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wmv2: drop non emu edge mode 

slightly (~ 0.5%) faster, tested with time ./ffmpeg

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-03-28 21:56:02 +01:00
parent 76e6b1eba1
commit 8fc52a5ef9
2 changed files with 2 additions and 1 deletions
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1
libavcodec/wmv2.c
View File

@ -116,7 +116,6 @@ void ff_mspel_motion(MpegEncContext *s,
uvlinesize = s->uvlinesize;
ptr = ref_picture[0] + (src_y * linesize) + src_x;
if(s->flags&CODEC_FLAG_EMU_EDGE || src_y <= -15 || src_y >= s->height - 1)
if(src_x<1 || src_y<1 || src_x + 17 >= s->h_edge_pos
|| src_y + h+1 >= v_edge_pos){
s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr - 1 - s->linesize, s->linesize, 19, 19,

2
libavcodec/wmv2dec.c
View File

@ -446,6 +446,8 @@ int ff_wmv2_decode_mb(MpegEncContext *s, int16_t block[6][64])
static av_cold int wmv2_decode_init(AVCodecContext *avctx){
Wmv2Context * const w= avctx->priv_data;
avctx->flags |= CODEC_FLAG_EMU_EDGE;
if(ff_msmpeg4_decode_init(avctx) < 0)
return -1;