diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2015-01-31 06:57:50 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-01-31 06:57:50 +0300 |
| commit | 9f73b88c624a0b70a3d1169b9f6fa49002dfb94a (patch) | |
| tree | 4b64cc93e2c7653851d8dc3508947ec70de5d179 /libavcodec/h261enc.c | |
| parent | f5722ba276e524a48973d9db63b80a3dcc206ce4 (diff) | |
avcodec/h261enc: fix dquant encoding
Fixes Ticket4111
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/h261enc.c')
| -rw-r--r-- | libavcodec/h261enc.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/libavcodec/h261enc.c b/libavcodec/h261enc.c index 75211a0712..d7b56a8e43 100644 --- a/libavcodec/h261enc.c +++ b/libavcodec/h261enc.c @@ -250,12 +250,13 @@ void ff_h261_encode_mb(MpegEncContext *s, int16_t block[6][64], /* mvd indicates if this block is motion compensated */ mvd = motion_x | motion_y; - if ((cbp | mvd | s->dquant) == 0) { + if ((cbp | mvd) == 0) { /* skip macroblock */ s->skip_count++; s->mb_skip_run++; s->last_mv[0][0][0] = 0; s->last_mv[0][0][1] = 0; + s->qscale -= s->dquant; return; } } @@ -274,13 +275,15 @@ void ff_h261_encode_mb(MpegEncContext *s, int16_t block[6][64], h->mtype += 3; if (s->loop_filter) h->mtype += 3; - if (cbp || s->dquant) + if (cbp) h->mtype++; av_assert1(h->mtype > 1); } - if (s->dquant) + if (s->dquant && cbp) { h->mtype++; + } else + s->qscale -= s->dquant; put_bits(&s->pb, ff_h261_mtype_bits[h->mtype], |