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Code Issues Releases Wiki Activity

[i2s_audio] Add more options to speakers and microphones (#7306)

Browse Source 
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
This commit is contained in:
[pʲɵs]
2024-09-11 07:12:20 +02:00
committed by GitHub
parent dbecade122
commit 04248b6840
18 changed files with 136 additions and 81 deletions
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32
esphome/components/i2s_audio/speaker/__init__.py
View File

@@ -2,11 +2,12 @@ from esphome import pins
import esphome.codegen as cg
from esphome.components import esp32, speaker
import esphome.config_validation as cv
from esphome.const import CONF_CHANNEL, CONF_ID
from esphome.const import CONF_CHANNEL, CONF_ID, CONF_MODE, CONF_TIMEOUT
from .. import (
CONF_I2S_DOUT_PIN,
CONF_LEFT,
CONF_MONO,
CONF_RIGHT,
CONF_STEREO,
I2SAudioOut,
@@ -32,7 +33,6 @@ INTERNAL_DAC_OPTIONS = {
CONF_STEREO: i2s_dac_mode_t.I2S_DAC_CHANNEL_BOTH_EN,
}
NO_INTERNAL_DAC_VARIANTS = [esp32.const.VARIANT_ESP32S2]
@@ -45,14 +45,33 @@ def validate_esp32_variant(config):
return config
BASE_SCHEMA = speaker.SPEAKER_SCHEMA.extend(
i2s_audio_component_schema(I2SAudioSpeaker, 16000, "stereo", "16bit")
).extend(cv.COMPONENT_SCHEMA)
BASE_SCHEMA = (
speaker.SPEAKER_SCHEMA.extend(
i2s_audio_component_schema(
I2SAudioSpeaker,
default_sample_rate=16000,
default_channel=CONF_MONO,
default_bits_per_sample="16bit",
)
)
.extend(
{
cv.Optional(
CONF_TIMEOUT, default="100ms"
): cv.positive_time_period_milliseconds,
}
)
.extend(cv.COMPONENT_SCHEMA)
)
CONFIG_SCHEMA = cv.All(
cv.typed_schema(
{
"internal": BASE_SCHEMA,
"internal": BASE_SCHEMA.extend(
{
cv.Required(CONF_MODE): cv.enum(INTERNAL_DAC_OPTIONS, lower=True),
}
),
"external": BASE_SCHEMA.extend(
{
cv.Required(
@@ -77,3 +96,4 @@ async def to_code(config):
cg.add(var.set_internal_dac_mode(config[CONF_CHANNEL]))
else:
cg.add(var.set_dout_pin(config[CONF_I2S_DOUT_PIN]))
cg.add(var.set_timeout(config[CONF_TIMEOUT]))

76
esphome/components/i2s_audio/speaker/i2s_audio_speaker.cpp
View File

@@ -56,6 +56,21 @@ void I2SAudioSpeaker::start_() {
this->task_created_ = true;
}
template<typename a, typename b> const uint8_t *convert_data_format(const a *from, b *to, size_t &bytes, bool repeat) {
if (sizeof(a) == sizeof(b) && !repeat) {
return reinterpret_cast<const uint8_t *>(from);
}
const b *result = to;
for (size_t i = 0; i < bytes; i += sizeof(a)) {
b value = static_cast<b>(*from++) << (sizeof(b) - sizeof(a)) * 8;
*to++ = value;
if (repeat)
*to++ = value;
}
bytes *= (sizeof(b) / sizeof(a)) * (repeat ? 2 : 1); // NOLINT
return reinterpret_cast<const uint8_t *>(result);
}
void I2SAudioSpeaker::player_task(void *params) {
I2SAudioSpeaker *this_speaker = (I2SAudioSpeaker *) params;
@@ -71,12 +86,12 @@ void I2SAudioSpeaker::player_task(void *params) {
.communication_format = I2S_COMM_FORMAT_STAND_I2S,
.intr_alloc_flags = ESP_INTR_FLAG_LEVEL1,
.dma_buf_count = 8,
.dma_buf_len = 128,
.use_apll = false,
.dma_buf_len = 256,
.use_apll = this_speaker->use_apll_,
.tx_desc_auto_clear = true,
.fixed_mclk = 0,
.mclk_multiple = I2S_MCLK_MULTIPLE_256,
.bits_per_chan = I2S_BITS_PER_CHAN_DEFAULT,
.bits_per_chan = this_speaker->bits_per_channel_,
};
#if SOC_I2S_SUPPORTS_DAC
if (this_speaker->internal_dac_mode_ != I2S_DAC_CHANNEL_DISABLE) {
@@ -114,10 +129,11 @@ void I2SAudioSpeaker::player_task(void *params) {
event.type = TaskEventType::STARTED;
xQueueSend(this_speaker->event_queue_, &event, portMAX_DELAY);
int16_t buffer[BUFFER_SIZE / 2];
int32_t buffer[BUFFER_SIZE];
while (true) {
if (xQueueReceive(this_speaker->buffer_queue_, &data_event, 100 / portTICK_PERIOD_MS) != pdTRUE) {
if (xQueueReceive(this_speaker->buffer_queue_, &data_event, this_speaker->timeout_ / portTICK_PERIOD_MS) !=
pdTRUE) {
break; // End of audio from main thread
}
if (data_event.stop) {
@@ -125,17 +141,28 @@ void I2SAudioSpeaker::player_task(void *params) {
xQueueReset(this_speaker->buffer_queue_); // Flush queue
break;
}
size_t bytes_written;
memmove(buffer, data_event.data, data_event.len);
size_t remaining = data_event.len / 2;
size_t current = 0;
const uint8_t *data = data_event.data;
size_t remaining = data_event.len;
switch (this_speaker->bits_per_sample_) {
case I2S_BITS_PER_SAMPLE_8BIT:
case I2S_BITS_PER_SAMPLE_16BIT: {
data = convert_data_format(reinterpret_cast<const int16_t *>(data), reinterpret_cast<int16_t *>(buffer),
remaining, this_speaker->channel_ == I2S_CHANNEL_FMT_ALL_LEFT);
break;
}
case I2S_BITS_PER_SAMPLE_24BIT:
case I2S_BITS_PER_SAMPLE_32BIT: {
data = convert_data_format(reinterpret_cast<const int16_t *>(data), reinterpret_cast<int32_t *>(buffer),
remaining, this_speaker->channel_ == I2S_CHANNEL_FMT_ALL_LEFT);
break;
}
}
while (remaining > 0) {
uint32_t sample = (buffer[current] << 16) | (buffer[current] & 0xFFFF);
esp_err_t err = i2s_write(this_speaker->parent_->get_port(), &sample, sizeof(sample), &bytes_written,
(10 / portTICK_PERIOD_MS));
while (remaining != 0) {
size_t bytes_written;
esp_err_t err =
i2s_write(this_speaker->parent_->get_port(), data, remaining, &bytes_written, (32 / portTICK_PERIOD_MS));
if (err != ESP_OK) {
event = {.type = TaskEventType::WARNING, .err = err};
if (xQueueSend(this_speaker->event_queue_, &event, 10 / portTICK_PERIOD_MS) != pdTRUE) {
@@ -143,21 +170,8 @@ void I2SAudioSpeaker::player_task(void *params) {
}
continue;
}
if (bytes_written != sizeof(sample)) {
event = {.type = TaskEventType::WARNING, .err = ESP_FAIL};
if (xQueueSend(this_speaker->event_queue_, &event, 10 / portTICK_PERIOD_MS) != pdTRUE) {
ESP_LOGW(TAG, "Failed to send WARNING event");
}
continue;
}
remaining--;
current++;
}
event.type = TaskEventType::PLAYING;
event.err = current;
if (xQueueSend(this_speaker->event_queue_, &event, 10 / portTICK_PERIOD_MS) != pdTRUE) {
ESP_LOGW(TAG, "Failed to send PLAYING event");
data += bytes_written;
remaining -= bytes_written;
}
}
@@ -213,13 +227,11 @@ void I2SAudioSpeaker::watch_() {
case TaskEventType::STARTED:
ESP_LOGD(TAG, "Started I2S Audio Speaker");
this->state_ = speaker::STATE_RUNNING;
this->status_clear_warning();
break;
case TaskEventType::STOPPING:
ESP_LOGD(TAG, "Stopping I2S Audio Speaker");
break;
case TaskEventType::PLAYING:
this->status_clear_warning();
break;
case TaskEventType::STOPPED:
this->state_ = speaker::STATE_STOPPED;
vTaskDelete(this->player_task_handle_);

3
esphome/components/i2s_audio/speaker/i2s_audio_speaker.h
View File

@@ -21,7 +21,6 @@ static const size_t BUFFER_SIZE = 1024;
enum class TaskEventType : uint8_t {
STARTING = 0,
STARTED,
PLAYING,
STOPPING,
STOPPED,
WARNING = 255,
@@ -45,6 +44,7 @@ class I2SAudioSpeaker : public I2SAudioOut, public speaker::Speaker, public Comp
void setup() override;
void loop() override;
void set_timeout(uint32_t ms) { this->timeout_ = ms; }
void set_dout_pin(uint8_t pin) { this->dout_pin_ = pin; }
#if SOC_I2S_SUPPORTS_DAC
void set_internal_dac_mode(i2s_dac_mode_t mode) { this->internal_dac_mode_ = mode; }
@@ -69,6 +69,7 @@ class I2SAudioSpeaker : public I2SAudioOut, public speaker::Speaker, public Comp
QueueHandle_t buffer_queue_;
QueueHandle_t event_queue_;
uint32_t timeout_{0};
uint8_t dout_pin_{0};
bool task_created_{false};