Fork of Tangara with customizations
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tangara-fw/src/audio/include/audio_playback.hpp

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1.1 KiB

#pragma once
#include <cstdint>
#include <memory>
#include <string>
#include <vector>
#include "audio_task.hpp"
#include "driver_cache.hpp"
#include "esp_err.h"
#include "fatfs_audio_input.hpp"
#include "i2s_audio_output.hpp"
#include "result.hpp"
#include "span.hpp"
#include "audio_element.hpp"
#include "gpio_expander.hpp"
#include "storage.hpp"
#include "stream_buffer.hpp"
namespace audio {
/*
* Creates and links together audio elements into a pipeline. This is the main
* entrypoint to playing audio on the system.
*/
class AudioPlayback {
public:
explicit AudioPlayback(drivers::DriverCache* drivers);
~AudioPlayback();
/*
* Begins playing the file at the given FatFS path. This will interrupt any
* currently in-progress playback.
*/
auto Play(const std::string& filename) -> void;
auto LogStatus() -> void;
// Not copyable or movable.
AudioPlayback(const AudioPlayback&) = delete;
AudioPlayback& operator=(const AudioPlayback&) = delete;
private:
std::unique_ptr<FatfsAudioInput> file_source_;
std::unique_ptr<I2SAudioOutput> i2s_output_;
std::vector<std::unique_ptr<IAudioElement>> elements_;
};
} // namespace audio