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67 lines
1.6 KiB
67 lines
1.6 KiB
#pragma once
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#include "dac.hpp"
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#include "storage.hpp"
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#include <cstdint>
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#include <memory>
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#include <string>
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#include "audio_common.h"
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#include "audio_element.h"
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#include "audio_event_iface.h"
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#include "audio_pipeline.h"
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#include "esp_err.h"
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#include "fatfs_stream.h"
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#include "i2s_stream.h"
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#include "mp3_decoder.h"
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#include "result.hpp"
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namespace gay_ipod {
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class DacAudioPlayback {
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public:
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enum Error { PIPELINE_INIT };
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static auto create(AudioDac* dac)
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-> cpp::result<std::unique_ptr<DacAudioPlayback>, Error>;
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DacAudioPlayback(AudioDac* dac,
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audio_pipeline_handle_t pipeline,
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audio_element_handle_t fatfs_stream_reader,
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audio_element_handle_t i2s_stream_writer,
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audio_event_iface_handle_t event_interface,
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audio_element_handle_t mp3_decoder);
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~DacAudioPlayback();
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void Play(const std::string& filename);
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void Resume();
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void Pause();
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void ProcessEvents();
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/* for gapless */
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void set_next_file(const std::string& filename);
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void set_volume(uint8_t volume);
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auto volume() -> uint8_t;
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// Not copyable or movable.
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DacAudioPlayback(const DacAudioPlayback&) = delete;
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DacAudioPlayback& operator=(const DacAudioPlayback&) = delete;
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private:
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AudioDac* dac_;
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std::mutex playback_lock_;
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std::string next_filename_;
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uint8_t volume_;
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audio_pipeline_handle_t pipeline_;
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audio_element_handle_t fatfs_stream_reader_;
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audio_element_handle_t i2s_stream_writer_;
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audio_event_iface_handle_t event_interface_;
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audio_element_handle_t mp3_decoder_;
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};
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} // namespace gay_ipod
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