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alsa: resume output when waking up, fix #1286. some coding style cleanup

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This commit is contained in:
Rafaël Carré 2007-10-02 17:59:31 +00:00
parent 02a2154786
commit d7b943b0df
1 changed files with 40 additions and 35 deletions
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75
modules/audio_output/alsa.c
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@ -874,6 +874,18 @@ static void ALSAFill( aout_instance_t * p_aout )
i_snd_rc = snd_pcm_writei( p_sys->p_snd_pcm, p_buffer->p_buffer, i_snd_rc = snd_pcm_writei( p_sys->p_snd_pcm, p_buffer->p_buffer,
p_buffer->i_nb_samples ); p_buffer->i_nb_samples );
if( i_snd_rc == -ESTRPIPE )
{ /* a suspend event occurred
* (stream is suspended and waiting for an application recovery) */
msg_Dbg( p_aout, "entering in suspend mode, trying to resume..." );
while( !p_aout->b_die && !p_aout->p_libvlc->b_die &&
( i_snd_rc = snd_pcm_resume( p_sys->p_snd_pcm ) ) == -EAGAIN )
msleep( 100000 );
i_snd_rc = snd_pcm_writei( p_sys->p_snd_pcm, p_buffer->p_buffer,
p_buffer->i_nb_samples );
}
if( i_snd_rc < 0 ) if( i_snd_rc < 0 )
{ {
msg_Err( p_aout, "write failed (%s)", msg_Err( p_aout, "write failed (%s)",
@ -884,7 +896,7 @@ static void ALSAFill( aout_instance_t * p_aout )
} }
} }
static void GetDevicesForCard(module_config_t *p_item, int i_card); static void GetDevicesForCard( module_config_t *p_item, int i_card );
static void GetDevices( module_config_t *p_item ); static void GetDevices( module_config_t *p_item );
/***************************************************************************** /*****************************************************************************
@ -924,7 +936,7 @@ static int FindDevicesCallback( vlc_object_t *p_this, char const *psz_name,
} }
static void GetDevicesForCard(module_config_t *p_item, int i_card) static void GetDevicesForCard( module_config_t *p_item, int i_card )
{ {
int i_pcm_device = -1; int i_pcm_device = -1;
int i_err = 0; int i_err = 0;
@ -932,43 +944,37 @@ static void GetDevicesForCard(module_config_t *p_item, int i_card)
snd_ctl_t *p_ctl; snd_ctl_t *p_ctl;
char psz_dev[64]; char psz_dev[64];
char *psz_card_name; char *psz_card_name;
sprintf(psz_dev, "hw:%i", i_card);
if (( i_err = snd_ctl_open(&p_ctl, psz_dev, 0)) < 0 )
{
return;
}
if ((i_err = snd_card_get_name(i_card, &psz_card_name)) != 0)
{
psz_card_name = _("Unknown soundcard");
}
snd_pcm_info_alloca(&p_pcm_info); sprintf( psz_dev, "hw:%i", i_card );
if( ( i_err = snd_ctl_open( &p_ctl, psz_dev, 0 ) ) < 0 )
return;
if( ( i_err = snd_card_get_name( i_card, &psz_card_name ) ) != 0)
psz_card_name = _("Unknown soundcard");
snd_pcm_info_alloca( &p_pcm_info );
for (;;) for (;;)
{ {
char *psz_device, *psz_descr; char *psz_device, *psz_descr;
if ((i_err = snd_ctl_pcm_next_device(p_ctl, &i_pcm_device)) < 0) if( ( i_err = snd_ctl_pcm_next_device( p_ctl, &i_pcm_device ) ) < 0 )
{
i_pcm_device = -1; i_pcm_device = -1;
} if( i_pcm_device < 0 )
if ( i_pcm_device < 0 )
break; break;
snd_pcm_info_set_device(p_pcm_info, i_pcm_device); snd_pcm_info_set_device( p_pcm_info, i_pcm_device );
snd_pcm_info_set_subdevice(p_pcm_info, 0); snd_pcm_info_set_subdevice( p_pcm_info, 0 );
snd_pcm_info_set_stream(p_pcm_info, SND_PCM_STREAM_PLAYBACK); snd_pcm_info_set_stream( p_pcm_info, SND_PCM_STREAM_PLAYBACK );
if ((i_err = snd_ctl_pcm_info(p_ctl, p_pcm_info)) < 0) if( ( i_err = snd_ctl_pcm_info( p_ctl, p_pcm_info ) ) < 0 )
{ {
if (i_err != -ENOENT) if( i_err != -ENOENT )
{ {
/* printf("get_devices_for_card(): " /*printf( "get_devices_for_card(): "
"snd_ctl_pcm_info() " "snd_ctl_pcm_info() "
"failed (%d:%d): %s.\n", i_card, "failed (%d:%d): %s.\n", i_card,
i_pcm_device, snd_strerror(-i_err));*/ i_pcm_device, snd_strerror( -i_err ) );*/
} }
continue; continue;
} }
@ -999,20 +1005,19 @@ static void GetDevices( module_config_t *p_item )
{ {
int i_card = -1; int i_card = -1;
int i_err = 0; int i_err = 0;
if ((i_err = snd_card_next(&i_card)) != 0) if( ( i_err = snd_card_next( &i_card ) ) != 0 )
{ {
// g_warning("snd_next_card() failed: %s", snd_strerror(-err)); /*printf( "snd_card_next() failed: %s", snd_strerror( -i_err ) );*/
return; return;
} }
while (i_card > -1) while( i_card > -1 )
{ {
GetDevicesForCard(p_item, i_card); GetDevicesForCard( p_item, i_card );
if ((i_err = snd_card_next(&i_card)) != 0) if( ( i_err = snd_card_next( &i_card ) ) != 0 )
{ {
// g_warning("snd_next_card() failed: %s", /*printf( "snd_card_next() failed: %s", snd_strerror( -i_err ) );*/
// snd_strerror(-err));
break; break;
} }
} }