| | |
| | | |
| | | void AfeAudioProcessor::Initialize(AudioCodec* codec, int frame_duration_ms, srmodel_list_t* models_list) { |
| | | codec_ = codec; |
| | | models_list_ = models_list; |
| | | frame_duration_ms_ = frame_duration_ms; |
| | | frame_samples_ = frame_duration_ms * 16000 / 1000; |
| | | |
| | | // Pre-allocate output buffer capacity |
| | | output_buffer_.reserve(frame_samples_); |
| | | |
| | | int ref_num = codec_->input_reference() ? 1 : 0; |
| | | if (!CreateAfe()) { |
| | | ESP_LOGE(TAG, "Failed to create AFE runtime"); |
| | | return; |
| | | } |
| | | |
| | | if (!processor_task_started_) { |
| | | xTaskCreate([](void* arg) { |
| | | auto this_ = (AfeAudioProcessor*)arg; |
| | | this_->AudioProcessorTask(); |
| | | vTaskDelete(NULL); |
| | | }, "audio_communication", 4096, this, 3, NULL); |
| | | processor_task_started_ = true; |
| | | } |
| | | } |
| | | |
| | | bool AfeAudioProcessor::CreateAfe() { |
| | | if (afe_data_ != nullptr) { |
| | | return true; |
| | | } |
| | | if (codec_ == nullptr) { |
| | | return false; |
| | | } |
| | | |
| | | int ref_num = codec_->input_reference() ? 1 : 0; |
| | | std::string input_format; |
| | | for (int i = 0; i < codec_->input_channels() - ref_num; i++) { |
| | | input_format.push_back('M'); |
| | |
| | | } |
| | | |
| | | srmodel_list_t *models; |
| | | if (models_list == nullptr) { |
| | | if (models_list_ == nullptr) { |
| | | models = esp_srmodel_init("model"); |
| | | } else { |
| | | models = models_list; |
| | | models = models_list_; |
| | | } |
| | | |
| | | char* ns_model_name = esp_srmodel_filter(models, ESP_NSNET_PREFIX, NULL); |
| | | char* vad_model_name = esp_srmodel_filter(models, ESP_VADN_PREFIX, NULL); |
| | | |
| | | |
| | | afe_config_t* afe_config = afe_config_init(input_format.c_str(), NULL, AFE_TYPE_VC, AFE_MODE_HIGH_PERF); |
| | | afe_config->aec_mode = AEC_MODE_VOIP_HIGH_PERF; |
| | | afe_config->vad_mode = VAD_MODE_0; |
| | |
| | | |
| | | afe_iface_ = esp_afe_handle_from_config(afe_config); |
| | | afe_data_ = afe_iface_->create_from_config(afe_config); |
| | | |
| | | xTaskCreate([](void* arg) { |
| | | auto this_ = (AfeAudioProcessor*)arg; |
| | | this_->AudioProcessorTask(); |
| | | vTaskDelete(NULL); |
| | | }, "audio_communication", 4096, this, 3, NULL); |
| | | if (afe_data_ == nullptr) { |
| | | ESP_LOGE(TAG, "create_from_config failed"); |
| | | return false; |
| | | } |
| | | ESP_LOGI(TAG, "AFE runtime created"); |
| | | return true; |
| | | } |
| | | |
| | | void AfeAudioProcessor::ReleaseRuntime() { |
| | | Stop(); |
| | | if (afe_data_ == nullptr) { |
| | | return; |
| | | } |
| | | vTaskDelay(pdMS_TO_TICKS(120)); |
| | | std::lock_guard<std::mutex> lock(input_buffer_mutex_); |
| | | if (afe_data_ != nullptr && afe_iface_ != nullptr) { |
| | | afe_iface_->destroy(afe_data_); |
| | | afe_data_ = nullptr; |
| | | } |
| | | input_buffer_.clear(); |
| | | ESP_LOGI(TAG, "AFE runtime released"); |
| | | } |
| | | |
| | | bool AfeAudioProcessor::EnsureRuntime() { |
| | | return CreateAfe(); |
| | | } |
| | | |
| | | AfeAudioProcessor::~AfeAudioProcessor() { |
| | |
| | | } |
| | | |
| | | void AfeAudioProcessor::AudioProcessorTask() { |
| | | auto fetch_size = afe_iface_->get_fetch_chunksize(afe_data_); |
| | | auto feed_size = afe_iface_->get_feed_chunksize(afe_data_); |
| | | ESP_LOGI(TAG, "Audio communication task started, feed size: %d fetch size: %d", |
| | | feed_size, fetch_size); |
| | | ESP_LOGI(TAG, "Audio communication task started"); |
| | | |
| | | while (true) { |
| | | xEventGroupWaitBits(event_group_, PROCESSOR_RUNNING, pdFALSE, pdTRUE, portMAX_DELAY); |
| | | |
| | | auto res = afe_iface_->fetch_with_delay(afe_data_, portMAX_DELAY); |
| | | esp_afe_sr_data_t* afe_data = nullptr; |
| | | const esp_afe_sr_iface_t* afe_iface = nullptr; |
| | | { |
| | | std::lock_guard<std::mutex> lock(input_buffer_mutex_); |
| | | afe_data = afe_data_; |
| | | afe_iface = afe_iface_; |
| | | } |
| | | if (afe_data == nullptr || afe_iface == nullptr) { |
| | | vTaskDelay(pdMS_TO_TICKS(20)); |
| | | continue; |
| | | } |
| | | |
| | | auto res = afe_iface->fetch_with_delay(afe_data, pdMS_TO_TICKS(80)); |
| | | 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); |
| | | ESP_LOGD(TAG, "Error code: %d", res->ret_value); |
| | | } |
| | | continue; |
| | | } |
| | |
| | | } |
| | | |
| | | void AfeAudioProcessor::EnableDeviceAec(bool enable) { |
| | | if (afe_data_ == nullptr || afe_iface_ == nullptr) { |
| | | return; |
| | | } |
| | | if (enable) { |
| | | #if CONFIG_USE_DEVICE_AEC |
| | | afe_iface_->disable_vad(afe_data_); |