* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
+ * along with self program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "mlt_properties.h"
-/** State of a service.
-
- Note that a service may be dormant even though it's fully connected,
- providing or consuming.
-*/
-
-typedef enum
-{
- mlt_state_unknown = 0,
- mlt_state_dormant = 1,
- mlt_state_connected = 2,
- mlt_state_providing = 4,
- mlt_state_consuming = 8
-}
-mlt_service_state;
-
/** The interface definition for all services.
*/
struct mlt_service_s
{
- // We're extending properties here
+ /* We're extending properties here */
struct mlt_properties_s parent;
- // Protected virtual
- int ( *accepts_input )( mlt_service this );
- int ( *accepts_output )( mlt_service this );
- int ( *has_input )( mlt_service this );
- int ( *has_output )( mlt_service this );
- int ( *get_frame )( mlt_service this, mlt_frame_ptr frame, int index );
+ /* Protected virtual */
+ int ( *get_frame )( mlt_service self, mlt_frame_ptr frame, int index );
+ mlt_destructor close;
+ void *close_object;
- // Private data
- void *private;
+ /* Private data */
+ void *local;
void *child;
};
/** The public API.
*/
-extern int mlt_service_init( mlt_service this, void *child );
-extern int mlt_service_connect_producer( mlt_service this, mlt_service producer, int index );
-extern mlt_service_state mlt_service_get_state( mlt_service this );
-extern void mlt_service_close( mlt_service this );
-
-extern int mlt_service_accepts_input( mlt_service this );
-extern int mlt_service_accepts_output( mlt_service this );
-extern int mlt_service_has_input( mlt_service this );
-extern int mlt_service_has_output( mlt_service this );
-extern int mlt_service_get_frame( mlt_service this, mlt_frame_ptr frame, int index );
-extern int mlt_service_is_active( mlt_service this );
-extern mlt_service mlt_service_get_producer( mlt_service this );
-
-/** Return the properties object.
-*/
-
-static inline mlt_properties mlt_service_properties( mlt_service this )
-{
- return &this->parent;
-}
+#define MLT_SERVICE_PROPERTIES( service ) ( &( service )->parent )
+
+extern int mlt_service_init( mlt_service self, void *child );
+extern void mlt_service_lock( mlt_service self );
+extern void mlt_service_unlock( mlt_service self );
+extern mlt_service_type mlt_service_identify( mlt_service self );
+extern int mlt_service_connect_producer( mlt_service self, mlt_service producer, int index );
+extern int mlt_service_get_frame( mlt_service self, mlt_frame_ptr frame, int index );
+extern mlt_properties mlt_service_properties( mlt_service self );
+extern mlt_service mlt_service_consumer( mlt_service self );
+extern mlt_service mlt_service_producer( mlt_service self );
+extern int mlt_service_attach( mlt_service self, mlt_filter filter );
+extern int mlt_service_detach( mlt_service self, mlt_filter filter );
+extern void mlt_service_apply_filters( mlt_service self, mlt_frame frame, int index );
+extern mlt_filter mlt_service_filter( mlt_service self, int index );
+
+extern void mlt_service_close( mlt_service self );
+
+/* I'm not sure about self one - leaving it out of docs for now (only used in consumer_westley) */
+extern mlt_service mlt_service_get_producer( mlt_service self );
#endif