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#ifndef MIXXX_SOUNDSOURCEM4A_H
#define MIXXX_SOUNDSOURCEM4A_H
#include "sources/soundsource.h"
#include "sources/soundsourceprovider.h"
#include "sources/libfaadloader.h"
#include "util/readaheadsamplebuffer.h"
#ifdef __MP4V2__
#include <mp4v2/mp4v2.h>
#else
#include <mp4.h>
#endif
#include <vector>
namespace mixxx {
class SoundSourceM4A : public SoundSource {
public:
explicit SoundSourceM4A(const QUrl& url);
~SoundSourceM4A() override;
void close() override;
protected:
ReadableSampleFrames readSampleFramesClamped(
WritableSampleFrames sampleFrames) override;
private:
OpenResult tryOpen(
OpenMode mode,
const OpenParams& params) override;
bool openDecoder();
void closeDecoder();
bool reopenDecoder();
bool isValidSampleBlockId(MP4SampleId sampleBlockId) const;
void restartDecoding(MP4SampleId sampleBlockId);
MP4FileHandle m_hFile;
MP4TrackId m_trackId;
MP4Duration m_framesPerSampleBlock;
MP4SampleId m_maxSampleBlockId;
typedef std::vector<u_int8_t> InputBuffer;
InputBuffer m_inputBuffer;
SINT m_inputBufferLength;
SINT m_inputBufferOffset;
OpenParams m_openParams;
LibFaadLoader::Handle m_hDecoder;
SINT m_numberOfPrefetchSampleBlocks;
MP4SampleId m_curSampleBlockId;
ReadAheadSampleBuffer m_sampleBuffer;
SINT m_curFrameIndex;
LibFaadLoader* m_pFaad;
};
class SoundSourceProviderM4A : public SoundSourceProvider {
public:
QString getName() const override;
QStringList getSupportedFileExtensions() const override;
SoundSourcePointer newSoundSource(const QUrl& url) override;
};
} // namespace mixxx
#endif // MIXXX_SOUNDSOURCEM4A_H
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