/*
* melt.c -- MLT command line utility
- * Copyright (C) 2002-2010 Ushodaya Enterprises Limited
+ * Copyright (C) 2002-2012 Ushodaya Enterprises Limited
* Authors: Charles Yates <charles.yates@pandora.be>
* Dan Dennedy <dan@dennedy.org>
*
#include <sched.h>
#include <libgen.h>
#include <limits.h>
+#include <unistd.h>
#include <framework/mlt.h>
-#ifdef __DARWIN__
+#if (defined(__DARWIN__) || defined(WIN32)) && !defined(MELT_NOSDL)
#include <SDL.h>
#endif
mlt_properties properties = MLT_PRODUCER_PROPERTIES( producer );
mlt_multitrack multitrack = mlt_properties_get_data( properties, "multitrack", NULL );
mlt_consumer consumer = mlt_properties_get_data( properties, "transport_consumer", NULL );
+ mlt_properties jack = mlt_properties_get_data( MLT_CONSUMER_PROPERTIES( consumer ), "jack_filter", NULL );
+ mlt_position position = mlt_producer_position( producer );
mlt_properties_set_int( properties, "stats_off", 1 );
switch( value[ 0 ] )
{
case 'q':
+ case 'Q':
mlt_properties_set_int( properties, "done", 1 );
+ mlt_events_fire( jack, "jack-stop", NULL );
break;
case '0':
+ position = 0;
mlt_producer_set_speed( producer, 1 );
- mlt_producer_seek( producer, 0 );
+ mlt_producer_seek( producer, position );
+ mlt_consumer_purge( consumer );
+ mlt_events_fire( jack, "jack-seek", &position, NULL );
break;
case '1':
mlt_producer_set_speed( producer, -10 );
break;
case '5':
mlt_producer_set_speed( producer, 0 );
+ mlt_consumer_purge( consumer );
+ mlt_events_fire( jack, "jack-stop", NULL );
break;
case '6':
case ' ':
- mlt_producer_set_speed( producer, 1 );
+ if ( !jack || mlt_producer_get_speed( producer ) != 0 )
+ mlt_producer_set_speed( producer, 1 );
+ mlt_consumer_purge( consumer );
+ mlt_events_fire( jack, "jack-start", NULL );
break;
case '7':
mlt_producer_set_speed( producer, 2 );
fprintf( stderr, "\n" );
for ( i = 0; 1; i ++ )
{
- mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_start, i );
- if ( time == last )
+ position = mlt_multitrack_clip( multitrack, mlt_whence_relative_start, i );
+ if ( position == last )
break;
- last = time;
- fprintf( stderr, "%d: %d\n", i, (int)time );
+ last = position;
+ fprintf( stderr, "%d: %d\n", i, (int)position );
}
}
break;
case 'g':
if ( multitrack != NULL )
{
- mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 0 );
- mlt_producer_seek( producer, time );
+ position = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 0 );
+ mlt_producer_seek( producer, position );
+ mlt_consumer_purge( consumer );
+ mlt_events_fire( jack, "jack-seek", &position, NULL );
}
break;
case 'H':
if ( producer != NULL )
{
- mlt_position position = mlt_producer_position( producer );
- mlt_producer_seek( producer, position - ( mlt_producer_get_fps( producer ) * 60 ) );
+ position -= mlt_producer_get_fps( producer ) * 60;
+ mlt_consumer_purge( consumer );
+ mlt_producer_seek( producer, position );
+ mlt_events_fire( jack, "jack-seek", &position, NULL );
}
break;
case 'h':
if ( producer != NULL )
{
- mlt_position position = mlt_producer_position( producer );
+ position--;
mlt_producer_set_speed( producer, 0 );
- mlt_producer_seek( producer, position - 1 );
+ mlt_consumer_purge( consumer );
+ mlt_producer_seek( producer, position );
+ mlt_events_fire( jack, "jack-stop", NULL );
+ mlt_events_fire( jack, "jack-seek", &position, NULL );
}
break;
case 'j':
if ( multitrack != NULL )
{
- mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 1 );
- mlt_producer_seek( producer, time );
+ position = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 1 );
+ mlt_consumer_purge( consumer );
+ mlt_producer_seek( producer, position );
+ mlt_events_fire( jack, "jack-seek", &position, NULL );
}
break;
case 'k':
if ( multitrack != NULL )
{
- mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, -1 );
- mlt_producer_seek( producer, time );
+ position = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, -1 );
+ mlt_consumer_purge( consumer );
+ mlt_producer_seek( producer, position );
+ mlt_events_fire( jack, "jack-seek", &position, NULL );
}
break;
case 'l':
if ( producer != NULL )
{
- mlt_position position = mlt_producer_position( producer );
+ position++;
+ mlt_consumer_purge( consumer );
if ( mlt_producer_get_speed( producer ) != 0 )
+ {
mlt_producer_set_speed( producer, 0 );
+ mlt_events_fire( jack, "jack-stop", NULL );
+ }
else
- mlt_producer_seek( producer, position + 1 );
+ {
+ mlt_producer_seek( producer, position );
+ mlt_events_fire( jack, "jack-seek", &position, NULL );
+ }
}
break;
case 'L':
if ( producer != NULL )
{
- mlt_position position = mlt_producer_position( producer );
- mlt_producer_seek( producer, position + ( mlt_producer_get_fps( producer ) * 60 ) );
+ position += mlt_producer_get_fps( producer ) * 60;
+ mlt_consumer_purge( consumer );
+ mlt_producer_seek( producer, position );
+ mlt_events_fire( jack, "jack-seek", &position, NULL );
}
break;
}
mlt_properties_set_int( properties, "stats_off", 0 );
}
+static void on_jack_started( mlt_properties owner, mlt_consumer consumer, mlt_position *position )
+{
+ mlt_producer producer = mlt_properties_get_data( MLT_CONSUMER_PROPERTIES(consumer), "transport_producer", NULL );
+ if ( producer )
+ {
+ if ( mlt_producer_get_speed( producer ) != 0 )
+ {
+ mlt_properties jack = mlt_properties_get_data( MLT_CONSUMER_PROPERTIES( consumer ), "jack_filter", NULL );
+ mlt_events_fire( jack, "jack-stop", NULL );
+ }
+ else
+ {
+ mlt_producer_set_speed( producer, 1 );
+ mlt_consumer_purge( consumer );
+ mlt_producer_seek( producer, *position );
+ mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer ), "refresh", 1 );
+ }
+ }
+}
+
+static void on_jack_stopped( mlt_properties owner, mlt_consumer consumer, mlt_position *position )
+{
+ mlt_producer producer = mlt_properties_get_data( MLT_CONSUMER_PROPERTIES(consumer), "transport_producer", NULL );
+ if ( producer )
+ {
+ mlt_producer_set_speed( producer, 0 );
+ mlt_consumer_purge( consumer );
+ mlt_producer_seek( producer, *position );
+ mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer ), "refresh", 1 );
+ }
+}
+
+static void setup_jack_transport( mlt_consumer consumer, mlt_profile profile )
+{
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+ mlt_filter jack = mlt_factory_filter( profile, "jackrack", NULL );
+ mlt_properties jack_properties = MLT_FILTER_PROPERTIES(jack);
+
+ mlt_service_attach( MLT_CONSUMER_SERVICE(consumer), jack );
+ mlt_properties_set_int( properties, "audio_off", 1 );
+ mlt_properties_set_data( properties, "jack_filter", jack, 0, (mlt_destructor) mlt_filter_close, NULL );
+// mlt_properties_set( jack_properties, "out_1", "system:playback_1" );
+// mlt_properties_set( jack_properties, "out_2", "system:playback_2" );
+ mlt_events_listen( jack_properties, consumer, "jack-started", (mlt_listener) on_jack_started );
+ mlt_events_listen( jack_properties, consumer, "jack-stopped", (mlt_listener) on_jack_stopped );
+}
+
static mlt_consumer create_consumer( mlt_profile profile, char *id )
{
char *myid = id ? strdup( id ) : NULL;
return consumer;
}
-static void load_consumer( mlt_consumer &consumer, int argc, const char **argv )
+static void load_consumer( mlt_consumer *consumer, mlt_profile profile, int argc, char **argv )
{
int i;
+ int multi = 0;
+
for ( i = 1; i < argc; i ++ )
+ multi += !strcmp( argv[ i ], "-consumer" );
+
+ if ( multi > 1 )
+ {
+ // If there is more than one -consumer use the 'multi' consumer.
+ int k = 0;
+ char key[20];
+
+ if ( *consumer )
+ mlt_consumer_close( *consumer );
+ *consumer = create_consumer( profile, "multi" );
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( *consumer );
+ for ( i = 1; i < argc; i ++ )
+ {
+ if ( !strcmp( argv[ i ], "-consumer" ) && argv[ i + 1 ])
+ {
+ // Create a properties object for each sub-consumer
+ mlt_properties new_props = mlt_properties_new();
+ snprintf( key, sizeof(key), "%d", k++ );
+ mlt_properties_set_data( properties, key, new_props, 0,
+ (mlt_destructor) mlt_properties_close, NULL );
+ if ( strchr( argv[i + 1], ':' ) )
+ {
+ char *temp = strdup( argv[++i] );
+ char *service = temp;
+ char *target = strchr( temp, ':' );
+ *target++ = 0;
+ mlt_properties_set( new_props, "mlt_service", service );
+ mlt_properties_set( new_props, "target", target );
+ }
+ else
+ {
+ mlt_properties_set( new_props, "mlt_service", argv[ ++i ] );
+ }
+ while ( argv[ i + 1 ] && strchr( argv[ i + 1 ], '=' ) )
+ mlt_properties_parse( new_props, argv[ ++ i ] );
+ }
+ }
+ }
+ else for ( i = 1; i < argc; i ++ )
{
if ( !strcmp( argv[ i ], "-consumer" ) )
{
if ( *consumer )
{
mlt_properties properties = MLT_CONSUMER_PROPERTIES( *consumer );
- while ( argv[ i + 1 ] != NULL && strstr( argv[ i + 1 ], "=" ) )
+ while ( argv[ i + 1 ] != NULL && strchr( argv[ i + 1 ], '=' ) )
mlt_properties_parse( properties, argv[ ++ i ] );
}
}
}
}
-#ifdef __DARWIN__
+#if (defined(__DARWIN__) || defined(WIN32)) && !defined(MELT_NOSDL)
static void event_handling( mlt_producer producer, mlt_consumer consumer )
{
transport_action( producer, string );
}
-#ifdef __DARWIN__
+#if (defined(__DARWIN__) || defined(WIN32)) && !defined(MELT_NOSDL)
event_handling( producer, consumer );
#endif
int current_position = mlt_producer_position( producer );
if ( current_position > last_position )
{
- fprintf( stderr, "Current Frame: %10d, percentage: %10d\r",
- current_position, 100 * current_position / total_length );
+ fprintf( stderr, "Current Frame: %10d, percentage: %10d%c",
+ current_position, 100 * current_position / total_length,
+ progress == 2 ? '\n' : '\r' );
last_position = current_position;
}
}
else
{
- fprintf( stderr, "Current Position: %10d\r", (int)mlt_producer_position( producer ) );
+ fprintf( stderr, "Current Position: %10d\r", (int)mlt_consumer_position( consumer ) );
}
}
}
}
-static void guess_profile( mlt_producer melt, mlt_profile profile )
+static void show_usage( char *program_name )
{
- mlt_frame fr = NULL;
- uint8_t *buffer;
- mlt_image_format fmt = mlt_image_yuv422;
- mlt_properties p;
- int w = profile->width;
- int h = profile->height;
-
- if ( ! mlt_service_get_frame( MLT_PRODUCER_SERVICE(melt), &fr, 0 ) && fr )
- {
- if ( ! mlt_frame_get_image( fr, &buffer, &fmt, &w, &h, 0 ) )
- {
- // Some source properties are not exposed until after the first get_image call.
- mlt_frame_close( fr );
- mlt_service_get_frame( MLT_PRODUCER_SERVICE(melt), &fr, 0 );
- p = MLT_FRAME_PROPERTIES( fr );
- if ( mlt_properties_get_int( p, "meta.media.width" ) )
- {
- profile->width = mlt_properties_get_int( p, "meta.media.width" );
- profile->height = mlt_properties_get_int( p, "meta.media.height" );
- profile->progressive = mlt_properties_get_int( p, "meta.media.progressive" );
- profile->frame_rate_num = mlt_properties_get_int( p, "meta.media.frame_rate_num" );
- profile->frame_rate_den = mlt_properties_get_int( p, "meta.media.frame_rate_den" );
- profile->sample_aspect_num = mlt_properties_get_int( p, "meta.media.sample_aspect_num" );
- profile->sample_aspect_den = mlt_properties_get_int( p, "meta.media.sample_aspect_den" );
- profile->display_aspect_num = (int) ( (double) profile->sample_aspect_num * profile->width / profile->sample_aspect_den + 0.5 );
- profile->display_aspect_den = profile->height;
- }
- }
- }
- mlt_frame_close( fr );
- mlt_producer_seek( melt, 0 );
+ fprintf( stdout,
+"Usage: %s [options] [producer [name=value]* ]+\n"
+"Options:\n"
+" -attach filter[:arg] [name=value]* Attach a filter to the output\n"
+" -attach-cut filter[:arg] [name=value]* Attach a filter to a cut\n"
+" -attach-track filter[:arg] [name=value]* Attach a filter to a track\n"
+" -attach-clip filter[:arg] [name=value]* Attach a filter to a producer\n"
+" -audio-track | -hide-video Add an audio-only track\n"
+" -blank frames Add blank silence to a track\n"
+" -consumer id[:arg] [name=value]* Set the consumer (sink)\n"
+" -debug Set the logging level to debug\n"
+" -filter filter[:arg] [name=value]* Add a filter to the current track\n"
+" -group [name=value]* Apply properties repeatedly\n"
+" -help Show this message\n"
+" -jack Enable JACK transport synchronization\n"
+" -join clips Join multiple clips into one cut\n"
+" -mix length Add a mix between the last two cuts\n"
+" -mixer transition Add a transition to the mix\n"
+" -null-track | -hide-track Add a hidden track\n"
+" -profile name Set the processing settings\n"
+" -progress Display progress along with position\n"
+" -remove Remove the most recent cut\n"
+" -repeat times Repeat the last cut\n"
+" -query List all of the registered services\n"
+" -query \"consumers\" | \"consumer\"=id List consumers or show info about one\n"
+" -query \"filters\" | \"filter\"=id List filters or show info about one\n"
+" -query \"producers\" | \"producer\"=id List producers or show info about one\n"
+" -query \"transitions\" | \"transition\"=id List transitions, show info about one\n"
+" -query \"profiles\" | \"profile\"=id List profiles, show info about one\n"
+" -query \"presets\" | \"preset\"=id List presets, show info about one\n"
+" -query \"formats\" List audio/video formats\n"
+" -query \"audio_codecs\" List audio codecs\n"
+" -query \"video_codecs\" List video codecs\n"
+" -serialise [filename] Write the commands to a text file\n"
+" -silent Do not display position/transport\n"
+" -split relative-frame Split the last cut into two cuts\n"
+" -swap Rearrange the last two cuts\n"
+" -track Add a track\n"
+" -transition id[:arg] [name=value]* Add a transition\n"
+" -verbose Set the logging level to verbose\n"
+" -version Show the version and copyright\n"
+" -video-track | -hide-audio Add a video-only track\n"
+"For more help: <http://www.mltframework.org/>\n",
+ basename( program_name ) );
}
static void query_metadata( mlt_repository repo, mlt_service_type type, const char *typestr, char *id )
if ( metadata )
{
char *s = mlt_properties_serialise_yaml( metadata );
- fprintf( stderr, "%s", s );
+ fprintf( stdout, "%s", s );
free( s );
}
else
{
- fprintf( stderr, "# No metadata for %s \"%s\"\n", typestr, id );
+ fprintf( stdout, "# No metadata for %s \"%s\"\n", typestr, id );
}
}
+static int is_service_hidden(mlt_repository repo, mlt_service_type type, const char *service_name )
+{
+ mlt_properties metadata = NULL;
+ mlt_properties tags = NULL;
+ metadata = mlt_repository_metadata(repo, type, service_name);
+
+ if( metadata )
+ {
+ tags = mlt_properties_get_data( metadata, "tags", NULL );
+ if( tags )
+ {
+ int k;
+ for ( k = 0; k < mlt_properties_count( tags ); k++ )
+ {
+ const char* value = mlt_properties_get_value(tags, k);
+ if( !strcmp("Hidden", value) )
+ {
+ return 1;
+ }
+ }
+ }
+ }
+ return 0;
+}
+
static void query_services( mlt_repository repo, mlt_service_type type )
{
mlt_properties services = NULL;
default:
return;
}
- fprintf( stderr, "---\n%s:\n", typestr );
+ fprintf( stdout, "---\n%s:\n", typestr );
if ( services )
{
int j;
for ( j = 0; j < mlt_properties_count( services ); j++ )
- fprintf( stderr, " - %s\n", mlt_properties_get_name( services, j ) );
+ {
+ const char* service_name = mlt_properties_get_name( services, j );
+ if( !is_service_hidden(repo, type, service_name ) )
+ fprintf( stdout, " - %s\n", service_name );
+ }
+ }
+ fprintf( stdout, "...\n" );
+}
+
+static void query_profiles()
+{
+ mlt_properties profiles = mlt_profile_list();
+ fprintf( stdout, "---\nprofiles:\n" );
+ if ( profiles )
+ {
+ int j;
+ for ( j = 0; j < mlt_properties_count( profiles ); j++ )
+ fprintf( stdout, " - %s\n", mlt_properties_get_name( profiles, j ) );
+ }
+ fprintf( stdout, "...\n" );
+ mlt_properties_close( profiles );
+}
+
+static void query_profile( const char *id )
+{
+ mlt_properties profiles = mlt_profile_list();
+ mlt_properties profile = mlt_properties_get_data( profiles, id, NULL );
+ if ( profile )
+ {
+ char *s = mlt_properties_serialise_yaml( profile );
+ fprintf( stdout, "%s", s );
+ free( s );
+ }
+ else
+ {
+ fprintf( stdout, "# No metadata for profile \"%s\"\n", id );
+ }
+ mlt_properties_close( profiles );
+}
+
+static void query_presets()
+{
+ mlt_properties presets = mlt_repository_presets();
+ fprintf( stdout, "---\npresets:\n" );
+ if ( presets )
+ {
+ int j;
+ for ( j = 0; j < mlt_properties_count( presets ); j++ )
+ fprintf( stdout, " - %s\n", mlt_properties_get_name( presets, j ) );
+ }
+ fprintf( stdout, "...\n" );
+ mlt_properties_close( presets );
+}
+
+static void query_preset( const char *id )
+{
+ mlt_properties presets = mlt_repository_presets();
+ mlt_properties preset = mlt_properties_get_data( presets, id, NULL );
+ if ( preset )
+ {
+ char *s = mlt_properties_serialise_yaml( preset );
+ fprintf( stdout, "%s", s );
+ free( s );
+ }
+ else
+ {
+ fprintf( stdout, "# No metadata for preset \"%s\"\n", id );
+ }
+ mlt_properties_close( presets );
+}
+
+static void query_formats( )
+{
+ mlt_consumer consumer = mlt_factory_consumer( NULL, "avformat", NULL );
+ if ( consumer )
+ {
+ mlt_properties_set( MLT_CONSUMER_PROPERTIES(consumer), "f", "list" );
+ mlt_consumer_start( consumer );
+ mlt_consumer_close( consumer );
+ }
+ else
+ {
+ fprintf( stdout, "# No formats - failed to load avformat consumer\n" );
+ }
+}
+
+static void query_acodecs( )
+{
+ mlt_consumer consumer = mlt_factory_consumer( NULL, "avformat", NULL );
+ if ( consumer )
+ {
+ mlt_properties_set( MLT_CONSUMER_PROPERTIES(consumer), "acodec", "list" );
+ mlt_consumer_start( consumer );
+ mlt_consumer_close( consumer );
+ }
+ else
+ {
+ fprintf( stdout, "# No audio codecs - failed to load avformat consumer\n" );
}
- fprintf( stderr, "...\n" );
+}
+
+static void query_vcodecs( )
+{
+ mlt_consumer consumer = mlt_factory_consumer( NULL, "avformat", NULL );
+ if ( consumer )
+ {
+ mlt_properties_set( MLT_CONSUMER_PROPERTIES(consumer), "vcodec", "list" );
+ mlt_consumer_start( consumer );
+ mlt_consumer_close( consumer );
+ }
+ else
+ {
+ fprintf( stdout, "# No video codecs - failed to load avformat consumer\n" );
+ }
+}
+
+static void on_fatal_error( mlt_properties owner, mlt_consumer consumer )
+{
+ mlt_consumer_stop( consumer );
+ exit( EXIT_FAILURE );
}
int main( int argc, char **argv )
FILE *store = NULL;
char *name = NULL;
mlt_profile profile = NULL;
- mlt_profile backup_profile = NULL;
int is_progress = 0;
int is_silent = 0;
- int is_profile_explicit = 0;
+ mlt_profile backup_profile;
// Construct the factory
mlt_repository repo = mlt_factory_init( NULL );
+#ifdef WIN32
+ is_silent = 1;
+#endif
+
for ( i = 1; i < argc; i ++ )
{
// Check for serialisation switch
{
is_progress = 1;
}
+ else if ( !strcmp( argv[ i ], "-progress2" ) )
+ {
+ is_progress = 2;
+ }
// Look for the query option
else if ( !strcmp( argv[ i ], "-query" ) )
{
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, 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;
}
query_services( repo, filter_type );
query_services( repo, producer_type );
query_services( repo, transition_type );
- fprintf( stderr, "# You can query the metadata for a specific service using:\n"
+ 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" );
}
}
else if ( !strcmp( argv[ i ], "-version" ) || !strcmp( argv[ i ], "--version" ) )
{
- fprintf( stderr, "MLT %s " VERSION "\n"
- "Copyright (C) 2002-2010 Ushodaya Enterprises Limited\n"
+ fprintf( stdout, "%s " VERSION "\n"
+ "Copyright (C) 2002-2012 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",
mlt_log_set_level( MLT_LOG_DEBUG );
}
}
+ if ( !is_silent && !isatty( STDIN_FILENO ) )
+ 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
- is_profile_explicit = 1;
+ profile->is_explicit = 1;
// Look for the consumer option to load profile settings from consumer properties
- load_consumer( &consumer, argc, argv );
-
- // Make backup of profile for determining if we need to use 'consumer' producer.
- backup_profile = mlt_profile_init( NULL );
- memcpy( backup_profile, profile, sizeof( struct mlt_profile_s ) );
- backup_profile->description = strdup( "" );
+ 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 )
if ( melt )
{
- // If the producer changed the profile then do not try to guess it.
- if ( 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 )
+ // Generate an automatic profile if needed.
+ if ( ! profile->is_explicit )
{
- if ( is_profile_explicit )
- {
- // We need to use the 'consumer' producer.
- mlt_producer_close( melt );
- mlt_profile_close( profile );
- profile = backup_profile;
- backup_profile = NULL;
- if ( profile->description )
- free( profile->description );
- // This is a hack to signal create_producer() in producer_melt.c.
- profile->description = strdup( "consumer:" );
- melt = mlt_factory_producer( profile, "melt", &argv[ 1 ] );
- }
+ mlt_profile_from_producer( profile, melt );
+ mlt_producer_close( melt );
+ melt = mlt_factory_producer( profile, "melt", &argv[ 1 ] );
}
- else if ( ! is_profile_explicit )
+
+ // 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 )
{
- guess_profile( melt, profile );
+ 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 );
+ }
}
- // Reload the consumer with the fully qualified profile
- load_consumer( consumer, argc, argv );
-
// If we have no consumer, default to sdl
if ( store == NULL && consumer == NULL )
consumer = create_consumer( profile, NULL );
// Parse the arguments
for ( i = 1; i < argc; i ++ )
{
- if ( !strcmp( argv[ i ], "-serialise" ) )
+ if ( !strcmp( argv[ i ], "-jack" ) )
+ {
+ setup_jack_transport( consumer, profile );
+ }
+ else if ( !strcmp( argv[ i ], "-serialise" ) )
{
if ( store != stdout )
i ++;
mlt_consumer_connect( consumer, MLT_PRODUCER_SERVICE( melt ) );
// Start the consumer
- mlt_consumer_start( consumer );
-
- // Transport functionality
- transport( melt, consumer );
-
- // Stop the consumer
- mlt_consumer_stop( consumer );
+ mlt_events_listen( properties, consumer, "consumer-fatal-error", ( mlt_listener )on_fatal_error );
+ if ( mlt_consumer_start( consumer ) == 0 )
+ {
+ // Transport functionality
+ transport( melt, consumer );
+
+ // Stop the consumer
+ mlt_consumer_stop( consumer );
+ }
}
else if ( store != NULL && store != stdout && name != NULL )
{
}
else
{
- fprintf( stderr,
-"Usage: %s [options] [producer [name=value]* ]+\n"
-"Options:\n"
-" -attach filter[:arg] [name=value]* Attach a filter to the output\n"
-" -attach-cut filter[:arg] [name=value]* Attach a filter to a cut\n"
-" -attach-track filter[:arg] [name=value]* Attach a filter to a track\n"
-" -attach-clip filter[:arg] [name=value]* Attach a filter to a producer\n"
-" -audio-track | -hide-video Add an audio-only track\n"
-" -blank frames Add blank silence to a track\n"
-" -consumer id[:arg] [name=value]* Set the consumer (sink)\n"
-" -debug Set the logging level to debug\n"
-" -filter filter[:arg] [name=value]* Add a filter to the current track\n"
-" -group [name=value]* Apply properties repeatedly\n"
-" -help Show this message\n"
-" -join clips Join multiple clips into one cut\n"
-" -mix length Add a mix between the last two cuts\n"
-" -mixer transition Add a transition to the mix\n"
-" -null-track | -hide-track Add a hidden track\n"
-" -profile name Set the processing settings\n"
-" -progress Display progress along with position\n"
-" -remove Remove the most recent cut\n"
-" -repeat times Repeat the last cut\n"
-" -query List all of the registered services\n"
-" -query \"consumers\" | \"consumer\"=id List consumers or show info about one\n"
-" -query \"filters\" | \"filter\"=id List filters or show info about one\n"
-" -query \"producers\" | \"producer\"=id List producers or show info about one\n"
-" -query \"transitions\" | \"transition\"=id List transitions, show info about one\n"
-" -serialise [filename] Write the commands to a text file\n"
-" -silent Do not display position/transport\n"
-" -split relative-frame Split the last cut into two cuts\n"
-" -swap Rearrange the last two cuts\n"
-" -track Add a track\n"
-" -transition id[:arg] [name=value]* Add a transition\n"
-" -verbose Set the logging level to verbose\n"
-" -version Show the version and copyright\n"
-" -video-track | -hide-audio Add a video-only track\n"
-"For more help: <http://www.mltframework.org/>\n",
- basename( argv[0] ) );
+ show_usage( argv[0] );
}
+ // Disconnect producer from consumer to prevent ref cycles from closing services
+ if ( consumer )
+ mlt_consumer_connect( consumer, NULL );
+
// Close the producer
if ( melt != NULL )
mlt_producer_close( melt );
// Close the factory
mlt_profile_close( profile );
- mlt_profile_close( backup_profile );
exit_factory:
projects / mlt / blobdiff