+++ /dev/null
-/*
- * factory.c -- the factory method interfaces
- * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
- * Author: Charles Yates <charles.yates@pandora.be>
- *
- * 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 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
- * Lesser General Public License for more details.
- *
- * 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 <limits.h>
-
-#include <framework/mlt.h>
-
-extern mlt_consumer consumer_avformat_init( mlt_profile profile, char *file );
-extern mlt_filter filter_avcolour_space_init( void *arg );
-extern mlt_filter filter_avdeinterlace_init( void *arg );
-extern mlt_filter filter_avresample_init( char *arg );
-extern mlt_filter filter_swscale_init( mlt_profile profile, char *arg );
-extern mlt_producer producer_avformat_init( mlt_profile profile, char *file );
-
-// 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( ); -XXX this is deprecated
-
- // 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( mlt_log_get_level() );
- }
-}
-
-static void *create_service( mlt_profile profile, mlt_service_type type, const char *id, void *arg )
-{
- avformat_init( );
-#ifdef CODECS
- if ( !strcmp( id, "avformat" ) )
- {
- if ( type == producer_type )
- return producer_avformat_init( profile, arg );
- else if ( type == consumer_type )
- return consumer_avformat_init( profile, arg );
- }
-#endif
-#ifdef FILTERS
- if ( !strcmp( id, "avcolour_space" ) )
- return filter_avcolour_space_init( arg );
- if ( !strcmp( id, "avdeinterlace" ) )
- return filter_avdeinterlace_init( arg );
- if ( !strcmp( id, "avresample" ) )
- return filter_avresample_init( arg );
-#ifdef SWSCALE
- if ( !strcmp( id, "swscale" ) )
- return filter_swscale_init( profile, arg );
-#endif
-#endif
- return NULL;
-}
-
-static mlt_properties avformat_metadata( mlt_service_type type, const char *id, void *data )
-{
- char file[ PATH_MAX ];
- const char *service_type = NULL;
- switch ( type )
- {
- case consumer_type:
- service_type = "consumer";
- break;
- case filter_type:
- service_type = "filter";
- break;
- case producer_type:
- service_type = "producer";
- break;
- case transition_type:
- service_type = "transition";
- break;
- default:
- return NULL;
- }
- snprintf( file, PATH_MAX, "%s/avformat/%s_%s.yml", mlt_environment( "MLT_DATA" ), service_type, id );
- return mlt_properties_parse_yaml( file );
-}
-
-MLT_REPOSITORY
-{
-#ifdef CODECS
- MLT_REGISTER( consumer_type, "avformat", create_service );
- MLT_REGISTER( producer_type, "avformat", create_service );
- MLT_REGISTER_METADATA( producer_type, "avformat", avformat_metadata, NULL );
-#endif
-#ifdef FILTERS
- MLT_REGISTER( filter_type, "avcolour_space", create_service );
- MLT_REGISTER( filter_type, "avcolor_space", create_service );
- MLT_REGISTER( filter_type, "avdeinterlace", create_service );
- MLT_REGISTER( filter_type, "avresample", create_service );
-#ifdef SWSCALE
- MLT_REGISTER( filter_type, "swscale", create_service );
-#endif
-#endif
-}