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avcodec_decode_audio2()

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difference to avcodec_decode_audio() is that the user can pass the allocated size of the output buffer to the decoder and the decoder can check if theres enough space

Originally committed as revision 7518 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2007-01-14 23:50:06 +00:00
parent aeeb0cac3d
commit ac66834c75
4 changed files with 41 additions and 10 deletions
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9
libavcodec/avcodec.h
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@@ -2511,18 +2511,21 @@ int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, v
*/
int avcodec_open(AVCodecContext *avctx, AVCodec *codec);
attribute_deprecated int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples,
int *frame_size_ptr,
uint8_t *buf, int buf_size);
/**
* Decode an audio frame.
*
* @param avctx the codec context.
* @param samples output buffer, 16 byte aligned
* @param frame_size_ptr the output buffer size in bytes, zero if no frame could be compressed
* @param frame_size_ptr the output buffer size in bytes (you MUST set this to the allocated size before calling avcodec_decode_audio2()), zero if no frame could be compressed
* @param buf input buffer, 16 byte aligned
* @param buf_size the input buffer size
* @return 0 if successful, -1 if not.
*/
int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples,
int avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples,
int *frame_size_ptr,
uint8_t *buf, int buf_size);
int avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture,