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inigo.c
581 lines (526 loc) · 17.5 KB
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inigo.c
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/*
* melt.c -- MLT command line utility
* Copyright (C) 2002-2008 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 program 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.
*
* 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.
*/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sched.h>
#include <libgen.h>
#include <framework/mlt.h>
#ifdef __DARWIN__
#include <SDL.h>
#endif
#include "io.h"
static void transport_action( mlt_producer producer, char *value )
{
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_set_int( properties, "stats_off", 1 );
if ( strlen( value ) == 1 )
{
switch( value[ 0 ] )
{
case 'q':
mlt_properties_set_int( properties, "done", 1 );
break;
case '0':
mlt_producer_set_speed( producer, 1 );
mlt_producer_seek( producer, 0 );
break;
case '1':
mlt_producer_set_speed( producer, -10 );
break;
case '2':
mlt_producer_set_speed( producer, -5 );
break;
case '3':
mlt_producer_set_speed( producer, -2 );
break;
case '4':
mlt_producer_set_speed( producer, -1 );
break;
case '5':
mlt_producer_set_speed( producer, 0 );
break;
case '6':
case ' ':
mlt_producer_set_speed( producer, 1 );
break;
case '7':
mlt_producer_set_speed( producer, 2 );
break;
case '8':
mlt_producer_set_speed( producer, 5 );
break;
case '9':
mlt_producer_set_speed( producer, 10 );
break;
case 'd':
if ( multitrack != NULL )
{
int i = 0;
mlt_position last = -1;
fprintf( stderr, "\n" );
for ( i = 0; 1; i ++ )
{
mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_start, i );
if ( time == last )
break;
last = time;
fprintf( stderr, "%d: %d\n", i, (int)time );
}
}
break;
case 'g':
if ( multitrack != NULL )
{
mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 0 );
mlt_producer_seek( producer, time );
}
break;
case 'H':
if ( producer != NULL )
{
mlt_position position = mlt_producer_position( producer );
mlt_producer_seek( producer, position - ( mlt_producer_get_fps( producer ) * 60 ) );
}
break;
case 'h':
if ( producer != NULL )
{
mlt_position position = mlt_producer_position( producer );
mlt_producer_set_speed( producer, 0 );
mlt_producer_seek( producer, position - 1 );
}
break;
case 'j':
if ( multitrack != NULL )
{
mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 1 );
mlt_producer_seek( producer, time );
}
break;
case 'k':
if ( multitrack != NULL )
{
mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, -1 );
mlt_producer_seek( producer, time );
}
break;
case 'l':
if ( producer != NULL )
{
mlt_position position = mlt_producer_position( producer );
if ( mlt_producer_get_speed( producer ) != 0 )
mlt_producer_set_speed( producer, 0 );
else
mlt_producer_seek( producer, position + 1 );
}
break;
case 'L':
if ( producer != NULL )
{
mlt_position position = mlt_producer_position( producer );
mlt_producer_seek( producer, position + ( mlt_producer_get_fps( producer ) * 60 ) );
}
break;
}
mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer ), "refresh", 1 );
}
mlt_properties_set_int( properties, "stats_off", 0 );
}
static mlt_consumer create_consumer( mlt_profile profile, char *id )
{
char *arg = id != NULL ? strchr( id, ':' ) : NULL;
if ( arg != NULL )
*arg ++ = '\0';
mlt_consumer consumer = mlt_factory_consumer( profile, id, arg );
if ( consumer != NULL )
{
mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
mlt_properties_set_data( properties, "transport_callback", transport_action, 0, NULL, NULL );
}
return consumer;
}
#ifdef __DARWIN__
static void event_handling( mlt_producer producer, mlt_consumer consumer )
{
SDL_Event event;
while ( SDL_PollEvent( &event ) )
{
switch( event.type )
{
case SDL_QUIT:
mlt_properties_set_int( MLT_PRODUCER_PROPERTIES( consumer ), "done", 1 );
break;
case SDL_KEYDOWN:
if ( event.key.keysym.unicode < 0x80 && event.key.keysym.unicode > 0 )
{
char keyboard[ 2 ] = { event.key.keysym.unicode, 0 };
transport_action( producer, keyboard );
}
break;
}
}
}
#endif
static void transport( mlt_producer producer, mlt_consumer consumer )
{
mlt_properties properties = MLT_PRODUCER_PROPERTIES( producer );
int silent = mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer ), "silent" );
int progress = mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer ), "progress" );
struct timespec tm = { 0, 40000 };
int total_length = mlt_producer_get_length( producer );
int last_position = 0;
if ( mlt_properties_get_int( properties, "done" ) == 0 && !mlt_consumer_is_stopped( consumer ) )
{
if ( !silent && !progress )
{
term_init( );
fprintf( stderr, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
fprintf( stderr, "|1=-10| |2= -5| |3= -2| |4= -1| |5= 0| |6= 1| |7= 2| |8= 5| |9= 10|\n" );
fprintf( stderr, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
fprintf( stderr, "+---------------------------------------------------------------------+\n" );
fprintf( stderr, "| H = back 1 minute, L = forward 1 minute |\n" );
fprintf( stderr, "| h = previous frame, l = next frame |\n" );
fprintf( stderr, "| g = start of clip, j = next clip, k = previous clip |\n" );
fprintf( stderr, "| 0 = restart, q = quit, space = play |\n" );
fprintf( stderr, "+---------------------------------------------------------------------+\n" );
}
while( mlt_properties_get_int( properties, "done" ) == 0 && !mlt_consumer_is_stopped( consumer ) )
{
int value = ( silent || progress )? -1 : term_read( );
if ( value != -1 )
{
char string[ 2 ] = { value, 0 };
transport_action( producer, string );
}
#ifdef __DARWIN__
event_handling( producer, consumer );
#endif
if ( !silent && mlt_properties_get_int( properties, "stats_off" ) == 0 )
{
if ( progress )
{
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 );
last_position = current_position;
}
}
else
{
fprintf( stderr, "Current Position: %10d\r", (int)mlt_producer_position( producer ) );
}
}
if ( silent )
nanosleep( &tm, NULL );
}
if ( !silent )
fprintf( stderr, "\n" );
}
}
static void query_metadata( mlt_repository repo, mlt_service_type type, const char *typestr, char *id )
{
mlt_properties metadata = mlt_repository_metadata( repo, type, id );
if ( metadata )
{
char *s = mlt_properties_serialise_yaml( metadata );
fprintf( stderr, "%s", s );
free( s );
}
else
{
fprintf( stderr, "# No metadata for %s \"%s\"\n", typestr, id );
}
}
static void query_services( mlt_repository repo, mlt_service_type type )
{
mlt_properties services = NULL;
const char *typestr = NULL;
switch ( type )
{
case consumer_type:
services = mlt_repository_consumers( repo );
typestr = "consumers";
break;
case filter_type:
services = mlt_repository_filters( repo );
typestr = "filters";
break;
case producer_type:
services = mlt_repository_producers( repo );
typestr = "producers";
break;
case transition_type:
services = mlt_repository_transitions( repo );
typestr = "transitions";
break;
default:
return;
}
fprintf( stderr, "---\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 ) );
}
fprintf( stderr, "...\n" );
}
int inigo( int argc, char **argv )
{
int i;
mlt_consumer consumer = NULL;
mlt_producer melt = NULL;
FILE *store = NULL;
char *name = NULL;
mlt_profile profile = NULL;
int is_progress = 0;
int is_silent = 0;
// Construct the factory
mlt_repository repo = mlt_factory_init( NULL );
for ( i = 1; i < argc; i ++ )
{
// fprintf(stderr, "argv[%d] = %s\n", i, argv[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;
}
// 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 ( !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
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( stderr, "# 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( stderr, "MLT %s 0.5\n"
"Copyright (C) 2002-2009 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 );
}
}
// Create profile if not set explicitly
if ( profile == NULL )
profile = mlt_profile_init( NULL );
// Look for the consumer option
for ( i = 1; i < argc; i ++ )
{
if ( !strcmp( argv[ i ], "-consumer" ) )
{
consumer = create_consumer( profile, argv[ ++ i ] );
if ( consumer )
{
mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
while ( argv[ i + 1 ] != NULL && strstr( argv[ i + 1 ], "=" ) )
mlt_properties_parse( properties, argv[ ++ i ] );
}
}
}
// If we have no consumer, default to sdl
if ( store == NULL && consumer == NULL )
consumer = create_consumer( profile, NULL );
// Get melt producer
if ( argc > 1 )
melt = mlt_factory_producer( profile, "melt", &argv[ 1 ] );
// 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 ], "-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_consumer_start( consumer );
// 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
{
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] ) );
}
// 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:
mlt_factory_close( );
return 0;
}