[pulseaudio-commits] src/pulsecore

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On Fri, 2011-08-26 at 00:43 +0300, Tanu Kaskinen wrote:
> On Thu, 2011-08-25 at 08:50 -0700, Arun Raghavan wrote:
> > src/pulsecore/sink.c   |    2 +-
> >  src/pulsecore/source.c |    2 +-
> >  2 files changed, 2 insertions(+), 2 deletions(-)
> > 
> > New commits:
> > commit af8d0a12e9bbb2a04ef30bf56f32e360a003ee66
> > Author: Arun Raghavan <arun.raghavan at collabora.co.uk>
> > Date:   Thu Aug 25 21:17:51 2011 +0530
> > 
> >     passthrough: Fix what volume we set sinks/sources to
> >     
> >     Devices' 0 dB is base_volume not PA_VOLUME_NORM.
> > 
> > diff --git a/src/pulsecore/sink.c b/src/pulsecore/sink.c
> > index b6c260f..b0c360d 100644
> > --- a/src/pulsecore/sink.c
> > +++ b/src/pulsecore/sink.c
> > @@ -1406,7 +1406,7 @@ void pa_sink_enter_passthrough(pa_sink *s) {
> >      s->saved_volume = *pa_sink_get_volume(s, TRUE);
> >      s->saved_save_volume = s->save_volume;
> >  
> > -    pa_cvolume_set(&volume, s->sample_spec.channels, PA_VOLUME_NORM);
> > +    pa_cvolume_set(&volume, s->sample_spec.channels, s->base_volume);
> >      pa_sink_set_volume(s, &volume, TRUE, FALSE);
> >  }
> >  
> > diff --git a/src/pulsecore/source.c b/src/pulsecore/source.c
> > index 4605656..d79dbb1 100644
> > --- a/src/pulsecore/source.c
> > +++ b/src/pulsecore/source.c
> > @@ -986,7 +986,7 @@ void pa_source_enter_passthrough(pa_source *s) {
> >      s->saved_volume = *pa_source_get_volume(s, TRUE);
> >      s->saved_save_volume = s->save_volume;
> >  
> > -    pa_cvolume_set(&volume, s->sample_spec.channels, PA_VOLUME_NORM);
> > +    pa_cvolume_set(&volume, s->sample_spec.channels, s->base_volume);
> >      pa_source_set_volume(s, &volume, TRUE, FALSE);
> >  }
> 
> I think the volume should be set to PA_MIN(s->base_volume,
> PA_VOLUME_NORM). The base volume can be higher than NORM in some cases,
> which will cause software amplification if the code is left as it is
> now.

Ah, thanks -- I'll fix this up. Is base_volume > 0 dB a case that makes
sense, or is it just something that we might come across with broken dB
values?

Cheers,
Arun




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