
 
 

esphome/components/audio/__init__.py

@@ -1,9 +1,121 @@
 import esphome.codegen as cg
 import esphome.config_validation as cv
+from esphome.const import CONF_BITS_PER_SAMPLE, CONF_NUM_CHANNELS, CONF_SAMPLE_RATE
+import esphome.final_validate as fv
 
 CODEOWNERS = ["@kahrendt"]
 audio_ns = cg.esphome_ns.namespace("audio")
 
+AudioFile = audio_ns.struct("AudioFile")
+AudioFileType = audio_ns.enum("AudioFileType", is_class=True)
+AUDIO_FILE_TYPE_ENUM = {
+    "NONE": AudioFileType.NONE,
+    "WAV": AudioFileType.WAV,
+    "MP3": AudioFileType.MP3,
+    "FLAC": AudioFileType.FLAC,
+}
+
+
+CONF_MIN_BITS_PER_SAMPLE = "min_bits_per_sample"
+CONF_MAX_BITS_PER_SAMPLE = "max_bits_per_sample"
+CONF_MIN_CHANNELS = "min_channels"
+CONF_MAX_CHANNELS = "max_channels"
+CONF_MIN_SAMPLE_RATE = "min_sample_rate"
+CONF_MAX_SAMPLE_RATE = "max_sample_rate"
+
+
 CONFIG_SCHEMA = cv.All(
     cv.Schema({}),
 )
+
+AUDIO_COMPONENT_SCHEMA = cv.Schema(
+    {
+        cv.Optional(CONF_BITS_PER_SAMPLE): cv.int_range(8, 32),
+        cv.Optional(CONF_NUM_CHANNELS): cv.int_range(1, 2),
+        cv.Optional(CONF_SAMPLE_RATE): cv.int_range(8000, 48000),
+    }
+)
+
+
+_UNDEF = object()
+
+
+def set_stream_limits(
+    min_bits_per_sample: int = _UNDEF,
+    max_bits_per_sample: int = _UNDEF,
+    min_channels: int = _UNDEF,
+    max_channels: int = _UNDEF,
+    min_sample_rate: int = _UNDEF,
+    max_sample_rate: int = _UNDEF,
+):
+    def set_limits_in_config(config):
+        if min_bits_per_sample is not _UNDEF:
+            config[CONF_MIN_BITS_PER_SAMPLE] = min_bits_per_sample
+        if max_bits_per_sample is not _UNDEF:
+            config[CONF_MAX_BITS_PER_SAMPLE] = max_bits_per_sample
+        if min_channels is not _UNDEF:
+            config[CONF_MIN_CHANNELS] = min_channels
+        if max_channels is not _UNDEF:
+            config[CONF_MAX_CHANNELS] = max_channels
+        if min_sample_rate is not _UNDEF:
+            config[CONF_MIN_SAMPLE_RATE] = min_sample_rate
+        if max_sample_rate is not _UNDEF:
+            config[CONF_MAX_SAMPLE_RATE] = max_sample_rate
+
+    return set_limits_in_config
+
+
+def final_validate_audio_schema(
+    name: str,
+    *,
+    audio_device: str,
+    bits_per_sample: int,
+    channels: int,
+    sample_rate: int,
+):
+    def validate_audio_compatiblity(audio_config):
+        audio_schema = {}
+
+        try:
+            cv.int_range(
+                min=audio_config.get(CONF_MIN_BITS_PER_SAMPLE),
+                max=audio_config.get(CONF_MAX_BITS_PER_SAMPLE),
+            )(bits_per_sample)
+        except cv.Invalid as exc:
+            raise cv.Invalid(
+                f"Invalid configuration for the {name} component. The {CONF_BITS_PER_SAMPLE} {str(exc)}"
+            ) from exc
+
+        try:
+            cv.int_range(
+                min=audio_config.get(CONF_MIN_CHANNELS),
+                max=audio_config.get(CONF_MAX_CHANNELS),
+            )(channels)
+        except cv.Invalid as exc:
+            raise cv.Invalid(
+                f"Invalid configuration for the {name} component. The {CONF_NUM_CHANNELS} {str(exc)}"
+            ) from exc
+
+        try:
+            cv.int_range(
+                min=audio_config.get(CONF_MIN_SAMPLE_RATE),
+                max=audio_config.get(CONF_MAX_SAMPLE_RATE),
+            )(sample_rate)
+            return cv.Schema(audio_schema, extra=cv.ALLOW_EXTRA)(audio_config)
+        except cv.Invalid as exc:
+            raise cv.Invalid(
+                f"Invalid configuration for the {name} component. The {CONF_SAMPLE_RATE} {str(exc)}"
+            ) from exc
+
+    return cv.Schema(
+        {
+            cv.Required(audio_device): fv.id_declaration_match_schema(
+                validate_audio_compatiblity
+            )
+        },
+        extra=cv.ALLOW_EXTRA,
+    )
+
+
+async def to_code(config):
+    cg.add_library("esphome/esp-audio-libs", "1.1.1")

esphome/components/audio/audio.cpp

@@ -0,0 +1,67 @@
+#include "audio.h"
+
+namespace esphome {
+namespace audio {
+
+// Euclidean's algorithm for finding the greatest common divisor
+static uint32_t gcd(uint32_t a, uint32_t b) {
+  while (b != 0) {
+    uint32_t t = b;
+    b = a % b;
+    a = t;
+  }
+  return a;
+}
+
+AudioStreamInfo::AudioStreamInfo(uint8_t bits_per_sample, uint8_t channels, uint32_t sample_rate)
+    : bits_per_sample_(bits_per_sample), channels_(channels), sample_rate_(sample_rate) {
+  this->ms_sample_rate_gcd_ = gcd(1000, this->sample_rate_);
+  this->bytes_per_sample_ = (this->bits_per_sample_ + 7) / 8;
+}
+
+uint32_t AudioStreamInfo::frames_to_microseconds(uint32_t frames) const {
+  return (frames * 1000000 + (this->sample_rate_ >> 1)) / this->sample_rate_;
+}
+
+uint32_t AudioStreamInfo::frames_to_milliseconds_with_remainder(uint32_t *total_frames) const {
+  uint32_t unprocessable_frames = *total_frames % (this->sample_rate_ / this->ms_sample_rate_gcd_);
+  uint32_t frames_for_ms_calculation = *total_frames - unprocessable_frames;
+
+  uint32_t playback_ms = (frames_for_ms_calculation * 1000) / this->sample_rate_;
+  *total_frames = unprocessable_frames;
+  return playback_ms;
+}
+
+bool AudioStreamInfo::operator==(const AudioStreamInfo &rhs) const {
+  return (this->bits_per_sample_ == rhs.get_bits_per_sample()) && (this->channels_ == rhs.get_channels()) &&
+         (this->sample_rate_ == rhs.get_sample_rate());
+}
+
+const char *audio_file_type_to_string(AudioFileType file_type) {
+  switch (file_type) {
+#ifdef USE_AUDIO_FLAC_SUPPORT
+    case AudioFileType::FLAC:
+      return "FLAC";
+#endif
+#ifdef USE_AUDIO_MP3_SUPPORT
+    case AudioFileType::MP3:
+      return "MP3";
+#endif
+    case AudioFileType::WAV:
+      return "WAV";
+    default:
+      return "unknown";
+  }
+}
+
+void scale_audio_samples(const int16_t *audio_samples, int16_t *output_buffer, int16_t scale_factor,
+                         size_t samples_to_scale) {
+  // Note the assembly dsps_mulc function has audio glitches if the input and output buffers are the same.
+  for (int i = 0; i < samples_to_scale; i++) {
+    int32_t acc = (int32_t) audio_samples[i] * (int32_t) scale_factor;
+    output_buffer[i] = (int16_t) (acc >> 15);
+  }
+}
+
+}  // namespace audio
+}  // namespace esphome

esphome/components/audio/audio.h

@@ -1,21 +1,139 @@
 #pragma once
 
+#include "esphome/core/defines.h"
+
 #include <cstddef>
 #include <cstdint>
 
 namespace esphome {
 namespace audio {
 
-struct AudioStreamInfo {
+class AudioStreamInfo {
-  bool operator==(const AudioStreamInfo &rhs) const {
+  /* Class to respresent important parameters of the audio stream that also provides helper function to convert between
-    return (channels == rhs.channels) && (bits_per_sample == rhs.bits_per_sample) && (sample_rate == rhs.sample_rate);
+   * various audio related units.
+   *
+   *  - An audio sample represents a unit of audio for one channel.
+   *  - A frame represents a unit of audio with a sample for every channel.
+   *
+   * In gneneral, converting between bytes, samples, and frames shouldn't result in rounding errors so long as frames
+   * are used as the main unit when transferring audio data. Durations may result in rounding for certain sample rates;
+   * e.g., 44.1 KHz. The ``frames_to_milliseconds_with_remainder`` function should be used for accuracy, as it takes
+   * into account the remainder rather than just ignoring any rounding.
+   */
+ public:
+  AudioStreamInfo()
+      : AudioStreamInfo(16, 1, 16000){};  // Default values represent ESPHome's audio components historical values
+  AudioStreamInfo(uint8_t bits_per_sample, uint8_t channels, uint32_t sample_rate);
+
+  uint8_t get_bits_per_sample() const { return this->bits_per_sample_; }
+  uint8_t get_channels() const { return this->channels_; }
+  uint32_t get_sample_rate() const { return this->sample_rate_; }
+
+  /// @brief Convert bytes to duration in milliseconds.
+  /// @param bytes Number of bytes to convert
+  /// @return Duration in milliseconds that will store `bytes` bytes of audio. May round down for certain sample rates
+  ///         or values of `bytes`.
+  uint32_t bytes_to_ms(size_t bytes) const {
+    return bytes * 1000 / (this->sample_rate_ * this->bytes_per_sample_ * this->channels_);
   }
+
+  /// @brief Convert bytes to frames.
+  /// @param bytes Number of bytes to convert
+  /// @return Audio frames that will store `bytes` bytes.
+  uint32_t bytes_to_frames(size_t bytes) const { return (bytes / (this->bytes_per_sample_ * this->channels_)); }
+
+  /// @brief Convert bytes to samples.
+  /// @param bytes Number of bytes to convert
+  /// @return Audio samples that will store `bytes` bytes.
+  uint32_t bytes_to_samples(size_t bytes) const { return (bytes / this->bytes_per_sample_); }
+
+  /// @brief Converts frames to bytes.
+  /// @param frames Number of frames to convert.
+  /// @return Number of bytes that will store `frames` frames of audio.
+  size_t frames_to_bytes(uint32_t frames) const { return frames * this->bytes_per_sample_ * this->channels_; }
+
+  /// @brief Converts samples to bytes.
+  /// @param samples Number of samples to convert.
+  /// @return Number of bytes that will store `samples` samples of audio.
+  size_t samples_to_bytes(uint32_t samples) const { return samples * this->bytes_per_sample_; }
+
+  /// @brief Converts duration to frames.
+  /// @param ms Duration in milliseconds
+  /// @return Audio frames that will store `ms` milliseconds of audio.  May round down for certain sample rates.
+  uint32_t ms_to_frames(uint32_t ms) const { return (ms * this->sample_rate_) / 1000; }
+
+  /// @brief Converts duration to samples.
+  /// @param ms Duration in milliseconds
+  /// @return Audio samples that will store `ms` milliseconds of audio.  May round down for certain sample rates.
+  uint32_t ms_to_samples(uint32_t ms) const { return (ms * this->channels_ * this->sample_rate_) / 1000; }
+
+  /// @brief Converts duration to bytes. May round down for certain sample rates.
+  /// @param ms Duration in milliseconds
+  /// @return Bytes that will store `ms` milliseconds of audio.  May round down for certain sample rates.
+  size_t ms_to_bytes(uint32_t ms) const {
+    return (ms * this->bytes_per_sample_ * this->channels_ * this->sample_rate_) / 1000;
+  }
+
+  /// @brief Computes the duration, in microseconds, the given amount of frames represents.
+  /// @param frames Number of audio frames
+  /// @return Duration in microseconds `frames` respresents. May be slightly inaccurate due to integer divison rounding
+  ///         for certain sample rates.
+  uint32_t frames_to_microseconds(uint32_t frames) const;
+
+  /// @brief Computes the duration, in milliseconds, the given amount of frames represents. Avoids
+  /// accumulating rounding errors by updating `frames` with the remainder after converting.
+  /// @param frames Pointer to uint32_t with the number of audio frames. Replaced with the remainder.
+  /// @return Duration in milliseconds `frames` represents. Always less than or equal to the actual value due to
+  ///         rounding.
+  uint32_t frames_to_milliseconds_with_remainder(uint32_t *frames) const;
+
+  // Class comparison operators
+  bool operator==(const AudioStreamInfo &rhs) const;
   bool operator!=(const AudioStreamInfo &rhs) const { return !operator==(rhs); }
-  size_t get_bytes_per_sample() const { return bits_per_sample / 8; }
+
-  uint8_t channels = 1;
+ protected:
-  uint8_t bits_per_sample = 16;
+  uint8_t bits_per_sample_;
-  uint32_t sample_rate = 16000;
+  uint8_t channels_;
+  uint32_t sample_rate_;
+
+  // The greatest common divisor between 1000 ms = 1 second and the sample rate. Used to avoid accumulating error when
+  // converting from frames to duration. Computed at construction.
+  uint32_t ms_sample_rate_gcd_;
+
+  // Conversion factor derived from the number of bits per sample. Assumes audio data is aligned to the byte. Computed
+  // at construction.
+  size_t bytes_per_sample_;
 };
 
+enum class AudioFileType : uint8_t {
+  NONE = 0,
+#ifdef USE_AUDIO_FLAC_SUPPORT
+  FLAC,
+#endif
+#ifdef USE_AUDIO_MP3_SUPPORT
+  MP3,
+#endif
+  WAV,
+};
+
+struct AudioFile {
+  const uint8_t *data;
+  size_t length;
+  AudioFileType file_type;
+};
+
+/// @brief Helper function to convert file type to a const char string
+/// @param file_type
+/// @return const char pointer to the readable file type
+const char *audio_file_type_to_string(AudioFileType file_type);
+
+/// @brief Scales Q15 fixed point audio samples. Scales in place if audio_samples == output_buffer.
+/// @param audio_samples PCM int16 audio samples
+/// @param output_buffer Buffer to store the scaled samples
+/// @param scale_factor Q15 fixed point scaling factor
+/// @param samples_to_scale Number of samples to scale
+void scale_audio_samples(const int16_t *audio_samples, int16_t *output_buffer, int16_t scale_factor,
+                         size_t samples_to_scale);
+
 }  // namespace audio
 }  // namespace esphome

esphome/components/audio/audio_decoder.cpp

@@ -0,0 +1,361 @@
+#include "audio_decoder.h"
+
+#ifdef USE_ESP32
+
+#include "esphome/core/hal.h"
+
+namespace esphome {
+namespace audio {
+
+static const uint32_t DECODING_TIMEOUT_MS = 50;    // The decode function will yield after this duration
+static const uint32_t READ_WRITE_TIMEOUT_MS = 20;  // Timeout for transferring audio data
+
+static const uint32_t MAX_POTENTIALLY_FAILED_COUNT = 10;
+
+AudioDecoder::AudioDecoder(size_t input_buffer_size, size_t output_buffer_size) {
+  this->input_transfer_buffer_ = AudioSourceTransferBuffer::create(input_buffer_size);
+  this->output_transfer_buffer_ = AudioSinkTransferBuffer::create(output_buffer_size);
+}
+
+AudioDecoder::~AudioDecoder() {
+#ifdef USE_AUDIO_MP3_SUPPORT
+  if (this->audio_file_type_ == AudioFileType::MP3) {
+    esp_audio_libs::helix_decoder::MP3FreeDecoder(this->mp3_decoder_);
+  }
+#endif
+}
+
+esp_err_t AudioDecoder::add_source(std::weak_ptr<RingBuffer> &input_ring_buffer) {
+  if (this->input_transfer_buffer_ != nullptr) {
+    this->input_transfer_buffer_->set_source(input_ring_buffer);
+    return ESP_OK;
+  }
+  return ESP_ERR_NO_MEM;
+}
+
+esp_err_t AudioDecoder::add_sink(std::weak_ptr<RingBuffer> &output_ring_buffer) {
+  if (this->output_transfer_buffer_ != nullptr) {
+    this->output_transfer_buffer_->set_sink(output_ring_buffer);
+    return ESP_OK;
+  }
+  return ESP_ERR_NO_MEM;
+}
+
+#ifdef USE_SPEAKER
+esp_err_t AudioDecoder::add_sink(speaker::Speaker *speaker) {
+  if (this->output_transfer_buffer_ != nullptr) {
+    this->output_transfer_buffer_->set_sink(speaker);
+    return ESP_OK;
+  }
+  return ESP_ERR_NO_MEM;
+}
+#endif
+
+esp_err_t AudioDecoder::start(AudioFileType audio_file_type) {
+  if ((this->input_transfer_buffer_ == nullptr) || (this->output_transfer_buffer_ == nullptr)) {
+    return ESP_ERR_NO_MEM;
+  }
+
+  this->audio_file_type_ = audio_file_type;
+
+  this->potentially_failed_count_ = 0;
+  this->end_of_file_ = false;
+
+  switch (this->audio_file_type_) {
+#ifdef USE_AUDIO_FLAC_SUPPORT
+    case AudioFileType::FLAC:
+      this->flac_decoder_ = make_unique<esp_audio_libs::flac::FLACDecoder>();
+      this->free_buffer_required_ =
+          this->output_transfer_buffer_->capacity();  // We'll revise this after reading the header
+      break;
+#endif
+#ifdef USE_AUDIO_MP3_SUPPORT
+    case AudioFileType::MP3:
+      this->mp3_decoder_ = esp_audio_libs::helix_decoder::MP3InitDecoder();
+      this->free_buffer_required_ = 1152 * sizeof(int16_t) * 2;  // samples * size per sample * channels
+      break;
+#endif
+    case AudioFileType::WAV:
+      this->wav_decoder_ = make_unique<esp_audio_libs::wav_decoder::WAVDecoder>();
+      this->wav_decoder_->reset();
+      this->free_buffer_required_ = 1024;
+      break;
+    case AudioFileType::NONE:
+    default:
+      return ESP_ERR_NOT_SUPPORTED;
+      break;
+  }
+
+  return ESP_OK;
+}
+
+AudioDecoderState AudioDecoder::decode(bool stop_gracefully) {
+  if (stop_gracefully) {
+    if (this->output_transfer_buffer_->available() == 0) {
+      if (this->end_of_file_) {
+        // The file decoder indicates it reached the end of file
+        return AudioDecoderState::FINISHED;
+      }
+
+      if (!this->input_transfer_buffer_->has_buffered_data()) {
+        // If all the internal buffers are empty, the decoding is done
+        return AudioDecoderState::FINISHED;
+      }
+    }
+  }
+
+  if (this->potentially_failed_count_ > MAX_POTENTIALLY_FAILED_COUNT) {
+    if (stop_gracefully) {
+      // No more new data is going to come in, so decoding is done
+      return AudioDecoderState::FINISHED;
+    }
+    return AudioDecoderState::FAILED;
+  }
+
+  FileDecoderState state = FileDecoderState::MORE_TO_PROCESS;
+
+  uint32_t decoding_start = millis();
+
+  while (state == FileDecoderState::MORE_TO_PROCESS) {
+    // Transfer decoded out
+    if (!this->pause_output_) {
+      size_t bytes_written = this->output_transfer_buffer_->transfer_data_to_sink(pdMS_TO_TICKS(READ_WRITE_TIMEOUT_MS));
+      if (this->audio_stream_info_.has_value()) {
+        this->accumulated_frames_written_ += this->audio_stream_info_.value().bytes_to_frames(bytes_written);
+        this->playback_ms_ +=
+            this->audio_stream_info_.value().frames_to_milliseconds_with_remainder(&this->accumulated_frames_written_);
+      }
+    } else {
+      // If paused, block to avoid wasting CPU resources
+      delay(READ_WRITE_TIMEOUT_MS);
+    }
+
+    // Verify there is enough space to store more decoded audio and that the function hasn't been running too long
+    if ((this->output_transfer_buffer_->free() < this->free_buffer_required_) ||
+        (millis() - decoding_start > DECODING_TIMEOUT_MS)) {
+      return AudioDecoderState::DECODING;
+    }
+
+    // Decode more audio
+
+    size_t bytes_read = this->input_transfer_buffer_->transfer_data_from_source(pdMS_TO_TICKS(READ_WRITE_TIMEOUT_MS));
+
+    if ((this->potentially_failed_count_ > 0) && (bytes_read == 0)) {
+      // Failed to decode in last attempt and there is no new data
+
+      if (this->input_transfer_buffer_->free() == 0) {
+        // The input buffer is full. Since it previously failed on the exact same data, we can never recover
+        state = FileDecoderState::FAILED;
+      } else {
+        // Attempt to get more data next time
+        state = FileDecoderState::IDLE;
+      }
+    } else if (this->input_transfer_buffer_->available() == 0) {
+      // No data to decode, attempt to get more data next time
+      state = FileDecoderState::IDLE;
+    } else {
+      switch (this->audio_file_type_) {
+#ifdef USE_AUDIO_FLAC_SUPPORT
+        case AudioFileType::FLAC:
+          state = this->decode_flac_();
+          break;
+#endif
+#ifdef USE_AUDIO_MP3_SUPPORT
+        case AudioFileType::MP3:
+          state = this->decode_mp3_();
+          break;
+#endif
+        case AudioFileType::WAV:
+          state = this->decode_wav_();
+          break;
+        case AudioFileType::NONE:
+        default:
+          state = FileDecoderState::IDLE;
+          break;
+      }
+    }
+
+    if (state == FileDecoderState::POTENTIALLY_FAILED) {
+      ++this->potentially_failed_count_;
+    } else if (state == FileDecoderState::END_OF_FILE) {
+      this->end_of_file_ = true;
+    } else if (state == FileDecoderState::FAILED) {
+      return AudioDecoderState::FAILED;
+    } else if (state == FileDecoderState::MORE_TO_PROCESS) {
+      this->potentially_failed_count_ = 0;
+    }
+  }
+  return AudioDecoderState::DECODING;
+}
+
+#ifdef USE_AUDIO_FLAC_SUPPORT
+FileDecoderState AudioDecoder::decode_flac_() {
+  if (!this->audio_stream_info_.has_value()) {
+    // Header hasn't been read
+    auto result = this->flac_decoder_->read_header(this->input_transfer_buffer_->get_buffer_start(),
+                                                   this->input_transfer_buffer_->available());
+
+    if (result == esp_audio_libs::flac::FLAC_DECODER_HEADER_OUT_OF_DATA) {
+      return FileDecoderState::POTENTIALLY_FAILED;
+    }
+
+    if (result != esp_audio_libs::flac::FLAC_DECODER_SUCCESS) {
+      // Couldn't read FLAC header
+      return FileDecoderState::FAILED;
+    }
+
+    size_t bytes_consumed = this->flac_decoder_->get_bytes_index();
+    this->input_transfer_buffer_->decrease_buffer_length(bytes_consumed);
+
+    this->free_buffer_required_ = flac_decoder_->get_output_buffer_size_bytes();
+    if (this->output_transfer_buffer_->capacity() < this->free_buffer_required_) {
+      // Output buffer is not big enough
+      if (!this->output_transfer_buffer_->reallocate(this->free_buffer_required_)) {
+        // Couldn't reallocate output buffer
+        return FileDecoderState::FAILED;
+      }
+    }
+
+    this->audio_stream_info_ =
+        audio::AudioStreamInfo(this->flac_decoder_->get_sample_depth(), this->flac_decoder_->get_num_channels(),
+                               this->flac_decoder_->get_sample_rate());
+
+    return FileDecoderState::MORE_TO_PROCESS;
+  }
+
+  uint32_t output_samples = 0;
+  auto result = this->flac_decoder_->decode_frame(
+      this->input_transfer_buffer_->get_buffer_start(), this->input_transfer_buffer_->available(),
+      reinterpret_cast<int16_t *>(this->output_transfer_buffer_->get_buffer_end()), &output_samples);
+
+  if (result == esp_audio_libs::flac::FLAC_DECODER_ERROR_OUT_OF_DATA) {
+    // Not an issue, just needs more data that we'll get next time.
+    return FileDecoderState::POTENTIALLY_FAILED;
+  }
+
+  size_t bytes_consumed = this->flac_decoder_->get_bytes_index();
+  this->input_transfer_buffer_->decrease_buffer_length(bytes_consumed);
+
+  if (result > esp_audio_libs::flac::FLAC_DECODER_ERROR_OUT_OF_DATA) {
+    // Corrupted frame, don't retry with current buffer content, wait for new sync
+    return FileDecoderState::POTENTIALLY_FAILED;
+  }
+
+  // We have successfully decoded some input data and have new output data
+  this->output_transfer_buffer_->increase_buffer_length(
+      this->audio_stream_info_.value().samples_to_bytes(output_samples));
+
+  if (result == esp_audio_libs::flac::FLAC_DECODER_NO_MORE_FRAMES) {
+    return FileDecoderState::END_OF_FILE;
+  }
+
+  return FileDecoderState::MORE_TO_PROCESS;
+}
+#endif
+
+#ifdef USE_AUDIO_MP3_SUPPORT
+FileDecoderState AudioDecoder::decode_mp3_() {
+  // Look for the next sync word
+  int buffer_length = (int) this->input_transfer_buffer_->available();
+  int32_t offset =
+      esp_audio_libs::helix_decoder::MP3FindSyncWord(this->input_transfer_buffer_->get_buffer_start(), buffer_length);
+
+  if (offset < 0) {
+    // New data may have the sync word
+    this->input_transfer_buffer_->decrease_buffer_length(buffer_length);
+    return FileDecoderState::POTENTIALLY_FAILED;
+  }
+
+  // Advance read pointer to match the offset for the syncword
+  this->input_transfer_buffer_->decrease_buffer_length(offset);
+  uint8_t *buffer_start = this->input_transfer_buffer_->get_buffer_start();
+
+  buffer_length = (int) this->input_transfer_buffer_->available();
+  int err = esp_audio_libs::helix_decoder::MP3Decode(this->mp3_decoder_, &buffer_start, &buffer_length,
+                                                     (int16_t *) this->output_transfer_buffer_->get_buffer_end(), 0);
+
+  size_t consumed = this->input_transfer_buffer_->available() - buffer_length;
+  this->input_transfer_buffer_->decrease_buffer_length(consumed);
+
+  if (err) {
+    switch (err) {
+      case esp_audio_libs::helix_decoder::ERR_MP3_OUT_OF_MEMORY:
+        // Intentional fallthrough
+      case esp_audio_libs::helix_decoder::ERR_MP3_NULL_POINTER:
+        return FileDecoderState::FAILED;
+        break;
+      default:
+        // Most errors are recoverable by moving on to the next frame, so mark as potentailly failed
+        return FileDecoderState::POTENTIALLY_FAILED;
+        break;
+    }
+  } else {
+    esp_audio_libs::helix_decoder::MP3FrameInfo mp3_frame_info;
+    esp_audio_libs::helix_decoder::MP3GetLastFrameInfo(this->mp3_decoder_, &mp3_frame_info);
+    if (mp3_frame_info.outputSamps > 0) {
+      int bytes_per_sample = (mp3_frame_info.bitsPerSample / 8);
+      this->output_transfer_buffer_->increase_buffer_length(mp3_frame_info.outputSamps * bytes_per_sample);
+
+      if (!this->audio_stream_info_.has_value()) {
+        this->audio_stream_info_ =
+            audio::AudioStreamInfo(mp3_frame_info.bitsPerSample, mp3_frame_info.nChans, mp3_frame_info.samprate);
+      }
+    }
+  }
+
+  return FileDecoderState::MORE_TO_PROCESS;
+}
+#endif
+
+FileDecoderState AudioDecoder::decode_wav_() {
+  if (!this->audio_stream_info_.has_value()) {
+    // Header hasn't been processed
+
+    esp_audio_libs::wav_decoder::WAVDecoderResult result = this->wav_decoder_->decode_header(
+        this->input_transfer_buffer_->get_buffer_start(), this->input_transfer_buffer_->available());
+
+    if (result == esp_audio_libs::wav_decoder::WAV_DECODER_SUCCESS_IN_DATA) {
+      this->input_transfer_buffer_->decrease_buffer_length(this->wav_decoder_->bytes_processed());
+
+      this->audio_stream_info_ = audio::AudioStreamInfo(
+          this->wav_decoder_->bits_per_sample(), this->wav_decoder_->num_channels(), this->wav_decoder_->sample_rate());
+
+      this->wav_bytes_left_ = this->wav_decoder_->chunk_bytes_left();
+      this->wav_has_known_end_ = (this->wav_bytes_left_ > 0);
+      return FileDecoderState::MORE_TO_PROCESS;
+    } else if (result == esp_audio_libs::wav_decoder::WAV_DECODER_WARNING_INCOMPLETE_DATA) {
+      // Available data didn't have the full header
+      return FileDecoderState::POTENTIALLY_FAILED;
+    } else {
+      return FileDecoderState::FAILED;
+    }
+  } else {
+    if (!this->wav_has_known_end_ || (this->wav_bytes_left_ > 0)) {
+      size_t bytes_to_copy = this->input_transfer_buffer_->available();
+
+      if (this->wav_has_known_end_) {
+        bytes_to_copy = std::min(bytes_to_copy, this->wav_bytes_left_);
+      }
+
+      bytes_to_copy = std::min(bytes_to_copy, this->output_transfer_buffer_->free());
+
+      if (bytes_to_copy > 0) {
+        std::memcpy(this->output_transfer_buffer_->get_buffer_end(), this->input_transfer_buffer_->get_buffer_start(),
+                    bytes_to_copy);
+        this->input_transfer_buffer_->decrease_buffer_length(bytes_to_copy);
+        this->output_transfer_buffer_->increase_buffer_length(bytes_to_copy);
+        if (this->wav_has_known_end_) {
+          this->wav_bytes_left_ -= bytes_to_copy;
+        }
+      }
+      return FileDecoderState::IDLE;
+    }
+  }
+
+  return FileDecoderState::END_OF_FILE;
+}
+
+}  // namespace audio
+}  // namespace esphome
+
+#endif

esphome/components/audio/audio_decoder.h

@@ -0,0 +1,135 @@
+#pragma once
+
+#ifdef USE_ESP32
+
+#include "audio.h"
+#include "audio_transfer_buffer.h"
+
+#include "esphome/core/defines.h"
+#include "esphome/core/helpers.h"
+#include "esphome/core/ring_buffer.h"
+
+#ifdef USE_SPEAKER
+#include "esphome/components/speaker/speaker.h"
+#endif
+
+#include "esp_err.h"
+
+// esp-audio-libs
+#ifdef USE_AUDIO_FLAC_SUPPORT
+#include <flac_decoder.h>
+#endif
+#ifdef USE_AUDIO_MP3_SUPPORT
+#include <mp3_decoder.h>
+#endif
+#include <wav_decoder.h>
+
+namespace esphome {
+namespace audio {
+
+enum class AudioDecoderState : uint8_t {
+  DECODING = 0,  // More data is available to decode
+  FINISHED,      // All file data has been decoded and transferred
+  FAILED,        // Encountered an error
+};
+
+// Only used within the AudioDecoder class; conveys the state of the particular file type decoder
+enum class FileDecoderState : uint8_t {
+  MORE_TO_PROCESS,     // Successsfully read a file chunk and more data is available to decode
+  IDLE,                // Not enough data to decode, waiting for more to be transferred
+  POTENTIALLY_FAILED,  // Decoder encountered a potentially recoverable error if more file data is available
+  FAILED,              // Decoder encoutnered an uncrecoverable error
+  END_OF_FILE,         // The specific file decoder knows its the end of the file
+};
+
+class AudioDecoder {
+  /*
+   * @brief Class that facilitates decoding an audio file.
+   * The audio file is read from a ring buffer source, decoded, and sent to an audio sink (ring buffer or speaker
+   * component).
+   * Supports wav, flac, and mp3 formats.
+   */
+ public:
+  /// @brief Allocates the input and output transfer buffers
+  /// @param input_buffer_size Size of the input transfer buffer in bytes.
+  /// @param output_buffer_size Size of the output transfer buffer in bytes.
+  AudioDecoder(size_t input_buffer_size, size_t output_buffer_size);
+
+  /// @brief Deallocates the MP3 decoder (the flac and wav decoders are deallocated automatically)
+  ~AudioDecoder();
+
+  /// @brief Adds a source ring buffer for raw file data. Takes ownership of the ring buffer in a shared_ptr.
+  /// @param input_ring_buffer weak_ptr of a shared_ptr of the sink ring buffer to transfer ownership
+  /// @return ESP_OK if successsful, ESP_ERR_NO_MEM if the transfer buffer wasn't allocated
+  esp_err_t add_source(std::weak_ptr<RingBuffer> &input_ring_buffer);
+
+  /// @brief Adds a sink ring buffer for decoded audio. Takes ownership of the ring buffer in a shared_ptr.
+  /// @param output_ring_buffer weak_ptr of a shared_ptr of the sink ring buffer to transfer ownership
+  /// @return ESP_OK if successsful, ESP_ERR_NO_MEM if the transfer buffer wasn't allocated
+  esp_err_t add_sink(std::weak_ptr<RingBuffer> &output_ring_buffer);
+
+#ifdef USE_SPEAKER
+  /// @brief Adds a sink speaker for decoded audio.
+  /// @param speaker pointer to speaker component
+  /// @return ESP_OK if successsful, ESP_ERR_NO_MEM if the transfer buffer wasn't allocated
+  esp_err_t add_sink(speaker::Speaker *speaker);
+#endif
+
+  /// @brief Sets up decoding the file
+  /// @param audio_file_type AudioFileType of the file
+  /// @return ESP_OK if successful, ESP_ERR_NO_MEM if the transfer buffers fail to allocate, or ESP_ERR_NOT_SUPPORTED if
+  /// the format isn't supported.
+  esp_err_t start(AudioFileType audio_file_type);
+
+  /// @brief Decodes audio from the ring buffer source and writes to the sink.
+  /// @param stop_gracefully If true, it indicates the file source is finished. The decoder will decode all the
+  /// reamining data and then finish.
+  /// @return AudioDecoderState
+  AudioDecoderState decode(bool stop_gracefully);
+
+  /// @brief Gets the audio stream information, if it has been decoded from the files header
+  /// @return optional<AudioStreamInfo> with the audio information. If not available yet, returns no value.
+  const optional<audio::AudioStreamInfo> &get_audio_stream_info() const { return this->audio_stream_info_; }
+
+  /// @brief Returns the duration of audio (in milliseconds) decoded and sent to the sink
+  /// @return Duration of decoded audio in milliseconds
+  uint32_t get_playback_ms() const { return this->playback_ms_; }
+
+  /// @brief Pauses sending resampled audio to the sink. If paused, it will continue to process internal buffers.
+  /// @param pause_state If true, audio data is not sent to the sink.
+  void set_pause_output_state(bool pause_state) { this->pause_output_ = pause_state; }
+
+ protected:
+  std::unique_ptr<esp_audio_libs::wav_decoder::WAVDecoder> wav_decoder_;
+#ifdef USE_AUDIO_FLAC_SUPPORT
+  FileDecoderState decode_flac_();
+  std::unique_ptr<esp_audio_libs::flac::FLACDecoder> flac_decoder_;
+#endif
+#ifdef USE_AUDIO_MP3_SUPPORT
+  FileDecoderState decode_mp3_();
+  esp_audio_libs::helix_decoder::HMP3Decoder mp3_decoder_;
+#endif
+  FileDecoderState decode_wav_();
+
+  std::unique_ptr<AudioSourceTransferBuffer> input_transfer_buffer_;
+  std::unique_ptr<AudioSinkTransferBuffer> output_transfer_buffer_;
+
+  AudioFileType audio_file_type_{AudioFileType::NONE};
+  optional<AudioStreamInfo> audio_stream_info_{};
+
+  size_t free_buffer_required_{0};
+  size_t wav_bytes_left_{0};
+
+  uint32_t potentially_failed_count_{0};
+  bool end_of_file_{false};
+  bool wav_has_known_end_{false};
+
+  bool pause_output_{false};
+
+  uint32_t accumulated_frames_written_{0};
+  uint32_t playback_ms_{0};
+};
+}  // namespace audio
+}  // namespace esphome
+
+#endif

esphome/components/audio/audio_reader.cpp

@@ -0,0 +1,308 @@
+#include "audio_reader.h"
+
+#ifdef USE_ESP_IDF
+
+#include "esphome/core/defines.h"
+#include "esphome/core/hal.h"
+#include "esphome/core/helpers.h"
+
+#if CONFIG_MBEDTLS_CERTIFICATE_BUNDLE
+#include "esp_crt_bundle.h"
+#endif
+
+namespace esphome {
+namespace audio {
+
+static const uint32_t READ_WRITE_TIMEOUT_MS = 20;
+
+// The number of times the http read times out with no data before throwing an error
+static const uint32_t ERROR_COUNT_NO_DATA_READ_TIMEOUT = 100;
+
+static const size_t HTTP_STREAM_BUFFER_SIZE = 2048;
+
+static const uint8_t MAX_REDIRECTION = 5;
+
+// Some common HTTP status codes - borrowed from http_request component accessed 20241224
+enum HttpStatus {
+  HTTP_STATUS_OK = 200,
+  HTTP_STATUS_NO_CONTENT = 204,
+  HTTP_STATUS_PARTIAL_CONTENT = 206,
+
+  /* 3xx - Redirection */
+  HTTP_STATUS_MULTIPLE_CHOICES = 300,
+  HTTP_STATUS_MOVED_PERMANENTLY = 301,
+  HTTP_STATUS_FOUND = 302,
+  HTTP_STATUS_SEE_OTHER = 303,
+  HTTP_STATUS_NOT_MODIFIED = 304,
+  HTTP_STATUS_TEMPORARY_REDIRECT = 307,
+  HTTP_STATUS_PERMANENT_REDIRECT = 308,
+
+  /* 4XX - CLIENT ERROR */
+  HTTP_STATUS_BAD_REQUEST = 400,
+  HTTP_STATUS_UNAUTHORIZED = 401,
+  HTTP_STATUS_FORBIDDEN = 403,
+  HTTP_STATUS_NOT_FOUND = 404,
+  HTTP_STATUS_METHOD_NOT_ALLOWED = 405,
+  HTTP_STATUS_NOT_ACCEPTABLE = 406,
+  HTTP_STATUS_LENGTH_REQUIRED = 411,
+
+  /* 5xx - Server Error */
+  HTTP_STATUS_INTERNAL_ERROR = 500
+};
+
+AudioReader::~AudioReader() { this->cleanup_connection_(); }
+
+esp_err_t AudioReader::add_sink(const std::weak_ptr<RingBuffer> &output_ring_buffer) {
+  if (current_audio_file_ != nullptr) {
+    // A transfer buffer isn't ncessary for a local file
+    this->file_ring_buffer_ = output_ring_buffer.lock();
+    return ESP_OK;
+  }
+
+  if (this->output_transfer_buffer_ != nullptr) {
+    this->output_transfer_buffer_->set_sink(output_ring_buffer);
+    return ESP_OK;
+  }
+
+  return ESP_ERR_INVALID_STATE;
+}
+
+esp_err_t AudioReader::start(AudioFile *audio_file, AudioFileType &file_type) {
+  file_type = AudioFileType::NONE;
+
+  this->current_audio_file_ = audio_file;
+
+  this->file_current_ = audio_file->data;
+  file_type = audio_file->file_type;
+
+  return ESP_OK;
+}
+
+esp_err_t AudioReader::start(const std::string &uri, AudioFileType &file_type) {
+  file_type = AudioFileType::NONE;
+
+  this->cleanup_connection_();
+
+  if (uri.empty()) {
+    return ESP_ERR_INVALID_ARG;
+  }
+
+  esp_http_client_config_t client_config = {};
+
+  client_config.url = uri.c_str();
+  client_config.cert_pem = nullptr;
+  client_config.disable_auto_redirect = false;
+  client_config.max_redirection_count = 10;
+  client_config.event_handler = http_event_handler;
+  client_config.user_data = this;
+  client_config.buffer_size = HTTP_STREAM_BUFFER_SIZE;
+  client_config.keep_alive_enable = true;
+  client_config.timeout_ms = 5000;  // Shouldn't trigger watchdog resets if caller runs in a task
+
+#if CONFIG_MBEDTLS_CERTIFICATE_BUNDLE
+  if (uri.find("https:") != std::string::npos) {
+    client_config.crt_bundle_attach = esp_crt_bundle_attach;
+  }
+#endif
+
+  this->client_ = esp_http_client_init(&client_config);
+
+  if (this->client_ == nullptr) {
+    return ESP_FAIL;
+  }
+
+  esp_err_t err = esp_http_client_open(this->client_, 0);
+
+  if (err != ESP_OK) {
+    this->cleanup_connection_();
+    return err;
+  }
+
+  int64_t header_length = esp_http_client_fetch_headers(this->client_);
+  if (header_length < 0) {
+    this->cleanup_connection_();
+    return ESP_FAIL;
+  }
+
+  int status_code = esp_http_client_get_status_code(this->client_);
+
+  if ((status_code < HTTP_STATUS_OK) || (status_code > HTTP_STATUS_PERMANENT_REDIRECT)) {
+    this->cleanup_connection_();
+    return ESP_FAIL;
+  }
+
+  ssize_t redirect_count = 0;
+
+  while ((esp_http_client_set_redirection(this->client_) == ESP_OK) && (redirect_count < MAX_REDIRECTION)) {
+    err = esp_http_client_open(this->client_, 0);
+    if (err != ESP_OK) {
+      this->cleanup_connection_();
+      return ESP_FAIL;
+    }
+
+    header_length = esp_http_client_fetch_headers(this->client_);
+    if (header_length < 0) {
+      this->cleanup_connection_();
+      return ESP_FAIL;
+    }
+
+    status_code = esp_http_client_get_status_code(this->client_);
+
+    if ((status_code < HTTP_STATUS_OK) || (status_code > HTTP_STATUS_PERMANENT_REDIRECT)) {
+      this->cleanup_connection_();
+      return ESP_FAIL;
+    }
+
+    ++redirect_count;
+  }
+
+  if (this->audio_file_type_ == AudioFileType::NONE) {
+    // Failed to determine the file type from the header, fallback to using the url
+    char url[500];
+    err = esp_http_client_get_url(this->client_, url, 500);
+    if (err != ESP_OK) {
+      this->cleanup_connection_();
+      return err;
+    }
+
+    std::string url_string = str_lower_case(url);
+
+    if (str_endswith(url_string, ".wav")) {
+      file_type = AudioFileType::WAV;
+    }
+#ifdef USE_AUDIO_MP3_SUPPORT
+    else if (str_endswith(url_string, ".mp3")) {
+      file_type = AudioFileType::MP3;
+    }
+#endif
+#ifdef USE_AUDIO_FLAC_SUPPORT
+    else if (str_endswith(url_string, ".flac")) {
+      file_type = AudioFileType::FLAC;
+    }
+#endif
+    else {
+      file_type = AudioFileType::NONE;
+      this->cleanup_connection_();
+      return ESP_ERR_NOT_SUPPORTED;
+    }
+  } else {
+    file_type = this->audio_file_type_;
+  }
+
+  this->no_data_read_count_ = 0;
+
+  this->output_transfer_buffer_ = AudioSinkTransferBuffer::create(this->buffer_size_);
+  if (this->output_transfer_buffer_ == nullptr) {
+    return ESP_ERR_NO_MEM;
+  }
+
+  return ESP_OK;
+}
+
+AudioReaderState AudioReader::read() {
+  if (this->client_ != nullptr) {
+    return this->http_read_();
+  } else if (this->current_audio_file_ != nullptr) {
+    return this->file_read_();
+  }
+
+  return AudioReaderState::FAILED;
+}
+
+AudioFileType AudioReader::get_audio_type(const char *content_type) {
+#ifdef USE_AUDIO_MP3_SUPPORT
+  if (strcasecmp(content_type, "mp3") == 0 || strcasecmp(content_type, "audio/mp3") == 0 ||
+      strcasecmp(content_type, "audio/mpeg") == 0) {
+    return AudioFileType::MP3;
+  }
+#endif
+  if (strcasecmp(content_type, "audio/wav") == 0) {
+    return AudioFileType::WAV;
+  }
+#ifdef USE_AUDIO_FLAC_SUPPORT
+  if (strcasecmp(content_type, "audio/flac") == 0 || strcasecmp(content_type, "audio/x-flac") == 0) {
+    return AudioFileType::FLAC;
+  }
+#endif
+  return AudioFileType::NONE;
+}
+
+esp_err_t AudioReader::http_event_handler(esp_http_client_event_t *evt) {
+  // Based on https://github.com/maroc81/WeatherLily/tree/main/main/net accessed 20241224
+  AudioReader *this_reader = (AudioReader *) evt->user_data;
+
+  switch (evt->event_id) {
+    case HTTP_EVENT_ON_HEADER:
+      if (strcasecmp(evt->header_key, "Content-Type") == 0) {
+        this_reader->audio_file_type_ = get_audio_type(evt->header_value);
+      }
+      break;
+    default:
+      break;
+  }
+  return ESP_OK;
+}
+
+AudioReaderState AudioReader::file_read_() {
+  size_t remaining_bytes = this->current_audio_file_->length - (this->file_current_ - this->current_audio_file_->data);
+  if (remaining_bytes > 0) {
+    size_t bytes_written = this->file_ring_buffer_->write_without_replacement(this->file_current_, remaining_bytes,
+                                                                              pdMS_TO_TICKS(READ_WRITE_TIMEOUT_MS));
+    this->file_current_ += bytes_written;
+
+    return AudioReaderState::READING;
+  }
+
+  return AudioReaderState::FINISHED;
+}
+
+AudioReaderState AudioReader::http_read_() {
+  this->output_transfer_buffer_->transfer_data_to_sink(pdMS_TO_TICKS(READ_WRITE_TIMEOUT_MS));
+
+  if (esp_http_client_is_complete_data_received(this->client_)) {
+    if (this->output_transfer_buffer_->available() == 0) {
+      this->cleanup_connection_();
+      return AudioReaderState::FINISHED;
+    }
+  } else {
+    size_t bytes_to_read = this->output_transfer_buffer_->free();
+    int received_len =
+        esp_http_client_read(this->client_, (char *) this->output_transfer_buffer_->get_buffer_end(), bytes_to_read);
+
+    if (received_len > 0) {
+      this->output_transfer_buffer_->increase_buffer_length(received_len);
+
+      this->no_data_read_count_ = 0;
+    } else if (received_len < 0) {
+      // HTTP read error
+      this->cleanup_connection_();
+      return AudioReaderState::FAILED;
+    } else {
+      if (bytes_to_read > 0) {
+        // Read timed out
+        ++this->no_data_read_count_;
+        if (this->no_data_read_count_ >= ERROR_COUNT_NO_DATA_READ_TIMEOUT) {
+          // Timed out with no data read too many times, so the http read has failed
+          this->cleanup_connection_();
+          return AudioReaderState::FAILED;
+        }
+        delay(READ_WRITE_TIMEOUT_MS);
+      }
+    }
+  }
+
+  return AudioReaderState::READING;
+}
+
+void AudioReader::cleanup_connection_() {
+  if (this->client_ != nullptr) {
+    esp_http_client_close(this->client_);
+    esp_http_client_cleanup(this->client_);
+    this->client_ = nullptr;
+  }
+}
+
+}  // namespace audio
+}  // namespace esphome
+
+#endif

esphome/components/audio/audio_reader.h

@@ -0,0 +1,85 @@
+#pragma once
+
+#ifdef USE_ESP_IDF
+
+#include "audio.h"
+#include "audio_transfer_buffer.h"
+
+#include "esphome/core/ring_buffer.h"
+
+#include "esp_err.h"
+
+#include <esp_http_client.h>
+
+namespace esphome {
+namespace audio {
+
+enum class AudioReaderState : uint8_t {
+  READING = 0,  // More data is available to read
+  FINISHED,     // All data has been read and transferred
+  FAILED,       // Encountered an error
+};
+
+class AudioReader {
+  /*
+   * @brief Class that facilitates reading a raw audio file.
+   * Files can be read from flash (stored in a AudioFile struct) or from an http source.
+   * The file data is sent to a ring buffer sink.
+   */
+ public:
+  /// @brief Constructs an AudioReader object.
+  /// The transfer buffer isn't allocated here, but only if necessary (an http source) in the start function.
+  /// @param buffer_size Transfer buffer size in bytes.
+  AudioReader(size_t buffer_size) : buffer_size_(buffer_size) {}
+  ~AudioReader();
+
+  /// @brief Adds a sink ring buffer for audio data. Takes ownership of the ring buffer in a shared_ptr
+  /// @param output_ring_buffer weak_ptr of a shared_ptr of the sink ring buffer to transfer ownership
+  /// @return  ESP_OK if successful, ESP_ERR_INVALID_STATE otherwise
+  esp_err_t add_sink(const std::weak_ptr<RingBuffer> &output_ring_buffer);
+
+  /// @brief Starts reading an audio file from an http source. The transfer buffer is allocated here.
+  /// @param uri Web url to the http file.
+  /// @param file_type AudioFileType variable passed-by-reference indicating the type of file being read.
+  /// @return ESP_OK if successful, an ESP_ERR* code otherwise.
+  esp_err_t start(const std::string &uri, AudioFileType &file_type);
+
+  /// @brief Starts reading an audio file from flash. No transfer buffer is allocated.
+  /// @param audio_file AudioFile struct containing the file.
+  /// @param file_type AudioFileType variable passed-by-reference indicating the type of file being read.
+  /// @return ESP_OK
+  esp_err_t start(AudioFile *audio_file, AudioFileType &file_type);
+
+  /// @brief Reads new file data from the source and sends to the ring buffer sink.
+  /// @return AudioReaderState
+  AudioReaderState read();
+
+ protected:
+  /// @brief Monitors the http client events to attempt determining the file type from the Content-Type header
+  static esp_err_t http_event_handler(esp_http_client_event_t *evt);
+
+  /// @brief Determines the audio file type from the http header's Content-Type key
+  /// @param content_type string with the Content-Type key
+  /// @return AudioFileType of the url, if it can be determined. If not, return AudioFileType::NONE.
+  static AudioFileType get_audio_type(const char *content_type);
+
+  AudioReaderState file_read_();
+  AudioReaderState http_read_();
+
+  std::shared_ptr<RingBuffer> file_ring_buffer_;
+  std::unique_ptr<AudioSinkTransferBuffer> output_transfer_buffer_;
+  void cleanup_connection_();
+
+  size_t buffer_size_;
+  uint32_t no_data_read_count_;
+
+  esp_http_client_handle_t client_{nullptr};
+
+  AudioFile *current_audio_file_{nullptr};
+  AudioFileType audio_file_type_{AudioFileType::NONE};
+  const uint8_t *file_current_{nullptr};
+};
+}  // namespace audio
+}  // namespace esphome
+
+#endif

esphome/components/audio/audio_resampler.cpp

@@ -0,0 +1,159 @@
+#include "audio_resampler.h"
+
+#ifdef USE_ESP32
+
+#include "esphome/core/hal.h"
+
+namespace esphome {
+namespace audio {
+
+static const uint32_t READ_WRITE_TIMEOUT_MS = 20;
+
+AudioResampler::AudioResampler(size_t input_buffer_size, size_t output_buffer_size)
+    : input_buffer_size_(input_buffer_size), output_buffer_size_(output_buffer_size) {
+  this->input_transfer_buffer_ = AudioSourceTransferBuffer::create(input_buffer_size);
+  this->output_transfer_buffer_ = AudioSinkTransferBuffer::create(output_buffer_size);
+}
+
+esp_err_t AudioResampler::add_source(std::weak_ptr<RingBuffer> &input_ring_buffer) {
+  if (this->input_transfer_buffer_ != nullptr) {
+    this->input_transfer_buffer_->set_source(input_ring_buffer);
+    return ESP_OK;
+  }
+  return ESP_ERR_NO_MEM;
+}
+
+esp_err_t AudioResampler::add_sink(std::weak_ptr<RingBuffer> &output_ring_buffer) {
+  if (this->output_transfer_buffer_ != nullptr) {
+    this->output_transfer_buffer_->set_sink(output_ring_buffer);
+    return ESP_OK;
+  }
+  return ESP_ERR_NO_MEM;
+}
+
+#ifdef USE_SPEAKER
+esp_err_t AudioResampler::add_sink(speaker::Speaker *speaker) {
+  if (this->output_transfer_buffer_ != nullptr) {
+    this->output_transfer_buffer_->set_sink(speaker);
+    return ESP_OK;
+  }
+  return ESP_ERR_NO_MEM;
+}
+#endif
+
+esp_err_t AudioResampler::start(AudioStreamInfo &input_stream_info, AudioStreamInfo &output_stream_info,
+                                uint16_t number_of_taps, uint16_t number_of_filters) {
+  this->input_stream_info_ = input_stream_info;
+  this->output_stream_info_ = output_stream_info;
+
+  if ((this->input_transfer_buffer_ == nullptr) || (this->output_transfer_buffer_ == nullptr)) {
+    return ESP_ERR_NO_MEM;
+  }
+
+  if ((input_stream_info.get_bits_per_sample() > 32) || (output_stream_info.get_bits_per_sample() > 32) ||
+      (input_stream_info_.get_channels() != output_stream_info.get_channels())) {
+    return ESP_ERR_NOT_SUPPORTED;
+  }
+
+  if ((input_stream_info.get_sample_rate() != output_stream_info.get_sample_rate()) ||
+      (input_stream_info.get_bits_per_sample() != output_stream_info.get_bits_per_sample())) {
+    this->resampler_ = make_unique<esp_audio_libs::resampler::Resampler>(
+        input_stream_info.bytes_to_samples(this->input_buffer_size_),
+        output_stream_info.bytes_to_samples(this->output_buffer_size_));
+
+    // Use cascaded biquad filters when downsampling to avoid aliasing
+    bool use_pre_filter = output_stream_info.get_sample_rate() < input_stream_info.get_sample_rate();
+
+    esp_audio_libs::resampler::ResamplerConfiguration resample_config = {
+        .source_sample_rate = static_cast<float>(input_stream_info.get_sample_rate()),
+        .target_sample_rate = static_cast<float>(output_stream_info.get_sample_rate()),
+        .source_bits_per_sample = input_stream_info.get_bits_per_sample(),
+        .target_bits_per_sample = output_stream_info.get_bits_per_sample(),
+        .channels = input_stream_info_.get_channels(),
+        .use_pre_or_post_filter = use_pre_filter,
+        .subsample_interpolate = false,  // Doubles the CPU load. Using more filters is a better alternative
+        .number_of_taps = number_of_taps,
+        .number_of_filters = number_of_filters,
+    };
+
+    if (!this->resampler_->initialize(resample_config)) {
+      // Failed to allocate the resampler's internal buffers
+      return ESP_ERR_NO_MEM;
+    }
+  }
+
+  return ESP_OK;
+}
+
+AudioResamplerState AudioResampler::resample(bool stop_gracefully, int32_t *ms_differential) {
+  if (stop_gracefully) {
+    if (!this->input_transfer_buffer_->has_buffered_data() && (this->output_transfer_buffer_->available() == 0)) {
+      return AudioResamplerState::FINISHED;
+    }
+  }
+
+  if (!this->pause_output_) {
+    // Move audio data to the sink
+    this->output_transfer_buffer_->transfer_data_to_sink(pdMS_TO_TICKS(READ_WRITE_TIMEOUT_MS));
+  } else {
+    // If paused, block to avoid wasting CPU resources
+    delay(READ_WRITE_TIMEOUT_MS);
+  }
+
+  this->input_transfer_buffer_->transfer_data_from_source(pdMS_TO_TICKS(READ_WRITE_TIMEOUT_MS));
+
+  if (this->input_transfer_buffer_->available() == 0) {
+    // No samples available to process
+    return AudioResamplerState::RESAMPLING;
+  }
+
+  const size_t bytes_free = this->output_transfer_buffer_->free();
+  const uint32_t frames_free = this->output_stream_info_.bytes_to_frames(bytes_free);
+
+  const size_t bytes_available = this->input_transfer_buffer_->available();
+  const uint32_t frames_available = this->input_stream_info_.bytes_to_frames(bytes_available);
+
+  if ((this->input_stream_info_.get_sample_rate() != this->output_stream_info_.get_sample_rate()) ||
+      (this->input_stream_info_.get_bits_per_sample() != this->output_stream_info_.get_bits_per_sample())) {
+    esp_audio_libs::resampler::ResamplerResults results =
+        this->resampler_->resample(this->input_transfer_buffer_->get_buffer_start(),
+                                   this->output_transfer_buffer_->get_buffer_end(), frames_available, frames_free, -3);
+
+    this->input_transfer_buffer_->decrease_buffer_length(this->input_stream_info_.frames_to_bytes(results.frames_used));
+    this->output_transfer_buffer_->increase_buffer_length(
+        this->output_stream_info_.frames_to_bytes(results.frames_generated));
+
+    // Resampling causes slight differences in the durations used versus generated. Computes the difference in
+    // millisconds. The callback function passing the played audio duration uses the difference to convert from output
+    // duration to input duration.
+    this->accumulated_frames_used_ += results.frames_used;
+    this->accumulated_frames_generated_ += results.frames_generated;
+
+    const int32_t used_ms =
+        this->input_stream_info_.frames_to_milliseconds_with_remainder(&this->accumulated_frames_used_);
+    const int32_t generated_ms =
+        this->output_stream_info_.frames_to_milliseconds_with_remainder(&this->accumulated_frames_generated_);
+
+    *ms_differential = used_ms - generated_ms;
+
+  } else {
+    // No resampling required, copy samples directly to the output transfer buffer
+    *ms_differential = 0;
+
+    const size_t bytes_to_transfer = std::min(this->output_stream_info_.frames_to_bytes(frames_free),
+                                              this->input_stream_info_.frames_to_bytes(frames_available));
+
+    std::memcpy((void *) this->output_transfer_buffer_->get_buffer_end(),
+                (void *) this->input_transfer_buffer_->get_buffer_start(), bytes_to_transfer);
+
+    this->input_transfer_buffer_->decrease_buffer_length(bytes_to_transfer);
+    this->output_transfer_buffer_->increase_buffer_length(bytes_to_transfer);
+  }
+
+  return AudioResamplerState::RESAMPLING;
+}
+
+}  // namespace audio
+}  // namespace esphome
+
+#endif

esphome/components/audio/audio_resampler.h

@@ -0,0 +1,101 @@
+#pragma once
+
+#ifdef USE_ESP32
+
+#include "audio.h"
+#include "audio_transfer_buffer.h"
+
+#include "esphome/core/defines.h"
+#include "esphome/core/ring_buffer.h"
+
+#ifdef USE_SPEAKER
+#include "esphome/components/speaker/speaker.h"
+#endif
+
+#include "esp_err.h"
+
+#include <resampler.h>  // esp-audio-libs
+
+namespace esphome {
+namespace audio {
+
+enum class AudioResamplerState : uint8_t {
+  RESAMPLING,  // More data is available to resample
+  FINISHED,    // All file data has been resampled and transferred
+  FAILED,      // Unused state included for consistency among Audio classes
+};
+
+class AudioResampler {
+  /*
+   * @brief Class that facilitates resampling audio.
+   * The audio data is read from a ring buffer source, resampled, and sent to an audio sink (ring buffer or speaker
+   * component). Also supports converting bits per sample.
+   */
+ public:
+  /// @brief Allocates the input and output transfer buffers
+  /// @param input_buffer_size Size of the input transfer buffer in bytes.
+  /// @param output_buffer_size Size of the output transfer buffer in bytes.
+  AudioResampler(size_t input_buffer_size, size_t output_buffer_size);
+
+  /// @brief Adds a source ring buffer for audio data. Takes ownership of the ring buffer in a shared_ptr.
+  /// @param input_ring_buffer weak_ptr of a shared_ptr of the sink ring buffer to transfer ownership
+  /// @return ESP_OK if successsful, ESP_ERR_NO_MEM if the transfer buffer wasn't allocated
+  esp_err_t add_source(std::weak_ptr<RingBuffer> &input_ring_buffer);
+
+  /// @brief Adds a sink ring buffer for resampled audio. Takes ownership of the ring buffer in a shared_ptr.
+  /// @param output_ring_buffer weak_ptr of a shared_ptr of the sink ring buffer to transfer ownership
+  /// @return ESP_OK if successsful, ESP_ERR_NO_MEM if the transfer buffer wasn't allocated
+  esp_err_t add_sink(std::weak_ptr<RingBuffer> &output_ring_buffer);
+
+#ifdef USE_SPEAKER
+  /// @brief Adds a sink speaker for decoded audio.
+  /// @param speaker pointer to speaker component
+  /// @return ESP_OK if successsful, ESP_ERR_NO_MEM if the transfer buffer wasn't allocated
+  esp_err_t add_sink(speaker::Speaker *speaker);
+#endif
+
+  /// @brief Sets up the class to resample.
+  /// @param input_stream_info The incoming sample rate, bits per sample, and number of channels
+  /// @param output_stream_info The desired outgoing sample rate, bits per sample, and number of channels
+  /// @param number_of_taps Number of taps per FIR filter
+  /// @param number_of_filters Number of FIR filters
+  /// @return ESP_OK if it is able to convert the incoming stream,
+  ///         ESP_ERR_NO_MEM if the transfer buffers failed to allocate,
+  ///         ESP_ERR_NOT_SUPPORTED if the stream can't be converted.
+  esp_err_t start(AudioStreamInfo &input_stream_info, AudioStreamInfo &output_stream_info, uint16_t number_of_taps,
+                  uint16_t number_of_filters);
+
+  /// @brief Resamples audio from the ring buffer source and writes to the sink.
+  /// @param stop_gracefully If true, it indicates the file decoder is finished. The resampler will resample all the
+  ///                        remaining audio and then finish.
+  /// @param ms_differential Pointer to a (int32_t) variable that will store the difference, in milliseconds, between
+  ///                        the duration of input audio used and the duration of output audio generated.
+  /// @return AudioResamplerState
+  AudioResamplerState resample(bool stop_gracefully, int32_t *ms_differential);
+
+  /// @brief Pauses sending resampled audio to the sink. If paused, it will continue to process internal buffers.
+  /// @param pause_state If true, audio data is not sent to the sink.
+  void set_pause_output_state(bool pause_state) { this->pause_output_ = pause_state; }
+
+ protected:
+  std::unique_ptr<AudioSourceTransferBuffer> input_transfer_buffer_;
+  std::unique_ptr<AudioSinkTransferBuffer> output_transfer_buffer_;
+
+  size_t input_buffer_size_;
+  size_t output_buffer_size_;
+
+  uint32_t accumulated_frames_used_{0};
+  uint32_t accumulated_frames_generated_{0};
+
+  bool pause_output_{false};
+
+  AudioStreamInfo input_stream_info_;
+  AudioStreamInfo output_stream_info_;
+
+  std::unique_ptr<esp_audio_libs::resampler::Resampler> resampler_;
+};
+
+}  // namespace audio
+}  // namespace esphome
+
+#endif

esphome/components/audio/audio_transfer_buffer.cpp

@@ -0,0 +1,165 @@
+#include "audio_transfer_buffer.h"
+
+#ifdef USE_ESP32
+
+#include "esphome/core/helpers.h"
+
+namespace esphome {
+namespace audio {
+
+AudioTransferBuffer::~AudioTransferBuffer() { this->deallocate_buffer_(); };
+
+std::unique_ptr<AudioSinkTransferBuffer> AudioSinkTransferBuffer::create(size_t buffer_size) {
+  std::unique_ptr<AudioSinkTransferBuffer> sink_buffer = make_unique<AudioSinkTransferBuffer>();
+
+  if (!sink_buffer->allocate_buffer_(buffer_size)) {
+    return nullptr;
+  }
+
+  return sink_buffer;
+}
+
+std::unique_ptr<AudioSourceTransferBuffer> AudioSourceTransferBuffer::create(size_t buffer_size) {
+  std::unique_ptr<AudioSourceTransferBuffer> source_buffer = make_unique<AudioSourceTransferBuffer>();
+
+  if (!source_buffer->allocate_buffer_(buffer_size)) {
+    return nullptr;
+  }
+
+  return source_buffer;
+}
+
+size_t AudioTransferBuffer::free() const {
+  if (this->buffer_size_ == 0) {
+    return 0;
+  }
+  return this->buffer_size_ - (this->buffer_length_ - (this->data_start_ - this->buffer_));
+}
+
+void AudioTransferBuffer::decrease_buffer_length(size_t bytes) {
+  this->buffer_length_ -= bytes;
+  this->data_start_ += bytes;
+}
+
+void AudioTransferBuffer::increase_buffer_length(size_t bytes) { this->buffer_length_ += bytes; }
+
+void AudioTransferBuffer::clear_buffered_data() {
+  this->buffer_length_ = 0;
+  if (this->ring_buffer_.use_count() > 0) {
+    this->ring_buffer_->reset();
+  }
+}
+
+void AudioSinkTransferBuffer::clear_buffered_data() {
+  this->buffer_length_ = 0;
+  if (this->ring_buffer_.use_count() > 0) {
+    this->ring_buffer_->reset();
+  }
+#ifdef USE_SPEAKER
+  if (this->speaker_ != nullptr) {
+    this->speaker_->stop();
+  }
+#endif
+}
+
+bool AudioTransferBuffer::has_buffered_data() const {
+  if (this->ring_buffer_.use_count() > 0) {
+    return ((this->ring_buffer_->available() > 0) || (this->available() > 0));
+  }
+  return (this->available() > 0);
+}
+
+bool AudioTransferBuffer::reallocate(size_t new_buffer_size) {
+  if (this->buffer_length_ > 0) {
+    // Already has data in the buffer, fail
+    return false;
+  }
+  this->deallocate_buffer_();
+  return this->allocate_buffer_(new_buffer_size);
+}
+
+bool AudioTransferBuffer::allocate_buffer_(size_t buffer_size) {
+  this->buffer_size_ = buffer_size;
+
+  RAMAllocator<uint8_t> allocator(ExternalRAMAllocator<uint8_t>::ALLOW_FAILURE);
+
+  this->buffer_ = allocator.allocate(this->buffer_size_);
+  if (this->buffer_ == nullptr) {
+    return false;
+  }
+
+  this->data_start_ = this->buffer_;
+  this->buffer_length_ = 0;
+
+  return true;
+}
+
+void AudioTransferBuffer::deallocate_buffer_() {
+  if (this->buffer_ != nullptr) {
+    RAMAllocator<uint8_t> allocator(ExternalRAMAllocator<uint8_t>::ALLOW_FAILURE);
+    allocator.deallocate(this->buffer_, this->buffer_size_);
+    this->buffer_ = nullptr;
+    this->data_start_ = nullptr;
+  }
+
+  this->buffer_size_ = 0;
+  this->buffer_length_ = 0;
+}
+
+size_t AudioSourceTransferBuffer::transfer_data_from_source(TickType_t ticks_to_wait) {
+  // Shift data in buffer to start
+  if (this->buffer_length_ > 0) {
+    memmove(this->buffer_, this->data_start_, this->buffer_length_);
+  }
+  this->data_start_ = this->buffer_;
+
+  size_t bytes_to_read = this->free();
+  size_t bytes_read = 0;
+  if (bytes_to_read > 0) {
+    if (this->ring_buffer_.use_count() > 0) {
+      bytes_read = this->ring_buffer_->read((void *) this->get_buffer_end(), bytes_to_read, ticks_to_wait);
+    }
+
+    this->increase_buffer_length(bytes_read);
+  }
+  return bytes_read;
+}
+
+size_t AudioSinkTransferBuffer::transfer_data_to_sink(TickType_t ticks_to_wait) {
+  size_t bytes_written = 0;
+  if (this->available()) {
+#ifdef USE_SPEAKER
+    if (this->speaker_ != nullptr) {
+      bytes_written = this->speaker_->play(this->data_start_, this->available(), ticks_to_wait);
+    } else
+#endif
+        if (this->ring_buffer_.use_count() > 0) {
+      bytes_written =
+          this->ring_buffer_->write_without_replacement((void *) this->data_start_, this->available(), ticks_to_wait);
+    }
+
+    this->decrease_buffer_length(bytes_written);
+
+    // Shift unwritten data to the start of the buffer
+    memmove(this->buffer_, this->data_start_, this->buffer_length_);
+    this->data_start_ = this->buffer_;
+  }
+  return bytes_written;
+}
+
+bool AudioSinkTransferBuffer::has_buffered_data() const {
+#ifdef USE_SPEAKER
+  if (this->speaker_ != nullptr) {
+    return (this->speaker_->has_buffered_data() || (this->available() > 0));
+  }
+#endif
+  if (this->ring_buffer_.use_count() > 0) {
+    return ((this->ring_buffer_->available() > 0) || (this->available() > 0));
+  }
+  return (this->available() > 0);
+}
+
+}  // namespace audio
+}  // namespace esphome
+
+#endif

esphome/components/audio/audio_transfer_buffer.h

@@ -0,0 +1,139 @@
+#pragma once
+
+#ifdef USE_ESP32
+#include "esphome/core/defines.h"
+#include "esphome/core/ring_buffer.h"
+
+#ifdef USE_SPEAKER
+#include "esphome/components/speaker/speaker.h"
+#endif
+
+#include "esp_err.h"
+
+#include <freertos/FreeRTOS.h>
+
+namespace esphome {
+namespace audio {
+
+class AudioTransferBuffer {
+  /*
+   * @brief Class that facilitates tranferring data between a buffer and an audio source or sink.
+   * The transfer buffer is a typical C array that temporarily holds data for processing in other audio components.
+   * Both sink and source transfer buffers can use a ring buffer as the sink/source.
+   *   - The ring buffer is stored in a shared_ptr, so destroying the transfer buffer object will release ownership.
+   */
+ public:
+  /// @brief Destructor that deallocates the transfer buffer
+  ~AudioTransferBuffer();
+
+  /// @brief Returns a pointer to the start of the transfer buffer where available() bytes of exisiting data can be read
+  uint8_t *get_buffer_start() const { return this->data_start_; }
+
+  /// @brief Returns a pointer to the end of the transfer buffer where free() bytes of new data can be written
+  uint8_t *get_buffer_end() const { return this->data_start_ + this->buffer_length_; }
+
+  /// @brief Updates the internal state of the transfer buffer. This should be called after reading data
+  /// @param bytes The number of bytes consumed/read
+  void decrease_buffer_length(size_t bytes);
+
+  /// @brief Updates the internal state of the transfer buffer. This should be called after writing data
+  /// @param bytes The number of bytes written
+  void increase_buffer_length(size_t bytes);
+
+  /// @brief Returns the transfer buffer's currently available bytes to read
+  size_t available() const { return this->buffer_length_; }
+
+  /// @brief Returns the transfer buffers allocated bytes
+  size_t capacity() const { return this->buffer_size_; }
+
+  /// @brief Returns the transfer buffer's currrently free bytes available to write
+  size_t free() const;
+
+  /// @brief Clears data in the transfer buffer and, if possible, the source/sink.
+  virtual void clear_buffered_data();
+
+  /// @brief Tests if there is any data in the tranfer buffer or the source/sink.
+  /// @return True if there is data, false otherwise.
+  virtual bool has_buffered_data() const;
+
+  bool reallocate(size_t new_buffer_size);
+
+ protected:
+  /// @brief Allocates the transfer buffer in external memory, if available.
+  /// @return True is successful, false otherwise.
+  bool allocate_buffer_(size_t buffer_size);
+
+  /// @brief Deallocates the buffer and resets the class variables.
+  void deallocate_buffer_();
+
+  // A possible source or sink for the transfer buffer
+  std::shared_ptr<RingBuffer> ring_buffer_;
+
+  uint8_t *buffer_{nullptr};
+  uint8_t *data_start_{nullptr};
+
+  size_t buffer_size_{0};
+  size_t buffer_length_{0};
+};
+
+class AudioSinkTransferBuffer : public AudioTransferBuffer {
+  /*
+   * @brief A class that implements a transfer buffer for audio sinks.
+   * Supports writing processed data in the transfer buffer to a ring buffer or a speaker component.
+   */
+ public:
+  /// @brief Creates a new sink transfer buffer.
+  /// @param buffer_size Size of the transfer buffer in bytes.
+  /// @return unique_ptr if successfully allocated, nullptr otherwise
+  static std::unique_ptr<AudioSinkTransferBuffer> create(size_t buffer_size);
+
+  /// @brief Writes any available data in the transfer buffer to the sink.
+  /// @param ticks_to_wait FreeRTOS ticks to block while waiting for the sink to have enough space
+  /// @return Number of bytes written
+  size_t transfer_data_to_sink(TickType_t ticks_to_wait);
+
+  /// @brief Adds a ring buffer as the transfer buffer's sink.
+  /// @param ring_buffer weak_ptr to the allocated ring buffer
+  void set_sink(const std::weak_ptr<RingBuffer> &ring_buffer) { this->ring_buffer_ = ring_buffer.lock(); }
+
+#ifdef USE_SPEAKER
+  /// @brief Adds a speaker as the transfer buffer's sink.
+  /// @param speaker Pointer to the speaker component
+  void set_sink(speaker::Speaker *speaker) { this->speaker_ = speaker; }
+#endif
+
+  void clear_buffered_data() override;
+
+  bool has_buffered_data() const override;
+
+ protected:
+#ifdef USE_SPEAKER
+  speaker::Speaker *speaker_{nullptr};
+#endif
+};
+
+class AudioSourceTransferBuffer : public AudioTransferBuffer {
+  /*
+   * @brief A class that implements a transfer buffer for audio sources.
+   * Supports reading audio data from a ring buffer into the transfer buffer for processing.
+   */
+ public:
+  /// @brief Creates a new source transfer buffer.
+  /// @param buffer_size Size of the transfer buffer in bytes.
+  /// @return unique_ptr if successfully allocated, nullptr otherwise
+  static std::unique_ptr<AudioSourceTransferBuffer> create(size_t buffer_size);
+
+  /// @brief Reads any available data from the sink into the transfer buffer.
+  /// @param ticks_to_wait FreeRTOS ticks to block while waiting for the source to have enough data
+  /// @return Number of bytes read
+  size_t transfer_data_from_source(TickType_t ticks_to_wait);
+
+  /// @brief Adds a ring buffer as the transfer buffer's source.
+  /// @param ring_buffer weak_ptr to the allocated ring buffer
+  void set_source(const std::weak_ptr<RingBuffer> &ring_buffer) { this->ring_buffer_ = ring_buffer.lock(); };
+};
+
+}  // namespace audio
+}  // namespace esphome
+
+#endif

esphome/components/audio_adc/__init__.py

@@ -0,0 +1,41 @@
+from esphome import automation
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.const import CONF_ID, CONF_MIC_GAIN
+from esphome.core import coroutine_with_priority
+
+CODEOWNERS = ["@kbx81"]
+IS_PLATFORM_COMPONENT = True
+
+audio_adc_ns = cg.esphome_ns.namespace("audio_adc")
+AudioAdc = audio_adc_ns.class_("AudioAdc")
+
+SetMicGainAction = audio_adc_ns.class_("SetMicGainAction", automation.Action)
+
+
+SET_MIC_GAIN_ACTION_SCHEMA = cv.maybe_simple_value(
+    {
+        cv.GenerateID(): cv.use_id(AudioAdc),
+        cv.Required(CONF_MIC_GAIN): cv.templatable(cv.decibel),
+    },
+    key=CONF_MIC_GAIN,
+)
+
+
+@automation.register_action(
+    "audio_adc.set_mic_gain", SetMicGainAction, SET_MIC_GAIN_ACTION_SCHEMA
+)
+async def audio_adc_set_mic_gain_to_code(config, action_id, template_arg, args):
+    paren = await cg.get_variable(config[CONF_ID])
+    var = cg.new_Pvariable(action_id, template_arg, paren)
+
+    template_ = await cg.templatable(config.get(CONF_MIC_GAIN), args, float)
+    cg.add(var.set_mic_gain(template_))
+
+    return var
+
+
+@coroutine_with_priority(100.0)
+async def to_code(config):
+    cg.add_define("USE_AUDIO_ADC")
+    cg.add_global(audio_adc_ns.using)

esphome/components/audio_adc/audio_adc.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include "esphome/core/defines.h"
+#include "esphome/core/hal.h"
+
+namespace esphome {
+namespace audio_adc {
+
+class AudioAdc {
+ public:
+  virtual bool set_mic_gain(float mic_gain) = 0;
+
+  virtual float mic_gain() = 0;
+};
+
+}  // namespace audio_adc
+}  // namespace esphome

esphome/components/audio_adc/automation.h

@@ -0,0 +1,23 @@
+#pragma once
+
+#include "esphome/core/automation.h"
+#include "esphome/core/component.h"
+#include "audio_adc.h"
+
+namespace esphome {
+namespace audio_adc {
+
+template<typename... Ts> class SetMicGainAction : public Action<Ts...> {
+ public:
+  explicit SetMicGainAction(AudioAdc *audio_adc) : audio_adc_(audio_adc) {}
+
+  TEMPLATABLE_VALUE(float, mic_gain)
+
+  void play(Ts... x) override { this->audio_adc_->set_mic_gain(this->mic_gain_.value(x...)); }
+
+ protected:
+  AudioAdc *audio_adc_;
+};
+
+}  // namespace audio_adc
+}  // namespace esphome

esphome/components/bk72xx/__init__.py

@@ -19,6 +19,7 @@ from .boards import BK72XX_BOARD_PINS, BK72XX_BOARDS
 
 CODEOWNERS = ["@kuba2k2"]
 AUTO_LOAD = ["libretiny"]
+IS_TARGET_PLATFORM = True
 
 COMPONENT_DATA = LibreTinyComponent(
     name=COMPONENT_BK72XX,

esphome/components/ble_client/sensor/__init__.py

@@ -11,6 +11,7 @@ from esphome.const import (
     DEVICE_CLASS_SIGNAL_STRENGTH,
     STATE_CLASS_MEASUREMENT,
     UNIT_DECIBEL_MILLIWATT,
+    CONF_NOTIFY,
 )
 
 from .. import ble_client_ns
@@ -19,7 +20,6 @@ DEPENDENCIES = ["ble_client"]
 
 CONF_DESCRIPTOR_UUID = "descriptor_uuid"
 
-CONF_NOTIFY = "notify"
 CONF_ON_NOTIFY = "on_notify"
 TYPE_CHARACTERISTIC = "characteristic"
 TYPE_RSSI = "rssi"

esphome/components/ble_client/text_sensor/__init__.py

@@ -6,6 +6,7 @@ from esphome.const import (
     CONF_CHARACTERISTIC_UUID,
     CONF_ID,
     CONF_SERVICE_UUID,
+    CONF_NOTIFY,
     CONF_TRIGGER_ID,
 )
 
@@ -15,7 +16,6 @@ DEPENDENCIES = ["ble_client"]
 
 CONF_DESCRIPTOR_UUID = "descriptor_uuid"
 
-CONF_NOTIFY = "notify"
 CONF_ON_NOTIFY = "on_notify"
 
 adv_data_t = cg.std_vector.template(cg.uint8)

esphome/components/bluetooth_proxy/bluetooth_proxy.cpp

@@ -475,6 +475,11 @@ void BluetoothProxy::send_connections_free() {
   api::BluetoothConnectionsFreeResponse call;
   call.free = this->get_bluetooth_connections_free();
   call.limit = this->get_bluetooth_connections_limit();
+  for (auto *connection : this->connections_) {
+    if (connection->address_ != 0) {
+      call.allocated.push_back(connection->address_);
+    }
+  }
   this->api_connection_->send_bluetooth_connections_free_response(call);
 }
 

esphome/components/ch422g/ch422g.h

@@ -57,6 +57,8 @@ class CH422GGPIOPin : public GPIOPin {
   void set_inverted(bool inverted) { inverted_ = inverted; }
   void set_flags(gpio::Flags flags);
 
+  gpio::Flags get_flags() const override { return this->flags_; }
+
  protected:
   CH422GComponent *parent_{};
   uint8_t pin_{};

esphome/components/climate/__init__.py

@@ -115,7 +115,7 @@ CONF_MAX_HUMIDITY = "max_humidity"
 CONF_TARGET_HUMIDITY = "target_humidity"
 
 visual_temperature = cv.float_with_unit(
-    "visual_temperature", "(°C|° C|°|C|° K|° K|K|°F|° F|F)?"
+    "visual_temperature", "(°C|° C|°|C|°K|° K|K|°F|° F|F)?"
 )
 
 
@@ -128,7 +128,6 @@ VISUAL_TEMPERATURE_STEP_SCHEMA = cv.Schema(
 
 
 def visual_temperature_step(value):
-
     # Allow defining target/current temperature steps separately
     if isinstance(value, dict):
         return VISUAL_TEMPERATURE_STEP_SCHEMA(value)

esphome/components/cse7766/cse7766.cpp

@@ -1,8 +1,5 @@
 #include "cse7766.h"
 #include "esphome/core/log.h"
-#include <cinttypes>
-#include <iomanip>
-#include <sstream>
 
 namespace esphome {
 namespace cse7766 {
@@ -72,12 +69,8 @@ bool CSE7766Component::check_byte_() {
 void CSE7766Component::parse_data_() {
 #if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERY_VERBOSE
   {
-    std::stringstream ss;
+    std::string s = format_hex_pretty(this->raw_data_, sizeof(this->raw_data_));
-    ss << "Raw data:" << std::hex << std::uppercase << std::setfill('0');
+    ESP_LOGVV(TAG, "Raw data: %s", s.c_str());
-    for (uint8_t i = 0; i < 23; i++) {
-      ss << ' ' << std::setw(2) << static_cast<unsigned>(this->raw_data_[i]);
-    }
-    ESP_LOGVV(TAG, "%s", ss.str().c_str());
   }
 #endif
 
@@ -211,21 +204,20 @@ void CSE7766Component::parse_data_() {
 
 #if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERY_VERBOSE
   {
-    std::stringstream ss;
+    std::string buf = "Parsed:";
-    ss << "Parsed:";
     if (have_voltage) {
-      ss << " V=" << voltage << "V";
+      buf += str_sprintf(" V=%fV", voltage);
     }
     if (have_current) {
-      ss << " I=" << current * 1000.0f << "mA (~" << calculated_current * 1000.0f << "mA)";
+      buf += str_sprintf(" I=%fmA (~%fmA)", current * 1000.0f, calculated_current * 1000.0f);
     }
     if (have_power) {
-      ss << " P=" << power << "W";
+      buf += str_sprintf(" P=%fW", power);
     }
     if (energy != 0.0f) {
-      ss << " E=" << energy << "kWh (" << cf_pulses << ")";
+      buf += str_sprintf(" E=%fkWh (%u)", energy, cf_pulses);
     }
-    ESP_LOGVV(TAG, "%s", ss.str().c_str());
+    ESP_LOGVV(TAG, "%s", buf.c_str());
   }
 #endif
 }

esphome/components/custom/__init__.py

@@ -1,3 +0,0 @@
-import esphome.codegen as cg
-
-custom_ns = cg.esphome_ns.namespace("custom")

esphome/components/custom/binary_sensor/__init__.py

@@ -1,31 +1,5 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import binary_sensor
-from esphome.const import CONF_BINARY_SENSORS, CONF_ID, CONF_LAMBDA
-from .. import custom_ns
 
-CustomBinarySensorConstructor = custom_ns.class_("CustomBinarySensorConstructor")
+CONFIG_SCHEMA = cv.invalid(
-
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-CONFIG_SCHEMA = cv.Schema(
-    {
-        cv.GenerateID(): cv.declare_id(CustomBinarySensorConstructor),
-        cv.Required(CONF_LAMBDA): cv.returning_lambda,
-        cv.Required(CONF_BINARY_SENSORS): cv.ensure_list(
-            binary_sensor.binary_sensor_schema()
-        ),
-    }
 )
-
-
-async def to_code(config):
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA],
-        [],
-        return_type=cg.std_vector.template(binary_sensor.BinarySensorPtr),
-    )
-
-    rhs = CustomBinarySensorConstructor(template_)
-    custom = cg.variable(config[CONF_ID], rhs)
-    for i, conf in enumerate(config[CONF_BINARY_SENSORS]):
-        rhs = custom.Pget_binary_sensor(i)
-        await binary_sensor.register_binary_sensor(rhs, conf)

esphome/components/custom/binary_sensor/custom_binary_sensor.cpp

@@ -1,16 +0,0 @@
-#include "custom_binary_sensor.h"
-#include "esphome/core/log.h"
-
-namespace esphome {
-namespace custom {
-
-static const char *const TAG = "custom.binary_sensor";
-
-void CustomBinarySensorConstructor::dump_config() {
-  for (auto *child : this->binary_sensors_) {
-    LOG_BINARY_SENSOR("", "Custom Binary Sensor", child);
-  }
-}
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/binary_sensor/custom_binary_sensor.h

@@ -1,26 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/components/binary_sensor/binary_sensor.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom {
-
-class CustomBinarySensorConstructor : public Component {
- public:
-  CustomBinarySensorConstructor(const std::function<std::vector<binary_sensor::BinarySensor *>()> &init) {
-    this->binary_sensors_ = init();
-  }
-
-  binary_sensor::BinarySensor *get_binary_sensor(int i) { return this->binary_sensors_[i]; }
-
-  void dump_config() override;
-
- protected:
-  std::vector<binary_sensor::BinarySensor *> binary_sensors_;
-};
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/climate/__init__.py

@@ -1,30 +1,5 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import climate
-from esphome.const import CONF_ID, CONF_LAMBDA
-from .. import custom_ns
 
-CustomClimateConstructor = custom_ns.class_("CustomClimateConstructor")
+CONFIG_SCHEMA = cv.invalid(
-CONF_CLIMATES = "climates"
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-
-CONFIG_SCHEMA = cv.Schema(
-    {
-        cv.GenerateID(): cv.declare_id(CustomClimateConstructor),
-        cv.Required(CONF_LAMBDA): cv.returning_lambda,
-        cv.Required(CONF_CLIMATES): cv.ensure_list(climate.CLIMATE_SCHEMA),
-    }
 )
-
-
-async def to_code(config):
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA],
-        [],
-        return_type=cg.std_vector.template(climate.Climate.operator("ptr")),
-    )
-
-    rhs = CustomClimateConstructor(template_)
-    custom = cg.variable(config[CONF_ID], rhs)
-    for i, conf in enumerate(config[CONF_CLIMATES]):
-        rhs = custom.Pget_climate(i)
-        await climate.register_climate(rhs, conf)

esphome/components/custom/climate/custom_climate.h

@@ -1,22 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/components/climate/climate.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom {
-
-class CustomClimateConstructor {
- public:
-  CustomClimateConstructor(const std::function<std::vector<climate::Climate *>()> &init) { this->climates_ = init(); }
-
-  climate::Climate *get_climate(int i) { return this->climates_[i]; }
-
- protected:
-  std::vector<climate::Climate *> climates_;
-};
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/cover/__init__.py

@@ -1,30 +1,5 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import cover
-from esphome.const import CONF_ID, CONF_LAMBDA
-from .. import custom_ns
 
-CustomCoverConstructor = custom_ns.class_("CustomCoverConstructor")
+CONFIG_SCHEMA = cv.invalid(
-CONF_COVERS = "covers"
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-
-CONFIG_SCHEMA = cv.Schema(
-    {
-        cv.GenerateID(): cv.declare_id(CustomCoverConstructor),
-        cv.Required(CONF_LAMBDA): cv.returning_lambda,
-        cv.Required(CONF_COVERS): cv.ensure_list(cover.COVER_SCHEMA),
-    }
 )
-
-
-async def to_code(config):
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA],
-        [],
-        return_type=cg.std_vector.template(cover.Cover.operator("ptr")),
-    )
-
-    rhs = CustomCoverConstructor(template_)
-    custom = cg.variable(config[CONF_ID], rhs)
-    for i, conf in enumerate(config[CONF_COVERS]):
-        rhs = custom.Pget_cover(i)
-        await cover.register_cover(rhs, conf)

esphome/components/custom/cover/custom_cover.h

@@ -1,21 +0,0 @@
-#pragma once
-
-#include "esphome/components/cover/cover.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom {
-
-class CustomCoverConstructor {
- public:
-  CustomCoverConstructor(const std::function<std::vector<cover::Cover *>()> &init) { this->covers_ = init(); }
-
-  cover::Cover *get_cover(int i) { return this->covers_[i]; }
-
- protected:
-  std::vector<cover::Cover *> covers_;
-};
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/light/__init__.py

@@ -1,30 +1,5 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import light
-from esphome.const import CONF_ID, CONF_LAMBDA
-from .. import custom_ns
 
-CustomLightOutputConstructor = custom_ns.class_("CustomLightOutputConstructor")
+CONFIG_SCHEMA = cv.invalid(
-CONF_LIGHTS = "lights"
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-
-CONFIG_SCHEMA = cv.Schema(
-    {
-        cv.GenerateID(): cv.declare_id(CustomLightOutputConstructor),
-        cv.Required(CONF_LAMBDA): cv.returning_lambda,
-        cv.Required(CONF_LIGHTS): cv.ensure_list(light.ADDRESSABLE_LIGHT_SCHEMA),
-    }
 )
-
-
-async def to_code(config):
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA],
-        [],
-        return_type=cg.std_vector.template(light.LightOutput.operator("ptr")),
-    )
-
-    rhs = CustomLightOutputConstructor(template_)
-    custom = cg.variable(config[CONF_ID], rhs)
-    for i, conf in enumerate(config[CONF_LIGHTS]):
-        rhs = custom.Pget_light(i)
-        await light.register_light(rhs, conf)

esphome/components/custom/light/custom_light_output.h

@@ -1,24 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/components/light/light_output.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom {
-
-class CustomLightOutputConstructor {
- public:
-  CustomLightOutputConstructor(const std::function<std::vector<light::LightOutput *>()> &init) {
-    this->outputs_ = init();
-  }
-
-  light::LightOutput *get_light(int i) { return this->outputs_[i]; }
-
- protected:
-  std::vector<light::LightOutput *> outputs_;
-};
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/output/__init__.py

@@ -1,61 +1,5 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import output
-from esphome.const import CONF_ID, CONF_LAMBDA, CONF_OUTPUTS, CONF_TYPE, CONF_BINARY
-from .. import custom_ns
 
-CustomBinaryOutputConstructor = custom_ns.class_("CustomBinaryOutputConstructor")
+CONFIG_SCHEMA = cv.invalid(
-CustomFloatOutputConstructor = custom_ns.class_("CustomFloatOutputConstructor")
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-
-CONF_FLOAT = "float"
-
-CONFIG_SCHEMA = cv.typed_schema(
-    {
-        CONF_BINARY: cv.Schema(
-            {
-                cv.GenerateID(): cv.declare_id(CustomBinaryOutputConstructor),
-                cv.Required(CONF_LAMBDA): cv.returning_lambda,
-                cv.Required(CONF_OUTPUTS): cv.ensure_list(
-                    output.BINARY_OUTPUT_SCHEMA.extend(
-                        {
-                            cv.GenerateID(): cv.declare_id(output.BinaryOutput),
-                        }
-                    )
-                ),
-            }
-        ),
-        CONF_FLOAT: cv.Schema(
-            {
-                cv.GenerateID(): cv.declare_id(CustomFloatOutputConstructor),
-                cv.Required(CONF_LAMBDA): cv.returning_lambda,
-                cv.Required(CONF_OUTPUTS): cv.ensure_list(
-                    output.FLOAT_OUTPUT_SCHEMA.extend(
-                        {
-                            cv.GenerateID(): cv.declare_id(output.FloatOutput),
-                        }
-                    )
-                ),
-            }
-        ),
-    },
-    lower=True,
 )
-
-
-async def to_code(config):
-    type = config[CONF_TYPE]
-    if type == "binary":
-        ret_type = output.BinaryOutputPtr
-        klass = CustomBinaryOutputConstructor
-    else:
-        ret_type = output.FloatOutputPtr
-        klass = CustomFloatOutputConstructor
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA], [], return_type=cg.std_vector.template(ret_type)
-    )
-
-    rhs = klass(template_)
-    custom = cg.variable(config[CONF_ID], rhs)
-    for i, conf in enumerate(config[CONF_OUTPUTS]):
-        out = cg.Pvariable(conf[CONF_ID], custom.get_output(i))
-        await output.register_output(out, conf)

esphome/components/custom/output/custom_output.h

@@ -1,37 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/components/output/binary_output.h"
-#include "esphome/components/output/float_output.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom {
-
-class CustomBinaryOutputConstructor {
- public:
-  CustomBinaryOutputConstructor(const std::function<std::vector<output::BinaryOutput *>()> &init) {
-    this->outputs_ = init();
-  }
-
-  output::BinaryOutput *get_output(int i) { return this->outputs_[i]; }
-
- protected:
-  std::vector<output::BinaryOutput *> outputs_;
-};
-
-class CustomFloatOutputConstructor {
- public:
-  CustomFloatOutputConstructor(const std::function<std::vector<output::FloatOutput *>()> &init) {
-    this->outputs_ = init();
-  }
-
-  output::FloatOutput *get_output(int i) { return this->outputs_[i]; }
-
- protected:
-  std::vector<output::FloatOutput *> outputs_;
-};
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/sensor/__init__.py

@@ -1,27 +1,5 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import sensor
-from esphome.const import CONF_ID, CONF_LAMBDA, CONF_SENSORS
-from .. import custom_ns
 
-CustomSensorConstructor = custom_ns.class_("CustomSensorConstructor")
+CONFIG_SCHEMA = cv.invalid(
-
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-CONFIG_SCHEMA = cv.Schema(
-    {
-        cv.GenerateID(): cv.declare_id(CustomSensorConstructor),
-        cv.Required(CONF_LAMBDA): cv.returning_lambda,
-        cv.Required(CONF_SENSORS): cv.ensure_list(sensor.sensor_schema()),
-    }
 )
-
-
-async def to_code(config):
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA], [], return_type=cg.std_vector.template(sensor.SensorPtr)
-    )
-
-    rhs = CustomSensorConstructor(template_)
-    var = cg.variable(config[CONF_ID], rhs)
-    for i, conf in enumerate(config[CONF_SENSORS]):
-        sens = cg.Pvariable(conf[CONF_ID], var.get_sensor(i))
-        await sensor.register_sensor(sens, conf)

esphome/components/custom/sensor/custom_sensor.cpp

@@ -1,16 +0,0 @@
-#include "custom_sensor.h"
-#include "esphome/core/log.h"
-
-namespace esphome {
-namespace custom {
-
-static const char *const TAG = "custom.sensor";
-
-void CustomSensorConstructor::dump_config() {
-  for (auto *child : this->sensors_) {
-    LOG_SENSOR("", "Custom Sensor", child);
-  }
-}
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/sensor/custom_sensor.h

@@ -1,24 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/components/sensor/sensor.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom {
-
-class CustomSensorConstructor : public Component {
- public:
-  CustomSensorConstructor(const std::function<std::vector<sensor::Sensor *>()> &init) { this->sensors_ = init(); }
-
-  sensor::Sensor *get_sensor(int i) { return this->sensors_[i]; }
-
-  void dump_config() override;
-
- protected:
-  std::vector<sensor::Sensor *> sensors_;
-};
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/switch/__init__.py

@@ -1,27 +1,5 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import switch
-from esphome.const import CONF_ID, CONF_LAMBDA, CONF_SWITCHES
-from .. import custom_ns
 
-CustomSwitchConstructor = custom_ns.class_("CustomSwitchConstructor")
+CONFIG_SCHEMA = cv.invalid(
-
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-CONFIG_SCHEMA = cv.Schema(
-    {
-        cv.GenerateID(): cv.declare_id(CustomSwitchConstructor),
-        cv.Required(CONF_LAMBDA): cv.returning_lambda,
-        cv.Required(CONF_SWITCHES): cv.ensure_list(switch.switch_schema(switch.Switch)),
-    }
 )
-
-
-async def to_code(config):
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA], [], return_type=cg.std_vector.template(switch.SwitchPtr)
-    )
-
-    rhs = CustomSwitchConstructor(template_)
-    var = cg.variable(config[CONF_ID], rhs)
-    for i, conf in enumerate(config[CONF_SWITCHES]):
-        switch_ = cg.Pvariable(conf[CONF_ID], var.get_switch(i))
-        await switch.register_switch(switch_, conf)

esphome/components/custom/switch/custom_switch.cpp

@@ -1,16 +0,0 @@
-#include "custom_switch.h"
-#include "esphome/core/log.h"
-
-namespace esphome {
-namespace custom {
-
-static const char *const TAG = "custom.switch";
-
-void CustomSwitchConstructor::dump_config() {
-  for (auto *child : this->switches_) {
-    LOG_SWITCH("", "Custom Switch", child);
-  }
-}
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/switch/custom_switch.h

@@ -1,24 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/components/switch/switch.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom {
-
-class CustomSwitchConstructor : public Component {
- public:
-  CustomSwitchConstructor(const std::function<std::vector<switch_::Switch *>()> &init) { this->switches_ = init(); }
-
-  switch_::Switch *get_switch(int i) { return this->switches_[i]; }
-
-  void dump_config() override;
-
- protected:
-  std::vector<switch_::Switch *> switches_;
-};
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/text_sensor/__init__.py

@@ -1,32 +1,5 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.components import text_sensor
-from esphome.const import CONF_ID, CONF_LAMBDA, CONF_TEXT_SENSORS
-from .. import custom_ns
 
-CustomTextSensorConstructor = custom_ns.class_("CustomTextSensorConstructor")
+CONFIG_SCHEMA = cv.invalid(
-
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-CONFIG_SCHEMA = cv.Schema(
-    {
-        cv.GenerateID(): cv.declare_id(CustomTextSensorConstructor),
-        cv.Required(CONF_LAMBDA): cv.returning_lambda,
-        cv.Required(CONF_TEXT_SENSORS): cv.ensure_list(
-            text_sensor.text_sensor_schema()
-        ),
-    }
 )
-
-
-async def to_code(config):
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA],
-        [],
-        return_type=cg.std_vector.template(text_sensor.TextSensorPtr),
-    )
-
-    rhs = CustomTextSensorConstructor(template_)
-    var = cg.variable(config[CONF_ID], rhs)
-
-    for i, conf in enumerate(config[CONF_TEXT_SENSORS]):
-        text = cg.Pvariable(conf[CONF_ID], var.get_text_sensor(i))
-        await text_sensor.register_text_sensor(text, conf)

esphome/components/custom/text_sensor/custom_text_sensor.cpp

@@ -1,16 +0,0 @@
-#include "custom_text_sensor.h"
-#include "esphome/core/log.h"
-
-namespace esphome {
-namespace custom {
-
-static const char *const TAG = "custom.text_sensor";
-
-void CustomTextSensorConstructor::dump_config() {
-  for (auto *child : this->text_sensors_) {
-    LOG_TEXT_SENSOR("", "Custom Text Sensor", child);
-  }
-}
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom/text_sensor/custom_text_sensor.h

@@ -1,26 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/components/text_sensor/text_sensor.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom {
-
-class CustomTextSensorConstructor : public Component {
- public:
-  CustomTextSensorConstructor(const std::function<std::vector<text_sensor::TextSensor *>()> &init) {
-    this->text_sensors_ = init();
-  }
-
-  text_sensor::TextSensor *get_text_sensor(int i) { return this->text_sensors_[i]; }
-
-  void dump_config() override;
-
- protected:
-  std::vector<text_sensor::TextSensor *> text_sensors_;
-};
-
-}  // namespace custom
-}  // namespace esphome

esphome/components/custom_component/__init__.py

@@ -1,31 +1,7 @@
-import esphome.codegen as cg
 import esphome.config_validation as cv
-from esphome.const import CONF_COMPONENTS, CONF_ID, CONF_LAMBDA
-
-custom_component_ns = cg.esphome_ns.namespace("custom_component")
-CustomComponentConstructor = custom_component_ns.class_("CustomComponentConstructor")
 
 MULTI_CONF = True
-CONFIG_SCHEMA = cv.Schema(
+
-    {
+CONFIG_SCHEMA = cv.invalid(
-        cv.GenerateID(): cv.declare_id(CustomComponentConstructor),
+    'The "custom" component has been removed. Consider conversion to an external component.\nhttps://esphome.io/guides/contributing#a-note-about-custom-components'
-        cv.Required(CONF_LAMBDA): cv.returning_lambda,
-        cv.Optional(CONF_COMPONENTS): cv.ensure_list(
-            cv.Schema({cv.GenerateID(): cv.declare_id(cg.Component)}).extend(
-                cv.COMPONENT_SCHEMA
-            )
-        ),
-    }
 )
-
-
-async def to_code(config):
-    template_ = await cg.process_lambda(
-        config[CONF_LAMBDA], [], return_type=cg.std_vector.template(cg.ComponentPtr)
-    )
-
-    rhs = CustomComponentConstructor(template_)
-    var = cg.variable(config[CONF_ID], rhs)
-    for i, conf in enumerate(config.get(CONF_COMPONENTS, [])):
-        comp = cg.Pvariable(conf[CONF_ID], var.get_component(i))
-        await cg.register_component(comp, conf)

esphome/components/custom_component/custom_component.h

@@ -1,28 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/core/application.h"
-
-#include <vector>
-
-namespace esphome {
-namespace custom_component {
-
-class CustomComponentConstructor {
- public:
-  CustomComponentConstructor(const std::function<std::vector<Component *>()> &init) {
-    this->components_ = init();
-
-    for (auto *comp : this->components_) {
-      App.register_component(comp);
-    }
-  }
-
-  Component *get_component(int i) const { return this->components_[i]; }
-
- protected:
-  std::vector<Component *> components_;
-};
-
-}  // namespace custom_component
-}  // namespace esphome

esphome/components/daly_bms/daly_bms.cpp

@@ -298,6 +298,12 @@ void DalyBmsComponent::decode_data_(std::vector<uint8_t> data) {
                 if (this->cell_16_voltage_sensor_) {
                   this->cell_16_voltage_sensor_->publish_state((float) encode_uint16(it[5], it[6]) / 1000);
                 }
+                if (this->cell_17_voltage_sensor_) {
+                  this->cell_17_voltage_sensor_->publish_state((float) encode_uint16(it[7], it[8]) / 1000);
+                }
+                if (this->cell_18_voltage_sensor_) {
+                  this->cell_18_voltage_sensor_->publish_state((float) encode_uint16(it[9], it[10]) / 1000);
+                }
                 break;
             }
             break;

esphome/components/daly_bms/daly_bms.h

@@ -54,6 +54,8 @@ class DalyBmsComponent : public PollingComponent, public uart::UARTDevice {
   SUB_SENSOR(cell_14_voltage)
   SUB_SENSOR(cell_15_voltage)
   SUB_SENSOR(cell_16_voltage)
+  SUB_SENSOR(cell_17_voltage)
+  SUB_SENSOR(cell_18_voltage)
 #endif
 
 #ifdef USE_TEXT_SENSOR

esphome/components/daly_bms/sensor.py

@@ -52,6 +52,8 @@ CONF_CELL_13_VOLTAGE = "cell_13_voltage"
 CONF_CELL_14_VOLTAGE = "cell_14_voltage"
 CONF_CELL_15_VOLTAGE = "cell_15_voltage"
 CONF_CELL_16_VOLTAGE = "cell_16_voltage"
+CONF_CELL_17_VOLTAGE = "cell_17_voltage"
+CONF_CELL_18_VOLTAGE = "cell_18_voltage"
 ICON_CURRENT_DC = "mdi:current-dc"
 ICON_BATTERY_OUTLINE = "mdi:battery-outline"
 ICON_THERMOMETER_CHEVRON_UP = "mdi:thermometer-chevron-up"
@@ -92,6 +94,8 @@ TYPES = [
     CONF_CELL_14_VOLTAGE,
     CONF_CELL_15_VOLTAGE,
     CONF_CELL_16_VOLTAGE,
+    CONF_CELL_17_VOLTAGE,
+    CONF_CELL_18_VOLTAGE,
 ]
 
 CELL_VOLTAGE_SCHEMA = sensor.sensor_schema(
@@ -212,6 +216,8 @@ CONFIG_SCHEMA = cv.All(
             cv.Optional(CONF_CELL_14_VOLTAGE): CELL_VOLTAGE_SCHEMA,
             cv.Optional(CONF_CELL_15_VOLTAGE): CELL_VOLTAGE_SCHEMA,
             cv.Optional(CONF_CELL_16_VOLTAGE): CELL_VOLTAGE_SCHEMA,
+            cv.Optional(CONF_CELL_17_VOLTAGE): CELL_VOLTAGE_SCHEMA,
+            cv.Optional(CONF_CELL_18_VOLTAGE): CELL_VOLTAGE_SCHEMA,
         }
     ).extend(cv.COMPONENT_SCHEMA)
 )

esphome/components/debug/debug_esp32.cpp

@@ -35,8 +35,8 @@ void DebugComponent::log_partition_info_() {
   esp_partition_iterator_t it = esp_partition_find(ESP_PARTITION_TYPE_ANY, ESP_PARTITION_SUBTYPE_ANY, NULL);
   while (it != NULL) {
     const esp_partition_t *partition = esp_partition_get(it);
-    ESP_LOGCONFIG(TAG, "  %-12s %-4d %-8d 0x%08X 0x%08X", partition->label, partition->type, partition->subtype,
+    ESP_LOGCONFIG(TAG, "  %-12s %-4d %-8d 0x%08" PRIX32 " 0x%08" PRIX32, partition->label, partition->type,
-                  partition->address, partition->size);
+                  partition->subtype, partition->address, partition->size);
     it = esp_partition_next(it);
   }
   esp_partition_iterator_release(it);

esphome/components/dht/dht.cpp

@@ -23,6 +23,7 @@ void DHT::dump_config() {
   } else {
     ESP_LOGCONFIG(TAG, "  Model: DHT22 (or equivalent)");
   }
+  ESP_LOGCONFIG(TAG, "  Internal Pull-up: %s", ONOFF(this->pin_->get_flags() & gpio::FLAG_PULLUP));
 
   LOG_UPDATE_INTERVAL(this);
 
@@ -101,7 +102,7 @@ bool HOT IRAM_ATTR DHT::read_sensor_(float *temperature, float *humidity, bool r
   } else {
     delayMicroseconds(800);
   }
-  this->pin_->pin_mode(gpio::FLAG_INPUT | gpio::FLAG_PULLUP);
+  this->pin_->pin_mode(this->pin_->get_flags());
 
   {
     InterruptLock lock;

esphome/components/dht/sensor.py

@@ -34,7 +34,7 @@ DHT = dht_ns.class_("DHT", cg.PollingComponent)
 CONFIG_SCHEMA = cv.Schema(
     {
         cv.GenerateID(): cv.declare_id(DHT),
-        cv.Required(CONF_PIN): pins.internal_gpio_input_pin_schema,
+        cv.Required(CONF_PIN): pins.internal_gpio_input_pullup_pin_schema,
         cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
             unit_of_measurement=UNIT_CELSIUS,
             accuracy_decimals=1,

esphome/components/display/__init__.py

@@ -101,7 +101,7 @@ async def setup_display_core_(var, config):
     if CONF_ROTATION in config:
         cg.add(var.set_rotation(DISPLAY_ROTATIONS[config[CONF_ROTATION]]))
 
-    if auto_clear := config.get(CONF_AUTO_CLEAR_ENABLED):
+    if (auto_clear := config.get(CONF_AUTO_CLEAR_ENABLED)) is not None:
         # Default to true if pages or lambda is specified. Ideally this would be done during validation, but
         # the possible schemas are too complex to do this easily.
         if auto_clear == CONF_UNSPECIFIED:

esphome/components/display/display.cpp

@@ -815,8 +815,20 @@ void Display::test_card() {
 
 DisplayPage::DisplayPage(display_writer_t writer) : writer_(std::move(writer)) {}
 void DisplayPage::show() { this->parent_->show_page(this); }
-void DisplayPage::show_next() { this->next_->show(); }
+void DisplayPage::show_next() {
-void DisplayPage::show_prev() { this->prev_->show(); }
+  if (this->next_ == nullptr) {
+    ESP_LOGE(TAG, "no next page");
+    return;
+  }
+  this->next_->show();
+}
+void DisplayPage::show_prev() {
+  if (this->prev_ == nullptr) {
+    ESP_LOGE(TAG, "no previous page");
+    return;
+  }
+  this->prev_->show();
+}
 void DisplayPage::set_parent(Display *parent) { this->parent_ = parent; }
 void DisplayPage::set_prev(DisplayPage *prev) { this->prev_ = prev; }
 void DisplayPage::set_next(DisplayPage *next) { this->next_ = next; }

esphome/components/es7210/__init__.py

@@ -1,67 +0,0 @@
-import esphome.codegen as cg
-from esphome.components import i2c
-import esphome.config_validation as cv
-from esphome.const import CONF_BITS_PER_SAMPLE, CONF_ID, CONF_MIC_GAIN, CONF_SAMPLE_RATE
-
-CODEOWNERS = ["@kahrendt"]
-DEPENDENCIES = ["i2c"]
-
-es7210_ns = cg.esphome_ns.namespace("es7210")
-ES7210 = es7210_ns.class_("ES7210", cg.Component, i2c.I2CDevice)
-
-
-es7210_bits_per_sample = es7210_ns.enum("ES7210BitsPerSample")
-ES7210_BITS_PER_SAMPLE_ENUM = {
-    16: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_16,
-    24: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_24,
-    32: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_32,
-}
-
-
-es7210_mic_gain = es7210_ns.enum("ES7210MicGain")
-ES7210_MIC_GAIN_ENUM = {
-    "0DB": es7210_mic_gain.ES7210_MIC_GAIN_0DB,
-    "3DB": es7210_mic_gain.ES7210_MIC_GAIN_3DB,
-    "6DB": es7210_mic_gain.ES7210_MIC_GAIN_6DB,
-    "9DB": es7210_mic_gain.ES7210_MIC_GAIN_9DB,
-    "12DB": es7210_mic_gain.ES7210_MIC_GAIN_12DB,
-    "15DB": es7210_mic_gain.ES7210_MIC_GAIN_15DB,
-    "18DB": es7210_mic_gain.ES7210_MIC_GAIN_18DB,
-    "21DB": es7210_mic_gain.ES7210_MIC_GAIN_21DB,
-    "24DB": es7210_mic_gain.ES7210_MIC_GAIN_24DB,
-    "27DB": es7210_mic_gain.ES7210_MIC_GAIN_27DB,
-    "30DB": es7210_mic_gain.ES7210_MIC_GAIN_30DB,
-    "33DB": es7210_mic_gain.ES7210_MIC_GAIN_33DB,
-    "34.5DB": es7210_mic_gain.ES7210_MIC_GAIN_34_5DB,
-    "36DB": es7210_mic_gain.ES7210_MIC_GAIN_36DB,
-    "37.5DB": es7210_mic_gain.ES7210_MIC_GAIN_37_5DB,
-}
-
-_validate_bits = cv.float_with_unit("bits", "bit")
-
-CONFIG_SCHEMA = (
-    cv.Schema(
-        {
-            cv.GenerateID(): cv.declare_id(ES7210),
-            cv.Optional(CONF_BITS_PER_SAMPLE, default="16bit"): cv.All(
-                _validate_bits, cv.enum(ES7210_BITS_PER_SAMPLE_ENUM)
-            ),
-            cv.Optional(CONF_MIC_GAIN, default="24DB"): cv.enum(
-                ES7210_MIC_GAIN_ENUM, upper=True
-            ),
-            cv.Optional(CONF_SAMPLE_RATE, default=16000): cv.int_range(min=1),
-        }
-    )
-    .extend(cv.COMPONENT_SCHEMA)
-    .extend(i2c.i2c_device_schema(0x40))
-)
-
-
-async def to_code(config):
-    var = cg.new_Pvariable(config[CONF_ID])
-    await cg.register_component(var, config)
-    await i2c.register_i2c_device(var, config)
-
-    cg.add(var.set_bits_per_sample(config[CONF_BITS_PER_SAMPLE]))
-    cg.add(var.set_mic_gain(config[CONF_MIC_GAIN]))
-    cg.add(var.set_sample_rate(config[CONF_SAMPLE_RATE]))

esphome/components/es7210/audio_adc.py

@@ -0,0 +1,51 @@
+import esphome.codegen as cg
+from esphome.components import i2c
+from esphome.components.audio_adc import AudioAdc
+import esphome.config_validation as cv
+from esphome.const import CONF_BITS_PER_SAMPLE, CONF_ID, CONF_MIC_GAIN, CONF_SAMPLE_RATE
+
+CODEOWNERS = ["@kahrendt"]
+DEPENDENCIES = ["i2c"]
+
+es7210_ns = cg.esphome_ns.namespace("es7210")
+ES7210 = es7210_ns.class_("ES7210", AudioAdc, cg.Component, i2c.I2CDevice)
+
+
+es7210_bits_per_sample = es7210_ns.enum("ES7210BitsPerSample")
+ES7210_BITS_PER_SAMPLE_ENUM = {
+    16: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_16,
+    24: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_24,
+    32: es7210_bits_per_sample.ES7210_BITS_PER_SAMPLE_32,
+}
+
+
+ES7210_MIC_GAINS = [0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 34.5, 36, 37.5]
+
+_validate_bits = cv.float_with_unit("bits", "bit")
+
+CONFIG_SCHEMA = (
+    cv.Schema(
+        {
+            cv.GenerateID(): cv.declare_id(ES7210),
+            cv.Optional(CONF_BITS_PER_SAMPLE, default="16bit"): cv.All(
+                _validate_bits, cv.enum(ES7210_BITS_PER_SAMPLE_ENUM)
+            ),
+            cv.Optional(CONF_MIC_GAIN, default="24db"): cv.All(
+                cv.decibel, cv.one_of(*ES7210_MIC_GAINS)
+            ),
+            cv.Optional(CONF_SAMPLE_RATE, default=16000): cv.int_range(min=1),
+        }
+    )
+    .extend(cv.COMPONENT_SCHEMA)
+    .extend(i2c.i2c_device_schema(0x40))
+)
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    await cg.register_component(var, config)
+    await i2c.register_i2c_device(var, config)
+
+    cg.add(var.set_bits_per_sample(config[CONF_BITS_PER_SAMPLE]))
+    cg.add(var.set_mic_gain(config[CONF_MIC_GAIN]))
+    cg.add(var.set_sample_rate(config[CONF_SAMPLE_RATE]))

esphome/components/es7210/es7210.cpp

@@ -25,12 +25,12 @@ static const size_t MCLK_DIV_FRE = 256;
   }
 
 void ES7210::dump_config() {
-  ESP_LOGCONFIG(TAG, "ES7210 ADC:");
+  ESP_LOGCONFIG(TAG, "ES7210 audio ADC:");
   ESP_LOGCONFIG(TAG, "  Bits Per Sample: %" PRIu8, this->bits_per_sample_);
   ESP_LOGCONFIG(TAG, "  Sample Rate: %" PRIu32, this->sample_rate_);
 
   if (this->is_failed()) {
-    ESP_LOGCONFIG(TAG, "  Failed to initialize!");
+    ESP_LOGE(TAG, "  Failed to initialize");
     return;
   }
 }
@@ -84,6 +84,16 @@ void ES7210::setup() {
   // Enable device
   ES7210_ERROR_FAILED(this->write_byte(ES7210_RESET_REG00, 0x71));
   ES7210_ERROR_FAILED(this->write_byte(ES7210_RESET_REG00, 0x41));
+
+  this->setup_complete_ = true;
+}
+
+bool ES7210::set_mic_gain(float mic_gain) {
+  this->mic_gain_ = clamp<float>(mic_gain, ES7210_MIC_GAIN_MIN, ES7210_MIC_GAIN_MAX);
+  if (this->setup_complete_) {
+    return this->configure_mic_gain_();
+  }
+  return true;
 }
 
 bool ES7210::configure_sample_rate_() {
@@ -122,9 +132,11 @@ bool ES7210::configure_sample_rate_() {
 
   return true;
 }
+
 bool ES7210::configure_mic_gain_() {
-  for (int i = 0; i < 4; ++i) {
+  auto regv = this->es7210_gain_reg_value_(this->mic_gain_);
-    this->es7210_update_reg_bit_(ES7210_MIC1_GAIN_REG43 + i, 0x10, 0x00);
+  for (uint8_t i = 0; i < 4; ++i) {
+    ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC1_GAIN_REG43 + i, 0x10, 0x00));
   }
   ES7210_ERROR_CHECK(this->write_byte(ES7210_MIC12_POWER_REG4B, 0xff));
   ES7210_ERROR_CHECK(this->write_byte(ES7210_MIC34_POWER_REG4C, 0xff));
@@ -133,29 +145,44 @@ bool ES7210::configure_mic_gain_() {
   ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_CLOCK_OFF_REG01, 0x0b, 0x00));
   ES7210_ERROR_CHECK(this->write_byte(ES7210_MIC12_POWER_REG4B, 0x00));
   ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC1_GAIN_REG43, 0x10, 0x10));
-  ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC1_GAIN_REG43, 0x0f, this->mic_gain_));
+  ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC1_GAIN_REG43, 0x0f, regv));
 
   // Configure mic 2
   ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_CLOCK_OFF_REG01, 0x0b, 0x00));
   ES7210_ERROR_CHECK(this->write_byte(ES7210_MIC12_POWER_REG4B, 0x00));
   ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC2_GAIN_REG44, 0x10, 0x10));
-  ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC2_GAIN_REG44, 0x0f, this->mic_gain_));
+  ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC2_GAIN_REG44, 0x0f, regv));
 
   // Configure mic 3
   ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_CLOCK_OFF_REG01, 0x0b, 0x00));
   ES7210_ERROR_CHECK(this->write_byte(ES7210_MIC34_POWER_REG4C, 0x00));
   ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC3_GAIN_REG45, 0x10, 0x10));
-  ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC3_GAIN_REG45, 0x0f, this->mic_gain_));
+  ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC3_GAIN_REG45, 0x0f, regv));
 
   // Configure mic 4
   ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_CLOCK_OFF_REG01, 0x0b, 0x00));
   ES7210_ERROR_CHECK(this->write_byte(ES7210_MIC34_POWER_REG4C, 0x00));
   ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC4_GAIN_REG46, 0x10, 0x10));
-  ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC4_GAIN_REG46, 0x0f, this->mic_gain_));
+  ES7210_ERROR_CHECK(this->es7210_update_reg_bit_(ES7210_MIC4_GAIN_REG46, 0x0f, regv));
 
   return true;
 }
 
+uint8_t ES7210::es7210_gain_reg_value_(float mic_gain) {
+  // reg: 12 - 34.5dB, 13 - 36dB, 14 - 37.5dB
+  mic_gain += 0.5;
+  if (mic_gain <= 33.0) {
+    return (uint8_t) mic_gain / 3;
+  }
+  if (mic_gain < 36.0) {
+    return 12;
+  }
+  if (mic_gain < 37.0) {
+    return 13;
+  }
+  return 14;
+}
+
 bool ES7210::configure_i2s_format_() {
   // Configure bits per sample
   uint8_t reg_val = 0;

esphome/components/es7210/es7210.h

@@ -1,8 +1,11 @@
 #pragma once
 
+#include "esphome/components/audio_adc/audio_adc.h"
 #include "esphome/components/i2c/i2c.h"
 #include "esphome/core/component.h"
 
+#include "es7210_const.h"
+
 namespace esphome {
 namespace es7210 {
 
@@ -14,25 +17,7 @@ enum ES7210BitsPerSample : uint8_t {
   ES7210_BITS_PER_SAMPLE_32 = 32,
 };
 
-enum ES7210MicGain : uint8_t {
+class ES7210 : public audio_adc::AudioAdc, public Component, public i2c::I2CDevice {
-  ES7210_MIC_GAIN_0DB = 0,
-  ES7210_MIC_GAIN_3DB,
-  ES7210_MIC_GAIN_6DB,
-  ES7210_MIC_GAIN_9DB,
-  ES7210_MIC_GAIN_12DB,
-  ES7210_MIC_GAIN_15DB,
-  ES7210_MIC_GAIN_18DB,
-  ES7210_MIC_GAIN_21DB,
-  ES7210_MIC_GAIN_24DB,
-  ES7210_MIC_GAIN_27DB,
-  ES7210_MIC_GAIN_30DB,
-  ES7210_MIC_GAIN_33DB,
-  ES7210_MIC_GAIN_34_5DB,
-  ES7210_MIC_GAIN_36DB,
-  ES7210_MIC_GAIN_37_5DB,
-};
-
-class ES7210 : public Component, public i2c::I2CDevice {
   /* Class for configuring an ES7210 ADC for microphone input.
    * Based on code from:
    * - https://github.com/espressif/esp-bsp/ (accessed 20241219)
@@ -44,9 +29,11 @@ class ES7210 : public Component, public i2c::I2CDevice {
   void dump_config() override;
 
   void set_bits_per_sample(ES7210BitsPerSample bits_per_sample) { this->bits_per_sample_ = bits_per_sample; }
-  void set_mic_gain(ES7210MicGain mic_gain) { this->mic_gain_ = mic_gain; }
+  bool set_mic_gain(float mic_gain) override;
   void set_sample_rate(uint32_t sample_rate) { this->sample_rate_ = sample_rate; }
 
+  float mic_gain() override { return this->mic_gain_; };
+
  protected:
   /// @brief Updates an I2C registry address by modifying the current state
   /// @param reg_addr I2C register address
@@ -55,14 +42,20 @@ class ES7210 : public Component, public i2c::I2CDevice {
   /// @return True if successful, false otherwise
   bool es7210_update_reg_bit_(uint8_t reg_addr, uint8_t update_bits, uint8_t data);
 
+  /// @brief Convert floating point mic gain value to register value
+  /// @param mic_gain Gain value to convert
+  /// @return Corresponding register value for specified gain
+  uint8_t es7210_gain_reg_value_(float mic_gain);
+
   bool configure_i2s_format_();
   bool configure_mic_gain_();
   bool configure_sample_rate_();
 
+  bool setup_complete_{false};
   bool enable_tdm_{false};  // TDM is unsupported in ESPHome as of version 2024.12
-  ES7210MicGain mic_gain_;
+  float mic_gain_{0};
-  ES7210BitsPerSample bits_per_sample_;
+  ES7210BitsPerSample bits_per_sample_{ES7210_BITS_PER_SAMPLE_16};
-  uint32_t sample_rate_;
+  uint32_t sample_rate_{0};
 };
 
 }  // namespace es7210

esphome/components/es7210/es7210_const.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "es7210.h"
+#include <cinttypes>
 
 namespace esphome {
 namespace es7210 {
@@ -42,7 +42,7 @@ static const uint8_t ES7210_MIC12_POWER_REG4B = 0x4B; /* MICBias & ADC & PGA Pow
 static const uint8_t ES7210_MIC34_POWER_REG4C = 0x4C;
 
 /*
- * Clock coefficient structer
+ * Clock coefficient structure
  */
 struct ES7210Coefficient {
   uint32_t mclk;  // mclk frequency
@@ -122,5 +122,8 @@ static const ES7210Coefficient ES7210_COEFFICIENTS[] = {
     {19200000, 96000, 0x01, 0x05, 0x00, 0x01, 0x28, 0x00, 0x00, 0xc8},
 };
 
+static const float ES7210_MIC_GAIN_MIN = 0.0;
+static const float ES7210_MIC_GAIN_MAX = 37.5;
+
 }  // namespace es7210
 }  // namespace esphome

esphome/components/es7243e/audio_adc.py

@@ -0,0 +1,34 @@
+import esphome.codegen as cg
+from esphome.components import i2c
+from esphome.components.audio_adc import AudioAdc
+import esphome.config_validation as cv
+from esphome.const import CONF_ID, CONF_MIC_GAIN
+
+CODEOWNERS = ["@kbx81"]
+DEPENDENCIES = ["i2c"]
+
+es7243e_ns = cg.esphome_ns.namespace("es7243e")
+ES7243E = es7243e_ns.class_("ES7243E", AudioAdc, cg.Component, i2c.I2CDevice)
+
+ES7243E_MIC_GAINS = [0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 34.5, 36, 37.5]
+
+CONFIG_SCHEMA = (
+    cv.Schema(
+        {
+            cv.GenerateID(): cv.declare_id(ES7243E),
+            cv.Optional(CONF_MIC_GAIN, default="24db"): cv.All(
+                cv.decibel, cv.one_of(*ES7243E_MIC_GAINS)
+            ),
+        }
+    )
+    .extend(cv.COMPONENT_SCHEMA)
+    .extend(i2c.i2c_device_schema(0x10))
+)
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    await cg.register_component(var, config)
+    await i2c.register_i2c_device(var, config)
+
+    cg.add(var.set_mic_gain(config[CONF_MIC_GAIN]))

esphome/components/es7243e/es7243e.cpp

@@ -0,0 +1,125 @@
+#include "es7243e.h"
+#include "es7243e_const.h"
+
+#include "esphome/core/hal.h"
+#include "esphome/core/log.h"
+
+#include <cinttypes>
+
+namespace esphome {
+namespace es7243e {
+
+static const char *const TAG = "es7243e";
+
+// Mark the component as failed; use only in setup
+#define ES7243E_ERROR_FAILED(func) \
+  if (!(func)) { \
+    this->mark_failed(); \
+    return; \
+  }
+
+// Return false; use outside of setup
+#define ES7243E_ERROR_CHECK(func) \
+  if (!(func)) { \
+    return false; \
+  }
+
+void ES7243E::dump_config() {
+  ESP_LOGCONFIG(TAG, "ES7243E audio ADC:");
+
+  if (this->is_failed()) {
+    ESP_LOGE(TAG, "  Failed to initialize");
+    return;
+  }
+}
+
+void ES7243E::setup() {
+  ESP_LOGCONFIG(TAG, "Setting up ES7243E...");
+
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG01, 0x3A));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_RESET_REG00, 0x80));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_TEST_MODE_REGF9, 0x00));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG04, 0x02));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG04, 0x01));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_TEST_MODE_REGF9, 0x01));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_RESET_REG00, 0x1E));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG01, 0x00));
+
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG02, 0x00));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG03, 0x20));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG04, 0x01));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ADC_CTRL_REG0D, 0x00));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG05, 0x00));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG06, 0x03));  // SCLK=MCLK/4
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG07, 0x00));  // LRCK=MCLK/256
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG08, 0xFF));  // LRCK=MCLK/256
+
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG09, 0xCA));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_SDP_REG0A, 0x85));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_SDP_REG0B, 0x00));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ADC_CTRL_REG0E, 0xBF));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ADC_CTRL_REG0F, 0x80));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ADC_CTRL_REG14, 0x0C));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ADC_CTRL_REG15, 0x0C));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG17, 0x02));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG18, 0x26));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG19, 0x77));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG1A, 0xF4));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG1B, 0x66));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG1C, 0x44));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG1E, 0x00));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG1F, 0x0C));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG20, 0x1A));  // PGA gain +30dB
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG21, 0x1A));
+
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_RESET_REG00, 0x80));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG01, 0x3A));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG16, 0x3F));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG16, 0x00));
+
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_TEST_MODE_REGF9, 0x00));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG04, 0x01));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG17, 0x01));
+  ES7243E_ERROR_FAILED(this->configure_mic_gain_());
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_RESET_REG00, 0x80));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_CLOCK_MGR_REG01, 0x3A));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG16, 0x3F));
+  ES7243E_ERROR_FAILED(this->write_byte(ES7243E_ANALOG_REG16, 0x00));
+
+  this->setup_complete_ = true;
+}
+
+bool ES7243E::set_mic_gain(float mic_gain) {
+  this->mic_gain_ = clamp<float>(mic_gain, 0, 37.5);
+  if (this->setup_complete_) {
+    return this->configure_mic_gain_();
+  }
+  return true;
+}
+
+bool ES7243E::configure_mic_gain_() {
+  auto regv = this->es7243e_gain_reg_value_(this->mic_gain_);
+
+  ES7243E_ERROR_CHECK(this->write_byte(ES7243E_ANALOG_REG20, 0x10 | regv));
+  ES7243E_ERROR_CHECK(this->write_byte(ES7243E_ANALOG_REG21, 0x10 | regv));
+
+  return true;
+}
+
+uint8_t ES7243E::es7243e_gain_reg_value_(float mic_gain) {
+  // reg: 12 - 34.5dB, 13 - 36dB, 14 - 37.5dB
+  mic_gain += 0.5;
+  if (mic_gain <= 33.0) {
+    return (uint8_t) mic_gain / 3;
+  }
+  if (mic_gain < 36.0) {
+    return 12;
+  }
+  if (mic_gain < 37.0) {
+    return 13;
+  }
+  return 14;
+}
+
+}  // namespace es7243e
+}  // namespace esphome

esphome/components/es7243e/es7243e.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include "esphome/components/audio_adc/audio_adc.h"
+#include "esphome/components/i2c/i2c.h"
+#include "esphome/core/component.h"
+
+namespace esphome {
+namespace es7243e {
+
+class ES7243E : public audio_adc::AudioAdc, public Component, public i2c::I2CDevice {
+  /* Class for configuring an ES7243E ADC for microphone input.
+   * Based on code from:
+   * - https://github.com/espressif/esp-adf/ (accessed 20250116)
+   */
+ public:
+  void setup() override;
+  float get_setup_priority() const override { return setup_priority::DATA; }
+  void dump_config() override;
+
+  bool set_mic_gain(float mic_gain) override;
+
+  float mic_gain() override { return this->mic_gain_; };
+
+ protected:
+  /// @brief Convert floating point mic gain value to register value
+  /// @param mic_gain Gain value to convert
+  /// @return Corresponding register value for specified gain
+  uint8_t es7243e_gain_reg_value_(float mic_gain);
+
+  bool configure_mic_gain_();
+
+  bool setup_complete_{false};
+  float mic_gain_{0};
+};
+
+}  // namespace es7243e
+}  // namespace esphome

esphome/components/es7243e/es7243e_const.h

@@ -0,0 +1,54 @@
+#pragma once
+
+#include <cinttypes>
+
+namespace esphome {
+namespace es7243e {
+
+// ES7243E register addresses
+static const uint8_t ES7243E_RESET_REG00 = 0x00;      // Reset control
+static const uint8_t ES7243E_CLOCK_MGR_REG01 = 0x01;  // MCLK/BCLK/ADCCLK/Analog clocks on/off
+static const uint8_t ES7243E_CLOCK_MGR_REG02 = 0x02;  // MCLK & BCLK configuration, source selection
+
+static const uint8_t ES7243E_CLOCK_MGR_REG03 = 0x03;  // ADC Over-sample rate control
+static const uint8_t ES7243E_CLOCK_MGR_REG04 = 0x04;  // Pre-divide/Pre-multiplication
+static const uint8_t ES7243E_CLOCK_MGR_REG05 = 0x05;  // CF/DSP clock divider
+static const uint8_t ES7243E_CLOCK_MGR_REG06 = 0x06;  // BCLK divider at master mode
+static const uint8_t ES7243E_CLOCK_MGR_REG07 = 0x07;  // BCLK/LRCK/SDOUT tri-state control/LRCK divider bit 11->8
+static const uint8_t ES7243E_CLOCK_MGR_REG08 = 0x08;  // Master LRCK divider bit 7 to bit 0
+static const uint8_t ES7243E_CLOCK_MGR_REG09 = 0x09;  // SEL S1/Timer for S1
+static const uint8_t ES7243E_SDP_REG0A = 0x0A;        // SEL S3/Timer for S3
+static const uint8_t ES7243E_SDP_REG0B = 0x0B;        // SDP out mute control/I2S/left-justify case/word length/format
+static const uint8_t ES7243E_SDP_REG0C = 0x0C;        // NFS flag at slot0/LSB/TDM mode selection
+static const uint8_t ES7243E_ADC_CTRL_REG0D = 0x0D;   // data mux/pol. inv./ram clear on lrck/mclk active/gain scale up
+static const uint8_t ES7243E_ADC_CTRL_REG0E = 0x0E;   // volume control
+static const uint8_t ES7243E_ADC_CTRL_REG0F = 0x0F;   // offset freeze/auto level control/automute control/VC ramp rate
+static const uint8_t ES7243E_ADC_CTRL_REG10 = 0x10;   // automute noise gate/detection
+static const uint8_t ES7243E_ADC_CTRL_REG11 = 0x11;   // automute SDP control/out gain select
+static const uint8_t ES7243E_ADC_CTRL_REG12 = 0x12;   // controls for automute PDN_PGA/MOD/reset/digital circuit
+static const uint8_t ES7243E_ADC_CTRL_REG13 = 0x13;   // ALC rate selection/ALC target level
+static const uint8_t ES7243E_ADC_CTRL_REG14 = 0x14;   // ADCHPF stage1 coeff
+static const uint8_t ES7243E_ADC_CTRL_REG15 = 0x15;   // ADCHPF stage2 coeff
+static const uint8_t ES7243E_ANALOG_REG16 = 0x16;     // power-down/reset
+static const uint8_t ES7243E_ANALOG_REG17 = 0x17;     // VMIDSEL
+static const uint8_t ES7243E_ANALOG_REG18 = 0x18;     // ADC/ADCFL bias
+static const uint8_t ES7243E_ANALOG_REG19 = 0x19;     // PGA1/PGA2 bias
+static const uint8_t ES7243E_ANALOG_REG1A = 0x1A;     // ADCI1/ADCI23 bias
+static const uint8_t ES7243E_ANALOG_REG1B = 0x1B;     // ADCSM/ADCCM bias
+static const uint8_t ES7243E_ANALOG_REG1C = 0x1C;     // ADCVRP/ADCCPP bias
+static const uint8_t ES7243E_ANALOG_REG1D = 0x1D;     // low power bits
+static const uint8_t ES7243E_ANALOG_REG1E = 0x1E;     // low power bits
+static const uint8_t ES7243E_ANALOG_REG1F = 0x1F;     // ADC_DMIC_ON/REFSEL/VX2OFF/VX1SEL/VMIDLVL
+static const uint8_t ES7243E_ANALOG_REG20 = 0x20;     // select MIC1 as PGA1 input/PGA1 gain
+static const uint8_t ES7243E_ANALOG_REG21 = 0x21;     // select MIC2 as PGA1 input/PGA2 gain
+static const uint8_t ES7243E_TEST_MODE_REGF7 = 0xF7;
+static const uint8_t ES7243E_TEST_MODE_REGF8 = 0xF8;
+static const uint8_t ES7243E_TEST_MODE_REGF9 = 0xF9;
+static const uint8_t ES7243E_I2C_CONF_REGFA = 0xFA;      // I2C signals retime/reset registers to default
+static const uint8_t ES7243E_FLAG_REGFC = 0xFC;          // CSM flag/ADC automute flag (RO)
+static const uint8_t ES7243E_CHIP_ID1_REGFD = 0xFD;      // chip ID 1, reads 0x7A (RO)
+static const uint8_t ES7243E_CHIP_ID2_REGFE = 0xFE;      // chip ID 2, reads 0x43 (RO)
+static const uint8_t ES7243E_CHIP_VERSION_REGFF = 0xFF;  // chip version, reads 0x00 (RO)
+
+}  // namespace es7243e
+}  // namespace esphome

esphome/components/es8156/audio_dac.py

@@ -0,0 +1,27 @@
+import esphome.codegen as cg
+from esphome.components import i2c
+from esphome.components.audio_dac import AudioDac
+import esphome.config_validation as cv
+from esphome.const import CONF_ID
+
+CODEOWNERS = ["@kbx81"]
+DEPENDENCIES = ["i2c"]
+
+es8156_ns = cg.esphome_ns.namespace("es8156")
+ES8156 = es8156_ns.class_("ES8156", AudioDac, cg.Component, i2c.I2CDevice)
+
+CONFIG_SCHEMA = (
+    cv.Schema(
+        {
+            cv.GenerateID(): cv.declare_id(ES8156),
+        }
+    )
+    .extend(cv.COMPONENT_SCHEMA)
+    .extend(i2c.i2c_device_schema(0x08))
+)
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    await cg.register_component(var, config)
+    await i2c.register_i2c_device(var, config)

esphome/components/es8156/es8156.cpp

@@ -0,0 +1,87 @@
+#include "es8156.h"
+#include "es8156_const.h"
+#include "esphome/core/hal.h"
+#include "esphome/core/log.h"
+#include <cinttypes>
+
+namespace esphome {
+namespace es8156 {
+
+static const char *const TAG = "es8156";
+
+// Mark the component as failed; use only in setup
+#define ES8156_ERROR_FAILED(func) \
+  if (!(func)) { \
+    this->mark_failed(); \
+    return; \
+  }
+
+void ES8156::setup() {
+  ESP_LOGCONFIG(TAG, "Setting up ES8156...");
+
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG02_SCLK_MODE, 0x04));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG20_ANALOG_SYS1, 0x2A));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG21_ANALOG_SYS2, 0x3C));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG22_ANALOG_SYS3, 0x00));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG24_ANALOG_LP, 0x07));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG23_ANALOG_SYS4, 0x00));
+
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG0A_TIME_CONTROL1, 0x01));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG0B_TIME_CONTROL2, 0x01));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG11_DAC_SDP, 0x00));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG19_EQ_CONTROL1, 0x20));
+
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG0D_P2S_CONTROL, 0x14));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG09_MISC_CONTROL2, 0x00));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG18_MISC_CONTROL3, 0x00));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG08_CLOCK_ON_OFF, 0x3F));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG00_RESET, 0x02));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG00_RESET, 0x03));
+  ES8156_ERROR_FAILED(this->write_byte(ES8156_REG25_ANALOG_SYS5, 0x20));
+}
+
+void ES8156::dump_config() {
+  ESP_LOGCONFIG(TAG, "ES8156 Audio Codec:");
+
+  if (this->is_failed()) {
+    ESP_LOGCONFIG(TAG, "  Failed to initialize");
+    return;
+  }
+}
+
+bool ES8156::set_volume(float volume) {
+  volume = clamp(volume, 0.0f, 1.0f);
+  uint8_t reg = remap<uint8_t, float>(volume, 0.0f, 1.0f, 0, 255);
+  ESP_LOGV(TAG, "Setting ES8156_REG14_VOLUME_CONTROL to %u (volume: %f)", reg, volume);
+  return this->write_byte(ES8156_REG14_VOLUME_CONTROL, reg);
+}
+
+float ES8156::volume() {
+  uint8_t reg;
+  this->read_byte(ES8156_REG14_VOLUME_CONTROL, &reg);
+  return remap<float, uint8_t>(reg, 0, 255, 0.0f, 1.0f);
+}
+
+bool ES8156::set_mute_state_(bool mute_state) {
+  uint8_t reg13;
+
+  this->is_muted_ = mute_state;
+
+  if (!this->read_byte(ES8156_REG13_DAC_MUTE, &reg13)) {
+    return false;
+  }
+
+  ESP_LOGV(TAG, "Read ES8156_REG13_DAC_MUTE: %u", reg13);
+
+  if (mute_state) {
+    reg13 |= BIT(1) | BIT(2);
+  } else {
+    reg13 &= ~(BIT(1) | BIT(2));
+  }
+
+  ESP_LOGV(TAG, "Setting ES8156_REG13_DAC_MUTE to %u (muted: %s)", reg13, YESNO(mute_state));
+  return this->write_byte(ES8156_REG13_DAC_MUTE, reg13);
+}
+
+}  // namespace es8156
+}  // namespace esphome

esphome/components/es8156/es8156.h

@@ -0,0 +1,51 @@
+#pragma once
+
+#include "esphome/components/audio_dac/audio_dac.h"
+#include "esphome/components/i2c/i2c.h"
+#include "esphome/core/component.h"
+
+namespace esphome {
+namespace es8156 {
+
+class ES8156 : public audio_dac::AudioDac, public Component, public i2c::I2CDevice {
+ public:
+  /////////////////////////
+  // Component overrides //
+  /////////////////////////
+
+  void setup() override;
+  float get_setup_priority() const override { return setup_priority::DATA; }
+  void dump_config() override;
+
+  ////////////////////////
+  // AudioDac overrides //
+  ////////////////////////
+
+  /// @brief Writes the volume out to the DAC
+  /// @param volume floating point between 0.0 and 1.0
+  /// @return True if successful and false otherwise
+  bool set_volume(float volume) override;
+
+  /// @brief Gets the current volume out from the DAC
+  /// @return floating point between 0.0 and 1.0
+  float volume() override;
+
+  /// @brief Disables mute for audio out
+  /// @return True if successful and false otherwise
+  bool set_mute_off() override { return this->set_mute_state_(false); }
+
+  /// @brief Enables mute for audio out
+  /// @return True if successful and false otherwise
+  bool set_mute_on() override { return this->set_mute_state_(true); }
+
+  bool is_muted() override { return this->is_muted_; }
+
+ protected:
+  /// @brief Mutes or unmutes the DAC audio out
+  /// @param mute_state True to mute, false to unmute
+  /// @return True if successful and false otherwise
+  bool set_mute_state_(bool mute_state);
+};
+
+}  // namespace es8156
+}  // namespace esphome

esphome/components/es8156/es8156_const.h

@@ -0,0 +1,68 @@
+#pragma once
+
+#include "es8156.h"
+
+namespace esphome {
+namespace es8156 {
+
+/* ES8156 register addresses */
+/*
+ * RESET Control
+ */
+static const uint8_t ES8156_REG00_RESET = 0x00;
+/*
+ * Clock Managerment
+ */
+static const uint8_t ES8156_REG01_MAINCLOCK_CTL = 0x01;
+static const uint8_t ES8156_REG02_SCLK_MODE = 0x02;
+static const uint8_t ES8156_REG03_LRCLK_DIV_H = 0x03;
+static const uint8_t ES8156_REG04_LRCLK_DIV_L = 0x04;
+static const uint8_t ES8156_REG05_SCLK_DIV = 0x05;
+static const uint8_t ES8156_REG06_NFS_CONFIG = 0x06;
+static const uint8_t ES8156_REG07_MISC_CONTROL1 = 0x07;
+static const uint8_t ES8156_REG08_CLOCK_ON_OFF = 0x08;
+static const uint8_t ES8156_REG09_MISC_CONTROL2 = 0x09;
+static const uint8_t ES8156_REG0A_TIME_CONTROL1 = 0x0a;
+static const uint8_t ES8156_REG0B_TIME_CONTROL2 = 0x0b;
+/*
+ * System Control
+ */
+static const uint8_t ES8156_REG0C_CHIP_STATUS = 0x0c;
+static const uint8_t ES8156_REG0D_P2S_CONTROL = 0x0d;
+static const uint8_t ES8156_REG10_DAC_OSR_COUNTER = 0x10;
+/*
+ * SDP Control
+ */
+static const uint8_t ES8156_REG11_DAC_SDP = 0x11;
+static const uint8_t ES8156_REG12_AUTOMUTE_SET = 0x12;
+static const uint8_t ES8156_REG13_DAC_MUTE = 0x13;
+static const uint8_t ES8156_REG14_VOLUME_CONTROL = 0x14;
+
+/*
+ * ALC Control
+ */
+static const uint8_t ES8156_REG15_ALC_CONFIG1 = 0x15;
+static const uint8_t ES8156_REG16_ALC_CONFIG2 = 0x16;
+static const uint8_t ES8156_REG17_ALC_CONFIG3 = 0x17;
+static const uint8_t ES8156_REG18_MISC_CONTROL3 = 0x18;
+static const uint8_t ES8156_REG19_EQ_CONTROL1 = 0x19;
+static const uint8_t ES8156_REG1A_EQ_CONTROL2 = 0x1a;
+/*
+ * Analog System Control
+ */
+static const uint8_t ES8156_REG20_ANALOG_SYS1 = 0x20;
+static const uint8_t ES8156_REG21_ANALOG_SYS2 = 0x21;
+static const uint8_t ES8156_REG22_ANALOG_SYS3 = 0x22;
+static const uint8_t ES8156_REG23_ANALOG_SYS4 = 0x23;
+static const uint8_t ES8156_REG24_ANALOG_LP = 0x24;
+static const uint8_t ES8156_REG25_ANALOG_SYS5 = 0x25;
+/*
+ * Chip Information
+ */
+static const uint8_t ES8156_REGFC_I2C_PAGESEL = 0xFC;
+static const uint8_t ES8156_REGFD_CHIPID1 = 0xFD;
+static const uint8_t ES8156_REGFE_CHIPID0 = 0xFE;
+static const uint8_t ES8156_REGFF_CHIP_VERSION = 0xFF;
+
+}  // namespace es8156
+}  // namespace esphome

esphome/components/esp32/__init__.py

@@ -64,6 +64,7 @@ from .gpio import esp32_pin_to_code  # noqa
 _LOGGER = logging.getLogger(__name__)
 CODEOWNERS = ["@esphome/core"]
 AUTO_LOAD = ["preferences"]
+IS_TARGET_PLATFORM = True
 
 CONF_RELEASE = "release"