#include <stdlib.h>
#include <sys/time.h>
+static void mlt_consumer_frame_render( mlt_listener listener, mlt_properties owner, mlt_service this, void **args );
static void mlt_consumer_frame_show( mlt_listener listener, mlt_properties owner, mlt_service this, void **args );
/** Public final methods
this->format = mlt_image_yuv422;
mlt_events_register( properties, "consumer-frame-show", ( mlt_transmitter )mlt_consumer_frame_show );
+ mlt_events_register( properties, "consumer-frame-render", ( mlt_transmitter )mlt_consumer_frame_render );
mlt_events_register( properties, "consumer-stopped", NULL );
// Create the push mutex and condition
listener( owner, this, ( mlt_frame )args[ 0 ] );
}
+static void mlt_consumer_frame_render( mlt_listener listener, mlt_properties owner, mlt_service this, void **args )
+{
+ if ( listener != NULL )
+ listener( owner, this, ( mlt_frame )args[ 0 ] );
+}
+
/** Create a new consumer.
*/
// Just to make sure nothing is hanging around...
mlt_frame_close( this->put );
this->put = NULL;
+ this->put_active = 1;
// Deal with it now.
if ( test_card != NULL )
if ( producer != NULL )
{
// Test card should loop I guess...
- mlt_properties_set( MLT_PRODUCER_PROPERTIES( producer ), "eof", "pause" );
- mlt_producer_set_speed( producer, 0 );
- mlt_producer_set_in_and_out( producer, 0, 0 );
+ mlt_properties_set( MLT_PRODUCER_PROPERTIES( producer ), "eof", "loop" );
+ //mlt_producer_set_speed( producer, 0 );
+ //mlt_producer_set_in_and_out( producer, 0, 0 );
// Set the test card on the consumer
mlt_properties_set_data( properties, "test_card_producer", producer, 0, ( mlt_destructor )mlt_producer_close, NULL );
struct timeval now;
struct timespec tm;
pthread_mutex_lock( &this->put_mutex );
- while ( !mlt_consumer_is_stopped( this ) && this->put != NULL )
+ while ( this->put_active && this->put != NULL )
{
gettimeofday( &now, NULL );
tm.tv_sec = now.tv_sec + 1;
tm.tv_nsec = now.tv_usec * 1000;
pthread_cond_timedwait( &this->put_cond, &this->put_mutex, &tm );
}
- if ( !mlt_consumer_is_stopped( this ) && this->put == NULL )
+ if ( this->put_active && this->put == NULL )
this->put = frame;
else
mlt_frame_close( frame );
struct timeval now;
struct timespec tm;
pthread_mutex_lock( &this->put_mutex );
- while ( !mlt_consumer_is_stopped( this ) && this->put == NULL )
+ while ( this->put_active && this->put == NULL )
{
gettimeofday( &now, NULL );
tm.tv_sec = now.tv_sec + 1;
{
mlt_service_get_frame( service, &frame, 0 );
}
+ else
+ {
+ frame = mlt_frame_init( );
+ }
if ( frame != NULL )
{
int64_t time_frame = 0;
int64_t time_process = 0;
int skip_next = 0;
+ mlt_service lock_object = NULL;
// Get the first frame
frame = mlt_consumer_get_frame( this );
+ // Get the lock object
+ lock_object = mlt_properties_get_data( MLT_FRAME_PROPERTIES( frame ), "consumer_lock_service", NULL );
+
+ // Lock it
+ if ( lock_object ) mlt_service_lock( lock_object );
+
// Get the image of the first frame
if ( !video_off )
+ {
+ mlt_events_fire( MLT_CONSUMER_PROPERTIES( this ), "consumer-frame-render", frame, NULL );
mlt_frame_get_image( frame, &image, &this->format, &width, &height, 0 );
+ }
if ( !audio_off )
{
mlt_frame_get_audio( frame, &pcm, &afmt, &frequency, &channels, &samples );
}
+ // Unlock the lock object
+ if ( lock_object ) mlt_service_unlock( lock_object );
+
+ // Mark as rendered
mlt_properties_set_int( MLT_FRAME_PROPERTIES( frame ), "rendered", 1 );
// Get the starting time (can ignore the times above)
if ( frame == NULL )
continue;
+ // Attempt to fetch the lock object
+ lock_object = mlt_properties_get_data( MLT_FRAME_PROPERTIES( frame ), "consumer_lock_service", NULL );
+
// Increment the count
count ++;
+ // Lock if there's a lock object
+ if ( lock_object ) mlt_service_lock( lock_object );
+
// All non normal playback frames should be shown
if ( mlt_properties_get_int( MLT_FRAME_PROPERTIES( frame ), "_speed" ) != 1 )
{
+ mlt_properties_set_int( MLT_FRAME_PROPERTIES( frame ), "consumer_deinterlace", 1 );
skipped = 0;
time_frame = 0;
time_process = 0;
{
// Get the image, mark as rendered and time it
if ( !video_off )
+ {
+ mlt_events_fire( MLT_CONSUMER_PROPERTIES( this ), "consumer-frame-render", frame, NULL );
mlt_frame_get_image( frame, &image, &this->format, &width, &height, 0 );
+ }
mlt_properties_set_int( MLT_FRAME_PROPERTIES( frame ), "rendered", 1 );
}
else
// Determine if the next frame should be skipped
if ( mlt_deque_count( this->queue ) <= 5 && ( ( time_wait + time_frame + time_process ) / count ) > 40000 )
skip_next = 1;
+
+ // Unlock if there's a lock object
+ if ( lock_object ) mlt_service_unlock( lock_object );
}
// Remove the last frame
static void consumer_read_ahead_start( mlt_consumer this )
{
- pthread_attr_t thread_attributes;
-
// We're running now
this->ahead = 1;
// Create the condition
pthread_cond_init( &this->cond, NULL );
- // Inherit the scheduling priority
- pthread_attr_init( &thread_attributes );
- pthread_attr_setinheritsched( &thread_attributes, PTHREAD_INHERIT_SCHED );
-
// Create the read ahead
- pthread_create( &this->ahead_thread, &thread_attributes, consumer_read_ahead_thread, this );
+ pthread_create( &this->ahead_thread, NULL, consumer_read_ahead_thread, this );
}
static void consumer_read_ahead_stop( mlt_consumer this )
{
// Get the properies
mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
+ char *debug = mlt_properties_get( MLT_CONSUMER_PROPERTIES( this ), "debug" );
+
+ // Just in case...
+ if ( debug ) fprintf( stderr, "%s: stopping put waiting\n", debug );
+ pthread_mutex_lock( &this->put_mutex );
+ this->put_active = 0;
+ pthread_cond_broadcast( &this->put_cond );
+ pthread_mutex_unlock( &this->put_mutex );
// Stop the consumer
+ if ( debug ) fprintf( stderr, "%s: stopping consumer\n", debug );
if ( this->stop != NULL )
this->stop( this );
// Check if the user has requested real time or not and stop if necessary
+ if ( debug ) fprintf( stderr, "%s: stopping read_ahead\n", debug );
if ( mlt_properties_get_int( properties, "real_time" ) )
consumer_read_ahead_stop( this );
- // Just in case...
- pthread_mutex_lock( &this->put_mutex );
- if ( this->put != NULL )
- {
- mlt_frame_close( this->put );
- this->put = NULL;
- }
- pthread_cond_broadcast( &this->put_cond );
- pthread_mutex_unlock( &this->put_mutex );
-
// Kill the test card
mlt_properties_set_data( properties, "test_card_producer", NULL, 0, NULL, NULL );
if ( mlt_properties_get( properties, "post" ) )
system( mlt_properties_get( properties, "post" ) );
+ if ( debug ) fprintf( stderr, "%s: stopped\n", debug );
+
return 0;
}
if ( consumer_close )
{
// Just in case...
- mlt_consumer_stop( this );
+ //mlt_consumer_stop( this );
this->close = NULL;
consumer_close( this );
}
else
{
-
// Make sure it only gets called once
this->parent.close = NULL;
// Destroy the push mutex and condition
- pthread_cond_broadcast( &this->put_cond );
pthread_mutex_destroy( &this->put_mutex );
pthread_cond_destroy( &this->put_cond );