InputStream.hpp

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#ifndef _AV_TRANSCODER_STREAM_INPUT_STREAM_HPP_
#define _AV_TRANSCODER_STREAM_INPUT_STREAM_HPP_

#include "IInputStream.hpp"

#include <queue>

struct AVStream;

namespace avtranscoder
{

class InputFile;

class AvExport InputStream : public IInputStream
{
private:
    InputStream(const InputStream& inputStream);
    InputStream& operator=(const InputStream& inputStream);

public:
    InputStream(InputFile& inputFile, const size_t streamIndex);
    ~InputStream();

    bool readNextPacket(CodedData& data);

    const StreamProperties& getProperties() const;
    size_t getStreamIndex() const { return _streamIndex; }

    VideoCodec& getVideoCodec();
    AudioCodec& getAudioCodec();
    DataCodec& getDataCodec();

    void activate(const bool activate = true) { _isActivated = activate; };
    bool isActivated() const { return _isActivated; };
    void addPacket(const AVPacket& packet);
    void clearBuffering();

private:
    InputFile* _inputFile; ///< Has link (no ownership)
    ICodec* _codec;        ///< Has ownership

    std::queue<CodedData> _streamCache; ///< Cache of packet data already read and corresponding to this stream

    size_t _streamIndex; ///<  Index of the stream in the input file
    bool _isActivated;   ///< If the stream is activated, data read from it will be buffered
};
}

#endif