/*
- * miracle_unit.c -- DV Transmission Unit Implementation
+ * miracle_unit.c -- Transmission Unit Implementation
* Copyright (C) 2002-2003 Ushodaya Enterprises Limited
* Author: Dan Dennedy <dan@dennedy.org>
*
mlt_playlist playlist = mlt_playlist_init( );
this = calloc( sizeof( miracle_unit_t ), 1 );
this->properties = mlt_properties_new( );
- this->producers = mlt_properties_new( );
mlt_properties_init( this->properties, this );
mlt_properties_set_int( this->properties, "unit", index );
mlt_properties_set_int( this->properties, "generation", 0 );
mlt_properties_set( this->properties, "arg", arg );
mlt_properties_set_data( this->properties, "consumer", consumer, 0, ( mlt_destructor )mlt_consumer_close, NULL );
mlt_properties_set_data( this->properties, "playlist", playlist, 0, ( mlt_destructor )mlt_playlist_close, NULL );
- mlt_consumer_connect( consumer, mlt_playlist_service( playlist ) );
+ mlt_consumer_connect( consumer, MLT_PLAYLIST_SERVICE( playlist ) );
}
return this;
{
mlt_properties properties = this->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
- mlt_properties playlist_properties = mlt_playlist_properties( playlist );
+ mlt_properties playlist_properties = MLT_PLAYLIST_PROPERTIES( playlist );
mlt_properties_set( properties, "root", root_dir );
mlt_properties_set_data( properties, "notifier", notifier, 0, NULL, NULL );
miracle_unit_status_communicate( this );
}
-static mlt_producer create_producer( char *file )
-{
- return mlt_factory_producer( "fezzik", file );
-}
-
/** Create or locate a producer for the file specified.
*/
static mlt_producer locate_producer( miracle_unit unit, char *file )
{
- // Get the unit properties
- mlt_properties properties = unit->producers;
-
- // Check if we already have loaded this file
- mlt_producer result = mlt_properties_get_data( properties, file, NULL );
-
- if ( result == NULL )
- {
- // Create the producer
- result = create_producer( file );
-
- // Now store the result
- if ( result != NULL )
- mlt_properties_set_data( properties, file, result, 0, ( mlt_destructor )mlt_producer_close, NULL );
- }
-
- return result;
+ return mlt_factory_producer( "fezzik", file );
}
/** Update the generation count.
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
- mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_producer producer = MLT_PLAYLIST_PRODUCER( playlist );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_clear( playlist );
mlt_producer_seek( producer, 0 );
-
- if ( unit->old_producers != NULL )
- mlt_properties_close( unit->old_producers );
- unit->old_producers = unit->producers;
- unit->producers = mlt_properties_new( );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
update_generation( unit );
}
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
mlt_playlist_clip_info info;
int current = mlt_playlist_current_clip( playlist );
- mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_producer producer = MLT_PLAYLIST_PRODUCER( playlist );
mlt_position position = mlt_producer_frame( producer );
double speed = mlt_producer_get_speed( producer );
mlt_playlist_get_clip_info( playlist, &info, current );
- if ( info.resource != NULL )
+ if ( info.producer != NULL )
{
- void *instance = mlt_properties_get_data( unit->producers, info.resource, NULL );
+ mlt_properties_inc_ref( MLT_PRODUCER_PROPERTIES( info.producer ) );
position -= info.start;
- mlt_properties_set_data( unit->producers, info.resource, instance, 0, NULL, NULL );
clear_unit( unit );
- mlt_playlist_append_io( playlist, instance, info.frame_in, info.frame_out );
- mlt_properties_set_data( unit->producers, info.resource, instance, 0, ( mlt_destructor )mlt_producer_close, NULL );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
+ mlt_playlist_append_io( playlist, info.producer, info.frame_in, info.frame_out );
mlt_producer_seek( producer, position );
mlt_producer_set_speed( producer, speed );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
+ mlt_producer_close( info.producer );
+ }
+
+ update_generation( unit );
+}
+
+/** Remove everything up to the current clip from the unit.
+*/
+
+static void wipe_unit( miracle_unit unit )
+{
+ mlt_properties properties = unit->properties;
+ mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_playlist_clip_info info;
+ int current = mlt_playlist_current_clip( playlist );
+ mlt_playlist_get_clip_info( playlist, &info, current );
+
+ if ( info.producer != NULL && info.start > 0 )
+ {
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
+ mlt_playlist_remove_region( playlist, 0, info.start - 1 );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
}
update_generation( unit );
for ( i = 0; i < mlt_playlist_count( playlist ); i ++ )
{
mlt_playlist_clip_info info;
+ char *title;
mlt_playlist_get_clip_info( playlist , &info, i );
+ title = mlt_properties_get( MLT_PRODUCER_PROPERTIES( info.producer ), "title" );
+ if ( title == NULL )
+ title = strip_root( unit, info.resource );
valerie_response_printf( response, 10240, "%d \"%s\" %d %d %d %d %.2f\n",
i,
- strip_root( unit, info.resource ),
+ title,
info.frame_in,
info.frame_out,
info.frame_count,
valerie_error_code miracle_unit_load( miracle_unit unit, char *clip, int32_t in, int32_t out, int flush )
{
- // Now try to create an producer
- mlt_producer instance = create_producer( clip );
+ // Now try to create a producer
+ mlt_producer instance = locate_producer( unit, clip );
if ( instance != NULL )
{
- clear_unit( unit );
mlt_properties properties = unit->properties;
- mlt_properties_set_data( unit->producers, clip, instance, 0, ( mlt_destructor )mlt_producer_close, NULL );
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ int original = mlt_producer_get_playtime( MLT_PLAYLIST_PRODUCER( playlist ) );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_append_io( playlist, instance, in, out );
+ mlt_playlist_remove_region( playlist, 0, original );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
miracle_log( LOG_DEBUG, "loaded clip %s", clip );
+ update_generation( unit );
miracle_unit_status_communicate( unit );
+ mlt_producer_close( instance );
return valerie_ok;
}
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
fprintf( stderr, "inserting clip %s before %d\n", clip, index );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_insert( playlist, instance, index, in, out );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
miracle_log( LOG_DEBUG, "inserted clip %s at %d", clip, index );
update_generation( unit );
miracle_unit_status_communicate( unit );
+ mlt_producer_close( instance );
return valerie_ok;
}
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_remove( playlist, index );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
miracle_log( LOG_DEBUG, "removed clip at %d", index );
update_generation( unit );
miracle_unit_status_communicate( unit );
return valerie_ok;
}
+valerie_error_code miracle_unit_wipe( miracle_unit unit )
+{
+ wipe_unit( unit );
+ miracle_log( LOG_DEBUG, "Wiped playlist" );
+ miracle_unit_status_communicate( unit );
+ return valerie_ok;
+}
+
+valerie_error_code miracle_unit_clear( miracle_unit unit )
+{
+ mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
+ clear_unit( unit );
+ mlt_consumer_purge( consumer );
+ miracle_log( LOG_DEBUG, "Cleared playlist" );
+ miracle_unit_status_communicate( unit );
+ return valerie_ok;
+}
+
valerie_error_code miracle_unit_move( miracle_unit unit, int src, int dest )
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_move( playlist, src, dest );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
miracle_log( LOG_DEBUG, "moved clip %d to %d", src, dest );
update_generation( unit );
miracle_unit_status_communicate( unit );
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
mlt_playlist_append_io( playlist, instance, in, out );
miracle_log( LOG_DEBUG, "appended clip %s", clip );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
update_generation( unit );
miracle_unit_status_communicate( unit );
+ mlt_producer_close( instance );
return valerie_ok;
}
return valerie_invalid_file;
}
+/** Add an mlt_service to the playlist
+
+ \param unit A miracle_unit handle.
+ \param service the service to add
+*/
+
+valerie_error_code miracle_unit_append_service( miracle_unit unit, mlt_service service )
+{
+ mlt_properties properties = unit->properties;
+ mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
+ mlt_playlist_append( playlist, ( mlt_producer )service );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
+ miracle_log( LOG_DEBUG, "appended clip" );
+ update_generation( unit );
+ miracle_unit_status_communicate( unit );
+ return valerie_ok;
+}
+
/** Start playing the unit.
\todo error handling
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
- mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_producer producer = MLT_PLAYLIST_PRODUCER( playlist );
mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
mlt_producer_set_speed( producer, ( double )speed / 1000 );
mlt_consumer_start( consumer );
{
mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
mlt_playlist playlist = mlt_properties_get_data( unit->properties, "playlist", NULL );
- mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_producer producer = MLT_PLAYLIST_PRODUCER( playlist );
mlt_producer_set_speed( producer, 0 );
mlt_consumer_stop( consumer );
miracle_unit_status_communicate( unit );
mlt_playlist dest_playlist = mlt_properties_get_data( dest_properties, "playlist", NULL );
mlt_properties src_properties = src_unit->properties;
mlt_playlist src_playlist = mlt_properties_get_data( src_properties, "playlist", NULL );
+ mlt_playlist tmp_playlist = mlt_playlist_init( );
for ( i = 0; i < mlt_playlist_count( src_playlist ); i ++ )
{
mlt_playlist_clip_info info;
mlt_playlist_get_clip_info( src_playlist, &info, i );
- mlt_producer producer = locate_producer( dest_unit, info.resource );
- if ( producer != NULL )
- {
- mlt_playlist_append_io( dest_playlist, producer, info.frame_in, info.frame_out );
- if ( i == 0 )
- {
- miracle_unit_change_position( dest_unit, mlt_playlist_count( dest_playlist ) - 1, 0 );
- clean_unit( dest_unit );
- }
- }
+ if ( info.producer != NULL )
+ mlt_playlist_append_io( tmp_playlist, info.producer, info.frame_in, info.frame_out );
+ }
+
+ clear_unit( src_unit );
+
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( dest_playlist ) );
+
+ for ( i = 0; i < mlt_playlist_count( tmp_playlist ); i ++ )
+ {
+ mlt_playlist_clip_info info;
+ mlt_playlist_get_clip_info( tmp_playlist, &info, i );
+ if ( info.producer != NULL )
+ mlt_playlist_append_io( dest_playlist, info.producer, info.frame_in, info.frame_out );
}
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( dest_playlist ) );
+
+ update_generation( dest_unit );
+ miracle_unit_status_communicate( dest_unit );
+
+ mlt_playlist_close( tmp_playlist );
+
return 0;
}
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
- mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_producer producer = MLT_PLAYLIST_PRODUCER( playlist );
mlt_producer clip = mlt_playlist_current( playlist );
mlt_playlist_clip_info info;
if ( info.resource != NULL && strcmp( info.resource, "" ) )
{
- strncpy( status->clip, strip_root( unit, info.resource ), sizeof( status->clip ) );
+ char *title = mlt_properties_get( MLT_PRODUCER_PROPERTIES( info.producer ), "title" );
+ if ( title == NULL )
+ title = strip_root( unit, info.resource );
+ strncpy( status->clip, title, sizeof( status->clip ) );
status->speed = (int)( mlt_producer_get_speed( producer ) * 1000.0 );
status->fps = mlt_producer_get_fps( producer );
status->in = info.frame_in;
status->out = info.frame_out;
- status->position = mlt_producer_position( clip );
+ status->position = mlt_producer_frame( clip );
status->length = mlt_producer_get_length( clip );
- strncpy( status->tail_clip, strip_root( unit, info.resource ), sizeof( status->tail_clip ) );
+ strncpy( status->tail_clip, title, sizeof( status->tail_clip ) );
status->tail_in = info.frame_in;
status->tail_out = info.frame_out;
- status->tail_position = mlt_producer_position( clip );
+ status->tail_position = mlt_producer_frame( clip );
status->tail_length = mlt_producer_get_length( clip );
status->clip_index = mlt_playlist_current_clip( playlist );
status->seek_flag = 1;
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
- mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_producer producer = MLT_PLAYLIST_PRODUCER( playlist );
mlt_playlist_clip_info info;
if ( clip < 0 )
if ( error == 0 )
{
miracle_unit_play( unit, 0 );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
error = mlt_playlist_resize_clip( playlist, index, position, info.frame_out );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
update_generation( unit );
miracle_unit_change_position( unit, index, 0 );
}
if ( error == 0 )
{
miracle_unit_play( unit, 0 );
+ mlt_service_lock( MLT_PLAYLIST_SERVICE( playlist ) );
error = mlt_playlist_resize_clip( playlist, index, info.frame_in, position );
+ mlt_service_unlock( MLT_PLAYLIST_SERVICE( playlist ) );
update_generation( unit );
miracle_unit_status_communicate( unit );
miracle_unit_change_position( unit, index, -1 );
{
mlt_properties properties = unit->properties;
mlt_playlist playlist = mlt_properties_get_data( properties, "playlist", NULL );
- mlt_producer producer = mlt_playlist_producer( playlist );
+ mlt_producer producer = MLT_PLAYLIST_PRODUCER( playlist );
mlt_position position = mlt_producer_frame( producer );
mlt_producer_seek( producer, position + offset );
}
if ( strncmp( name_value, "consumer.", 9 ) )
{
mlt_playlist playlist = mlt_properties_get_data( unit->properties, "playlist", NULL );
- properties = mlt_playlist_properties( playlist );
+ properties = MLT_PLAYLIST_PROPERTIES( playlist );
}
else
{
mlt_consumer consumer = mlt_properties_get_data( unit->properties, "consumer", NULL );
- properties = mlt_consumer_properties( consumer );
+ properties = MLT_CONSUMER_PROPERTIES( consumer );
name_value += 9;
}
char *miracle_unit_get( miracle_unit unit, char *name )
{
mlt_playlist playlist = mlt_properties_get_data( unit->properties, "playlist", NULL );
- mlt_properties properties = mlt_playlist_properties( playlist );
+ mlt_properties properties = MLT_PLAYLIST_PROPERTIES( playlist );
return mlt_properties_get( properties, name );
}
if ( unit != NULL )
{
miracle_log( LOG_DEBUG, "closing unit..." );
- if ( unit->old_producers != NULL )
- mlt_properties_close( unit->old_producers );
+ miracle_unit_terminate( unit );
mlt_properties_close( unit->properties );
- mlt_properties_close( unit->producers );
free( unit );
miracle_log( LOG_DEBUG, "... unit closed." );
}
projects / melted / blobdiff