#include <stdlib.h>
#include <string.h>
#include <pthread.h>
+#include <unistd.h>
#include <libxml/tree.h>
+#define ID_SIZE 128
+
+// This maintains counters for adding ids to elements
+struct serialise_context_s
+{
+ mlt_properties id_map;
+ int producer_count;
+ int multitrack_count;
+ int playlist_count;
+ int tractor_count;
+ int filter_count;
+ int transition_count;
+ int pass;
+ mlt_properties hide_map;
+ char *root;
+ char *store;
+};
+typedef struct serialise_context_s* serialise_context;
+
/** Forward references to static functions.
*/
static int consumer_start( mlt_consumer parent );
+static int consumer_is_stopped( mlt_consumer this );
+static void serialise_service( serialise_context context, mlt_service service, xmlNode *node );
+
+typedef enum
+{
+ westley_existing,
+ westley_producer,
+ westley_multitrack,
+ westley_playlist,
+ westley_tractor,
+ westley_filter,
+ westley_transition
+}
+westley_type;
+
+/** Create or retrieve an id associated to this service.
+*/
+
+static char *westley_get_id( serialise_context context, mlt_service service, westley_type type )
+{
+ char *id = NULL;
+ int i = 0;
+ mlt_properties map = context->id_map;
+
+ // Search the map for the service
+ for ( i = 0; i < mlt_properties_count( map ); i ++ )
+ if ( mlt_properties_get_data_at( map, i, NULL ) == service )
+ break;
+
+ // If the service is not in the map, and the type indicates a new id is needed...
+ if ( i >= mlt_properties_count( map ) && type != westley_existing )
+ {
+ // Attempt to reuse existing id
+ id = mlt_properties_get( MLT_SERVICE_PROPERTIES( service ), "id" );
+
+ // If no id, or the id is used in the map (for another service), then
+ // create a new one.
+ if ( id == NULL || mlt_properties_get_data( map, id, NULL ) != NULL )
+ {
+ char temp[ ID_SIZE ];
+ do
+ {
+ switch( type )
+ {
+ case westley_producer:
+ sprintf( temp, "producer%d", context->producer_count ++ );
+ break;
+ case westley_multitrack:
+ sprintf( temp, "multitrack%d", context->multitrack_count ++ );
+ break;
+ case westley_playlist:
+ sprintf( temp, "playlist%d", context->playlist_count ++ );
+ break;
+ case westley_tractor:
+ sprintf( temp, "tractor%d", context->tractor_count ++ );
+ break;
+ case westley_filter:
+ sprintf( temp, "filter%d", context->filter_count ++ );
+ break;
+ case westley_transition:
+ sprintf( temp, "transition%d", context->transition_count ++ );
+ break;
+ case westley_existing:
+ // Never gets here
+ break;
+ }
+ }
+ while( mlt_properties_get_data( map, temp, NULL ) != NULL );
+
+ // Set the data at the generated name
+ mlt_properties_set_data( map, temp, service, 0, NULL, NULL );
+
+ // Get the pointer to the name (i is the end of the list)
+ id = mlt_properties_get_name( map, i );
+ }
+ else
+ {
+ // Store the existing id in the map
+ mlt_properties_set_data( map, id, service, 0, NULL, NULL );
+ }
+ }
+ else if ( type == westley_existing )
+ {
+ id = mlt_properties_get_name( map, i );
+ }
+
+ return id;
+}
/** This is what will be called by the factory - anything can be passed in
via the argument, but keep it simple.
// If no malloc'd and consumer init ok
if ( this != NULL && mlt_consumer_init( this, NULL ) == 0 )
{
- // We have stuff to clean up, so override the close method
- //parent->close = consumer_close;
-
// Allow thread to be started/stopped
this->start = consumer_start;
+ this->is_stopped = consumer_is_stopped;
- mlt_properties_set( mlt_consumer_properties( this ), "resource", arg );
+ mlt_properties_set( MLT_CONSUMER_PROPERTIES( this ), "resource", arg );
// Return the consumer produced
return this;
return NULL;
}
-
-// This maintains counters for adding ids to elements
-struct serialise_context_s
-{
- int producer_count;
- int multitrack_count;
- int playlist_count;
- int tractor_count;
- int filter_count;
- int transition_count;
- int pass;
- mlt_properties producer_map;
-};
-typedef struct serialise_context_s* serialise_context;
-
-
-static inline void serialise_properties( mlt_properties properties, xmlNode *node )
+static void serialise_properties( serialise_context context, mlt_properties properties, xmlNode *node )
{
int i;
xmlNode *p;
// Enumerate the properties
for ( i = 0; i < mlt_properties_count( properties ); i++ )
{
- if ( mlt_properties_get_value( properties, i ) != NULL )
+ char *name = mlt_properties_get_name( properties, i );
+ if ( name != NULL &&
+ name[ 0 ] != '_' &&
+ mlt_properties_get_value( properties, i ) != NULL &&
+ strcmp( name, "westley" ) != 0 &&
+ strcmp( name, "in" ) != 0 &&
+ strcmp( name, "out" ) != 0 &&
+ strcmp( name, "id" ) != 0 &&
+ strcmp( name, "title" ) != 0 &&
+ strcmp( name, "root" ) != 0 &&
+ strcmp( name, "width" ) != 0 &&
+ strcmp( name, "height" ) != 0 )
{
-#if 0
- p = xmlNewChild( node, NULL, "prop", NULL );
-#else
- p = node;
-#endif
- xmlNewProp( p, mlt_properties_get_name( properties, i ), mlt_properties_get_value( properties, i ) );
+ char *value = mlt_properties_get_value( properties, i );
+ if ( strcmp( context->root, "" ) && !strncmp( value, context->root, strlen( context->root ) ) )
+ value += strlen( context->root ) + 1;
+ p = xmlNewTextChild( node, NULL, "property", value );
+ xmlNewProp( p, "name", name );
}
}
}
-static void serialise_service( serialise_context context, mlt_service service, xmlNode *node )
+static void serialise_store_properties( serialise_context context, mlt_properties properties, xmlNode *node, char *store )
{
int i;
- xmlNode *child = node;
- char id[ 31 ];
- char key[ 11 ];
- id[ 30 ] = '\0';
- key[ 10 ] = '\0';
+ xmlNode *p;
- // Iterate over consumer/producer connections
- while ( service != NULL )
+ // Enumerate the properties
+ for ( i = 0; store != NULL && i < mlt_properties_count( properties ); i++ )
{
- mlt_properties properties = mlt_service_properties( service );
- char *mlt_type = mlt_properties_get( properties, "mlt_type" );
-
- // Tell about the producer
- if ( strcmp( mlt_type, "producer" ) == 0 )
+ char *name = mlt_properties_get_name( properties, i );
+ if ( !strncmp( name, store, strlen( store ) ) )
{
- if ( context->pass == 0 )
+ char *value = mlt_properties_get_value( properties, i );
+ if ( value != NULL )
{
- child = xmlNewChild( node, NULL, "producer", NULL );
+ if ( strcmp( context->root, "" ) && !strncmp( value, context->root, strlen( context->root ) ) )
+ value += strlen( context->root ) + 1;
+ p = xmlNewTextChild( node, NULL, "property", value );
+ xmlNewProp( p, "name", name );
+ }
+ }
+ }
+}
- // Set the id
- if ( mlt_properties_get( properties, "id" ) == NULL )
+static inline void serialise_service_filters( serialise_context context, mlt_service service, xmlNode *node )
+{
+ int i;
+ xmlNode *p;
+ mlt_filter filter = NULL;
+
+ // Enumerate the filters
+ for ( i = 0; ( filter = mlt_producer_filter( MLT_PRODUCER( service ), i ) ) != NULL; i ++ )
+ {
+ mlt_properties properties = MLT_FILTER_PROPERTIES( filter );
+ if ( mlt_properties_get_int( properties, "_fezzik" ) == 0 )
+ {
+ // Get a new id - if already allocated, do nothing
+ char *id = westley_get_id( context, MLT_FILTER_SERVICE( filter ), westley_filter );
+ if ( id != NULL )
+ {
+ int in = mlt_properties_get_position( properties, "in" );
+ int out = mlt_properties_get_position( properties, "out" );
+ p = xmlNewChild( node, NULL, "filter", NULL );
+ xmlNewProp( p, "id", id );
+ if ( mlt_properties_get( properties, "title" ) )
+ xmlNewProp( p, "title", mlt_properties_get( properties, "title" ) );
+ if ( in != 0 || out != 0 )
{
- snprintf( id, 30, "producer%d", context->producer_count++ );
- xmlNewProp( child, "id", id );
+ char temp[ 20 ];
+ sprintf( temp, "%d", in );
+ xmlNewProp( p, "in", temp );
+ sprintf( temp, "%d", out );
+ xmlNewProp( p, "out", temp );
}
- serialise_properties( properties, child );
+ serialise_properties( context, properties, p );
+ serialise_service_filters( context, MLT_FILTER_SERVICE( filter ), p );
+ }
+ }
+ }
+}
+
+static void serialise_producer( serialise_context context, mlt_service service, xmlNode *node )
+{
+ xmlNode *child = node;
+ mlt_service parent = MLT_SERVICE( mlt_producer_cut_parent( MLT_PRODUCER( service ) ) );
+
+ if ( context->pass == 0 )
+ {
+ mlt_properties properties = MLT_SERVICE_PROPERTIES( parent );
+ // Get a new id - if already allocated, do nothing
+ char *id = westley_get_id( context, parent, westley_producer );
+ if ( id == NULL )
+ return;
+
+ child = xmlNewChild( node, NULL, "producer", NULL );
+
+ // Set the id
+ xmlNewProp( child, "id", id );
+ if ( mlt_properties_get( properties, "title" ) )
+ xmlNewProp( child, "title", mlt_properties_get( properties, "title" ) );
+ xmlNewProp( child, "in", mlt_properties_get( properties, "in" ) );
+ xmlNewProp( child, "out", mlt_properties_get( properties, "out" ) );
+ serialise_properties( context, properties, child );
+ serialise_service_filters( context, service, child );
+
+ // Add producer to the map
+ mlt_properties_set_int( context->hide_map, id, mlt_properties_get_int( properties, "hide" ) );
+ }
+ else
+ {
+ char *id = westley_get_id( context, parent, westley_existing );
+ mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
+ xmlNewProp( node, "parent", id );
+ xmlNewProp( node, "in", mlt_properties_get( properties, "in" ) );
+ xmlNewProp( node, "out", mlt_properties_get( properties, "out" ) );
+ }
+}
+
+static void serialise_tractor( serialise_context context, mlt_service service, xmlNode *node );
+
+static void serialise_multitrack( serialise_context context, mlt_service service, xmlNode *node )
+{
+ int i;
+
+ if ( context->pass == 0 )
+ {
+ // Iterate over the tracks to collect the producers
+ for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ )
+ {
+ mlt_producer producer = mlt_producer_cut_parent( mlt_multitrack_track( MLT_MULTITRACK( service ), i ) );
+ serialise_service( context, MLT_SERVICE( producer ), node );
+ }
+ }
+ else
+ {
+ // Get a new id - if already allocated, do nothing
+ char *id = westley_get_id( context, service, westley_multitrack );
+ if ( id == NULL )
+ return;
- // Add producer to the map
- snprintf( key, 10, "%p", service );
- mlt_properties_set( context->producer_map, key, id );
+ // Serialise the tracks
+ for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ )
+ {
+ xmlNode *track = xmlNewChild( node, NULL, "track", NULL );
+ int hide = 0;
+ mlt_producer producer = mlt_multitrack_track( MLT_MULTITRACK( service ), i );
+ mlt_properties properties = MLT_PRODUCER_PROPERTIES( producer );
+
+ mlt_service parent = MLT_SERVICE( mlt_producer_cut_parent( producer ) );
+
+ char *id = westley_get_id( context, MLT_SERVICE( parent ), westley_existing );
+ xmlNewProp( track, "producer", id );
+ if ( mlt_producer_is_cut( producer ) )
+ {
+ xmlNewProp( track, "in", mlt_properties_get( properties, "in" ) );
+ xmlNewProp( track, "out", mlt_properties_get( properties, "out" ) );
+ serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( producer ), track, context->store );
+ serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( producer ), track, "meta." );
+ serialise_service_filters( context, MLT_PRODUCER_SERVICE( producer ), track );
}
- else
+
+ hide = mlt_properties_get_int( context->hide_map, id );
+ if ( hide )
+ xmlNewProp( track, "hide", hide == 1 ? "video" : ( hide == 2 ? "audio" : "both" ) );
+ }
+ serialise_service_filters( context, service, node );
+ }
+}
+
+static void serialise_playlist( serialise_context context, mlt_service service, xmlNode *node )
+{
+ int i;
+ xmlNode *child = node;
+ mlt_playlist_clip_info info;
+ mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
+
+ if ( context->pass == 0 )
+ {
+ // Get a new id - if already allocated, do nothing
+ char *id = westley_get_id( context, service, westley_playlist );
+ if ( id == NULL )
+ return;
+
+ // Iterate over the playlist entries to collect the producers
+ for ( i = 0; i < mlt_playlist_count( MLT_PLAYLIST( service ) ); i++ )
+ {
+ if ( ! mlt_playlist_get_clip_info( MLT_PLAYLIST( service ), &info, i ) )
{
- snprintf( key, 10, "%p", service );
- xmlNewProp( node, "producer", mlt_properties_get( context->producer_map, key ) );
+ if ( info.producer != NULL )
+ {
+ mlt_producer producer = mlt_producer_cut_parent( info.producer );
+ char *service_s = mlt_properties_get( MLT_PRODUCER_PROPERTIES( producer ), "mlt_service" );
+ char *resource_s = mlt_properties_get( MLT_PRODUCER_PROPERTIES( producer ), "resource" );
+ if ( resource_s != NULL && !strcmp( resource_s, "<playlist>" ) )
+ serialise_playlist( context, MLT_SERVICE( producer ), node );
+ else if ( service_s != NULL && strcmp( service_s, "blank" ) != 0 )
+ serialise_service( context, MLT_SERVICE( producer ), node );
+ }
}
}
+
+ child = xmlNewChild( node, NULL, "playlist", NULL );
- // Tell about the framework container producers
- else if ( strcmp( mlt_type, "mlt_producer" ) == 0 )
+ // Set the id
+ xmlNewProp( child, "id", id );
+ if ( mlt_properties_get( properties, "title" ) )
+ xmlNewProp( child, "title", mlt_properties_get( properties, "title" ) );
+
+ // Store application specific properties
+ serialise_store_properties( context, properties, child, context->store );
+ serialise_store_properties( context, properties, child, "meta." );
+
+ // Add producer to the map
+ mlt_properties_set_int( context->hide_map, id, mlt_properties_get_int( properties, "hide" ) );
+
+ // Iterate over the playlist entries
+ for ( i = 0; i < mlt_playlist_count( MLT_PLAYLIST( service ) ); i++ )
{
- // Recurse on multitrack's tracks
- if ( strcmp( mlt_properties_get( properties, "resource" ), "<multitrack>" ) == 0 )
+ if ( ! mlt_playlist_get_clip_info( MLT_PLAYLIST( service ), &info, i ) )
{
- if ( context->pass == 0 )
+ mlt_producer producer = mlt_producer_cut_parent( info.producer );
+ char *service_s = mlt_properties_get( MLT_PRODUCER_PROPERTIES( producer ), "mlt_service" );
+ if ( service_s != NULL && strcmp( service_s, "blank" ) == 0 )
{
- // Iterate over the tracks
- for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ )
- {
- serialise_service( context, MLT_SERVICE( mlt_multitrack_track( MLT_MULTITRACK( service ), i ) ), node );
- }
+ char length[ 20 ];
+ length[ 19 ] = '\0';
+ xmlNode *entry = xmlNewChild( child, NULL, "blank", NULL );
+ snprintf( length, 19, "%d", (int)info.frame_count );
+ xmlNewProp( entry, "length", length );
}
else
{
- // Iterate over the tracks to collect the producers
- for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ )
- {
- serialise_service( context, MLT_SERVICE( mlt_multitrack_track( MLT_MULTITRACK( service ), i ) ), node );
- }
-
- child = xmlNewChild( node, NULL, "multitrack", NULL );
-
- // Set the id
- if ( mlt_properties_get( properties, "id" ) == NULL )
+ char temp[ 20 ];
+ xmlNode *entry = xmlNewChild( child, NULL, "entry", NULL );
+ id = westley_get_id( context, MLT_SERVICE( producer ), westley_existing );
+ xmlNewProp( entry, "producer", id );
+ sprintf( temp, "%d", (int)info.frame_in );
+ xmlNewProp( entry, "in", temp );
+ sprintf( temp, "%d", (int)info.frame_out );
+ xmlNewProp( entry, "out", temp );
+ if ( info.repeat > 1 )
{
- snprintf( id, 30, "multitrack%d", context->multitrack_count++ );
- xmlNewProp( child, "id", id );
+ sprintf( temp, "%d", info.repeat );
+ xmlNewProp( entry, "repeat", temp );
}
-
- // Iterate over the tracks
- for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ )
+ if ( mlt_producer_is_cut( info.cut ) )
{
- xmlNode *track = xmlNewChild( child, NULL, "track", NULL );
- snprintf( key, 10, "%p", MLT_SERVICE( mlt_multitrack_track( MLT_MULTITRACK( service ), i ) ) );
- xmlNewProp( track, "producer", mlt_properties_get( context->producer_map, key ) );
+ serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( info.cut ), entry, context->store );
+ serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( info.cut ), entry, "meta." );
+ serialise_service_filters( context, MLT_PRODUCER_SERVICE( info.cut ), entry );
}
}
- break;
}
-
- // Recurse on playlist's clips
- else if ( strcmp( mlt_properties_get( properties, "resource" ), "<playlist>" ) == 0 )
- {
- mlt_playlist_clip_info info;
+ }
- if ( context->pass == 0 )
- {
- // Iterate over the playlist entries to collect the producers
- for ( i = 0; i < mlt_playlist_count( MLT_PLAYLIST( service ) ); i++ )
- {
- if ( ! mlt_playlist_get_clip_info( MLT_PLAYLIST( service ), &info, i ) )
- {
- if ( strcmp( mlt_properties_get( mlt_producer_properties( info.producer ), "mlt_service" ), "blank" ) != 0 )
- {
- serialise_service( context, MLT_SERVICE( info.producer ), node );
- }
- }
- }
-
- child = xmlNewChild( node, NULL, "playlist", NULL );
+ serialise_service_filters( context, service, child );
+ }
+ else if ( strcmp( (const char*) node->name, "tractor" ) != 0 )
+ {
+ char *id = westley_get_id( context, service, westley_existing );
+ xmlNewProp( node, "producer", id );
+ }
+}
- // Set the id
- if ( mlt_properties_get( properties, "id" ) == NULL )
- {
- snprintf( id, 30, "playlist%d", context->playlist_count++ );
- xmlNewProp( child, "id", id );
- }
+static void serialise_tractor( serialise_context context, mlt_service service, xmlNode *node )
+{
+ xmlNode *child = node;
+ mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
+
+ if ( context->pass == 0 )
+ {
+ // Recurse on connected producer
+ serialise_service( context, mlt_service_producer( service ), node );
+ }
+ else
+ {
+ // Get a new id - if already allocated, do nothing
+ char *id = westley_get_id( context, service, westley_tractor );
+ if ( id == NULL )
+ return;
+
+ child = xmlNewChild( node, NULL, "tractor", NULL );
+
+ // Set the id
+ xmlNewProp( child, "id", id );
+ if ( mlt_properties_get( properties, "title" ) )
+ xmlNewProp( child, "title", mlt_properties_get( properties, "title" ) );
+ if ( mlt_properties_get( properties, "global_feed" ) )
+ xmlNewProp( child, "global_feed", mlt_properties_get( properties, "global_feed" ) );
+ xmlNewProp( child, "in", mlt_properties_get( properties, "in" ) );
+ xmlNewProp( child, "out", mlt_properties_get( properties, "out" ) );
+
+ // Store application specific properties
+ serialise_store_properties( context, MLT_SERVICE_PROPERTIES( service ), child, context->store );
+ serialise_store_properties( context, MLT_SERVICE_PROPERTIES( service ), child, "meta." );
+
+ // Recurse on connected producer
+ serialise_service( context, mlt_service_producer( service ), child );
+ serialise_service_filters( context, service, child );
+ }
+}
- xmlNewProp( child, "in", mlt_properties_get( properties, "in" ) );
- xmlNewProp( child, "out", mlt_properties_get( properties, "out" ) );
+static void serialise_filter( serialise_context context, mlt_service service, xmlNode *node )
+{
+ xmlNode *child = node;
+ mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
+
+ // Recurse on connected producer
+ serialise_service( context, mlt_service_producer( service ), node );
- // Add producer to the map
- snprintf( key, 10, "%p", service );
- mlt_properties_set( context->producer_map, key, id );
-
- // Iterate over the playlist entries
- for ( i = 0; i < mlt_playlist_count( MLT_PLAYLIST( service ) ); i++ )
- {
- if ( ! mlt_playlist_get_clip_info( MLT_PLAYLIST( service ), &info, i ) )
- {
- if ( strcmp( mlt_properties_get( mlt_producer_properties( info.producer ), "mlt_service" ), "blank" ) == 0 )
- {
- char length[ 20 ];
- length[ 19 ] = '\0';
- xmlNode *entry = xmlNewChild( child, NULL, "blank", NULL );
- snprintf( length, 19, "%lld", info.frame_count );
- xmlNewProp( entry, "length", length );
- }
- else
- {
- xmlNode *entry = xmlNewChild( child, NULL, "entry", NULL );
- snprintf( key, 10, "%p", MLT_SERVICE( info.producer ) );
- xmlNewProp( entry, "producer", mlt_properties_get( context->producer_map, key ) );
- }
- }
- }
- }
- else
- {
- snprintf( key, 10, "%p", service );
- xmlNewProp( node, "producer", mlt_properties_get( context->producer_map, key ) );
- }
+ if ( context->pass == 1 )
+ {
+ // Get a new id - if already allocated, do nothing
+ char *id = westley_get_id( context, service, westley_filter );
+ if ( id == NULL )
+ return;
+
+ child = xmlNewChild( node, NULL, "filter", NULL );
+
+ // Set the id
+ xmlNewProp( child, "id", id );
+ if ( mlt_properties_get( properties, "title" ) )
+ xmlNewProp( child, "title", mlt_properties_get( properties, "title" ) );
+ xmlNewProp( child, "in", mlt_properties_get( properties, "in" ) );
+ xmlNewProp( child, "out", mlt_properties_get( properties, "out" ) );
+
+ serialise_properties( context, properties, child );
+ serialise_service_filters( context, service, child );
+ }
+}
+
+static void serialise_transition( serialise_context context, mlt_service service, xmlNode *node )
+{
+ xmlNode *child = node;
+ mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
+
+ // Recurse on connected producer
+ serialise_service( context, MLT_SERVICE( MLT_TRANSITION( service )->producer ), node );
+
+ if ( context->pass == 1 )
+ {
+ // Get a new id - if already allocated, do nothing
+ char *id = westley_get_id( context, service, westley_transition );
+ if ( id == NULL )
+ return;
+
+ child = xmlNewChild( node, NULL, "transition", NULL );
+
+ // Set the id
+ xmlNewProp( child, "id", id );
+ if ( mlt_properties_get( properties, "title" ) )
+ xmlNewProp( child, "title", mlt_properties_get( properties, "title" ) );
+ xmlNewProp( child, "in", mlt_properties_get( properties, "in" ) );
+ xmlNewProp( child, "out", mlt_properties_get( properties, "out" ) );
+
+ serialise_properties( context, properties, child );
+ serialise_service_filters( context, service, child );
+ }
+}
+
+static void serialise_service( serialise_context context, mlt_service service, xmlNode *node )
+{
+ // Iterate over consumer/producer connections
+ while ( service != NULL )
+ {
+ mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
+ char *mlt_type = mlt_properties_get( properties, "mlt_type" );
+
+ // Tell about the producer
+ if ( strcmp( mlt_type, "producer" ) == 0 )
+ {
+ char *mlt_service = mlt_properties_get( properties, "mlt_service" );
+ if ( mlt_properties_get( properties, "westley" ) == NULL && ( mlt_service != NULL && !strcmp( mlt_service, "tractor" ) ) )
+ {
+ context->pass = 0;
+ serialise_tractor( context, service, node );
+ context->pass = 1;
+ serialise_tractor( context, service, node );
+ context->pass = 0;
+ break;
+ }
+ else
+ {
+ serialise_producer( context, service, node );
+ }
+ if ( mlt_properties_get( properties, "westley" ) != NULL )
+ break;
+ }
+
+ // Tell about the framework container producers
+ else if ( strcmp( mlt_type, "mlt_producer" ) == 0 )
+ {
+ char *resource = mlt_properties_get( properties, "resource" );
+
+ // Recurse on multitrack's tracks
+ if ( strcmp( resource, "<multitrack>" ) == 0 )
+ {
+ serialise_multitrack( context, service, node );
+ break;
+ }
+
+ // Recurse on playlist's clips
+ else if ( strcmp( resource, "<playlist>" ) == 0 )
+ {
+ serialise_playlist( context, service, node );
}
// Recurse on tractor's producer
- else if ( strcmp( mlt_properties_get( properties, "resource" ), "<tractor>" ) == 0 )
+ else if ( strcmp( resource, "<tractor>" ) == 0 )
{
- if ( context->pass == 0 )
- {
- // Recurse on connected producer
- serialise_service( context, mlt_service_get_producer( service ), node );
- }
- else
- {
- child = xmlNewChild( node, NULL, "tractor", NULL );
-
- // Set the id
- if ( mlt_properties_get( properties, "id" ) == NULL )
- {
- snprintf( id, 30, "tractor%d", context->tractor_count++ );
- xmlNewProp( child, "id", id );
- }
-
- // Recurse on connected producer
- serialise_service( context, mlt_service_get_producer( service ), child );
- }
+ context->pass = 0;
+ serialise_tractor( context, service, node );
+ context->pass = 1;
+ serialise_tractor( context, service, node );
+ context->pass = 0;
break;
}
+
+ // Treat it as a normal producer
+ else
+ {
+ serialise_producer( context, service, node );
+ }
}
// Tell about a filter
else if ( strcmp( mlt_type, "filter" ) == 0 )
{
- // Recurse on connected producer
- serialise_service( context, MLT_SERVICE( MLT_FILTER( service )->producer ), node );
-
- if ( context->pass == 1 )
- {
- child = xmlNewChild( node, NULL, "filter", NULL );
-
- // Set the id
- if ( mlt_properties_get( properties, "id" ) == NULL )
- {
- snprintf( id, 30, "filter%d", context->filter_count++ );
- xmlNewProp( child, "id", id );
- }
-
- serialise_properties( properties, child );
- }
+ serialise_filter( context, service, node );
break;
}
// Tell about a transition
else if ( strcmp( mlt_type, "transition" ) == 0 )
{
- // Recurse on connected producer
- serialise_service( context, MLT_SERVICE( MLT_TRANSITION( service )->producer ), node );
-
- if ( context->pass == 1 )
- {
- child = xmlNewChild( node, NULL, "transition", NULL );
-
- // Set the id
- if ( mlt_properties_get( properties, "id" ) == NULL )
- {
- snprintf( id, 30, "transition%d", context->transition_count++ );
- xmlNewProp( child, "id", id );
- }
-
- serialise_properties( properties, child );
- }
+ serialise_transition( context, service, node );
break;
}
// Get the next connected service
- service = mlt_service_get_producer( service );
+ service = mlt_service_producer( service );
}
}
-static int consumer_start( mlt_consumer this )
+xmlDocPtr westley_make_doc( mlt_consumer consumer, mlt_service service )
{
- mlt_service inigo = NULL;
- xmlDoc *doc = xmlNewDoc( "1.0" );
- xmlNode *root = xmlNewNode( NULL, "westley" );
+ mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
+ xmlDocPtr doc = xmlNewDoc( "1.0" );
+ xmlNodePtr root = xmlNewNode( NULL, "westley" );
+ struct serialise_context_s *context = calloc( 1, sizeof( struct serialise_context_s ) );
+
xmlDocSetRootElement( doc, root );
+
+ // If we have root, then deal with it now
+ if ( mlt_properties_get( properties, "root" ) != NULL )
+ {
+ xmlNewProp( root, "root", mlt_properties_get( properties, "root" ) );
+ context->root = strdup( mlt_properties_get( properties, "root" ) );
+ }
+ else
+ {
+ context->root = strdup( "" );
+ }
+
+ // Assign the additional 'storage' pattern for properties
+ context->store = mlt_properties_get( MLT_CONSUMER_PROPERTIES( consumer ), "store" );
+
+ // Assign a title property
+ if ( mlt_properties_get( properties, "title" ) != NULL )
+ xmlNewProp( root, "title", mlt_properties_get( properties, "title" ) );
+ mlt_properties_set_int( properties, "global_feed", 1 );
+
+ // Construct the context maps
+ context->id_map = mlt_properties_new();
+ context->hide_map = mlt_properties_new();
+
+ // Ensure producer is a framework producer
+ mlt_properties_set( MLT_SERVICE_PROPERTIES( service ), "mlt_type", "mlt_producer" );
+
+ // In pass one, we serialise the end producers and playlists,
+ // adding them to a map keyed by address.
+ serialise_service( context, service, root );
+
+ // In pass two, we serialise the tractor and reference the
+ // producers and playlists
+ context->pass++;
+ serialise_service( context, service, root );
+
+ // Cleanup resource
+ mlt_properties_close( context->id_map );
+ mlt_properties_close( context->hide_map );
+ free( context->root );
+ free( context );
+
+ return doc;
+}
+
+static int consumer_start( mlt_consumer this )
+{
+ xmlDocPtr doc = NULL;
// Get the producer service
- mlt_service service = mlt_service_get_producer( mlt_consumer_service( this ) );
+ mlt_service service = mlt_service_producer( MLT_CONSUMER_SERVICE( this ) );
if ( service != NULL )
{
- struct serialise_context_s *context = calloc( 1, sizeof( struct serialise_context_s ) );
- context->producer_map = mlt_properties_new();
-
- // Remember inigo
- if ( mlt_properties_get( mlt_service_properties( service ), "mlt_service" ) != NULL &&
- strcmp( mlt_properties_get( mlt_service_properties( service ), "mlt_service" ), "inigo" ) == 0 )
- inigo = service;
-
- // Ensure producer is a framework producer
- mlt_properties_set( mlt_service_properties( service ), "mlt_type", "mlt_producer" );
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
+ char *resource = mlt_properties_get( properties, "resource" );
- // In pass one, we serialise the end producers and playlists,
- // adding them to a map keyed by address.
- serialise_service( context, service, root );
+ // Set the title if provided
+ if ( mlt_properties_get( properties, "title" ) )
+ mlt_properties_set( MLT_SERVICE_PROPERTIES( service ), "title", mlt_properties_get( properties, "title" ) );
+ else if ( mlt_properties_get( MLT_SERVICE_PROPERTIES( service ), "title" ) == NULL )
+ mlt_properties_set( MLT_SERVICE_PROPERTIES( service ), "title", "Anonymous Submission" );
- // In pass two, we serialise the tractor and reference the
- // producers and playlists
- context->pass++;
- serialise_service( context, service, root );
+ // Check for a root on the consumer properties and pass to service
+ if ( mlt_properties_get( properties, "root" ) )
+ mlt_properties_set( MLT_SERVICE_PROPERTIES( service ), "root", mlt_properties_get( properties, "root" ) );
- mlt_properties_close( context->producer_map );
- free( context );
-
- if ( mlt_properties_get( mlt_consumer_properties( this ), "resource" ) == NULL )
- xmlDocFormatDump( stderr, doc, 1 );
+ // Specify roots in other cases...
+ if ( resource != NULL && mlt_properties_get( properties, "root" ) == NULL )
+ {
+ // Get the current working directory
+ char *cwd = getcwd( NULL, 0 );
+ mlt_properties_set( MLT_SERVICE_PROPERTIES( service ), "root", cwd );
+ free( cwd );
+ }
+
+ // Make the document
+ doc = westley_make_doc( this, service );
+
+ // Handle the output
+ if ( resource == NULL || !strcmp( resource, "" ) )
+ {
+ xmlDocFormatDump( stdout, doc, 1 );
+ }
+ else if ( strchr( resource, '.' ) == NULL )
+ {
+ xmlChar *buffer = NULL;
+ int length = 0;
+ xmlDocDumpMemoryEnc( doc, &buffer, &length, "utf-8" );
+ mlt_properties_set( properties, resource, buffer );
+ xmlFree( buffer );
+ }
else
- xmlSaveFormatFile( mlt_properties_get( mlt_consumer_properties( this ), "resource" ), doc, 1 );
+ {
+ xmlSaveFormatFileEnc( resource, doc, "utf-8", 1 );
+ }
+
+ // Close the document
+ xmlFreeDoc( doc );
}
-
- xmlFreeDoc( doc );
+
mlt_consumer_stop( this );
- // Tell inigo, enough already!
- if ( inigo != NULL )
- mlt_properties_set_int( mlt_service_properties( inigo ), "done", 1 );
-
+ mlt_consumer_stopped( this );
+
return 0;
}
+static int consumer_is_stopped( mlt_consumer this )
+{
+ return 1;
+}