mirror of https://git.ffmpeg.org/ffmpeg.git
Do not invert samples when encoding Vorbis.
Patch by Frank Barchard, fbarchard google Originally committed as revision 23329 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -915,7 +915,7 @@ static int apply_window_and_mdct(vorbis_enc_context *venc, signed short *audio,
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float * offset = venc->samples + channel*window_len*2 + window_len;
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j = channel;
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for (i = 0; i < samples; i++, j += venc->channels)
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offset[i] = -audio[j] / 32768. / n * win[window_len - i - 1]; //FIXME find out why the sign has to be fliped
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offset[i] = audio[j] / 32768. / n * win[window_len - i - 1];
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}
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} else {
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for (channel = 0; channel < venc->channels; channel++)
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@ -932,7 +932,7 @@ static int apply_window_and_mdct(vorbis_enc_context *venc, signed short *audio,
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float *offset = venc->saved + channel * window_len;
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j = channel;
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for (i = 0; i < samples; i++, j += venc->channels)
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offset[i] = -audio[j] / 32768. / n * win[i]; //FIXME find out why the sign has to be fliped
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offset[i] = audio[j] / 32768. / n * win[i];
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}
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venc->have_saved = 1;
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} else {
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