92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
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#ifndef NULLSOFT_MPEG4VIDEO_H
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#define NULLSOFT_MPEG4VIDEO_H
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#include "../external_dependencies/libmp4v2/mp4.h"
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#include <bfc/dispatch.h>
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#include <api/service/services.h>
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enum
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{
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MP4_VIDEO_SUCCESS = 0,
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MP4_VIDEO_FAILURE = 1,
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MP4_VIDEO_OUTPUT_FORMAT_CHANGED = -1, // succeeded, but call GetOutputFormat again!
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MP4_VIDEO_AGAIN = -2,
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};
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class MP4VideoDecoder : public Dispatchable
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{
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protected:
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MP4VideoDecoder() {}
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~MP4VideoDecoder() {}
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public:
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static FOURCC getServiceType() { return WaSvc::MP4VIDEODECODER; }
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int Open(MP4FileHandle mp4_file, MP4TrackId mp4_track);
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int GetOutputFormat(int *x, int *y, int *color_format, double *aspect_ratio);
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int DecodeSample(const void *inputBuffer, size_t inputBufferBytes, MP4Timestamp timestamp);
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void Flush();
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void Close();
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int CanHandleCodec(const char *codecName); // return 0 for no, anything else for yes
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int GetPicture(void **data, void **decoder_data, MP4Timestamp *timestamp);
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void FreePicture(void *data, void *decoder_data);
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void HurryUp(int state);
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DISPATCH_CODES
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{
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MPEG4_VIDEO_OPEN = 11,
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MPEG4_VIDEO_GETOUTPUTFORMAT = 21,
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MPEG4_VIDEO_DECODE = 31,
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MPEG4_VIDEO_FLUSH = 40,
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MPEG4_VIDEO_CLOSE = 50,
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MPEG4_VIDEO_HANDLES_CODEC = 60,
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MPEG4_VIDEO_GET_PICTURE = 70,
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MPEG4_VIDEO_FREE_PICTURE = 80,
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MPEG4_VIDEO_HURRY_UP = 90,
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};
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};
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inline int MP4VideoDecoder::Open(MP4FileHandle mp4_file, MP4TrackId mp4_track)
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{
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return _call(MPEG4_VIDEO_OPEN, (int)MP4_VIDEO_FAILURE, mp4_file, mp4_track);
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}
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inline int MP4VideoDecoder::GetOutputFormat(int *x, int *y, int *color_format, double *aspect_ratio)
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{
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return _call(MPEG4_VIDEO_GETOUTPUTFORMAT, (int)MP4_VIDEO_FAILURE, x, y, color_format, aspect_ratio);
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}
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inline int MP4VideoDecoder::DecodeSample(const void *inputBuffer, size_t inputBufferBytes, MP4Timestamp timestamp)
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{
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return _call(MPEG4_VIDEO_DECODE, (int)MP4_VIDEO_FAILURE, inputBuffer, inputBufferBytes, timestamp);
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}
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inline void MP4VideoDecoder::Flush()
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{
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_voidcall(MPEG4_VIDEO_FLUSH);
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}
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inline void MP4VideoDecoder::Close()
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{
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_voidcall(MPEG4_VIDEO_CLOSE);
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}
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inline int MP4VideoDecoder::CanHandleCodec(const char *codecName)
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{
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return _call(MPEG4_VIDEO_HANDLES_CODEC, (int)0, codecName);
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}
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inline int MP4VideoDecoder::GetPicture(void **data, void **decoder_data, MP4Timestamp *timestamp)
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{
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return _call(MPEG4_VIDEO_GET_PICTURE, (int)MP4_VIDEO_FAILURE, data, decoder_data, timestamp);
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}
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inline void MP4VideoDecoder::FreePicture(void *data, void *decoder_data)
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{
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_voidcall(MPEG4_VIDEO_FREE_PICTURE, data, decoder_data);
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}
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inline void MP4VideoDecoder::HurryUp(int state)
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{
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_voidcall(MPEG4_VIDEO_HURRY_UP, state);
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}
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#endif
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