]> git.sesse.net Git - mlt/blobdiff - src/modules/sdl/consumer_sdl_preview.c
src/framework/mlt_consumer.c
[mlt] / src / modules / sdl / consumer_sdl_preview.c
index db2cc40206ec5c897eb953af587b48264aa6662d..0ff97312ff9c9f0b8571597be5f69bf96683b9d9 100644 (file)
@@ -135,19 +135,72 @@ static int consumer_start( mlt_consumer parent )
 
        if ( !this->running )
        {
-               pthread_attr_t thread_attributes;
-               
+               // properties
+               mlt_properties properties = MLT_CONSUMER_PROPERTIES( parent );
+               mlt_properties play = MLT_CONSUMER_PROPERTIES( this->play );
+               mlt_properties still = MLT_CONSUMER_PROPERTIES( this->still );
+
+               char *window_id = mlt_properties_get( properties, "window_id" );
+               char *audio_driver = mlt_properties_get( properties, "audio_driver" );
+               int progressive = mlt_properties_get_int( properties, "progressive" ) | mlt_properties_get_int( properties, "deinterlace" );
+
                consumer_stop( parent );
 
                this->running = 1;
                this->joined = 0;
                this->last_speed = 1;
 
-               // Inherit the scheduling priority
-               pthread_attr_init( &thread_attributes );
-               pthread_attr_setinheritsched( &thread_attributes, PTHREAD_INHERIT_SCHED );
+               if ( window_id != NULL )
+                       setenv( "SDL_WINDOWID", window_id, 1 );
+
+               if ( audio_driver != NULL )
+                       setenv( "SDL_AUDIODRIVER", audio_driver, 1 );
+
+               if ( SDL_Init( SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE ) < 0 )
+               {
+                       fprintf( stderr, "Failed to initialize SDL: %s\n", SDL_GetError() );
+                       return -1;
+               }
+
+               SDL_EnableKeyRepeat( SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL );
+               SDL_EnableUNICODE( 1 );
+
+               // Pass properties down
+               mlt_properties_set_data( play, "transport_producer", mlt_properties_get_data( properties, "transport_producer", NULL ), 0, NULL, NULL );
+               mlt_properties_set_data( still, "transport_producer", mlt_properties_get_data( properties, "transport_producer", NULL ), 0, NULL, NULL );
+               mlt_properties_set_data( play, "transport_callback", mlt_properties_get_data( properties, "transport_callback", NULL ), 0, NULL, NULL );
+               mlt_properties_set_data( still, "transport_callback", mlt_properties_get_data( properties, "transport_callback", NULL ), 0, NULL, NULL );
+
+               mlt_properties_set_int( play, "progressive", progressive );
+               mlt_properties_set_int( still, "progressive", progressive );
+
+               mlt_properties_pass_list( play, properties, "resize,rescale,width,height,aspect_ratio,display_ratio" );
+               mlt_properties_pass_list( still, properties, "resize,rescale,width,height,aspect_ratio,display_ratio" );
+               mlt_properties_pass_list( play, properties, "deinterlace_method" );
+               mlt_properties_pass_list( still, properties, "deinterlace_method" );
+               mlt_properties_pass_list( play, properties, "preview_off,preview_format" );
+               mlt_properties_pass_list( still, properties, "preview_off,preview_format" );
+
+               mlt_properties_pass( play, properties, "play." );
+               mlt_properties_pass( still, properties, "still." );
+
+               mlt_properties_set_data( play, "app_lock", mlt_properties_get_data( properties, "app_lock", NULL ), 0, NULL, NULL );
+               mlt_properties_set_data( still, "app_lock", mlt_properties_get_data( properties, "app_lock", NULL ), 0, NULL, NULL );
+               mlt_properties_set_data( play, "app_unlock", mlt_properties_get_data( properties, "app_unlock", NULL ), 0, NULL, NULL );
+               mlt_properties_set_data( still, "app_unlock", mlt_properties_get_data( properties, "app_unlock", NULL ), 0, NULL, NULL );
 
-               pthread_create( &this->thread, &thread_attributes, consumer_thread, this );
+               mlt_properties_set_int( play, "put_mode", 1 );
+               mlt_properties_set_int( still, "put_mode", 1 );
+
+               // Start the still producer just to initialise the gui
+               mlt_consumer_start( this->still );
+               this->active = this->still;
+
+               // Inform child consumers that we control the sdl
+               mlt_properties_set_int( play, "sdl_started", 1 );
+               mlt_properties_set_int( still, "sdl_started", 1 );
+
+               pthread_create( &this->thread, NULL, consumer_thread, this );
        }
 
        return 0;
@@ -174,13 +227,12 @@ static int consumer_stop( mlt_consumer parent )
                pthread_cond_broadcast( &this->refresh_cond );
                pthread_mutex_unlock( &this->refresh_mutex );
 
-               if ( this->play ) mlt_consumer_stop( this->play );
-               if ( this->still ) mlt_consumer_stop( this->still );
-
                pthread_join( this->thread, NULL );
                this->joined = 1;
 
                if ( app_locked && lock ) lock( );
+
+               SDL_Quit( );
        }
 
        return 0;
@@ -200,56 +252,18 @@ static void *consumer_thread( void *arg )
        // Get the consumer
        mlt_consumer consumer = &this->parent;
 
+       // Get the properties
+       mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+
        // internal intialization
        int first = 1;
        mlt_frame frame = NULL;
        int last_position = -1;
 
-       // properties
-       mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
-       mlt_properties play = MLT_CONSUMER_PROPERTIES( this->play );
-       mlt_properties still = MLT_CONSUMER_PROPERTIES( this->still );
-
-       if ( SDL_Init( SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE ) < 0 )
-       {
-               fprintf( stderr, "Failed to initialize SDL: %s\n", SDL_GetError() );
-               return NULL;
-       }
+       // Determine if the application is dealing with the preview
+       int preview_off = mlt_properties_get_int( properties, "preview_off" );
 
-       SDL_EnableKeyRepeat( SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL );
-       SDL_EnableUNICODE( 1 );
-
-       // Inform child consumers that we control the sdl
-       mlt_properties_set_int( play, "sdl_started", 1 );
-       mlt_properties_set_int( still, "sdl_started", 1 );
-
-       // Pass properties down
-       mlt_properties_set_data( play, "transport_producer", mlt_properties_get_data( properties, "transport_producer", NULL ), 0, NULL, NULL );
-       mlt_properties_set_data( still, "transport_producer", mlt_properties_get_data( properties, "transport_producer", NULL ), 0, NULL, NULL );
-       mlt_properties_set_data( play, "transport_callback", mlt_properties_get_data( properties, "transport_callback", NULL ), 0, NULL, NULL );
-       mlt_properties_set_data( still, "transport_callback", mlt_properties_get_data( properties, "transport_callback", NULL ), 0, NULL, NULL );
-       mlt_properties_set_int( play, "resize", mlt_properties_get_int( properties, "resize" ) );
-       mlt_properties_set_int( still, "resize", mlt_properties_get_int( properties, "resize" ) );
-       mlt_properties_set( play, "rescale", mlt_properties_get( properties, "rescale" ) );
-       mlt_properties_set( still, "rescale", mlt_properties_get( properties, "rescale" ) );
-       mlt_properties_set_int( play, "width", mlt_properties_get_int( properties, "width" ) );
-       mlt_properties_set_int( still, "width", mlt_properties_get_int( properties, "width" ) );
-       mlt_properties_set_int( play, "height", mlt_properties_get_int( properties, "height" ) );
-       mlt_properties_set_int( still, "height", mlt_properties_get_int( properties, "height" ) );
-
-       mlt_properties_set_int( play, "progressive", 1 );
-       mlt_properties_set_int( still, "progressive", 1 );
-
-       mlt_properties_pass( play, MLT_CONSUMER_PROPERTIES( consumer ), "play." );
-       mlt_properties_pass( still, MLT_CONSUMER_PROPERTIES( consumer ), "still." );
-
-       mlt_properties_set_data( play, "app_lock", mlt_properties_get_data( properties, "app_lock", NULL ), 0, NULL, NULL );
-       mlt_properties_set_data( still, "app_lock", mlt_properties_get_data( properties, "app_lock", NULL ), 0, NULL, NULL );
-       mlt_properties_set_data( play, "app_unlock", mlt_properties_get_data( properties, "app_unlock", NULL ), 0, NULL, NULL );
-       mlt_properties_set_data( still, "app_unlock", mlt_properties_get_data( properties, "app_unlock", NULL ), 0, NULL, NULL );
-
-       mlt_properties_set_int( play, "put_mode", 1 );
-       mlt_properties_set_int( still, "put_mode", 1 );
+       this->refresh_count = 0;
 
        // Loop until told not to
        while( this->running )
@@ -258,14 +272,11 @@ static void *consumer_thread( void *arg )
                frame = mlt_consumer_get_frame( consumer );
 
                // Ensure that we have a frame
-               if ( frame != NULL )
+               if ( this->running && frame != NULL )
                {
                        // Get the speed of the frame
                        double speed = mlt_properties_get_double( MLT_FRAME_PROPERTIES( frame ), "_speed" );
 
-                       // Determine which speed to use
-                       double use_speed = speed;
-
                        // Lock during the operation
                        mlt_service_lock( MLT_CONSUMER_SERVICE( consumer ) );
 
@@ -311,13 +322,13 @@ static void *consumer_thread( void *arg )
                                mlt_consumer_put_frame( this->active, frame );
                        }
                        // If we aren't playing normally, then use the still
-                       else if ( use_speed != 1 )
+                       else if ( speed != 1 )
                        {
                                if ( !mlt_consumer_is_stopped( this->play ) )
                                        mlt_consumer_stop( this->play );
                                if ( mlt_consumer_is_stopped( this->still ) )
                                {
-                                       this->last_speed = use_speed;
+                                       this->last_speed = speed;
                                        this->active = this->still;
                                        this->ignore_change = 0;
                                        mlt_consumer_start( this->still );
@@ -331,7 +342,7 @@ static void *consumer_thread( void *arg )
                                        mlt_consumer_stop( this->still );
                                if ( mlt_consumer_is_stopped( this->play ) )
                                {
-                                       this->last_speed = use_speed;
+                                       this->last_speed = speed;
                                        this->active = this->play;
                                        this->ignore_change = 25;
                                        mlt_consumer_start( this->play );
@@ -340,7 +351,7 @@ static void *consumer_thread( void *arg )
                        }
 
                        // Copy the rectangle info from the active consumer
-                       if ( this->running )
+                       if ( this->running && preview_off == 0 )
                        {
                                mlt_properties active = MLT_CONSUMER_PROPERTIES( this->active );
                                mlt_service_lock( MLT_CONSUMER_SERVICE( consumer ) );
@@ -354,7 +365,7 @@ static void *consumer_thread( void *arg )
                        if ( this->active == this->still )
                        {
                                pthread_mutex_lock( &this->refresh_mutex );
-                               if ( speed == 0 && this->refresh_count <= 0 )
+                               if ( this->running && speed == 0 && this->refresh_count <= 0 )
                                        pthread_cond_wait( &this->refresh_cond, &this->refresh_mutex );
                                this->refresh_count --;
                                pthread_mutex_unlock( &this->refresh_mutex );
@@ -365,14 +376,14 @@ static void *consumer_thread( void *arg )
                }
                else
                {
+                       if ( frame ) mlt_frame_close( frame );
+                       mlt_consumer_put_frame( this->active, NULL );
                        this->running = 0;
                }
        }
 
-       //mlt_consumer_stop( this->play );
-       //mlt_consumer_stop( this->still );
-
-       //SDL_Quit( );
+       if ( this->play ) mlt_consumer_stop( this->play );
+       if ( this->still ) mlt_consumer_stop( this->still );
 
        return NULL;
 }