diff options
| author | Rodeo <[email protected]> | 2013-02-05 17:53:03 +0000 |
|---|---|---|
| committer | Rodeo <[email protected]> | 2013-02-05 17:53:03 +0000 |
| commit | 5ca5ec3e6f4ebb47e92984a4ef859510df56b537 (patch) | |
| tree | 22dbb88491ce5e6d7b8c844ebdb79581993f2e52 /libhb/encavcodecaudio.c | |
| parent | 4017dfc2050336c4476f89fd4c4e358449b9376e (diff) | |
Audio dithering.
Works with encoders that accept 16-bit signed integers as input (currently, only ffflac).
When supported, the default method is standard triangular.
CLI users can request a specific dither algorithm via the --adither option.
git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@5241 b64f7644-9d1e-0410-96f1-a4d463321fa5
Diffstat (limited to 'libhb/encavcodecaudio.c')
| -rw-r--r-- | libhb/encavcodecaudio.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libhb/encavcodecaudio.c b/libhb/encavcodecaudio.c index 669691dc1..ecd75ff98 100644 --- a/libhb/encavcodecaudio.c +++ b/libhb/encavcodecaudio.c @@ -148,6 +148,16 @@ static int encavcodecaInit(hb_work_object_t *w, hb_job_t *job) context->channel_layout, 0); av_opt_set_int(pv->avresample, "out_channel_layout", context->channel_layout, 0); + if (hb_audio_dither_is_supported(audio->config.out.codec)) + { + // dithering needs the sample rate + av_opt_set_int(pv->avresample, "in_sample_rate", + context->sample_rate, 0); + av_opt_set_int(pv->avresample, "out_sample_rate", + context->sample_rate, 0); + av_opt_set_int(pv->avresample, "dither_method", + audio->config.out.dither_method, 0); + } if (avresample_open(pv->avresample)) { hb_error("encavcodecaInit: avresample_open() failed"); |