CGigECamera::CGigECamera(const char* foundname): CCamera( "",foundname,"") { strcpy(_DevicePath, ""); strcpy(_ProductID, ""); query_formats(); }
int ff_avfilter_graph_config_formats(AVFilterGraph *graph, AVClass *log_ctx) { /* find supported formats from sub-filters, and merge along links */ if (query_formats(graph, log_ctx)) return -1; /* Once everything is merged, it's possible that we'll still have * multiple valid media format choices. We pick the first one. */ pick_formats(graph); return 0; }
int ff_avfilter_graph_config_formats(AVFilterGraph *graph, AVClass *log_ctx) { int ret; /* find supported formats from sub-filters, and merge along links */ if ((ret = query_formats(graph, log_ctx)) < 0) return ret; /* Once everything is merged, it's possible that we'll still have * multiple valid media format choices. We try to minimize the amount * of format conversion inside filters */ reduce_formats(graph); pick_formats(graph); return 0; }
static int ffsink_query_formats(AVFilterContext *ctx) { AVFilterContext *src = ctx; int err; /* Find buffer. */ #ifdef _JITSI_LIBAV_ while (src && src->input_count && src->inputs) #else while (src && src->nb_inputs && src->inputs) #endif { AVFilterLink *link = src->inputs[0]; if (link) src = link->src; else break; } /* Make ffsink output in the format in which buffer inputs. */ if (src) { const int pix_fmts[] = { src->outputs[0]->in_formats->formats[0], -1 }; #ifdef _JITSI_LIBAV_ avfilter_set_common_formats(ctx, ff_make_format_list(pix_fmts)); #else ff_set_common_formats(ctx, ff_make_format_list(pix_fmts)); #endif err = 0; } else #ifdef _JITSI_LIBAV_ err = query_formats(ctx); #else err = ff_default_query_formats(ctx); #endif return err; }
int ff_avfilter_graph_config_formats(AVFilterGraph *graph, AVClass *log_ctx) { int ret; /* find supported formats from sub-filters, and merge along links */ if ((ret = query_formats(graph, log_ctx)) < 0) return ret; /* Once everything is merged, it's possible that we'll still have * multiple valid media format choices. We try to minimize the amount * of format conversion inside filters */ reduce_formats(graph); /* for audio filters, ensure the best sample rate and channel layout * is selected */ swap_samplerates(graph); swap_channel_layouts(graph); if ((ret = pick_formats(graph)) < 0) return ret; return 0; }
int main( int argc, char **argv ) { int i; mlt_consumer consumer = NULL; FILE *store = NULL; char *name = NULL; mlt_profile profile = NULL; int is_progress = 0; int is_silent = 0; mlt_profile backup_profile; // Handle abnormal exit situations. signal( SIGSEGV, abnormal_exit_handler ); signal( SIGILL, abnormal_exit_handler ); signal( SIGABRT, abnormal_exit_handler ); // Construct the factory mlt_repository repo = mlt_factory_init( NULL ); #if defined(WIN32) && !defined(MELT_NOSDL) is_silent = 1; #endif for ( i = 1; i < argc; i ++ ) { // Check for serialisation switch if ( !strcmp( argv[ i ], "-serialise" ) ) { name = argv[ ++ i ]; if ( name != NULL && strstr( name, ".melt" ) ) store = fopen( name, "w" ); else { if ( name == NULL || name[0] == '-' ) store = stdout; name = NULL; } } // Look for the profile option else if ( !strcmp( argv[ i ], "-profile" ) ) { const char *pname = argv[ ++ i ]; if ( pname && pname[0] != '-' ) profile = mlt_profile_init( pname ); } else if ( !strcmp( argv[ i ], "-progress" ) ) { is_progress = 1; } else if ( !strcmp( argv[ i ], "-progress2" ) ) { is_progress = 2; } // Look for the query option else if ( !strcmp( argv[ i ], "-query" ) ) { const char *pname = argv[ ++ i ]; if ( pname && pname[0] != '-' ) { if ( !strcmp( pname, "consumers" ) || !strcmp( pname, "consumer" ) ) query_services( repo, consumer_type ); else if ( !strcmp( pname, "filters" ) || !strcmp( pname, "filter" ) ) query_services( repo, filter_type ); else if ( !strcmp( pname, "producers" ) || !strcmp( pname, "producer" ) ) query_services( repo, producer_type ); else if ( !strcmp( pname, "transitions" ) || !strcmp( pname, "transition" ) ) query_services( repo, transition_type ); else if ( !strcmp( pname, "profiles" ) || !strcmp( pname, "profile" ) ) query_profiles(); else if ( !strcmp( pname, "presets" ) || !strcmp( pname, "preset" ) ) query_presets(); else if ( !strncmp( pname, "format", 6 ) ) query_formats(); else if ( !strncmp( pname, "acodec", 6 ) || !strcmp( pname, "audio_codecs" ) ) query_acodecs(); else if ( !strncmp( pname, "vcodec", 6 ) || !strcmp( pname, "video_codecs" ) ) query_vcodecs(); else if ( !strncmp( pname, "consumer=", 9 ) ) query_metadata( repo, consumer_type, "consumer", strchr( pname, '=' ) + 1 ); else if ( !strncmp( pname, "filter=", 7 ) ) query_metadata( repo, filter_type, "filter", strchr( pname, '=' ) + 1 ); else if ( !strncmp( pname, "producer=", 9 ) ) query_metadata( repo, producer_type, "producer", strchr( pname, '=' ) + 1 ); else if ( !strncmp( pname, "transition=", 11 ) ) query_metadata( repo, transition_type, "transition", strchr( pname, '=' ) + 1 ); else if ( !strncmp( pname, "profile=", 8 ) ) query_profile( strchr( pname, '=' ) + 1 ); else if ( !strncmp( pname, "preset=", 7 ) ) query_preset( strchr( pname, '=' ) + 1 ); else goto query_all; } else { query_all: query_services( repo, consumer_type ); query_services( repo, filter_type ); query_services( repo, producer_type ); query_services( repo, transition_type ); fprintf( stdout, "# You can query the metadata for a specific service using:\n" "# -query <type>=<identifer>\n" "# where <type> is one of: consumer, filter, producer, or transition.\n" ); } goto exit_factory; } else if ( !strcmp( argv[ i ], "-silent" ) ) { is_silent = 1; } else if ( !strcmp( argv[ i ], "-verbose" ) ) { mlt_log_set_level( MLT_LOG_VERBOSE ); } else if ( !strcmp( argv[ i ], "-version" ) || !strcmp( argv[ i ], "--version" ) ) { fprintf( stdout, "%s " VERSION "\n" "Copyright (C) 2002-2013 Ushodaya Enterprises Limited\n" "<http://www.mltframework.org/>\n" "This is free software; see the source for copying conditions. There is NO\n" "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n", basename( argv[0] ) ); goto exit_factory; } else if ( !strcmp( argv[ i ], "-debug" ) ) { mlt_log_set_level( MLT_LOG_DEBUG ); } } if ( !is_silent && !isatty( STDIN_FILENO ) && !is_progress ) is_progress = 1; // Create profile if not set explicitly if ( getenv( "MLT_PROFILE" ) ) profile = mlt_profile_init( NULL ); if ( profile == NULL ) profile = mlt_profile_init( NULL ); else profile->is_explicit = 1; // Look for the consumer option to load profile settings from consumer properties backup_profile = mlt_profile_clone( profile ); load_consumer( &consumer, profile, argc, argv ); // If the consumer changed the profile, then it is explicit. if ( backup_profile && !profile->is_explicit && ( profile->width != backup_profile->width || profile->height != backup_profile->height || profile->sample_aspect_num != backup_profile->sample_aspect_num || profile->sample_aspect_den != backup_profile->sample_aspect_den || profile->frame_rate_den != backup_profile->frame_rate_den || profile->frame_rate_num != backup_profile->frame_rate_num || profile->colorspace != backup_profile->colorspace ) ) profile->is_explicit = 1; mlt_profile_close( backup_profile ); // Get melt producer if ( argc > 1 ) melt = mlt_factory_producer( profile, "melt", &argv[ 1 ] ); if ( melt ) { // Generate an automatic profile if needed. if ( ! profile->is_explicit ) { mlt_profile_from_producer( profile, melt ); mlt_producer_close( melt ); melt = mlt_factory_producer( profile, "melt", &argv[ 1 ] ); } // Reload the consumer with the fully qualified profile. // The producer or auto-profile could have changed the profile. load_consumer( &consumer, profile, argc, argv ); // See if producer has consumer already attached if ( !store && !consumer ) { consumer = MLT_CONSUMER( mlt_service_consumer( MLT_PRODUCER_SERVICE( melt ) ) ); if ( consumer ) { mlt_properties_inc_ref( MLT_CONSUMER_PROPERTIES(consumer) ); // because we explicitly close it mlt_properties_set_data( MLT_CONSUMER_PROPERTIES(consumer), "transport_callback", transport_action, 0, NULL, NULL ); } } // If we have no consumer, default to sdl if ( store == NULL && consumer == NULL ) consumer = create_consumer( profile, NULL ); } // Set transport properties on consumer and produder if ( consumer != NULL && melt != NULL ) { mlt_properties_set_data( MLT_CONSUMER_PROPERTIES( consumer ), "transport_producer", melt, 0, NULL, NULL ); mlt_properties_set_data( MLT_PRODUCER_PROPERTIES( melt ), "transport_consumer", consumer, 0, NULL, NULL ); if ( is_progress ) mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer ), "progress", is_progress ); if ( is_silent ) mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer ), "silent", is_silent ); } if ( argc > 1 && melt != NULL && mlt_producer_get_length( melt ) > 0 ) { // Parse the arguments for ( i = 1; i < argc; i ++ ) { if ( !strcmp( argv[ i ], "-jack" ) ) { setup_jack_transport( consumer, profile ); } else if ( !strcmp( argv[ i ], "-serialise" ) ) { if ( store != stdout ) i ++; } else { if ( store != NULL ) fprintf( store, "%s\n", argv[ i ] ); i ++; while ( argv[ i ] != NULL && argv[ i ][ 0 ] != '-' ) { if ( store != NULL ) fprintf( store, "%s\n", argv[ i ] ); i += 1; } i --; } } if ( consumer != NULL && store == NULL ) { // Get melt's properties mlt_properties melt_props = MLT_PRODUCER_PROPERTIES( melt ); // Get the last group mlt_properties group = mlt_properties_get_data( melt_props, "group", 0 ); // Apply group settings mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer ); mlt_properties_inherit( properties, group ); // Connect consumer to melt mlt_consumer_connect( consumer, MLT_PRODUCER_SERVICE( melt ) ); // Start the consumer mlt_events_listen( properties, consumer, "consumer-fatal-error", ( mlt_listener )on_fatal_error ); if ( mlt_consumer_start( consumer ) == 0 ) { // Try to exit gracefully upon these signals signal( SIGINT, stop_handler ); signal( SIGTERM, stop_handler ); #ifndef WIN32 signal( SIGHUP, stop_handler ); signal( SIGPIPE, stop_handler ); #endif // Transport functionality transport( melt, consumer ); // Stop the consumer mlt_consumer_stop( consumer ); } } else if ( store != NULL && store != stdout && name != NULL ) { fprintf( stderr, "Project saved as %s.\n", name ); fclose( store ); } } else { show_usage( argv[0] ); } // Disconnect producer from consumer to prevent ref cycles from closing services if ( consumer ) { mlt_consumer_connect( consumer, NULL ); mlt_events_fire( MLT_CONSUMER_PROPERTIES(consumer), "consumer-cleanup", NULL); } // Close the producer if ( melt != NULL ) mlt_producer_close( melt ); // Close the consumer if ( consumer != NULL ) mlt_consumer_close( consumer ); // Close the factory mlt_profile_close( profile ); exit_factory: // Workaround qmelt on OS X from crashing at exit. #if !defined(__MACH__) || !defined(QT_GUI_LIB) mlt_factory_close( ); #endif return 0; }
CDFKAFU050::CDFKAFU050(const char* path,const char* manufacturer, const char* name, const char* serial): CCamera( manufacturer,name,serial) { query_formats(); }