static __inline__ void InitializeIncrement( aout_increment_t * p_increment, long l_numerator, long l_denominator );
static __inline__ int NextFrame( aout_thread_t * p_aout, aout_fifo_t * p_fifo, mtime_t aout_date );
+/*****************************************************************************
+ * InitializeIncrement
+ *****************************************************************************/
+static __inline__ void InitializeIncrement( aout_increment_t * p_increment, long l_numerator, long l_denominator )
+{
+ p_increment->l_remainder = -l_denominator;
+
+ p_increment->l_euclidean_integer = 0;
+ while ( l_numerator >= l_denominator )
+ {
+ p_increment->l_euclidean_integer++;
+ l_numerator -= l_denominator;
+ }
+
+ p_increment->l_euclidean_remainder = l_numerator;
+
+ p_increment->l_euclidean_denominator = l_denominator;
+}
+
/*****************************************************************************
* aout_CreateThread: initialize audio thread
*****************************************************************************/
aout_thread_t *aout_CreateThread( int *pi_status )
{
aout_thread_t * p_aout; /* thread descriptor */
- char * psz_method;
+ typedef void ( aout_getplugin_t ) ( aout_thread_t * p_aout );
+ int i_index;
+ int i_best_index = 0, i_best_score = 0;
#if 0
- int i_status; /* thread status */
+ int i_status; /* thread status */
#endif
/* Allocate descriptor */
return( NULL );
}
- /* Request an interface plugin */
- psz_method = main_GetPszVariable( AOUT_METHOD_VAR, AOUT_DEFAULT_METHOD );
-
- if( RequestPlugin( &p_aout->aout_plugin, "aout", psz_method ) )
+ /* Get a suitable audio plugin */
+ for( i_index = 0 ; i_index < p_main->p_bank->i_plugin_count ; i_index++ )
+ {
+ /* If there's a plugin in p_info ... */
+ if( p_main->p_bank->p_info[ i_index ] != NULL )
+ {
+ /* ... and if this plugin provides the functions we want ... */
+ if( p_main->p_bank->p_info[ i_index ]->aout_GetPlugin != NULL )
+ {
+ /* ... and if this plugin has a good score ... */
+ if( p_main->p_bank->p_info[ i_index ]->i_score > i_best_score )
+ {
+ /* ... then take it */
+ i_best_score = p_main->p_bank->p_info[ i_index ]->i_score;
+ i_best_index = i_index;
+ }
+ }
+ }
+ }
+
+ if( i_best_score == 0 )
{
- intf_ErrMsg( "error: could not open audio plugin aout_%s.so\n", psz_method );
free( p_aout );
return( NULL );
}
- /* Get plugins */
- p_aout->p_sys_open = GetPluginFunction( p_aout->aout_plugin, "aout_SysOpen" );
- p_aout->p_sys_reset = GetPluginFunction( p_aout->aout_plugin, "aout_SysReset" );
- p_aout->p_sys_setformat = GetPluginFunction( p_aout->aout_plugin, "aout_SysSetFormat" );
- p_aout->p_sys_setchannels = GetPluginFunction( p_aout->aout_plugin, "aout_SysSetChannels" );
- p_aout->p_sys_setrate = GetPluginFunction( p_aout->aout_plugin, "aout_SysSetRate" );
- p_aout->p_sys_getbufinfo = GetPluginFunction( p_aout->aout_plugin, "aout_SysGetBufInfo" );
- p_aout->p_sys_playsamples = GetPluginFunction( p_aout->aout_plugin, "aout_SysPlaySamples" );
- p_aout->p_sys_close = GetPluginFunction( p_aout->aout_plugin, "aout_SysClose" );
+ /* Get the plugin functions */
+ ( (aout_getplugin_t *)
+ p_main->p_bank->p_info[ i_best_index ]->aout_GetPlugin )( p_aout );
/*
* Initialize audio device
*/
if ( p_aout->p_sys_open( p_aout ) )
{
- TrashPlugin( p_aout->aout_plugin );
free( p_aout );
return( NULL );
}
if ( p_aout->p_sys_reset( p_aout ) )
{
p_aout->p_sys_close( p_aout );
- TrashPlugin( p_aout->aout_plugin );
free( p_aout );
return( NULL );
}
if ( p_aout->p_sys_setformat( p_aout ) )
{
p_aout->p_sys_close( p_aout );
- TrashPlugin( p_aout->aout_plugin );
free( p_aout );
return( NULL );
}
if ( p_aout->p_sys_setchannels( p_aout ) )
{
p_aout->p_sys_close( p_aout );
- TrashPlugin( p_aout->aout_plugin );
free( p_aout );
return( NULL );
}
if ( p_aout->p_sys_setrate( p_aout ) )
{
p_aout->p_sys_close( p_aout );
- TrashPlugin( p_aout->aout_plugin );
free( p_aout );
return( NULL );
}
/* Initialize the vomue level */
p_aout->vol = VOL;
-
-
/* FIXME: maybe it would be cleaner to change SpawnThread prototype
* see vout to handle status correctly ?? however, it is not critical since
if( aout_SpawnThread( p_aout ) )
{
p_aout->p_sys_close( p_aout );
- TrashPlugin( p_aout->aout_plugin );
free( p_aout );
return( NULL );
}
p_aout->p_sys_close( p_aout );
intf_DbgMsg("aout debug: audio device (%s) closed\n", p_aout->psz_device);
- /* Close plugin */
- TrashPlugin( p_aout->aout_plugin );
-
/* Free structure */
free( p_aout );
}
/* Following functions are local */
-/*****************************************************************************
- * InitializeIncrement
- *****************************************************************************/
-static __inline__ void InitializeIncrement( aout_increment_t * p_increment, long l_numerator, long l_denominator )
-{
- p_increment->l_remainder = -l_denominator;
-
- p_increment->l_euclidean_integer = 0;
- while ( l_numerator >= l_denominator )
- {
- p_increment->l_euclidean_integer++;
- l_numerator -= l_denominator;
- }
-
- p_increment->l_euclidean_remainder = l_numerator;
-
- p_increment->l_euclidean_denominator = l_denominator;
-}
-
/*****************************************************************************
* NextFrame
*****************************************************************************/
{
vlc_mutex_lock( &p_aout->fifos_lock );
for ( i_fifo = 0; i_fifo < AOUT_MAX_FIFOS; i_fifo++ )
- {
+ {
switch ( p_aout->fifo[i_fifo].i_type )
- {
+ {
case AOUT_EMPTY_FIFO:
break;
case AOUT_INTF_MONO_FIFO:
if ( p_aout->fifo[i_fifo].l_units > p_aout->l_units )
- {
+ {
l_buffer = 0;
while ( l_buffer < (p_aout->l_units /*<< 1*/) ) /* p_aout->b_stereo == 1 */
- {
+ {
p_aout->s32_buffer[l_buffer++] +=
(s32)( ((s16 *)p_aout->fifo[i_fifo].buffer)[p_aout->fifo[i_fifo].l_unit] );
p_aout->s32_buffer[l_buffer++] +=
p_aout->fifo[i_fifo].l_units -= p_aout->l_units;
}
else
- {
+ {
l_buffer = 0;
while ( l_buffer < (p_aout->fifo[i_fifo].l_units /*<< 1*/) ) /* p_aout->b_stereo == 1 */
- {
+ {
p_aout->s32_buffer[l_buffer++] +=
(s32)( ((s16 *)p_aout->fifo[i_fifo].buffer)[p_aout->fifo[i_fifo].l_unit] );
p_aout->s32_buffer[l_buffer++] +=
case AOUT_INTF_STEREO_FIFO:
if ( p_aout->fifo[i_fifo].l_units > p_aout->l_units )
- {
+ {
l_buffer = 0;
while ( l_buffer < (p_aout->l_units /*<< 1*/) ) /* p_aout->b_stereo == 1 */
- {
+ {
p_aout->s32_buffer[l_buffer++] +=
(s32)( ((s16 *)p_aout->fifo[i_fifo].buffer)[2*p_aout->fifo[i_fifo].l_unit] );
p_aout->s32_buffer[l_buffer++] +=
p_aout->fifo[i_fifo].l_units -= p_aout->l_units;
}
else
- {
+ {
l_buffer = 0;
while ( l_buffer < (p_aout->fifo[i_fifo].l_units /*<< 1*/) ) /* p_aout->b_stereo == 1 */
- {
+ {
p_aout->s32_buffer[l_buffer++] +=
(s32)( ((s16 *)p_aout->fifo[i_fifo].buffer)[2*p_aout->fifo[i_fifo].l_unit] );
p_aout->s32_buffer[l_buffer++] +=
}
}
#define SOUND 1
-#define DEBUG 0
+#define ADEBUG 0
#define COEFF 2
if ( p_aout->fifo[i_fifo].l_units > l_units )
{
*/
#endif
-#if DEBUG
+#if ADEBUG
//intf_DbgMsg( "p_aout->s32_buffer[l_buffer] 11 : %x (%d)",p_aout->s32_buffer[l_buffer-1],p_aout->s32_buffer[l_buffer-1] );
intf_DbgMsg( "p_aout->fifo %ld\n",COEFF*p_aout->fifo[i_fifo].l_unit );
intf_DbgMsg( "%d - p_aout->s32b %ld\n", l_buffer, (s32) ( ((s16 *)p_aout->fifo[i_fifo].buffer)[COEFF*p_aout->fifo[i_fifo].l_unit] ) );
*/
#endif
-#if DEBUG
+#if ADEBUG
//intf_DbgMsg( "p_aout->s32_buffer[l_buffer] 21 : %x (%d)",p_aout->s32_buffer[l_buffer-1],p_aout->s32_buffer[l_buffer-1] );
intf_DbgMsg( "p_aout->fifo %ld\n",COEFF*p_aout->fifo[i_fifo].l_unit );
intf_DbgMsg( "%d - p_aout->s32b %ld\n", l_buffer, (s32) ( ((s16 *)p_aout->fifo[i_fifo].buffer)[COEFF*p_aout->fifo[i_fifo].l_unit] ) );
}
vlc_mutex_unlock( &p_aout->fifos_lock );
-
}
void aout_Thread_U8_Stereo( aout_thread_t * p_aout )
projects / vlc / blobdiff