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| author | Michael Niedermayer <michaelni@gmx.at> | 2006-12-20 23:43:13 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2006-12-20 23:43:13 +0000 |
| commit | cb284d4b77ba4caf727353a216ee7dda79039175 (patch) | |
| tree | 2d7ab5698c7493b9f03a20c48ac14a5048015867 /libavcodec/mpegvideo.c | |
| parent | e825b5009f88a2ac78d05f960a747ddc6ad4ed22 (diff) | |
| download | ffmpeg-cb284d4b77ba4caf727353a216ee7dda79039175.tar.gz | |
try direct mode MB after QPRD, slight PSNR/bitrate gain if b frames + QPRD
Originally committed as revision 7336 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/mpegvideo.c')
| -rw-r--r-- | libavcodec/mpegvideo.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c index 41127013c6..b2becd22bd 100644 --- a/libavcodec/mpegvideo.c +++ b/libavcodec/mpegvideo.c @@ -5172,16 +5172,6 @@ static int encode_thread(AVCodecContext *c, void *arg){ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR, pb, pb2, tex_pb, &dmin, &next_block, 0, 0); } - if(mb_type&CANDIDATE_MB_TYPE_DIRECT){ - int mx= s->b_direct_mv_table[xy][0]; - int my= s->b_direct_mv_table[xy][1]; - - s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; - s->mb_intra= 0; - ff_mpeg4_set_direct_mv(s, mx, my); - encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb, - &dmin, &next_block, mx, my); - } if(mb_type&CANDIDATE_MB_TYPE_FORWARD_I){ s->mv_dir = MV_DIR_FORWARD; s->mv_type = MV_TYPE_FIELD; @@ -5280,10 +5270,20 @@ static int encode_thread(AVCodecContext *c, void *arg){ } } } - qp= best_s.qscale; - s->current_picture.qscale_table[xy]= qp; } } + if(mb_type&CANDIDATE_MB_TYPE_DIRECT){ + int mx= s->b_direct_mv_table[xy][0]; + int my= s->b_direct_mv_table[xy][1]; + + backup_s.dquant = 0; + s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; + s->mb_intra= 0; + ff_mpeg4_set_direct_mv(s, mx, my); + encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb, + &dmin, &next_block, mx, my); + } + s->current_picture.qscale_table[xy]= best_s.qscale; copy_context_after_encode(s, &best_s, -1); |