ffmpeg | branch: master | Reimar Döffinger <reimar.doeffin...@gmx.de> | Sat Nov 15 18:53:58 2014 +0100| [33fc1ccb4910b05a0f64b47fc2957fd73d5806ac] | committer: Reimar Döffinger
h264_mb: Use smaller data type for refs in await_references. As far as I can tell the value can never go outside the int16_t type. And especially the cost of the initialization is reduced quite a bit by making it smaller. Overall decoding speedup not measurable though. Signed-off-by: Reimar Döffinger <reimar.doeffin...@gmx.de> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=33fc1ccb4910b05a0f64b47fc2957fd73d5806ac --- libavcodec/h264_mb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/h264_mb.c b/libavcodec/h264_mb.c index 7feae57..dd406c7 100644 --- a/libavcodec/h264_mb.c +++ b/libavcodec/h264_mb.c @@ -49,7 +49,7 @@ static inline int get_lowest_part_list_y(H264Context *h, H264Picture *pic, int n return FFMAX(0, bottom); } -static inline void get_lowest_part_y(H264Context *h, int refs[2][48], int n, +static inline void get_lowest_part_y(H264Context *h, int16_t refs[2][48], int n, int height, int y_offset, int list0, int list1, int *nrefs) { @@ -96,7 +96,7 @@ static void await_references(H264Context *h) { const int mb_xy = h->mb_xy; const int mb_type = h->cur_pic.mb_type[mb_xy]; - int refs[2][48]; + int16_t refs[2][48]; int nrefs[2] = { 0 }; int ref, list; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
