[PATCH] Set PulseAudio media role to a11y

[Rui Batista]

Hi,
Qui, 2010-08-12 ?s 08:53 +0200, Andrei Kholodnyi escreveu:
> NACK,
> it shall be define as a parameter.
> SD is not a11y app. It can be a11y, that's true.
> 
Agreed. Anyway a11y is the most common use case so it should be on by
default.

Regards,

Rui Batista
> On 8/12/10, Luke Yelavich <themuso at ubuntu.com> wrote:
> > From: Luke Yelavich <themuso at themuso.com>
> >
> > PulseAudio allows clients to set various properties relevant to themselves,
> > one of which is a media role. PulseAudio takes action in different audio
> > streams, depending on the media role. Speech Dispatcher should identify
> > itself as an accessibility application, to make sure that its audio
> > stream never gets interrupted by PulseAudio.
> > ---
> >  src/audio/pulse.c |    4 ++++
> >  1 files changed, 4 insertions(+), 0 deletions(-)
> >
> > diff --git a/src/audio/pulse.c b/src/audio/pulse.c
> > index b45fc34..f32a8b4 100644
> > --- a/src/audio/pulse.c
> > +++ b/src/audio/pulse.c
> > @@ -34,6 +34,7 @@
> >  #include <pulse/simple.h>
> >  #include <pulse/error.h>
> >  #include <stdarg.h>
> > +#include <stdlib.h>
> >
> >  /* Switch this on to debug, see output log location in MSG() */
> >  //#define DEBUG_PULSE
> > @@ -107,6 +108,8 @@ static int _pulse_open(AudioID * id, int sample_rate,
> > int num_channels,
> >    buffAttr.prebuf = (uint32_t)-1;
> >    buffAttr.minreq = (uint32_t)-1;
> >    buffAttr.fragsize = (uint32_t)-1;
> > +  /* Set the media role to accessibility */
> > +  setenv("PULSE_PROP_media.role", "a11y", 1);
> >    /* Open new connection */
> >    if(!(id->pa_simple = pa_simple_new(id->pa_server, "speech-dispatcher",
> > PA_STREAM_PLAYBACK,
> >                                  NULL, "playback", &ss, NULL, &buffAttr, 
> > &error))) {
> > @@ -212,6 +215,7 @@ int pulse_close (AudioID * id)
> >      if(id->pa_simple != NULL) {
> >          pa_simple_free(id->pa_simple);
> >          id->pa_simple = NULL;
> > +        unsetenv("PULSE_PROP_media.role");
> >      }
> >      return 0;
> >  }
> > --
> > 1.7.1
> >
> >
> > _______________________________________________
> > Speechd mailing list
> > Speechd at lists.freebsoft.org
> > http://lists.freebsoft.org/mailman/listinfo/speechd
> >
> 

Rui Batista
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