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| author | Michael Niedermayer <michaelni@gmx.at> | 2007-09-09 16:54:00 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2007-09-09 16:54:00 +0000 |
| commit | b85bf991f63db00cbe9dc56d0a99a298018cd596 (patch) | |
| tree | 324f9880f29dc98ef170c2166f1fe375d5576bb6 | |
| parent | bc66275b06a78c628c86a69038bd3d97d5a80d29 (diff) | |
| download | ffmpeg-b85bf991f63db00cbe9dc56d0a99a298018cd596.tar.gz | |
do not force the halfpel filter coeffs to be retransmitted on every frame
if always_reset is set
Originally committed as revision 10460 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | doc/snow.txt | 5 | ||||
| -rw-r--r-- | libavcodec/snow.c | 5 |
2 files changed, 4 insertions, 6 deletions
diff --git a/doc/snow.txt b/doc/snow.txt index 688dbd836f..ba6a5f4624 100644 --- a/doc/snow.txt +++ b/doc/snow.txt @@ -56,9 +56,8 @@ header: qlogs } if(!keyframe){ - if(!always_reset) - update_mc b header_state - if(always_reset || update_mc){ + update_mc b header_state + if(update_mc){ for(plane=0; plane<2; plane++){ diag_mc b header_state htaps/2-1 u header_state diff --git a/libavcodec/snow.c b/libavcodec/snow.c index 7ccedfabab..a52cffcdce 100644 --- a/libavcodec/snow.c +++ b/libavcodec/snow.c @@ -3574,8 +3574,7 @@ static void encode_header(SnowContext *s){ update_mc |= p->last_diag_mc != p->diag_mc; update_mc |= !!memcmp(p->last_hcoeff, p->hcoeff, sizeof(p->hcoeff)); } - if(!s->always_reset) - put_rac(&s->c, s->header_state, update_mc); + put_rac(&s->c, s->header_state, update_mc); if(update_mc){ for(plane_index=0; plane_index<2; plane_index++){ Plane *p= &s->plane[plane_index]; @@ -3661,7 +3660,7 @@ static int decode_header(SnowContext *s){ } if(!s->keyframe){ - if(s->always_reset || get_rac(&s->c, s->header_state)){ + if(get_rac(&s->c, s->header_state)){ for(plane_index=0; plane_index<2; plane_index++){ int htaps, i, sum=0, absum=0; Plane *p= &s->plane[plane_index]; |