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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-07-29 19:49:22 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-07-29 22:02:46 +0200 |
| commit | 72dabdfc58064fcb249f26fc7afca2221f18a832 (patch) | |
| tree | e37f5b9b18ecfd3181c19d2ad43b13ecaab6c0bc /libavcodec/psymodel.c | |
| parent | 981d97f69789bdbf7a0cb325a70befeaeeb4d9e3 (diff) | |
| download | ffmpeg-72dabdfc58064fcb249f26fc7afca2221f18a832.tar.gz | |
aacenc: new default cutoff
Improves subjective quality
Formula and testing by: kamedo2 <fujisakihir90@yahoo.co.jp>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/psymodel.c')
| -rw-r--r-- | libavcodec/psymodel.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/psymodel.c b/libavcodec/psymodel.c index a17aecc422..bdd2509f35 100644 --- a/libavcodec/psymodel.c +++ b/libavcodec/psymodel.c @@ -100,6 +100,9 @@ av_cold struct FFPsyPreprocessContext* ff_psy_preprocess_init(AVCodecContext *av if (avctx->cutoff > 0) cutoff_coeff = 2.0 * avctx->cutoff / avctx->sample_rate; + if (!cutoff_coeff && avctx->codec_id == CODEC_ID_AAC) + cutoff_coeff = 2.0 * AAC_CUTOFF(avctx) / avctx->sample_rate; + if (cutoff_coeff) ctx->fcoeffs = ff_iir_filter_init_coeffs(avctx, FF_FILTER_TYPE_BUTTERWORTH, FF_FILTER_MODE_LOWPASS, FILT_ORDER, |