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ffmpeg: fix dither to 24bit PCM output 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-01-08 17:17:31 +01:00
parent 9aec63af9b
commit a260c79733
1 changed files with 2 additions and 0 deletions
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2
ffmpeg_opt.c
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@ -1014,6 +1014,8 @@ static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, e
av_opt_get_int (o->g->swr_opts, "filter_type" , 0, &ost->swr_filter_type); av_opt_get_int (o->g->swr_opts, "filter_type" , 0, &ost->swr_filter_type);
av_opt_get_int (o->g->swr_opts, "dither_method", 0, &ost->swr_dither_method); av_opt_get_int (o->g->swr_opts, "dither_method", 0, &ost->swr_dither_method);
av_opt_get_double(o->g->swr_opts, "dither_scale" , 0, &ost->swr_dither_scale); av_opt_get_double(o->g->swr_opts, "dither_scale" , 0, &ost->swr_dither_scale);
if (ost->enc && av_get_exact_bits_per_sample(ost->enc->id) == 24)
ost->swr_dither_scale = ost->swr_dither_scale*256;
ost->source_index = source_index; ost->source_index = source_index;
if (source_index >= 0) { if (source_index >= 0) {