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| author | Ramiro Polla <ramiro.polla@gmail.com> | 2007-08-13 15:28:29 +0000 |
|---|---|---|
| committer | Ramiro Polla <ramiro.polla@gmail.com> | 2007-08-13 15:28:29 +0000 |
| commit | 5e4c7ca224417902dd714f4f50500b36b8c89148 (patch) | |
| tree | c9fdb0713c75ea36467a645f9cafc67549e1b754 /libavcodec/utils.c | |
| parent | 345bb2ad90f845e004ccef49dec8fa183576eeaa (diff) | |
Add attribute that forces alignment of stack to functions that need it.
Necessary for systems that don't align by default to 16 bytes, required by some
SSE instructions.
Requires GCC >= 4.2.
Based on patch by Gaël Chardon.
Originally committed as revision 10106 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/utils.c')
| -rw-r--r-- | libavcodec/utils.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index c381f03f20..e494baf965 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -829,7 +829,7 @@ AVFrame *avcodec_alloc_frame(void){ return pic; } -int avcodec_open(AVCodecContext *avctx, AVCodec *codec) +int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) { int ret= -1; @@ -880,7 +880,7 @@ end: return ret; } -int avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, +int attribute_align_arg avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, const short *samples) { if(buf_size < FF_MIN_BUFFER_SIZE && 0){ @@ -895,7 +895,7 @@ int avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, return 0; } -int avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, +int attribute_align_arg avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, const AVFrame *pict) { if(buf_size < FF_MIN_BUFFER_SIZE){ @@ -923,7 +923,7 @@ int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, return ret; } -int avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, +int attribute_align_arg avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, int *got_picture_ptr, uint8_t *buf, int buf_size) { @@ -946,7 +946,7 @@ int avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, return ret; } -int avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples, +int attribute_align_arg avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples, int *frame_size_ptr, uint8_t *buf, int buf_size) { |