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author | Alex Converse <alex.converse@gmail.com> | 2009-07-14 05:22:23 +0000 |
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committer | Alex Converse <alex.converse@gmail.com> | 2009-07-14 05:22:23 +0000 |
commit | 2876a9dbafc1a86442d33be2a370a682991772dc (patch) | |
tree | 43a6ac8046f52f177689a0542e4e63224d3a9420 /libavcodec/psymodel.c | |
parent | 19b4c62883b9e441872de382a4f805316123e340 (diff) | |
download | ffmpeg-2876a9dbafc1a86442d33be2a370a682991772dc.tar.gz |
Use cutoff frequency to adjust bandwidth in the generic psymodel preprocess.
Originally committed as revision 19429 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/psymodel.c')
-rw-r--r-- | libavcodec/psymodel.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavcodec/psymodel.c b/libavcodec/psymodel.c index 17c1a41f4b..b337bfd509 100644 --- a/libavcodec/psymodel.c +++ b/libavcodec/psymodel.c @@ -84,7 +84,9 @@ av_cold struct FFPsyPreprocessContext* ff_psy_preprocess_init(AVCodecContext *av ctx = av_mallocz(sizeof(FFPsyPreprocessContext)); ctx->avctx = avctx; - if (avctx->flags & CODEC_FLAG_QSCALE) + if (avctx->cutoff > 0) + cutoff_coeff = 2.0 * avctx->cutoff / avctx->sample_rate; + else if (avctx->flags & CODEC_FLAG_QSCALE) cutoff_coeff = 1.0f / av_clip(1 + avctx->global_quality / FF_QUALITY_SCALE, 1, 8); else cutoff_coeff = avctx->bit_rate / (4.0f * avctx->sample_rate * avctx->channels); |