audio_file_media_source.h

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#pragma once
 
#include "esphome/core/defines.h"
 
#ifdef USE_ESP32
 
#include "esphome/components/audio/audio.h"
#include "esphome/components/audio_file/audio_file.h"
#include "esphome/components/media_source/media_source.h"
#include "esphome/core/component.h"
#include "esphome/core/static_task.h"
 
#include <freertos/FreeRTOS.h>
#include <freertos/event_groups.h>
 
namespace esphome::audio_file {
 
enum class AudioFileDecodingState : uint8_t {
  START_TASK,
  DECODING,
  IDLE,
};
 
class AudioFileMediaSource : public Component, public media_source::MediaSource {
 public:
  void setup() override;
  void loop() override;
  void dump_config() override;
 
  // MediaSource interface implementation
  bool play_uri(const std::string &uri) override;
  void handle_command(media_source::MediaSourceCommand command) override;
  bool can_handle(const std::string &uri) const override { return uri.starts_with("audio-file://"); }
 
  void set_task_stack_in_psram(bool task_stack_in_psram) { this->task_stack_in_psram_ = task_stack_in_psram; }
 
 protected:
  static void decode_task(void *params);
 
  audio::AudioFile *current_file_{nullptr};
  AudioFileDecodingState decoding_state_{AudioFileDecodingState::IDLE};
  EventGroupHandle_t event_group_{nullptr};
  StaticTask decode_task_;
 
  bool task_stack_in_psram_{false};
};
 
}  // namespace esphome::audio_file
 
#endif  // USE_ESP32