void mlt_producer_close( mlt_producer self )
{
if ( self != NULL && mlt_properties_dec_ref( MLT_PRODUCER_PROPERTIES( self ) ) <= 0 )
{
self->parent.close = NULL;
if ( self->close != NULL )
{
self->close( self->close_object );
}
else
{
int destroy = mlt_producer_is_cut( self );
#if _MLT_PRODUCER_CHECKS_ == 1
// Show debug info
mlt_properties_debug( MLT_PRODUCER_PROPERTIES( self ), "Producer closing", stderr );
#endif
#ifdef _MLT_PRODUCER_CHECKS_
// Show current stats - these should match when the app is closed
mlt_log( MLT_PRODUCER_SERVICE( self ), MLT_LOG_DEBUG, "Producers created %d, destroyed %d\n", producers_created, ++producers_destroyed );
#endif
mlt_service_close( &self->parent );
if ( destroy )
free( self );
}
}
}
void filter_close( mlt_filter filter )
{
destruct( MLT_FILTER_PROPERTIES ( filter ) );
filter->close = NULL;
filter->parent.close = NULL;
mlt_service_close( &filter->parent );
}
void mlt_service_close( mlt_service self )
{
if ( self != NULL && mlt_properties_dec_ref( MLT_SERVICE_PROPERTIES( self ) ) <= 0 )
{
if ( self->close != NULL )
{
self->close( self->close_object );
}
else
{
mlt_service_base *base = self->local;
int i = 0;
int count = base->filter_count;
mlt_events_block( MLT_SERVICE_PROPERTIES( self ), self );
while( count -- )
mlt_service_detach( self, base->filters[ 0 ] );
free( base->filters );
for ( i = 0; i < base->count; i ++ )
if ( base->in[ i ] != NULL )
mlt_service_close( base->in[ i ] );
self->parent.close = NULL;
free( base->in );
pthread_mutex_destroy( &base->mutex );
free( base );
mlt_properties_close( &self->parent );
}
}
}
void mlt_consumer_close( mlt_consumer self )
{
if ( self != NULL && mlt_properties_dec_ref( MLT_CONSUMER_PROPERTIES( self ) ) <= 0 )
{
// Get the childs close function
void ( *consumer_close )( ) = self->close;
if ( consumer_close )
{
// Just in case...
//mlt_consumer_stop( self );
self->close = NULL;
consumer_close( self );
}
else
{
// Make sure it only gets called once
self->parent.close = NULL;
// Destroy the push mutex and condition
pthread_mutex_destroy( &self->put_mutex );
pthread_cond_destroy( &self->put_cond );
mlt_service_close( &self->parent );
}
}
}
static void filter_close( mlt_filter filter )
{
private_data* self = (private_data*)filter->child;
free( self );
filter->child = NULL;
filter->close = NULL;
filter->parent.close = NULL;
mlt_service_close( &filter->parent );
}
void mlt_frame_close( mlt_frame self )
{
if ( self != NULL && mlt_properties_dec_ref( MLT_FRAME_PROPERTIES( self ) ) <= 0 )
{
mlt_deque_close( self->stack_image );
mlt_deque_close( self->stack_audio );
while( mlt_deque_peek_back( self->stack_service ) )
mlt_service_close( mlt_deque_pop_back( self->stack_service ) );
mlt_deque_close( self->stack_service );
mlt_properties_close( &self->parent );
free( self );
}
}
static void filter_close( mlt_filter filter )
{
vs_data* data = (vs_data*)filter->child;
if ( data )
{
if ( data->analyze_data ) destory_analyze_data( data->analyze_data );
if ( data->apply_data ) destory_apply_data( data->apply_data );
free( data );
}
filter->close = NULL;
filter->child = NULL;
filter->parent.close = NULL;
mlt_service_close( &filter->parent );
}
static void filter_close( mlt_filter filter )
{
private_data* pdata = (private_data*)filter->child;
if ( pdata )
{
mlt_filter_close( pdata->fft );
free( pdata->fft_prop_name );
free( pdata );
}
filter->child = NULL;
filter->close = NULL;
filter->parent.close = NULL;
mlt_service_close( &filter->parent );
}
void mlt_filter_close( mlt_filter self )
{
if ( self != NULL && mlt_properties_dec_ref( MLT_FILTER_PROPERTIES( self ) ) <= 0 )
{
if ( self->close != NULL )
{
self->close( self );
}
else
{
self->parent.close = NULL;
mlt_service_close( &self->parent );
}
free( self );
}
}
static void filter_close( mlt_filter filter )
{
private_data* pdata = (private_data*)filter->child;
if( pdata )
{
if( pdata->r128 )
{
ebur128_destroy( &pdata->r128 );
}
free( pdata );
}
filter->child = NULL;
filter->close = NULL;
filter->parent.close = NULL;
mlt_service_close( &filter->parent );
}
void mlt_transition_close( mlt_transition self )
{
if ( self != NULL && mlt_properties_dec_ref( MLT_TRANSITION_PROPERTIES( self ) ) <= 0 )
{
self->parent.close = NULL;
if ( self->close != NULL )
{
self->close( self );
}
else
{
mlt_service_close( &self->parent );
free( self->frames );
free( self );
}
}
}
int mlt_service_disconnect_all_producers( mlt_service self)
{
int disconnected = 0, i = 0;
mlt_service_base *base = self->local;
if ( base->in )
{
for ( i = 0 ; i < base->count ; i ++ )
{
mlt_service current = base->in[ i ];
if ( current )
{
mlt_service_close( current );
disconnected ++;
}
base->in[ i ] = NULL;
}
base->count = 0;
}
return disconnected;
}
int mlt_service_disconnect_producer( mlt_service self, int index )
{
mlt_service_base *base = self->local;
if ( base->in && index >= 0 && index < base->count )
{
mlt_service current = base->in[ index ];
if ( current )
{
// Close the current producer.
mlt_service_disconnect( current );
mlt_service_close( current );
base->in[ index ] = NULL;
// Contract the list of producers.
for ( ; index + 1 < base->count; index ++ )
base->in[ index ] = base->in[ index + 1 ];
base->count --;
return 0;
}
}
return -1;
}
int mlt_service_connect_producer( mlt_service self, mlt_service producer, int index )
{
int i = 0;
// Get the service base
mlt_service_base *base = self->local;
// Special case 'track' index - only works for last filter(s) in a particular chain
// but allows a filter to apply to the output frame regardless of which track it comes from
if ( index == -1 )
index = 0;
// Check if the producer is already registered with this service
for ( i = 0; i < base->count; i ++ )
if ( base->in[ i ] == producer )
return 3;
// Allocate space
if ( index >= base->size )
{
int new_size = base->size + index + 10;
base->in = realloc( base->in, new_size * sizeof( mlt_service ) );
if ( base->in != NULL )
{
for ( i = base->size; i < new_size; i ++ )
base->in[ i ] = NULL;
base->size = new_size;
}
}
// If we have space, assign the input
if ( base->in != NULL && index >= 0 && index < base->size )
{
// Get the current service
mlt_service current = ( index < base->count )? base->in[ index ] : NULL;
// Increment the reference count on this producer
if ( producer != NULL )
mlt_properties_inc_ref( MLT_SERVICE_PROPERTIES( producer ) );
// Now we disconnect the producer service from its consumer
mlt_service_disconnect( producer );
// Add the service to index specified
base->in[ index ] = producer;
// Determine the number of active tracks
if ( index >= base->count )
base->count = index + 1;
// Now we connect the producer to its connected consumer
mlt_service_connect( producer, self );
// Close the current service
mlt_service_close( current );
// Inform caller that all went well
return 0;
}
else
{
return -1;
}
}
