* Copyright (C) 2003-2004 Ushodaya Enterprises Limited
* Author: Charles Yates <charles.yates@pandora.be>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This program is distributed in the hope that it will be useful,
+ * This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser 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,
- * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <string.h>
+#include <pthread.h>
+#include <framework/mlt_factory.h>
#include "producer_avformat.h"
+#include "consumer_avformat.h"
+#include "filter_avcolour_space.h"
+#include "filter_avdeinterlace.h"
+#include "filter_avresample.h"
+
+// ffmpeg Header files
+#include <avformat.h>
+
+// A static flag used to determine if avformat has been initialised
+static int avformat_initialised = 0;
+
+// A locking mutex
+static pthread_mutex_t avformat_mutex;
+
+#if 0
+// These 3 functions should override the alloc functions in libavformat
+// but some formats or codecs seem to crash when used (wmv in particular)
+
+void *av_malloc( unsigned int size )
+{
+ return mlt_pool_alloc( size );
+}
+
+void *av_realloc( void *ptr, unsigned int size )
+{
+ return mlt_pool_realloc( ptr, size );
+}
+
+void av_free( void *ptr )
+{
+ return mlt_pool_release( ptr );
+}
+#endif
+
+void avformat_destroy( void *ignore )
+{
+ // Clean up
+ av_free_static( );
+
+ // Destroy the mutex
+ pthread_mutex_destroy( &avformat_mutex );
+}
+
+void avformat_lock( )
+{
+ // Lock the mutex now
+ pthread_mutex_lock( &avformat_mutex );
+}
+
+void avformat_unlock( )
+{
+ // Unlock the mutex now
+ pthread_mutex_unlock( &avformat_mutex );
+}
+
+static void avformat_init( )
+{
+ // Initialise avformat if necessary
+ if ( avformat_initialised == 0 )
+ {
+ avformat_initialised = 1;
+ pthread_mutex_init( &avformat_mutex, NULL );
+ av_register_all( );
+ mlt_factory_register_for_clean_up( NULL, avformat_destroy );
+ av_log_set_level( -1 );
+ }
+}
void *mlt_create_producer( char *id, void *arg )
{
+ avformat_init( );
if ( !strcmp( id, "avformat" ) )
return producer_avformat_init( arg );
return NULL;
void *mlt_create_filter( char *id, void *arg )
{
+ avformat_init( );
+ if ( !strcmp( id, "avcolour_space" ) )
+ return filter_avcolour_space_init( arg );
+#ifdef USE_MMX
+ if ( !strcmp( id, "avdeinterlace" ) )
+ return filter_avdeinterlace_init( arg );
+#endif
+ if ( !strcmp( id, "avresample" ) )
+ return filter_avresample_init( arg );
return NULL;
}
void *mlt_create_consumer( char *id, void *arg )
{
+ avformat_init( );
+ if ( !strcmp( id, "avformat" ) )
+ return consumer_avformat_init( arg );
return NULL;
}