/** Forward references to static functions.
*/
+static int consumer_start( mlt_consumer parent );
+static int consumer_stop( mlt_consumer parent );
+static int consumer_is_stopped( mlt_consumer parent );
static void consumer_close( mlt_consumer parent );
static void *consumer_thread( void * );
static int consumer_get_dimensions( int *width, int *height );
mlt_properties_set_double( this->properties, "volume", 1.0 );
// This is the initialisation of the consumer
- this->running = 1;
pthread_mutex_init( &this->audio_mutex, NULL );
pthread_cond_init( &this->audio_cond, NULL);
+ // Default scaler (for now we'll use nearest)
+ mlt_properties_set( this->properties, "rescale", "nearest" );
+
+ // Default progressive true
+ mlt_properties_set_int( this->properties, "progressive", 1 );
+
+ // Get aspect ratio
+ this->aspect_ratio = mlt_properties_get_double( this->properties, "aspect_ratio" );
+
// process actual param
- if ( arg == NULL || !strcmp( arg, "PAL" ) )
- {
- this->width = 720;
- this->height = 576;
- }
- else if ( !strcmp( arg, "NTSC" ) )
- {
- this->width = 720;
- this->height = 480;
- }
- else if ( sscanf( arg, "%dx%d", &this->width, &this->height ) != 2 )
+ if ( arg == NULL || sscanf( arg, "%dx%d", &this->width, &this->height ) != 2 )
{
- this->width = 720;
- this->height = 576;
+ this->width = mlt_properties_get_int( this->properties, "width" );
+ this->height = mlt_properties_get_int( this->properties, "height" );
}
- // Default window size and aspect ratio
- this->aspect_ratio = 4.0 / 3.0;
+ // Default window size
this->window_width = (int)( (float)this->height * this->aspect_ratio ) + 1;
this->window_height = this->height;
-
+
// Set the sdl flags
this->sdl_flags = SDL_HWSURFACE | SDL_DOUBLEBUF | SDL_HWACCEL | SDL_RESIZABLE;
- // Create the the thread
- pthread_create( &this->thread, NULL, consumer_thread, this );
+ // Allow thread to be started/stopped
+ parent->start = consumer_start;
+ parent->stop = consumer_stop;
+ parent->is_stopped = consumer_is_stopped;
// Return the consumer produced
return parent;
return NULL;
}
+int consumer_start( mlt_consumer parent )
+{
+ consumer_sdl this = parent->child;
+
+ if ( !this->running )
+ {
+ this->running = 1;
+ pthread_create( &this->thread, NULL, consumer_thread, this );
+ }
+
+ return 0;
+}
+
+int consumer_stop( mlt_consumer parent )
+{
+ // Get the actual object
+ consumer_sdl this = parent->child;
+
+ if ( this->running )
+ {
+ // Kill the thread and clean up
+ this->running = 0;
+
+ pthread_mutex_lock( &this->audio_mutex );
+ pthread_cond_broadcast( &this->audio_cond );
+ pthread_mutex_unlock( &this->audio_mutex );
+
+ pthread_join( this->thread, NULL );
+ }
+
+ return 0;
+}
+
+int consumer_is_stopped( mlt_consumer parent )
+{
+ consumer_sdl this = parent->child;
+ return !this->running;
+}
+
static int sdl_lock_display( )
{
SDL_Surface *screen = SDL_GetVideoSurface( );
int channels = 2;
int frequency = 48000;
static int counter = 0;
- int samples = mlt_sample_calculator( ( this->height < 576 ? 29.97 : 25 ), frequency, counter++ );
+ if ( mlt_properties_get_int( properties, "frequency" ) != 0 )
+ frequency = mlt_properties_get_int( properties, "frequency" );
+
+ int samples = mlt_sample_calculator( mlt_properties_get_double( this->properties, "fps" ), frequency, counter++ );
int16_t *pcm;
int bytes;
SDL_AudioSpec request;
SDL_AudioSpec got;
+ SDL_EnableKeyRepeat( SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL );
+ SDL_EnableUNICODE( 1 );
+
// specify audio format
memset( &request, 0, sizeof( SDL_AudioSpec ) );
this->playing = 0;
while ( bytes > ( sizeof( this->audio_buffer) - this->audio_avail ) )
pthread_cond_wait( &this->audio_cond, &this->audio_mutex );
mlt_properties properties = mlt_frame_properties( frame );
- if ( mlt_properties_get_double( properties, "speed" ) == 1 )
+ if ( mlt_properties_get_double( properties, "_speed" ) == 1 )
memcpy( &this->audio_buffer[ this->audio_avail ], pcm, bytes );
else
memset( &this->audio_buffer[ this->audio_avail ], 0, bytes );
case SDL_KEYDOWN:
{
mlt_producer producer = mlt_properties_get_data( properties, "transport_producer", NULL );
+ char keyboard[ 2 ] = " ";
void (*callback)( mlt_producer, char * ) = mlt_properties_get_data( properties, "transport_callback", NULL );
- if ( callback != NULL && producer != NULL )
- callback( producer, SDL_GetKeyName(event.key.keysym.sym) );
+ if ( callback != NULL && producer != NULL && event.key.keysym.unicode < 0x80 && event.key.keysym.unicode > 0 )
+ {
+ keyboard[ 0 ] = ( char )event.key.keysym.unicode;
+ callback( producer, keyboard );
+ }
}
break;
}
mlt_frame_close( frame );
if ( this->count )
+ {
+ // Tell the producers about our scale relative to the normalisation
+ mlt_properties_set_double( mlt_frame_properties( this->queue[ this->count - 1 ] ), "consumer_scale",
+ ( double )height / mlt_properties_get_double( properties, "height" ) );
mlt_frame_get_image( this->queue[ this->count - 1 ], &image, &vfmt, &width, &height, 0 );
+ }
return 0;
}
// Get the consumer
mlt_consumer consumer = &this->parent;
- // Get the service assoicated to the consumer
- mlt_service service = mlt_consumer_service( consumer );
-
- // Define a frame pointer
- mlt_frame frame;
-
// internal intialization
int init_audio = 1;
// Loop until told not to
while( this->running )
{
- // Get a frame from the service (should never return anything other than 0)
- if ( mlt_service_get_frame( service, &frame, 0 ) == 0 )
+ // Get a frame from the attached producer
+ mlt_frame frame = mlt_consumer_get_frame( consumer );
+
+ // Ensure that we have a frame
+ if ( frame != NULL )
{
+ // SDL adapts display aspect, but set this so pixel aspect can be normalised
+// mlt_properties_set_double( mlt_frame_properties( frame ), "consumer_aspect_ratio",
+// mlt_frame_get_aspect_ratio( frame ) );
+
init_audio = consumer_play_audio( this, frame, init_audio );
consumer_play_video( this, frame );
}
SDL_FreeYUVOverlay( this->sdl_overlay );
SDL_Quit( );
+ while( -- this->count >= 0 )
+ mlt_frame_close( this->queue[ this->count ] );
+
+ this->sdl_screen = NULL;
+ this->sdl_overlay = NULL;
+ this->audio_avail = 0;
+
return NULL;
}
// Get the actual object
consumer_sdl this = parent->child;
- // Kill the thread and clean up
- this->running = 0;
-
- pthread_mutex_lock( &this->audio_mutex );
- pthread_cond_broadcast( &this->audio_cond );
- pthread_mutex_unlock( &this->audio_mutex );
+ // Stop the consumer
+ mlt_consumer_stop( parent );
- pthread_join( this->thread, NULL );
+ // Destroy mutexes
pthread_mutex_destroy( &this->audio_mutex );
pthread_cond_destroy( &this->audio_cond );
- // Now clean up the rest (the close = NULL is a bit nasty but needed for now)
- parent->close = NULL;
+ // Now clean up the rest
mlt_consumer_close( parent );
// Finally clean up this
projects / melted / blobdiff