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| author | Michael Niedermayer <michaelni@gmx.at> | 2003-10-07 11:32:40 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2003-10-07 11:32:40 +0000 |
| commit | 158c7f059c3906b0116ae73a7669a3bb7bc570bb (patch) | |
| tree | 1dbb85c2164bec440148a818aeafd6c6197b80c6 /libavcodec/utils.c | |
| parent | 72385798357e53f64ba5ac405fb1b227ddcffc6c (diff) | |
| download | ffmpeg-158c7f059c3906b0116ae73a7669a3bb7bc570bb.tar.gz | |
use lagrange multipler instead of qp for ratecontrol, this may break some things, tell me ASAP if u notice anything broken
quality which was 1..31 float is now a 1..FF_LAMBDA_MAX int, and FF_QP2LAMBDA * qp can be used to convert to the new range
Originally committed as revision 2348 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/utils.c')
| -rw-r--r-- | libavcodec/utils.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 050f26e7b8..91797835f0 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -272,6 +272,8 @@ void avcodec_get_context_defaults(AVCodecContext *s){ s->release_buffer= avcodec_default_release_buffer; s->get_format= avcodec_default_get_format; s->me_subpel_quality=8; + s->lmin= FF_QP2LAMBDA * s->qmin; + s->lmax= FF_QP2LAMBDA * s->qmax; s->intra_quant_bias= FF_DEFAULT_QUANT_BIAS; s->inter_quant_bias= FF_DEFAULT_QUANT_BIAS; |