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| author | Claudio Freire <klaussfreire@gmail.com> | 2013-05-04 18:35:49 -0300 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-05-05 01:24:57 +0200 |
| commit | c545876d1bcf0f91ab7a2b73a7e9c19057e1a5bd (patch) | |
| tree | 198c71c572a6571fd371a6fceee97dbe343e5b05 /libavcodec/aacpsy.c | |
| parent | adaa7743f5fdca0c0aca0b7ffdebf61c7d868571 (diff) | |
| download | ffmpeg-streaming-c545876d1bcf0f91ab7a2b73a7e9c19057e1a5bd.zip ffmpeg-streaming-c545876d1bcf0f91ab7a2b73a7e9c19057e1a5bd.tar.gz | |
AAC encoder: Fixed a rounding bug in psy's channel bitrate computation.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/aacpsy.c')
| -rw-r--r-- | libavcodec/aacpsy.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/aacpsy.c b/libavcodec/aacpsy.c index 4d4fb54..51c669a 100644 --- a/libavcodec/aacpsy.c +++ b/libavcodec/aacpsy.c @@ -316,7 +316,7 @@ static av_cold int psy_3gpp_init(FFPsyContext *ctx) { AacPsyCoeffs *coeffs = pctx->psy_coef[j]; const uint8_t *band_sizes = ctx->bands[j]; float line_to_frequency = ctx->avctx->sample_rate / (j ? 256.f : 2048.0f); - float avg_chan_bits = chan_bitrate / ctx->avctx->sample_rate * (j ? 128.0f : 1024.0f); + float avg_chan_bits = chan_bitrate * (j ? 128.0f : 1024.0f) / ctx->avctx->sample_rate; /* reference encoder uses 2.4% here instead of 60% like the spec says */ float bark_pe = 0.024f * PSY_3GPP_BITS_TO_PE(avg_chan_bits) / num_bark; float en_spread_low = j ? PSY_3GPP_EN_SPREAD_LOW_S : PSY_3GPP_EN_SPREAD_LOW_L; |
