Presets!

[mlt] / src / melt / melt.c

diff --git a/src/melt/melt.c b/src/melt/melt.c
index d59672402facf7d22e79d18daecc9badf20d7a85..6028a4391461ede2fb13fbd9344f182244637db5 100644 (file)
--- a/src/melt/melt.c
+++ b/src/melt/melt.c
@@ -325,6 +325,7 @@ static void show_usage( char *program_name )
 "  -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"
@@ -468,6 +469,37 @@ static void query_profile( const char *id )
        mlt_properties_close( profiles );
 }
 
+static void query_presets()
+{
+       mlt_properties presets = mlt_repository_presets();
+       fprintf( stderr, "---\npresets:\n" );
+       if ( presets )
+       {
+               int j;
+               for ( j = 0; j < mlt_properties_count( presets ); j++ )
+                       fprintf( stderr, "  - %s\n", mlt_properties_get_name( presets, j ) );
+       }
+       fprintf( stderr, "...\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( stderr, "%s", s );
+               free( s );
+       }
+       else
+       {
+               fprintf( stderr, "# No metadata for preset \"%s\"\n", id );
+       }
+       mlt_properties_close( presets );
+}
+
 static void query_formats( )
 {
        mlt_consumer consumer = mlt_factory_consumer( NULL, "avformat", NULL );
@@ -580,6 +612,8 @@ int main( int argc, char **argv )
                                        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" ) )
@@ -597,6 +631,8 @@ int main( int argc, char **argv )
                                        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;
                        }