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ES8311 + ES7210

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This commit is contained in:
Terrence
2024-10-24 09:53:08 +08:00
parent 4c6da771ec
commit a2487f46c8
17 changed files with 3306 additions and 165 deletions
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2
CMakeLists.txt
View File

@@ -4,7 +4,7 @@
# CMakeLists in this exact order for cmake to work correctly
cmake_minimum_required(VERSION 3.16)
set(PROJECT_VER "0.3.3")
set(PROJECT_VER "0.4.0")
include($ENV{IDF_PATH}/tools/cmake/project.cmake)
project(xiaozhi)

116
main/Application.cc
View File

@@ -18,25 +18,28 @@
Application::Application()
: boot_button_((gpio_num_t)CONFIG_BOOT_BUTTON_GPIO),
volume_up_button_((gpio_num_t)CONFIG_VOLUME_UP_BUTTON_GPIO)
#ifdef CONFIG_USE_ML307
, ml307_at_modem_(CONFIG_ML307_TX_PIN, CONFIG_ML307_RX_PIN, 4096),
http_(ml307_at_modem_),
firmware_upgrade_(http_)
#else
, http_(),
firmware_upgrade_(http_)
#endif
volume_up_button_((gpio_num_t)CONFIG_VOLUME_UP_BUTTON_GPIO),
volume_down_button_((gpio_num_t)CONFIG_VOLUME_DOWN_BUTTON_GPIO),
#ifdef CONFIG_USE_DISPLAY
, display_(CONFIG_DISPLAY_SDA_PIN, CONFIG_DISPLAY_SCL_PIN)
display_(CONFIG_DISPLAY_SDA_PIN, CONFIG_DISPLAY_SCL_PIN),
#endif
#ifdef CONFIG_USE_ML307
ml307_at_modem_(CONFIG_ML307_TX_PIN, CONFIG_ML307_RX_PIN, 4096),
http_(ml307_at_modem_),
#else
http_(),
#endif
firmware_upgrade_(http_)
{
event_group_ = xEventGroupCreate();
opus_encoder_.Configure(CONFIG_AUDIO_INPUT_SAMPLE_RATE, 1);
opus_encoder_.Configure(16000, 1);
opus_decoder_ = opus_decoder_create(opus_decode_sample_rate_, 1, NULL);
if (opus_decode_sample_rate_ != CONFIG_AUDIO_OUTPUT_SAMPLE_RATE) {
opus_resampler_.Configure(opus_decode_sample_rate_, CONFIG_AUDIO_OUTPUT_SAMPLE_RATE);
output_resampler_.Configure(CONFIG_AUDIO_OUTPUT_SAMPLE_RATE, opus_decode_sample_rate_);
}
if (16000 != CONFIG_AUDIO_INPUT_SAMPLE_RATE) {
input_resampler_.Configure(CONFIG_AUDIO_INPUT_SAMPLE_RATE, 16000);
}
firmware_upgrade_.SetCheckVersionUrl(CONFIG_OTA_VERSION_URL);
@@ -185,29 +188,49 @@ void Application::Start() {
}
#endif
audio_device_.OnInputData([this](const int16_t* data, int size) {
audio_device_.Initialize();
audio_device_.OnInputData([this](std::vector<int16_t>&& data) {
if (16000 != CONFIG_AUDIO_INPUT_SAMPLE_RATE) {
if (audio_device_.input_channels() == 2) {
auto left_channel = std::vector<int16_t>(data.size() / 2);
auto right_channel = std::vector<int16_t>(data.size() / 2);
for (size_t i = 0, j = 0; i < left_channel.size(); ++i, j += 2) {
left_channel[i] = data[j];
right_channel[i] = data[j + 1];
}
auto resampled_left = std::vector<int16_t>(input_resampler_.GetOutputSamples(left_channel.size()));
auto resampled_right = std::vector<int16_t>(input_resampler_.GetOutputSamples(right_channel.size()));
input_resampler_.Process(left_channel.data(), left_channel.size(), resampled_left.data());
input_resampler_.Process(right_channel.data(), right_channel.size(), resampled_right.data());
data.resize(resampled_left.size() + resampled_right.size());
for (size_t i = 0, j = 0; i < resampled_left.size(); ++i, j += 2) {
data[j] = resampled_left[i];
data[j + 1] = resampled_right[i];
}
} else {
auto resampled = std::vector<int16_t>(input_resampler_.GetOutputSamples(data.size()));
input_resampler_.Process(data.data(), data.size(), resampled.data());
data = std::move(resampled);
}
}
#ifdef CONFIG_USE_AFE_SR
if (audio_processor_.IsRunning()) {
audio_processor_.Input(data, size);
audio_processor_.Input(data);
}
if (wake_word_detect_.IsDetectionRunning()) {
wake_word_detect_.Feed(data, size);
wake_word_detect_.Feed(data);
}
#else
std::vector<int16_t> pcm(data, data + size);
Schedule([this, pcm = std::move(pcm)]() {
Schedule([this, data = std::move(data)]() {
if (chat_state_ == kChatStateListening) {
std::lock_guard<std::mutex> lock(mutex_);
audio_encode_queue_.emplace_back(std::move(pcm));
audio_encode_queue_.emplace_back(std::move(data));
cv_.notify_all();
}
});
#endif
});
// Initialize the audio device
audio_device_.Start(CONFIG_AUDIO_INPUT_SAMPLE_RATE, CONFIG_AUDIO_OUTPUT_SAMPLE_RATE);
// OPUS encoder / decoder use a lot of stack memory
const size_t opus_stack_size = 4096 * 8;
audio_encode_task_stack_ = (StackType_t*)malloc(opus_stack_size);
@@ -221,9 +244,10 @@ void Application::Start() {
Application* app = (Application*)arg;
app->AudioPlayTask();
vTaskDelete(NULL);
}, "play_audio", 4096 * 4, this, 5, NULL);
}, "play_audio", 4096 * 4, this, 4, NULL);
#ifdef CONFIG_USE_AFE_SR
wake_word_detect_.Initialize(audio_device_.input_channels(), audio_device_.input_reference());
wake_word_detect_.OnVadStateChange([this](bool speaking) {
Schedule([this, speaking]() {
auto& builtin_led = BuiltinLed::GetInstance();
@@ -272,6 +296,7 @@ void Application::Start() {
});
wake_word_detect_.StartDetection();
audio_processor_.Initialize(audio_device_.input_channels(), audio_device_.input_reference());
audio_processor_.OnOutput([this](std::vector<int16_t>&& data) {
Schedule([this, data = std::move(data)]() {
if (chat_state_ == kChatStateListening) {
@@ -317,7 +342,7 @@ void Application::Start() {
Schedule([this]() {
auto volume = audio_device_.output_volume() + 10;
if (volume > 100) {
volume = 0;
volume = 100;
}
audio_device_.SetOutputVolume(volume);
#ifdef CONFIG_USE_DISPLAY
@@ -327,6 +352,28 @@ void Application::Start() {
});
volume_up_button_.OnLongPress([this]() {
Schedule([this]() {
audio_device_.SetOutputVolume(100);
#ifdef CONFIG_USE_DISPLAY
display_.ShowNotification("Volume\n100");
#endif
});
});
volume_down_button_.OnClick([this]() {
Schedule([this]() {
auto volume = audio_device_.output_volume() - 10;
if (volume < 0) {
volume = 0;
}
audio_device_.SetOutputVolume(volume);
#ifdef CONFIG_USE_DISPLAY
display_.ShowNotification("Volume\n" + std::to_string(volume));
#endif
});
});
volume_down_button_.OnLongPress([this]() {
Schedule([this]() {
audio_device_.SetOutputVolume(0);
#ifdef CONFIG_USE_DISPLAY
@@ -449,10 +496,12 @@ BinaryProtocol* Application::AllocateBinaryProtocol(const uint8_t* payload, size
void Application::AudioEncodeTask() {
ESP_LOGI(TAG, "Audio encode task started");
const int max_audio_play_queue_size_ = 2;
while (true) {
std::unique_lock<std::mutex> lock(mutex_);
cv_.wait(lock, [this]() {
return !audio_encode_queue_.empty() || !audio_decode_queue_.empty();
return !audio_encode_queue_.empty() || (!audio_decode_queue_.empty() && audio_play_queue_.size() < max_audio_play_queue_size_);
});
if (!audio_encode_queue_.empty()) {
@@ -488,9 +537,9 @@ void Application::AudioEncodeTask() {
}
if (opus_decode_sample_rate_ != CONFIG_AUDIO_OUTPUT_SAMPLE_RATE) {
int target_size = opus_resampler_.GetOutputSamples(frame_size);
int target_size = output_resampler_.GetOutputSamples(frame_size);
std::vector<int16_t> resampled(target_size);
opus_resampler_.Process(packet->pcm.data(), frame_size, resampled.data());
output_resampler_.Process(packet->pcm.data(), frame_size, resampled.data());
packet->pcm = std::move(resampled);
}
@@ -513,7 +562,6 @@ void Application::HandleAudioPacket(AudioPacket* packet) {
audio_device_.OutputData(packet->pcm);
if (break_speaking_) {
break_speaking_ = false;
skip_to_end_ = true;
// Play a silence and skip to the end
@@ -525,12 +573,13 @@ void Application::HandleAudioPacket(AudioPacket* packet) {
break;
}
case kAudioPacketTypeStart:
break_speaking_ = false;
skip_to_end_ = false;
Schedule([this]() {
SetChatState(kChatStateSpeaking);
});
break;
case kAudioPacketTypeStop:
skip_to_end_ = false;
Schedule([this]() {
SetChatState(kChatStateListening);
});
@@ -558,6 +607,7 @@ void Application::AudioPlayTask() {
});
auto packet = std::move(audio_play_queue_.front());
audio_play_queue_.pop_front();
cv_.notify_all();
lock.unlock();
HandleAudioPacket(packet);
@@ -574,7 +624,7 @@ void Application::SetDecodeSampleRate(int sample_rate) {
opus_decoder_ = opus_decoder_create(opus_decode_sample_rate_, 1, NULL);
if (opus_decode_sample_rate_ != CONFIG_AUDIO_OUTPUT_SAMPLE_RATE) {
ESP_LOGI(TAG, "Resampling audio from %d to %d", opus_decode_sample_rate_, CONFIG_AUDIO_OUTPUT_SAMPLE_RATE);
opus_resampler_.Configure(opus_decode_sample_rate_, CONFIG_AUDIO_OUTPUT_SAMPLE_RATE);
output_resampler_.Configure(opus_decode_sample_rate_, CONFIG_AUDIO_OUTPUT_SAMPLE_RATE);
}
}
@@ -607,7 +657,7 @@ void Application::StartWebSocketClient() {
std::string message = "{";
message += "\"type\":\"hello\",";
message += "\"audio_params\":{";
message += "\"format\":\"opus\", \"sample_rate\":" + std::to_string(CONFIG_AUDIO_INPUT_SAMPLE_RATE) + ", \"channels\":1";
message += "\"format\":\"opus\", \"sample_rate\":16000, \"channels\":1";
message += "}}";
ws_client_->Send(message);
});
@@ -640,6 +690,10 @@ void Application::StartWebSocketClient() {
if (sample_rate != NULL) {
SetDecodeSampleRate(sample_rate->valueint);
}
// If the device is speaking, we need to break the speaking
break_speaking_ = true;
skip_to_end_ = true;
} else if (strcmp(state->valuestring, "stop") == 0) {
packet->type = kAudioPacketTypeStop;
} else if (strcmp(state->valuestring, "sentence_end") == 0) {

16
main/Application.h
View File

@@ -1,7 +1,6 @@
#ifndef _APPLICATION_H_
#define _APPLICATION_H_
#include "AudioDevice.h"
#include <OpusEncoder.h>
#include <OpusResampler.h>
#include <WebSocket.h>
@@ -17,6 +16,7 @@
#include <list>
#include <condition_variable>
#include "BoxAudioDevice.h"
#include "Display.h"
#include "FirmwareUpgrade.h"
@@ -86,7 +86,15 @@ private:
Button boot_button_;
Button volume_up_button_;
Button volume_down_button_;
#ifdef CONFIG_AUDIO_CODEC_ES8311_ES7210
BoxAudioDevice audio_device_;
#else
AudioDevice audio_device_;
#endif
#ifdef CONFIG_USE_DISPLAY
Display display_;
#endif
#ifdef CONFIG_USE_AFE_SR
WakeWordDetect wake_word_detect_;
AudioProcessor audio_processor_;
@@ -98,9 +106,6 @@ private:
EspHttp http_;
#endif
FirmwareUpgrade firmware_upgrade_;
#ifdef CONFIG_USE_DISPLAY
Display display_;
#endif
std::mutex mutex_;
std::condition_variable_any cv_;
std::list<std::function<void()>> main_tasks_;
@@ -123,7 +128,8 @@ private:
int opus_duration_ms_ = 60;
int opus_decode_sample_rate_ = CONFIG_AUDIO_OUTPUT_SAMPLE_RATE;
OpusResampler opus_resampler_;
OpusResampler input_resampler_;
OpusResampler output_resampler_;
TaskHandle_t check_new_version_task_ = nullptr;
StaticTask_t check_new_version_task_buffer_;

73
main/AudioDevice.cc
View File

@@ -4,7 +4,9 @@
#include <cmath>
#define TAG "AudioDevice"
AudioDevice::AudioDevice() {
AudioDevice::AudioDevice()
: input_sample_rate_(CONFIG_AUDIO_INPUT_SAMPLE_RATE),
output_sample_rate_(CONFIG_AUDIO_OUTPUT_SAMPLE_RATE) {
}
AudioDevice::~AudioDevice() {
@@ -19,26 +21,16 @@ AudioDevice::~AudioDevice() {
}
}
void AudioDevice::Start(int input_sample_rate, int output_sample_rate) {
input_sample_rate_ = input_sample_rate;
output_sample_rate_ = output_sample_rate;
#ifdef CONFIG_AUDIO_DEVICE_I2S_SIMPLEX
CreateSimplexChannels();
void AudioDevice::Initialize() {
#ifdef CONFIG_AUDIO_I2S_METHOD_SIMPLEX
CreateSimplexChannels();
#else
CreateDuplexChannels();
CreateDuplexChannels();
#endif
ESP_ERROR_CHECK(i2s_channel_enable(tx_handle_));
ESP_ERROR_CHECK(i2s_channel_enable(rx_handle_));
xTaskCreate([](void* arg) {
auto audio_device = (AudioDevice*)arg;
audio_device->InputTask();
}, "audio_input", 4096 * 2, this, 5, &audio_input_task_);
}
void AudioDevice::CreateDuplexChannels() {
#ifdef CONFIG_AUDIO_I2S_METHOD_DUPLEX
duplex_ = true;
i2s_chan_config_t chan_cfg = {
@@ -73,10 +65,10 @@ void AudioDevice::CreateDuplexChannels() {
},
.gpio_cfg = {
.mclk = I2S_GPIO_UNUSED,
.bclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_MIC_GPIO_BCLK,
.ws = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_MIC_GPIO_WS,
.dout = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_SPK_GPIO_DOUT,
.din = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_MIC_GPIO_DIN,
.bclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_BCLK,
.ws = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_LRCK,
.dout = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_DOUT,
.din = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_DIN,
.invert_flags = {
.mclk_inv = false,
.bclk_inv = false,
@@ -86,11 +78,14 @@ void AudioDevice::CreateDuplexChannels() {
};
ESP_ERROR_CHECK(i2s_channel_init_std_mode(tx_handle_, &std_cfg));
ESP_ERROR_CHECK(i2s_channel_init_std_mode(rx_handle_, &std_cfg));
ESP_ERROR_CHECK(i2s_channel_enable(tx_handle_));
ESP_ERROR_CHECK(i2s_channel_enable(rx_handle_));
ESP_LOGI(TAG, "Duplex channels created");
#endif
}
#ifdef CONFIG_AUDIO_DEVICE_I2S_SIMPLEX
void AudioDevice::CreateSimplexChannels() {
#ifdef CONFIG_AUDIO_I2S_METHOD_SIMPLEX
// Create a new channel for speaker
i2s_chan_config_t chan_cfg = {
.id = I2S_NUM_0,
@@ -125,7 +120,7 @@ void AudioDevice::CreateSimplexChannels() {
.gpio_cfg = {
.mclk = I2S_GPIO_UNUSED,
.bclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_SPK_GPIO_BCLK,
.ws = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_SPK_GPIO_WS,
.ws = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_SPK_GPIO_LRCK,
.dout = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_SPK_GPIO_DOUT,
.din = I2S_GPIO_UNUSED,
.invert_flags = {
@@ -141,16 +136,19 @@ void AudioDevice::CreateSimplexChannels() {
chan_cfg.id = I2S_NUM_1;
ESP_ERROR_CHECK(i2s_new_channel(&chan_cfg, nullptr, &rx_handle_));
std_cfg.clk_cfg.sample_rate_hz = (uint32_t)input_sample_rate_;
std_cfg.gpio_cfg.bclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_MIC_GPIO_BCLK;
std_cfg.gpio_cfg.bclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_MIC_GPIO_SCK;
std_cfg.gpio_cfg.ws = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_MIC_GPIO_WS;
std_cfg.gpio_cfg.dout = I2S_GPIO_UNUSED;
std_cfg.gpio_cfg.din = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_MIC_GPIO_DIN;
ESP_ERROR_CHECK(i2s_channel_init_std_mode(rx_handle_, &std_cfg));
ESP_LOGI(TAG, "Simplex channels created");
}
#endif
void AudioDevice::Write(const int16_t* data, int samples) {
ESP_ERROR_CHECK(i2s_channel_enable(tx_handle_));
ESP_ERROR_CHECK(i2s_channel_enable(rx_handle_));
ESP_LOGI(TAG, "Simplex channels created");
#endif
}
int AudioDevice::Write(const int16_t* data, int samples) {
int32_t buffer[samples];
// output_volume_: 0-100
@@ -162,6 +160,7 @@ void AudioDevice::Write(const int16_t* data, int samples) {
size_t bytes_written;
ESP_ERROR_CHECK(i2s_channel_write(tx_handle_, buffer, samples * sizeof(int32_t), &bytes_written, portMAX_DELAY));
return bytes_written / sizeof(int32_t);
}
int AudioDevice::Read(int16_t* dest, int samples) {
@@ -181,8 +180,16 @@ int AudioDevice::Read(int16_t* dest, int samples) {
return samples;
}
void AudioDevice::OnInputData(std::function<void(const int16_t*, int)> callback) {
void AudioDevice::OnInputData(std::function<void(std::vector<int16_t>&& data)> callback) {
on_input_data_ = callback;
// 创建音频输入任务
if (audio_input_task_ == nullptr) {
xTaskCreate([](void* arg) {
auto audio_device = (AudioDevice*)arg;
audio_device->InputTask();
}, "audio_input", 4096 * 2, this, 3, &audio_input_task_);
}
}
void AudioDevice::OutputData(std::vector<int16_t>& data) {
@@ -191,12 +198,14 @@ void AudioDevice::OutputData(std::vector<int16_t>& data) {
void AudioDevice::InputTask() {
int duration = 30;
int input_frame_size = input_sample_rate_ / 1000 * duration;
int16_t input_buffer[input_frame_size];
int input_frame_size = input_sample_rate_ / 1000 * duration * input_channels_;
while (true) {
int samples = Read(input_buffer, input_frame_size);
std::vector<int16_t> input_data(input_frame_size);
int samples = Read(input_data.data(), input_data.size());
if (samples > 0) {
on_input_data_(input_buffer, samples);
if (on_input_data_) {
on_input_data_(std::move(input_data));
}
}
}
}

46
main/AudioDevice.h
View File

@@ -2,7 +2,6 @@
#define _AUDIO_DEVICE_H
#include <freertos/FreeRTOS.h>
#include <freertos/event_groups.h>
#include <driver/i2s_std.h>
#include <vector>
@@ -12,35 +11,42 @@
class AudioDevice {
public:
AudioDevice();
~AudioDevice();
virtual ~AudioDevice();
virtual void Initialize();
void Start(int input_sample_rate, int output_sample_rate);
void OnInputData(std::function<void(const int16_t*, int)> callback);
void OnInputData(std::function<void(std::vector<int16_t>&& data)> callback);
void OutputData(std::vector<int16_t>& data);
void SetOutputVolume(int volume);
virtual void SetOutputVolume(int volume);
inline bool duplex() const { return duplex_; }
inline bool input_reference() const { return input_reference_; }
inline int input_sample_rate() const { return input_sample_rate_; }
inline int output_sample_rate() const { return output_sample_rate_; }
inline int input_channels() const { return input_channels_; }
inline int output_channels() const { return output_channels_; }
inline int output_volume() const { return output_volume_; }
int input_sample_rate() const { return input_sample_rate_; }
int output_sample_rate() const { return output_sample_rate_; }
bool duplex() const { return duplex_; }
int output_volume() const { return output_volume_; }
private:
TaskHandle_t audio_input_task_ = nullptr;
std::function<void(std::vector<int16_t>&& data)> on_input_data_;
void InputTask();
void CreateSimplexChannels();
protected:
bool duplex_ = false;
bool input_reference_ = false;
int input_sample_rate_ = 0;
int output_sample_rate_ = 0;
int output_volume_ = 80;
int input_channels_ = 1;
int output_channels_ = 1;
int output_volume_ = 70;
i2s_chan_handle_t tx_handle_ = nullptr;
i2s_chan_handle_t rx_handle_ = nullptr;
TaskHandle_t audio_input_task_ = nullptr;
EventGroupHandle_t event_group_;
std::function<void(const int16_t*, int)> on_input_data_;
void CreateDuplexChannels();
void CreateSimplexChannels();
void InputTask();
int Read(int16_t* dest, int samples);
void Write(const int16_t* data, int samples);
virtual void CreateDuplexChannels();
virtual int Read(int16_t* dest, int samples);
virtual int Write(const int16_t* data, int samples);
};
#endif // _AUDIO_DEVICE_H

29
main/AudioProcessor.cc
View File

@@ -8,6 +8,12 @@ static const char* TAG = "AudioProcessor";
AudioProcessor::AudioProcessor()
: afe_communication_data_(nullptr) {
event_group_ = xEventGroupCreate();
}
void AudioProcessor::Initialize(int channels, bool reference) {
channels_ = channels;
reference_ = reference;
int ref_num = reference_ ? 1 : 0;
afe_config_t afe_config = {
.aec_init = false,
@@ -22,17 +28,17 @@ AudioProcessor::AudioProcessor()
.wakenet_model_name_2 = NULL,
.wakenet_mode = DET_MODE_90,
.afe_mode = SR_MODE_HIGH_PERF,
.afe_perferred_core = 0,
.afe_perferred_priority = 5,
.afe_perferred_core = 1,
.afe_perferred_priority = 1,
.afe_ringbuf_size = 50,
.memory_alloc_mode = AFE_MEMORY_ALLOC_MORE_PSRAM,
.afe_linear_gain = 1.0,
.agc_mode = AFE_MN_PEAK_AGC_MODE_2,
.pcm_config = {
.total_ch_num = 1,
.mic_num = 1,
.ref_num = 0,
.sample_rate = CONFIG_AUDIO_INPUT_SAMPLE_RATE,
.total_ch_num = channels_,
.mic_num = channels_ - ref_num,
.ref_num = ref_num,
.sample_rate = 16000,
},
.debug_init = false,
.debug_hook = {{ AFE_DEBUG_HOOK_MASE_TASK_IN, NULL }, { AFE_DEBUG_HOOK_FETCH_TASK_IN, NULL }},
@@ -47,7 +53,7 @@ AudioProcessor::AudioProcessor()
auto this_ = (AudioProcessor*)arg;
this_->AudioProcessorTask();
vTaskDelete(NULL);
}, "audio_communication", 4096 * 2, this, 5, NULL);
}, "audio_communication", 4096 * 2, this, 1, NULL);
}
AudioProcessor::~AudioProcessor() {
@@ -57,10 +63,10 @@ AudioProcessor::~AudioProcessor() {
vEventGroupDelete(event_group_);
}
void AudioProcessor::Input(const int16_t* data, int size) {
input_buffer_.insert(input_buffer_.end(), data, data + size);
void AudioProcessor::Input(std::vector<int16_t>& data) {
input_buffer_.insert(input_buffer_.end(), data.begin(), data.end());
auto chunk_size = esp_afe_vc_v1.get_feed_chunksize(afe_communication_data_);
auto chunk_size = esp_afe_vc_v1.get_feed_chunksize(afe_communication_data_) * channels_;
while (input_buffer_.size() >= chunk_size) {
auto chunk = input_buffer_.data();
esp_afe_vc_v1.feed(afe_communication_data_, chunk);
@@ -92,6 +98,9 @@ void AudioProcessor::AudioProcessorTask() {
xEventGroupWaitBits(event_group_, PROCESSOR_RUNNING, pdFALSE, pdTRUE, portMAX_DELAY);
auto res = esp_afe_vc_v1.fetch(afe_communication_data_);
if ((xEventGroupGetBits(event_group_) & PROCESSOR_RUNNING) == 0) {
continue;
}
if (res == nullptr || res->ret_value == ESP_FAIL) {
if (res != nullptr) {
ESP_LOGI(TAG, "Error code: %d", res->ret_value);

5
main/AudioProcessor.h
View File

@@ -15,7 +15,8 @@ public:
AudioProcessor();
~AudioProcessor();
void Input(const int16_t* data, int size);
void Initialize(int channels, bool reference);
void Input(std::vector<int16_t>& data);
void Start();
void Stop();
bool IsRunning();
@@ -26,6 +27,8 @@ private:
esp_afe_sr_data_t* afe_communication_data_ = nullptr;
std::vector<int16_t> input_buffer_;
std::function<void(std::vector<int16_t>&& data)> output_callback_;
int channels_;
bool reference_;
void AudioProcessorTask();
};

232
main/BoxAudioDevice.cc Normal file
View File

@@ -0,0 +1,232 @@
#include "BoxAudioDevice.h"
#include <esp_log.h>
#include <cassert>
static const char* TAG = "BoxAudioDevice";
BoxAudioDevice::BoxAudioDevice() {
}
BoxAudioDevice::~BoxAudioDevice() {
ESP_ERROR_CHECK(esp_codec_dev_close(output_dev_));
esp_codec_dev_delete(output_dev_);
ESP_ERROR_CHECK(esp_codec_dev_close(input_dev_));
esp_codec_dev_delete(input_dev_);
audio_codec_delete_codec_if(in_codec_if_);
audio_codec_delete_ctrl_if(in_ctrl_if_);
audio_codec_delete_codec_if(out_codec_if_);
audio_codec_delete_ctrl_if(out_ctrl_if_);
audio_codec_delete_gpio_if(gpio_if_);
audio_codec_delete_data_if(data_if_);
ESP_ERROR_CHECK(i2c_del_master_bus(i2c_master_handle_));
}
void BoxAudioDevice::Initialize() {
duplex_ = true; // 是否双工
input_reference_ = CONFIG_AUDIO_CODEC_INPUT_REFERENCE; // 是否使用参考输入，实现回声消除
input_channels_ = input_reference_ ? 2 : 1; // 输入通道数
// Initialize I2C peripheral
i2c_master_bus_config_t i2c_bus_cfg = {
.i2c_port = I2C_NUM_0,
.sda_io_num = (gpio_num_t)CONFIG_AUDIO_CODEC_I2C_SDA_PIN,
.scl_io_num = (gpio_num_t)CONFIG_AUDIO_CODEC_I2C_SCL_PIN,
.clk_source = I2C_CLK_SRC_DEFAULT,
.glitch_ignore_cnt = 7,
.intr_priority = 0,
.trans_queue_depth = 0,
.flags = {
.enable_internal_pullup = 1,
},
};
ESP_ERROR_CHECK(i2c_new_master_bus(&i2c_bus_cfg, &i2c_master_handle_));
CreateDuplexChannels();
// Do initialize of related interface: data_if, ctrl_if and gpio_if
audio_codec_i2s_cfg_t i2s_cfg = {
.port = I2S_NUM_0,
.rx_handle = rx_handle_,
.tx_handle = tx_handle_,
};
data_if_ = audio_codec_new_i2s_data(&i2s_cfg);
assert(data_if_ != NULL);
// Output
audio_codec_i2c_cfg_t i2c_cfg = {
.port = I2C_NUM_0,
.addr = ES8311_CODEC_DEFAULT_ADDR,
.bus_handle = i2c_master_handle_,
};
out_ctrl_if_ = audio_codec_new_i2c_ctrl(&i2c_cfg);
assert(out_ctrl_if_ != NULL);
gpio_if_ = audio_codec_new_gpio();
assert(gpio_if_ != NULL);
es8311_codec_cfg_t es8311_cfg = {};
es8311_cfg.ctrl_if = out_ctrl_if_;
es8311_cfg.gpio_if = gpio_if_;
es8311_cfg.codec_mode = ESP_CODEC_DEV_WORK_MODE_DAC;
es8311_cfg.pa_pin = CONFIG_AUDIO_CODEC_PA_PIN;
es8311_cfg.use_mclk = true;
es8311_cfg.hw_gain.pa_voltage = 5.0;
es8311_cfg.hw_gain.codec_dac_voltage = 3.3;
out_codec_if_ = es8311_codec_new(&es8311_cfg);
assert(out_codec_if_ != NULL);
esp_codec_dev_cfg_t dev_cfg = {
.dev_type = ESP_CODEC_DEV_TYPE_OUT,
.codec_if = out_codec_if_,
.data_if = data_if_,
};
output_dev_ = esp_codec_dev_new(&dev_cfg);
assert(output_dev_ != NULL);
ESP_ERROR_CHECK(esp_codec_dev_set_out_vol(output_dev_, output_volume_));
// Play 16bit 1 channel
esp_codec_dev_sample_info_t fs = {
.bits_per_sample = 16,
.channel = 1,
.channel_mask = 0,
.sample_rate = (uint32_t)output_sample_rate_,
.mclk_multiple = 0,
};
ESP_ERROR_CHECK(esp_codec_dev_open(output_dev_, &fs));
// Input
i2c_cfg.addr = ES7210_CODEC_DEFAULT_ADDR;
in_ctrl_if_ = audio_codec_new_i2c_ctrl(&i2c_cfg);
assert(in_ctrl_if_ != NULL);
es7210_codec_cfg_t es7210_cfg = {};
es7210_cfg.ctrl_if = in_ctrl_if_;
es7210_cfg.mic_selected = ES7120_SEL_MIC1 | ES7120_SEL_MIC2 | ES7120_SEL_MIC3 | ES7120_SEL_MIC4;
in_codec_if_ = es7210_codec_new(&es7210_cfg);
assert(in_codec_if_ != NULL);
dev_cfg.dev_type = ESP_CODEC_DEV_TYPE_IN;
dev_cfg.codec_if = in_codec_if_;
input_dev_ = esp_codec_dev_new(&dev_cfg);
assert(input_dev_ != NULL);
fs.channel = 4;
if (input_channels_ == 1) {
fs.channel_mask = ESP_CODEC_DEV_MAKE_CHANNEL_MASK(0);
} else {
fs.channel_mask = ESP_CODEC_DEV_MAKE_CHANNEL_MASK(0) | ESP_CODEC_DEV_MAKE_CHANNEL_MASK(1);
}
ESP_ERROR_CHECK(esp_codec_dev_open(input_dev_, &fs));
ESP_ERROR_CHECK(esp_codec_dev_set_in_channel_gain(input_dev_, ESP_CODEC_DEV_MAKE_CHANNEL_MASK(0), 30.0));
ESP_LOGI(TAG, "BoxAudioDevice initialized");
}
void BoxAudioDevice::CreateDuplexChannels() {
assert(input_sample_rate_ == output_sample_rate_);
i2s_chan_config_t chan_cfg = {
.id = I2S_NUM_0,
.role = I2S_ROLE_MASTER,
.dma_desc_num = 6,
.dma_frame_num = 240,
.auto_clear_after_cb = true,
.auto_clear_before_cb = false,
.intr_priority = 0,
};
ESP_ERROR_CHECK(i2s_new_channel(&chan_cfg, &tx_handle_, &rx_handle_));
i2s_std_config_t std_cfg = {
.clk_cfg = {
.sample_rate_hz = (uint32_t)output_sample_rate_,
.clk_src = I2S_CLK_SRC_DEFAULT,
.ext_clk_freq_hz = 0,
.mclk_multiple = I2S_MCLK_MULTIPLE_256
},
.slot_cfg = {
.data_bit_width = I2S_DATA_BIT_WIDTH_16BIT,
.slot_bit_width = I2S_SLOT_BIT_WIDTH_AUTO,
.slot_mode = I2S_SLOT_MODE_STEREO,
.slot_mask = I2S_STD_SLOT_BOTH,
.ws_width = I2S_DATA_BIT_WIDTH_16BIT,
.ws_pol = false,
.bit_shift = true,
.left_align = true,
.big_endian = false,
.bit_order_lsb = false
},
.gpio_cfg = {
.mclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_MCLK,
.bclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_BCLK,
.ws = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_LRCK,
.dout = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_DOUT,
.din = I2S_GPIO_UNUSED,
.invert_flags = {
.mclk_inv = false,
.bclk_inv = false,
.ws_inv = false
}
}
};
i2s_tdm_config_t tdm_cfg = {
.clk_cfg = {
.sample_rate_hz = (uint32_t)input_sample_rate_,
.clk_src = I2S_CLK_SRC_DEFAULT,
.ext_clk_freq_hz = 0,
.mclk_multiple = I2S_MCLK_MULTIPLE_256,
.bclk_div = 8,
},
.slot_cfg = {
.data_bit_width = I2S_DATA_BIT_WIDTH_16BIT,
.slot_bit_width = I2S_SLOT_BIT_WIDTH_AUTO,
.slot_mode = I2S_SLOT_MODE_STEREO,
.slot_mask = i2s_tdm_slot_mask_t(I2S_TDM_SLOT0 | I2S_TDM_SLOT1 | I2S_TDM_SLOT2 | I2S_TDM_SLOT3),
.ws_width = I2S_TDM_AUTO_WS_WIDTH,
.ws_pol = false,
.bit_shift = true,
.left_align = false,
.big_endian = false,
.bit_order_lsb = false,
.skip_mask = false,
.total_slot = I2S_TDM_AUTO_SLOT_NUM
},
.gpio_cfg = {
.mclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_MCLK,
.bclk = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_BCLK,
.ws = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_LRCK,
.dout = I2S_GPIO_UNUSED,
.din = (gpio_num_t)CONFIG_AUDIO_DEVICE_I2S_GPIO_DIN,
.invert_flags = {
.mclk_inv = false,
.bclk_inv = false,
.ws_inv = false
}
}
};
ESP_ERROR_CHECK(i2s_channel_init_std_mode(tx_handle_, &std_cfg));
ESP_ERROR_CHECK(i2s_channel_init_tdm_mode(rx_handle_, &tdm_cfg));
ESP_ERROR_CHECK(i2s_channel_enable(tx_handle_));
ESP_ERROR_CHECK(i2s_channel_enable(rx_handle_));
ESP_LOGI(TAG, "Duplex channels created");
}
int BoxAudioDevice::Read(int16_t *buffer, int samples) {
ESP_ERROR_CHECK(esp_codec_dev_read(input_dev_, (void*)buffer, samples * sizeof(int16_t)));
return samples;
}
int BoxAudioDevice::Write(const int16_t *buffer, int samples) {
ESP_ERROR_CHECK(esp_codec_dev_write(output_dev_, (void*)buffer, samples * sizeof(int16_t)));
return samples;
}
void BoxAudioDevice::SetOutputVolume(int volume) {
ESP_ERROR_CHECK(esp_codec_dev_set_out_vol(output_dev_, volume));
AudioDevice::SetOutputVolume(volume);
}

36
main/BoxAudioDevice.h Normal file
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@@ -0,0 +1,36 @@
#ifndef _BOX_AUDIO_DEVICE_H
#define _BOX_AUDIO_DEVICE_H
#include "AudioDevice.h"
#include <driver/i2c_master.h>
#include <driver/i2s_tdm.h>
#include <esp_codec_dev.h>
#include <esp_codec_dev_defaults.h>
class BoxAudioDevice : public AudioDevice {
public:
BoxAudioDevice();
virtual ~BoxAudioDevice();
void Initialize() override;
void SetOutputVolume(int volume) override;
private:
i2c_master_bus_handle_t i2c_master_handle_ = nullptr;
const audio_codec_data_if_t* data_if_ = nullptr;
const audio_codec_ctrl_if_t* out_ctrl_if_ = nullptr;
const audio_codec_if_t* out_codec_if_ = nullptr;
const audio_codec_ctrl_if_t* in_ctrl_if_ = nullptr;
const audio_codec_if_t* in_codec_if_ = nullptr;
const audio_codec_gpio_if_t* gpio_if_ = nullptr;
esp_codec_dev_handle_t output_dev_ = nullptr;
esp_codec_dev_handle_t input_dev_ = nullptr;
void CreateDuplexChannels() override;
int Read(int16_t* dest, int samples) override;
int Write(const int16_t* data, int samples) override;
};
#endif // _BOX_AUDIO_DEVICE_H

3
main/CMakeLists.txt
View File

@@ -11,6 +11,9 @@ set(SOURCES "AudioDevice.cc"
if(CONFIG_USE_AFE_SR)
list(APPEND SOURCES "AudioProcessor.cc" "WakeWordDetect.cc")
endif()
if(CONFIG_AUDIO_CODEC_ES8311_ES7210)
list(APPEND SOURCES "BoxAudioDevice.cc")
endif()
idf_component_register(SRCS ${SOURCES}
INCLUDE_DIRS "."

2
main/Display.cc
View File

@@ -17,7 +17,7 @@ Display::Display(int sda_pin, int scl_pin) : sda_pin_(sda_pin), scl_pin_(scl_pin
ESP_LOGI(TAG, "Display Pins: %d, %d", sda_pin_, scl_pin_);
i2c_master_bus_config_t bus_config = {
.i2c_port = I2C_NUM_0,
.i2c_port = I2C_NUM_1,
.sda_io_num = (gpio_num_t)sda_pin_,
.scl_io_num = (gpio_num_t)scl_pin_,
.clk_source = I2C_CLK_SRC_DEFAULT,

169
main/Kconfig.projbuild
View File

@@ -30,49 +30,136 @@ config AUDIO_OUTPUT_SAMPLE_RATE
help
Audio output sample rate.
config AUDIO_DEVICE_I2S_MIC_GPIO_WS
int "I2S GPIO WS"
default 4
choice AUDIO_CODEC
prompt "Audio Codec"
default AUDIO_CODEC_NONE
help
GPIO number of the I2S WS.
Audio codec.
config AUDIO_CODEC_ES8311_ES7210
bool "Box: ES8311 + ES7210"
config AUDIO_CODEC_NONE
bool "None"
endchoice
config AUDIO_DEVICE_I2S_MIC_GPIO_BCLK
int "I2S GPIO BCLK"
default 5
help
GPIO number of the I2S BCLK.
menu "Box Audio Codec I2C and PA Control"
depends on AUDIO_CODEC_ES8311_ES7210
config AUDIO_CODEC_I2C_SDA_PIN
int "Audio Codec I2C SDA Pin"
default 39
help
Audio codec I2C SDA pin.
config AUDIO_DEVICE_I2S_MIC_GPIO_DIN
int "I2S GPIO DIN"
default 6
help
GPIO number of the I2S DIN.
config AUDIO_CODEC_I2C_SCL_PIN
int "Audio Codec I2C SCL Pin"
default 38
help
Audio codec I2C SCL pin.
config AUDIO_CODEC_PA_PIN
int "Audio Codec PA Pin"
default 40
help
Audio codec PA pin.
config AUDIO_CODEC_INPUT_REFERENCE
bool "Audio Codec Input Reference"
default y
help
Audio codec input reference.
endmenu
config AUDIO_DEVICE_I2S_SPK_GPIO_DOUT
int "I2S GPIO DOUT"
default 7
choice AUDIO_I2S_METHOD
prompt "Audio I2S Method"
default AUDIO_I2S_METHOD_SIMPLEX if AUDIO_CODEC_NONE
default AUDIO_I2S_METHOD_DUPLEX if AUDIO_CODEC_ES8311_ES7210
help
GPIO number of the I2S DOUT.
config AUDIO_DEVICE_I2S_SIMPLEX
bool "I2S Simplex"
default y
help
Enable I2S Simplex mode.
config AUDIO_DEVICE_I2S_SPK_GPIO_BCLK
int "I2S SPK GPIO BCLK"
default 15
depends on AUDIO_DEVICE_I2S_SIMPLEX
help
GPIO number of the I2S MIC BCLK.
config AUDIO_DEVICE_I2S_SPK_GPIO_WS
int "I2S SPK GPIO WS"
default 16
depends on AUDIO_DEVICE_I2S_SIMPLEX
help
GPIO number of the I2S MIC WS.
Audio I2S method.
config AUDIO_I2S_METHOD_SIMPLEX
bool "Simplex"
help
Use I2S 0 as the audio input and I2S 1 as the audio output.
config AUDIO_I2S_METHOD_DUPLEX
bool "Duplex"
help
Use I2S 0 as the audio input and audio output.
endchoice
menu "Audio I2S Simplex"
depends on AUDIO_I2S_METHOD_SIMPLEX
config AUDIO_DEVICE_I2S_MIC_GPIO_WS
int "I2S MIC GPIO WS"
default 4
help
GPIO number of the I2S MIC WS.
config AUDIO_DEVICE_I2S_MIC_GPIO_SCK
int "I2S MIC GPIO BCLK"
default 5
help
GPIO number of the I2S MIC SCK.
config AUDIO_DEVICE_I2S_MIC_GPIO_DIN
int "I2S MIC GPIO DIN"
default 6
help
GPIO number of the I2S MIC DIN.
config AUDIO_DEVICE_I2S_SPK_GPIO_DOUT
int "I2S SPK GPIO DOUT"
default 7
help
GPIO number of the I2S SPK DOUT.
config AUDIO_DEVICE_I2S_SPK_GPIO_BCLK
int "I2S SPK GPIO BCLK"
default 15
help
GPIO number of the I2S SPK BCLK.
config AUDIO_DEVICE_I2S_SPK_GPIO_LRCK
int "I2S SPK GPIO WS"
default 16
help
GPIO number of the I2S SPK LRCK.
endmenu
menu "Audio I2S Duplex"
depends on AUDIO_I2S_METHOD_DUPLEX
config AUDIO_DEVICE_I2S_GPIO_MCLK
int "I2S GPIO MCLK"
default -1
help
GPIO number of the I2S WS.
config AUDIO_DEVICE_I2S_GPIO_LRCK
int "I2S GPIO LRCK"
default 4
help
GPIO number of the I2S LRCK.
config AUDIO_DEVICE_I2S_GPIO_BCLK
int "I2S GPIO BCLK / SCLK"
default 5
help
GPIO number of the I2S BCLK.
config AUDIO_DEVICE_I2S_GPIO_DIN
int "I2S GPIO DIN"
default 6
help
GPIO number of the I2S DIN.
config AUDIO_DEVICE_I2S_GPIO_DOUT
int "I2S GPIO DOUT"
default 7
help
GPIO number of the I2S DOUT.
endmenu
config BOOT_BUTTON_GPIO
int "Boot Button GPIO"
@@ -86,6 +173,12 @@ config VOLUME_UP_BUTTON_GPIO
help
GPIO number of the volume up button.
config VOLUME_DOWN_BUTTON_GPIO
int "Volume Down Button GPIO"
default 39
help
GPIO number of the volume down button.
config USE_AFE_SR
bool "Use Espressif AFE SR"
default y

54
main/WakeWordDetect.cc
View File

@@ -15,6 +15,24 @@ WakeWordDetect::WakeWordDetect()
wake_word_opus_() {
event_group_ = xEventGroupCreate();
}
WakeWordDetect::~WakeWordDetect() {
if (afe_detection_data_ != nullptr) {
esp_afe_sr_v1.destroy(afe_detection_data_);
}
if (wake_word_encode_task_stack_ != nullptr) {
free(wake_word_encode_task_stack_);
}
vEventGroupDelete(event_group_);
}
void WakeWordDetect::Initialize(int channels, bool reference) {
channels_ = channels;
reference_ = reference;
int ref_num = reference_ ? 1 : 0;
srmodel_list_t *models = esp_srmodel_init("model");
for (int i = 0; i < models->num; i++) {
@@ -25,7 +43,7 @@ WakeWordDetect::WakeWordDetect()
}
afe_config_t afe_config = {
.aec_init = false,
.aec_init = reference_,
.se_init = true,
.vad_init = true,
.wakenet_init = true,
@@ -37,17 +55,17 @@ WakeWordDetect::WakeWordDetect()
.wakenet_model_name_2 = NULL,
.wakenet_mode = DET_MODE_90,
.afe_mode = SR_MODE_HIGH_PERF,
.afe_perferred_core = 0,
.afe_perferred_priority = 5,
.afe_perferred_core = 1,
.afe_perferred_priority = 1,
.afe_ringbuf_size = 50,
.memory_alloc_mode = AFE_MEMORY_ALLOC_MORE_PSRAM,
.afe_linear_gain = 1.0,
.agc_mode = AFE_MN_PEAK_AGC_MODE_2,
.pcm_config = {
.total_ch_num = 1,
.mic_num = 1,
.ref_num = 0,
.sample_rate = CONFIG_AUDIO_INPUT_SAMPLE_RATE
.total_ch_num = channels_,
.mic_num = channels_ - ref_num,
.ref_num = ref_num,
.sample_rate = 16000
},
.debug_init = false,
.debug_hook = {{ AFE_DEBUG_HOOK_MASE_TASK_IN, NULL }, { AFE_DEBUG_HOOK_FETCH_TASK_IN, NULL }},
@@ -62,19 +80,7 @@ WakeWordDetect::WakeWordDetect()
auto this_ = (WakeWordDetect*)arg;
this_->AudioDetectionTask();
vTaskDelete(NULL);
}, "audio_detection", 4096 * 2, this, 5, NULL);
}
WakeWordDetect::~WakeWordDetect() {
if (afe_detection_data_ != nullptr) {
esp_afe_sr_v1.destroy(afe_detection_data_);
}
if (wake_word_encode_task_stack_ != nullptr) {
free(wake_word_encode_task_stack_);
}
vEventGroupDelete(event_group_);
}, "audio_detection", 4096 * 2, this, 1, NULL);
}
void WakeWordDetect::OnWakeWordDetected(std::function<void()> callback) {
@@ -97,10 +103,10 @@ bool WakeWordDetect::IsDetectionRunning() {
return xEventGroupGetBits(event_group_) & DETECTION_RUNNING_EVENT;
}
void WakeWordDetect::Feed(const int16_t* data, int size) {
input_buffer_.insert(input_buffer_.end(), data, data + size);
void WakeWordDetect::Feed(std::vector<int16_t>& data) {
input_buffer_.insert(input_buffer_.end(), data.begin(), data.end());
auto chunk_size = esp_afe_sr_v1.get_feed_chunksize(afe_detection_data_);
auto chunk_size = esp_afe_sr_v1.get_feed_chunksize(afe_detection_data_) * channels_;
while (input_buffer_.size() >= chunk_size) {
esp_afe_sr_v1.feed(afe_detection_data_, input_buffer_.data());
input_buffer_.erase(input_buffer_.begin(), input_buffer_.begin() + chunk_size);
@@ -166,7 +172,7 @@ void WakeWordDetect::EncodeWakeWordData() {
auto start_time = esp_timer_get_time();
// encode detect packets
OpusEncoder* encoder = new OpusEncoder();
encoder->Configure(CONFIG_AUDIO_INPUT_SAMPLE_RATE, 1, 60);
encoder->Configure(16000, 1, 60);
encoder->SetComplexity(0);
this_->wake_word_opus_.resize(4096 * 4);
size_t offset = 0;

5
main/WakeWordDetect.h
View File

@@ -19,7 +19,8 @@ public:
WakeWordDetect();
~WakeWordDetect();
void Feed(const int16_t* data, int size);
void Initialize(int channels, bool reference);
void Feed(std::vector<int16_t>& data);
void OnWakeWordDetected(std::function<void()> callback);
void OnVadStateChange(std::function<void(bool speaking)> callback);
void StartDetection();
@@ -36,6 +37,8 @@ private:
std::function<void()> wake_word_detected_callback_;
std::function<void(bool speaking)> vad_state_change_callback_;
bool is_speaking_ = false;
int channels_;
bool reference_;
TaskHandle_t wake_word_encode_task_ = nullptr;
StaticTask_t wake_word_encode_task_buffer_;

3
main/idf_component.yml
View File

@@ -1,9 +1,10 @@
## IDF Component Manager Manifest File
dependencies:
78/esp-builtin-led: "^1.0.2"
78/esp-wifi-connect: "^1.1.0"
78/esp-wifi-connect: "^1.2.0"
78/esp-opus-encoder: "^1.0.2"
78/esp-ml307: "^1.2.1"
espressif/esp_codec_dev: "^1.3.1"
espressif/esp-sr: "^1.9.0"
espressif/button: "^3.3.1"
lvgl/lvgl: "^8.4.0"

13
main/main.cc
View File

@@ -13,6 +13,19 @@
extern "C" void app_main(void)
{
#ifdef CONFIG_AUDIO_CODEC_ES8311_ES7210
// Make GPIO15 HIGH to enable the 4G module
gpio_config_t ml307_enable_config = {
.pin_bit_mask = (1ULL << 15),
.mode = GPIO_MODE_OUTPUT,
.pull_up_en = GPIO_PULLUP_DISABLE,
.pull_down_en = GPIO_PULLDOWN_DISABLE,
.intr_type = GPIO_INTR_DISABLE,
};
gpio_config(&ml307_enable_config);
gpio_set_level(GPIO_NUM_15, 1);
#endif
// Check if the reset button is pressed
SystemReset system_reset;
system_reset.CheckButtons();

2667
sdkconfig.box Normal file
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