haiku/headers/os/media/MediaDecoder.h
Marcus Overhagen 1d18292953 Moved creating and destroying of Reader and Decoder plugins into the PluginManager class.
Removed deferred initialization from BMediaDecoder. 


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21296 a95241bf-73f2-0310-859d-f6bbb57e9c96
2007-06-02 20:00:48 +00:00

94 lines
3.2 KiB
C++

#ifndef MEDIADECODER_H
#define MEDIADECODER_H
#include <MediaDefs.h>
#include <MediaFormats.h>
namespace BPrivate {
class Decoder;
}
namespace BPrivate {
namespace media {
class Decoder;
class DecoderPlugin;
}
}
class BMediaDecoder {
public:
BMediaDecoder();
BMediaDecoder(const media_format *in_format,
const void *info = NULL, size_t info_size = 0);
BMediaDecoder(const media_codec_info *mci);
virtual ~BMediaDecoder();
status_t InitCheck() const;
status_t SetTo(const media_format *in_format,
const void *info = NULL, size_t info_size = 0);
status_t SetTo(const media_codec_info *mci);
status_t SetInputFormat(const media_format *in_format,
const void *in_info = NULL, size_t in_size = 0);
status_t SetOutputFormat(media_format *output_format);
// Set output format to closest acceptable format, returns the
// format used.
status_t Decode(void *out_buffer, int64 *out_frameCount,
media_header *out_mh, media_decode_info *info);
status_t GetDecoderInfo(media_codec_info *out_info) const;
protected:
virtual status_t GetNextChunk(const void **chunkData, size_t *chunkLen,
media_header *mh) = 0;
private:
// unimplemented
BMediaDecoder(const BMediaDecoder &);
BMediaDecoder & operator=(const BMediaDecoder &);
status_t AttachToDecoder();
BPrivate::media::Decoder *fDecoder;
status_t fInitStatus;
/* fbc data and virtuals */
uint32 _reserved_BMediaDecoder_[33];
virtual status_t _Reserved_BMediaDecoder_0(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_1(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_2(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_3(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_4(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_5(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_6(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_7(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_8(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_9(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_10(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_11(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_12(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_13(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_14(int32 arg, ...);
virtual status_t _Reserved_BMediaDecoder_15(int32 arg, ...);
};
class BMediaBufferDecoder : public BMediaDecoder {
public:
BMediaBufferDecoder();
BMediaBufferDecoder(const media_format *in_format,
const void *info = NULL, size_t info_size = 0);
BMediaBufferDecoder(const media_codec_info *mci);
status_t DecodeBuffer(const void *input_buffer, size_t input_size,
void *out_buffer, int64 *out_frameCount,
media_header *out_mh,
media_decode_info *info = NULL);
protected:
virtual status_t GetNextChunk(const void **chunkData, size_t *chunkLen,
media_header *mh);
const void *fBuffer;
int32 fBufferSize;
};
#endif