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esphome/esphome/components/i2s_audio/__init__.py

254 lines
8.3 KiB
Python

from esphome import pins
import esphome.codegen as cg
from esphome.components.esp32 import get_esp32_variant
from esphome.components.esp32.const import (
VARIANT_ESP32,
VARIANT_ESP32C3,
VARIANT_ESP32S2,
VARIANT_ESP32S3,
)
import esphome.config_validation as cv
from esphome.const import (
CONF_BITS_PER_SAMPLE,
CONF_CHANNEL,
CONF_ID,
CONF_SAMPLE_RATE,
KEY_CORE,
KEY_FRAMEWORK_VERSION,
)
from esphome.core import CORE
from esphome.cpp_generator import MockObjClass
import esphome.final_validate as fv
CODEOWNERS = ["@jesserockz"]
DEPENDENCIES = ["esp32"]
MULTI_CONF = True
CONF_I2S_DOUT_PIN = "i2s_dout_pin"
CONF_I2S_DIN_PIN = "i2s_din_pin"
CONF_I2S_MCLK_PIN = "i2s_mclk_pin"
CONF_I2S_BCLK_PIN = "i2s_bclk_pin"
CONF_I2S_LRCLK_PIN = "i2s_lrclk_pin"
CONF_I2S_AUDIO = "i2s_audio"
CONF_I2S_AUDIO_ID = "i2s_audio_id"
CONF_I2S_MODE = "i2s_mode"
CONF_PRIMARY = "primary"
CONF_SECONDARY = "secondary"
CONF_USE_APLL = "use_apll"
CONF_BITS_PER_CHANNEL = "bits_per_channel"
CONF_MONO = "mono"
CONF_LEFT = "left"
CONF_RIGHT = "right"
CONF_STEREO = "stereo"
CONF_BOTH = "both"
CONF_USE_LEGACY = "use_legacy"
i2s_audio_ns = cg.esphome_ns.namespace("i2s_audio")
I2SAudioComponent = i2s_audio_ns.class_("I2SAudioComponent", cg.Component)
I2SAudioBase = i2s_audio_ns.class_(
"I2SAudioBase", cg.Parented.template(I2SAudioComponent)
)
I2SAudioIn = i2s_audio_ns.class_("I2SAudioIn", I2SAudioBase)
I2SAudioOut = i2s_audio_ns.class_("I2SAudioOut", I2SAudioBase)
i2s_mode_t = cg.global_ns.enum("i2s_mode_t")
I2S_MODE_OPTIONS = {
CONF_PRIMARY: i2s_mode_t.I2S_MODE_MASTER, # NOLINT
CONF_SECONDARY: i2s_mode_t.I2S_MODE_SLAVE, # NOLINT
}
i2s_role_t = cg.global_ns.enum("i2s_role_t")
I2S_ROLE_OPTIONS = {
CONF_PRIMARY: i2s_role_t.I2S_ROLE_MASTER, # NOLINT
CONF_SECONDARY: i2s_role_t.I2S_ROLE_SLAVE, # NOLINT
}
# https://github.com/espressif/esp-idf/blob/master/components/soc/{variant}/include/soc/soc_caps.h
I2S_PORTS = {
VARIANT_ESP32: 2,
VARIANT_ESP32S2: 1,
VARIANT_ESP32S3: 2,
VARIANT_ESP32C3: 1,
}
i2s_channel_fmt_t = cg.global_ns.enum("i2s_channel_fmt_t")
I2S_CHANNELS = {
CONF_MONO: i2s_channel_fmt_t.I2S_CHANNEL_FMT_ALL_LEFT, # left data to both channels
CONF_LEFT: i2s_channel_fmt_t.I2S_CHANNEL_FMT_ONLY_LEFT, # mono data
CONF_RIGHT: i2s_channel_fmt_t.I2S_CHANNEL_FMT_ONLY_RIGHT, # mono data
CONF_STEREO: i2s_channel_fmt_t.I2S_CHANNEL_FMT_RIGHT_LEFT, # stereo data to both channels
}
i2s_slot_mode_t = cg.global_ns.enum("i2s_slot_mode_t")
I2S_SLOT_MODE = {
CONF_MONO: i2s_slot_mode_t.I2S_SLOT_MODE_MONO,
CONF_STEREO: i2s_slot_mode_t.I2S_SLOT_MODE_STEREO,
}
i2s_std_slot_mask_t = cg.global_ns.enum("i2s_std_slot_mask_t")
I2S_STD_SLOT_MASK = {
CONF_LEFT: i2s_std_slot_mask_t.I2S_STD_SLOT_LEFT,
CONF_RIGHT: i2s_std_slot_mask_t.I2S_STD_SLOT_RIGHT,
CONF_BOTH: i2s_std_slot_mask_t.I2S_STD_SLOT_BOTH,
}
i2s_bits_per_sample_t = cg.global_ns.enum("i2s_bits_per_sample_t")
I2S_BITS_PER_SAMPLE = {
8: i2s_bits_per_sample_t.I2S_BITS_PER_SAMPLE_8BIT,
16: i2s_bits_per_sample_t.I2S_BITS_PER_SAMPLE_16BIT,
24: i2s_bits_per_sample_t.I2S_BITS_PER_SAMPLE_24BIT,
32: i2s_bits_per_sample_t.I2S_BITS_PER_SAMPLE_32BIT,
}
i2s_bits_per_chan_t = cg.global_ns.enum("i2s_bits_per_chan_t")
I2S_BITS_PER_CHANNEL = {
"default": i2s_bits_per_chan_t.I2S_BITS_PER_CHAN_DEFAULT,
8: i2s_bits_per_chan_t.I2S_BITS_PER_CHAN_8BIT,
16: i2s_bits_per_chan_t.I2S_BITS_PER_CHAN_16BIT,
24: i2s_bits_per_chan_t.I2S_BITS_PER_CHAN_24BIT,
32: i2s_bits_per_chan_t.I2S_BITS_PER_CHAN_32BIT,
}
i2s_slot_bit_width_t = cg.global_ns.enum("i2s_slot_bit_width_t")
I2S_SLOT_BIT_WIDTH = {
"default": i2s_slot_bit_width_t.I2S_SLOT_BIT_WIDTH_AUTO,
8: i2s_slot_bit_width_t.I2S_SLOT_BIT_WIDTH_8BIT,
16: i2s_slot_bit_width_t.I2S_SLOT_BIT_WIDTH_16BIT,
24: i2s_slot_bit_width_t.I2S_SLOT_BIT_WIDTH_24BIT,
32: i2s_slot_bit_width_t.I2S_SLOT_BIT_WIDTH_32BIT,
}
_validate_bits = cv.float_with_unit("bits", "bit")
_use_legacy_driver = None
def i2s_audio_component_schema(
class_: MockObjClass,
*,
default_sample_rate: int,
default_channel: str,
default_bits_per_sample: str,
):
return cv.Schema(
{
cv.GenerateID(): cv.declare_id(class_),
cv.GenerateID(CONF_I2S_AUDIO_ID): cv.use_id(I2SAudioComponent),
cv.Optional(CONF_CHANNEL, default=default_channel): cv.one_of(
*I2S_CHANNELS
),
cv.Optional(CONF_SAMPLE_RATE, default=default_sample_rate): cv.int_range(
min=1
),
cv.Optional(CONF_BITS_PER_SAMPLE, default=default_bits_per_sample): cv.All(
_validate_bits, cv.one_of(*I2S_BITS_PER_SAMPLE)
),
cv.Optional(CONF_I2S_MODE, default=CONF_PRIMARY): cv.one_of(
*I2S_MODE_OPTIONS, lower=True
),
cv.Optional(CONF_USE_APLL, default=False): cv.boolean,
cv.Optional(CONF_BITS_PER_CHANNEL, default="default"): cv.All(
cv.Any(cv.float_with_unit("bits", "bit"), "default"),
cv.one_of(*I2S_BITS_PER_CHANNEL),
),
}
)
async def register_i2s_audio_component(var, config):
await cg.register_parented(var, config[CONF_I2S_AUDIO_ID])
if use_legacy():
cg.add(var.set_i2s_mode(I2S_MODE_OPTIONS[config[CONF_I2S_MODE]]))
cg.add(var.set_channel(I2S_CHANNELS[config[CONF_CHANNEL]]))
cg.add(
var.set_bits_per_sample(I2S_BITS_PER_SAMPLE[config[CONF_BITS_PER_SAMPLE]])
)
cg.add(
var.set_bits_per_channel(
I2S_BITS_PER_CHANNEL[config[CONF_BITS_PER_CHANNEL]]
)
)
else:
cg.add(var.set_i2s_role(I2S_ROLE_OPTIONS[config[CONF_I2S_MODE]]))
slot_mode = config[CONF_CHANNEL]
if slot_mode != CONF_STEREO:
slot_mode = CONF_MONO
slot_mask = config[CONF_CHANNEL]
if slot_mask not in [CONF_LEFT, CONF_RIGHT]:
slot_mask = CONF_BOTH
cg.add(var.set_slot_mode(I2S_SLOT_MODE[slot_mode]))
cg.add(var.set_std_slot_mask(I2S_STD_SLOT_MASK[slot_mask]))
cg.add(
var.set_slot_bit_width(I2S_SLOT_BIT_WIDTH[config[CONF_BITS_PER_CHANNEL]])
)
cg.add(var.set_sample_rate(config[CONF_SAMPLE_RATE]))
cg.add(var.set_use_apll(config[CONF_USE_APLL]))
def validate_use_legacy(value):
global _use_legacy_driver # noqa: PLW0603
if CONF_USE_LEGACY in value:
if (_use_legacy_driver is not None) and (
_use_legacy_driver != value[CONF_USE_LEGACY]
):
raise cv.Invalid(
f"All i2s_audio components must set {CONF_USE_LEGACY} to the same value."
)
if (not value[CONF_USE_LEGACY]) and (CORE.using_arduino):
raise cv.Invalid("Arduino supports only the legacy i2s driver.")
_use_legacy_driver = value[CONF_USE_LEGACY]
return value
CONFIG_SCHEMA = cv.All(
cv.Schema(
{
cv.GenerateID(): cv.declare_id(I2SAudioComponent),
cv.Required(CONF_I2S_LRCLK_PIN): pins.internal_gpio_output_pin_number,
cv.Optional(CONF_I2S_BCLK_PIN): pins.internal_gpio_output_pin_number,
cv.Optional(CONF_I2S_MCLK_PIN): pins.internal_gpio_output_pin_number,
cv.Optional(CONF_USE_LEGACY): cv.boolean,
},
),
validate_use_legacy,
)
def _final_validate(_):
i2s_audio_configs = fv.full_config.get()[CONF_I2S_AUDIO]
variant = get_esp32_variant()
if variant not in I2S_PORTS:
raise cv.Invalid(f"Unsupported variant {variant}")
if len(i2s_audio_configs) > I2S_PORTS[variant]:
raise cv.Invalid(
f"Only {I2S_PORTS[variant]} I2S audio ports are supported on {variant}"
)
def use_legacy():
framework_version = CORE.data[KEY_CORE][KEY_FRAMEWORK_VERSION]
if CORE.using_esp_idf and framework_version >= cv.Version(5, 0, 0):
if not _use_legacy_driver:
return False
return True
FINAL_VALIDATE_SCHEMA = _final_validate
async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await cg.register_component(var, config)
if use_legacy():
cg.add_define("USE_I2S_LEGACY")
cg.add(var.set_lrclk_pin(config[CONF_I2S_LRCLK_PIN]))
if CONF_I2S_BCLK_PIN in config:
cg.add(var.set_bclk_pin(config[CONF_I2S_BCLK_PIN]))
if CONF_I2S_MCLK_PIN in config:
cg.add(var.set_mclk_pin(config[CONF_I2S_MCLK_PIN]))