fegger
80bffc0fdd
Add Database class with SQLite fetch/fetchAlbum methods. Refactor PlaybackEngine (data callback, seek, getPosition, decoder lifecycle) and Player API (PlaybackEngine member, queue handling, PlayerLocal). Update Metadata::Track fields to include artist/title/album/trackNr/length.
45 lines
963 B
C++
45 lines
963 B
C++
#pragma once
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#include "miniaudio.h"
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#include <atomic>
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#include <memory>
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struct PlaybackState {
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ma_decoder decoder {};
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std::atomic<bool> finished { false };
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};
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class PlaybackEngine {
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public:
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PlaybackEngine ();
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~PlaybackEngine ();
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static void data_callback ( ma_device *pDevice, void *pOutput, const void *, ma_uint32 frameCount );
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void configureDevice ();
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void configureDecoder ();
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void initDevice ();
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void initDecoder ( const char *filePath );
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void uninitDecoder();
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void startPlayback ();
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void stopPlayback ();
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void pausePlayback () { stopPlayback(); };
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void seek ( ma_uint64 frame );
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int isFinished () const;
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ma_uint64 getPosition ();
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private:
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ma_device device_;
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ma_format format_;
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unsigned int channels_;
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unsigned int sampleRate_;
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PlaybackState state;
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ma_uint64 cursor_;
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// config
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ma_decoder_config decoderConfig;
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ma_device_config deviceConfig;
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};
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