X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fframework%2Fmlt_consumer.c;h=86bed309025fe804f53021d5bf4e8b92bb93a520;hb=1171e98b787df5cbbba737df820d9c9611f81723;hp=2fb7dd33c597f09f3cfbc6800d6f247ea38e8373;hpb=c1c8b798d6215f20b3a3f87cd1fa2954f31d6031;p=melted diff --git a/src/framework/mlt_consumer.c b/src/framework/mlt_consumer.c index 2fb7dd3..86bed30 100644 --- a/src/framework/mlt_consumer.c +++ b/src/framework/mlt_consumer.c @@ -78,6 +78,9 @@ int mlt_consumer_init( mlt_consumer this, void *child ) // Default of all consumers is real time mlt_properties_set_int( properties, "real_time", 1 ); + // Default to environment test card + mlt_properties_set( properties, "test_card", mlt_environment( "MLT_TEST_CARD" ) ); + // Hmm - default all consumers to yuv422 :-/ this->format = mlt_image_yuv422; } @@ -141,8 +144,7 @@ int mlt_consumer_start( mlt_consumer this ) if ( mlt_properties_get_data( properties, "test_card_producer", NULL ) == NULL ) { // Create a test card producer - // TODO: do we want to use fezzik here? - mlt_producer producer = mlt_factory_producer( "fezzik", test_card ); + mlt_producer producer = mlt_factory_producer( NULL, test_card ); // Do we have a producer if ( producer != NULL ) @@ -165,6 +167,9 @@ int mlt_consumer_start( mlt_consumer this ) mlt_properties_set_data( properties, "test_card_producer", NULL, 0, NULL, NULL ); } + // Set the real_time preference + this->real_time = mlt_properties_get_int( properties, "real_time" ); + // Start the service if ( this->start != NULL ) return this->start( this ); @@ -172,7 +177,7 @@ int mlt_consumer_start( mlt_consumer this ) return 0; } -/** Protected method :-/ for consumer to get frames from connected service +/** Protected method for consumer to get frames from connected service */ mlt_frame mlt_consumer_get_frame( mlt_consumer this ) @@ -233,8 +238,23 @@ static void *consumer_read_ahead_thread( void *arg ) int width = mlt_properties_get_int( properties, "width" ); int height = mlt_properties_get_int( properties, "height" ); + // See if video is turned off + int video_off = mlt_properties_get_int( properties, "video_off" ); + + // Get the audio settings + mlt_audio_format afmt = mlt_audio_pcm; + int counter = 0; + double fps = mlt_properties_get_double( properties, "fps" ); + int channels = mlt_properties_get_int( properties, "channels" ); + int frequency = mlt_properties_get_int( properties, "frequency" ); + int samples = 0; + int16_t *pcm = NULL; + + // See if audio is turned off + int audio_off = mlt_properties_get_int( properties, "audio_off" ); + // Get the maximum size of the buffer - int buffer = mlt_properties_get_int( properties, "buffer" ); + int buffer = mlt_properties_get_int( properties, "buffer" ) + 1; // General frame variable mlt_frame frame = NULL; @@ -264,13 +284,14 @@ static void *consumer_read_ahead_thread( void *arg ) while ( this->ahead ) { // Put the current frame into the queue + time_difference( &ante ); pthread_mutex_lock( &this->mutex ); while( this->ahead && mlt_deque_count( this->queue ) >= buffer ) pthread_cond_wait( &this->cond, &this->mutex ); mlt_deque_push_back( this->queue, frame ); pthread_cond_broadcast( &this->cond ); pthread_mutex_unlock( &this->mutex ); - time_wait += time_difference( &ante ); + time_wait = time_difference( &ante ); // Get the next frame frame = mlt_consumer_get_frame( this ); @@ -279,13 +300,22 @@ static void *consumer_read_ahead_thread( void *arg ) // Increment the count count ++; + // All non normal playback frames should be shown + if ( mlt_properties_get_int( mlt_frame_properties( frame ), "_speed" ) != 1 ) + { + skipped = 0; + time_frame = 0; + time_image = 0; + count = 1; + } + // Get the image - if ( ( time_frame + time_image ) / count < ( 40000 - ( time_wait / count ) ) ) + if ( ( time_frame + time_image ) / count < 40000 ) { // Get the image, mark as rendered and time it - mlt_frame_get_image( frame, &image, &this->format, &width, &height, 0 ); + if ( !video_off ) + mlt_frame_get_image( frame, &image, &this->format, &width, &height, 0 ); mlt_properties_set_int( mlt_frame_properties( frame ), "rendered", 1 ); - time_image += time_difference( &ante ); // Reset the skipped count skipped = 0; @@ -301,10 +331,20 @@ static void *consumer_read_ahead_thread( void *arg ) skipped = 0; time_frame = 0; time_image = 0; - time_wait = 0; count = 0; } } + + // Always process audio + if ( !audio_off ) + { + samples = mlt_sample_calculator( fps, frequency, counter++ ); + mlt_frame_get_audio( frame, &pcm, &afmt, &frequency, &channels, &samples ); + frame->get_audio = NULL; + } + + // Increment the time take for this frame + time_image += time_difference( &ante ); } // Remove the last frame @@ -335,7 +375,6 @@ static void consumer_read_ahead_start( mlt_consumer this ) // Create the read ahead pthread_create( &this->ahead_thread, &thread_attributes, consumer_read_ahead_thread, this ); - } static void consumer_read_ahead_stop( mlt_consumer this ) @@ -363,6 +402,9 @@ static void consumer_read_ahead_stop( mlt_consumer this ) // Wipe the queue while ( mlt_deque_count( this->queue ) ) mlt_frame_close( mlt_deque_pop_back( this->queue ) ); + + // Close the queue + mlt_deque_close( this->queue ); } } @@ -375,7 +417,7 @@ mlt_frame mlt_consumer_rt_frame( mlt_consumer this ) mlt_properties properties = mlt_consumer_properties( this ); // Check if the user has requested real time or not - if ( mlt_properties_get_int( properties, "real_time" ) ) + if ( this->real_time ) { int size = 1; @@ -385,7 +427,7 @@ mlt_frame mlt_consumer_rt_frame( mlt_consumer this ) int buffer = mlt_properties_get_int( properties, "buffer" ); consumer_read_ahead_start( this ); if ( buffer > 1 ) - size = buffer / 2; + size = buffer; } // Get frame from queue