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AAC encoder: Fixed a rounding bug in psy's channel bitrate computation.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -316,7 +316,7 @@ static av_cold int psy_3gpp_init(FFPsyContext *ctx) {
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AacPsyCoeffs *coeffs = pctx->psy_coef[j];
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const uint8_t *band_sizes = ctx->bands[j];
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float line_to_frequency = ctx->avctx->sample_rate / (j ? 256.f : 2048.0f);
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float avg_chan_bits = chan_bitrate / ctx->avctx->sample_rate * (j ? 128.0f : 1024.0f);
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float avg_chan_bits = chan_bitrate * (j ? 128.0f : 1024.0f) / ctx->avctx->sample_rate;
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/* reference encoder uses 2.4% here instead of 60% like the spec says */
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float bark_pe = 0.024f * PSY_3GPP_BITS_TO_PE(avg_chan_bits) / num_bark;
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float en_spread_low = j ? PSY_3GPP_EN_SPREAD_LOW_S : PSY_3GPP_EN_SPREAD_LOW_L;
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