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mlt/src/miracle/miracle_unit_commands.c

486 lines
11 KiB

/*
* unit_commands.c
* Copyright (C) 2002-2003 Ushodaya Enterprises Limited
* Author: Dan Dennedy <dan@dennedy.org>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "miracle_unit.h"
#include "miracle_commands.h"
#include "miracle_log.h"
int miracle_load( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
char *filename = (char*) cmd_arg->argument;
char fullname[1024];
int flush = 1;
char *service;
if ( filename[0] == '!' )
{
flush = 0;
filename ++;
}
service = strchr( filename, ':' );
if ( service != NULL )
{
service = filename;
filename = strchr( service, ':' );
*filename ++ = '\0';
if ( strlen( cmd_arg->root_dir ) && filename[0] == '/' )
filename++;
snprintf( fullname, 1023, "%s:%s%s", service, cmd_arg->root_dir, filename );
}
else
{
if ( strlen( cmd_arg->root_dir ) && filename[0] == '/' )
filename++;
snprintf( fullname, 1023, "%s%s", cmd_arg->root_dir, filename );
}
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
{
int32_t in = -1, out = -1;
if ( valerie_tokeniser_count( cmd_arg->tokeniser ) == 5 )
{
in = atol( valerie_tokeniser_get_string( cmd_arg->tokeniser, 3 ) );
out = atol( valerie_tokeniser_get_string( cmd_arg->tokeniser, 4 ) );
}
if ( miracle_unit_load( unit, fullname, in, out, flush ) != valerie_ok )
return RESPONSE_BAD_FILE;
}
return RESPONSE_SUCCESS;
}
int miracle_list( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit( cmd_arg->unit );
if ( unit != NULL )
{
miracle_unit_report_list( unit, cmd_arg->response );
return RESPONSE_SUCCESS;
}
return RESPONSE_INVALID_UNIT;
}
static int parse_clip( command_argument cmd_arg, int arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
int clip = miracle_unit_get_current_clip( unit );
if ( valerie_tokeniser_count( cmd_arg->tokeniser ) > arg )
{
char *token = valerie_tokeniser_get_string( cmd_arg->tokeniser, arg );
if ( token[ 0 ] == '+' )
clip += atoi( token + 1 );
else if ( token[ 0 ] == '-' )
clip -= atoi( token + 1 );
else
clip = atoi( token );
}
return clip;
}
int miracle_insert( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
char *filename = (char*) cmd_arg->argument;
char fullname[1024];
if ( strlen( cmd_arg->root_dir ) && filename[0] == '/' )
filename++;
snprintf( fullname, 1023, "%s%s", cmd_arg->root_dir, filename );
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
{
long in = -1, out = -1;
int index = parse_clip( cmd_arg, 3 );
if ( valerie_tokeniser_count( cmd_arg->tokeniser ) == 6 )
{
in = atoi( valerie_tokeniser_get_string( cmd_arg->tokeniser, 4 ) );
out = atoi( valerie_tokeniser_get_string( cmd_arg->tokeniser, 5 ) );
}
switch( miracle_unit_insert( unit, fullname, index, in, out ) )
{
case valerie_ok:
return RESPONSE_SUCCESS;
default:
return RESPONSE_BAD_FILE;
}
}
return RESPONSE_SUCCESS;
}
int miracle_remove( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
{
int index = parse_clip( cmd_arg, 2 );
if ( miracle_unit_remove( unit, index ) != valerie_ok )
return RESPONSE_BAD_FILE;
}
return RESPONSE_SUCCESS;
}
int miracle_clean( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
{
if ( miracle_unit_clean( unit ) != valerie_ok )
return RESPONSE_BAD_FILE;
}
return RESPONSE_SUCCESS;
}
int miracle_wipe( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
{
if ( miracle_unit_wipe( unit ) != valerie_ok )
return RESPONSE_BAD_FILE;
}
return RESPONSE_SUCCESS;
}
int miracle_clear( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
{
if ( miracle_unit_clear( unit ) != valerie_ok )
return RESPONSE_BAD_FILE;
}
return RESPONSE_SUCCESS;
}
int miracle_move( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if ( unit != NULL )
{
if ( valerie_tokeniser_count( cmd_arg->tokeniser ) > 2 )
{
int src = parse_clip( cmd_arg, 2 );
int dest = parse_clip( cmd_arg, 3 );
if ( miracle_unit_move( unit, src, dest ) != valerie_ok )
return RESPONSE_BAD_FILE;
}
else
{
return RESPONSE_MISSING_ARG;
}
}
else
{
return RESPONSE_INVALID_UNIT;
}
return RESPONSE_SUCCESS;
}
int miracle_append( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
char *filename = (char*) cmd_arg->argument;
char fullname[1024];
if ( strlen( cmd_arg->root_dir ) && filename[0] == '/' )
filename++;
snprintf( fullname, 1023, "%s%s", cmd_arg->root_dir, filename );
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
{
int32_t in = -1, out = -1;
if ( valerie_tokeniser_count( cmd_arg->tokeniser ) == 5 )
{
in = atol( valerie_tokeniser_get_string( cmd_arg->tokeniser, 3 ) );
out = atol( valerie_tokeniser_get_string( cmd_arg->tokeniser, 4 ) );
}
switch ( miracle_unit_append( unit, fullname, in, out ) )
{
case valerie_ok:
return RESPONSE_SUCCESS;
default:
return RESPONSE_BAD_FILE;
}
}
return RESPONSE_SUCCESS;
}
int miracle_push( command_argument cmd_arg, mlt_service service )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if ( unit != NULL && service != NULL )
if ( miracle_unit_append_service( unit, service ) == valerie_ok )
return RESPONSE_SUCCESS;
return RESPONSE_BAD_FILE;
}
int miracle_receive( command_argument cmd_arg, char *doc )
{
mlt_producer producer = mlt_factory_producer( "westley-xml", doc );
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if ( unit != NULL && producer != NULL )
{
if ( miracle_unit_append_service( unit, MLT_PRODUCER_SERVICE( producer ) ) == valerie_ok )
{
mlt_producer_close( producer );
return RESPONSE_SUCCESS;
}
}
mlt_producer_close( producer );
return RESPONSE_BAD_FILE;
}
int miracle_play( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if ( unit == NULL )
{
return RESPONSE_INVALID_UNIT;
}
else
{
int speed = 1000;
if ( valerie_tokeniser_count( cmd_arg->tokeniser ) == 3 )
speed = atoi( valerie_tokeniser_get_string( cmd_arg->tokeniser, 2 ) );
miracle_unit_play( unit, speed );
}
return RESPONSE_SUCCESS;
}
int miracle_stop( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if ( unit == NULL )
return RESPONSE_INVALID_UNIT;
else
miracle_unit_terminate( unit );
return RESPONSE_SUCCESS;
}
int miracle_pause( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if ( unit == NULL )
return RESPONSE_INVALID_UNIT;
else
miracle_unit_play( unit, 0 );
return RESPONSE_SUCCESS;
}
int miracle_rewind( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if ( unit == NULL )
return RESPONSE_INVALID_UNIT;
else
miracle_unit_play( unit, -2000 );
return RESPONSE_SUCCESS;
}
int miracle_step( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
{
miracle_unit_play( unit, 0 );
miracle_unit_step( unit, *(int*) cmd_arg->argument );
}
return RESPONSE_SUCCESS;
}
int miracle_goto( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
int clip = parse_clip( cmd_arg, 3 );
if (unit == NULL || miracle_unit_is_offline(unit))
return RESPONSE_INVALID_UNIT;
else
miracle_unit_change_position( unit, clip, *(int*) cmd_arg->argument );
return RESPONSE_SUCCESS;
}
int miracle_ff( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
if ( unit == NULL )
return RESPONSE_INVALID_UNIT;
else
miracle_unit_play( unit, 2000 );
return RESPONSE_SUCCESS;
}
int miracle_set_in_point( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
int clip = parse_clip( cmd_arg, 3 );
if ( unit == NULL )
return RESPONSE_INVALID_UNIT;
else
{
int position = *(int *) cmd_arg->argument;
switch( miracle_unit_set_clip_in( unit, clip, position ) )
{
case -1:
return RESPONSE_BAD_FILE;
case -2:
return RESPONSE_OUT_OF_RANGE;
}
}
return RESPONSE_SUCCESS;
}
int miracle_set_out_point( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
int clip = parse_clip( cmd_arg, 3 );
if ( unit == NULL )
return RESPONSE_INVALID_UNIT;
else
{
int position = *(int *) cmd_arg->argument;
switch( miracle_unit_set_clip_out( unit, clip, position ) )
{
case -1:
return RESPONSE_BAD_FILE;
case -2:
return RESPONSE_OUT_OF_RANGE;
}
}
return RESPONSE_SUCCESS;
}
int miracle_get_unit_status( command_argument cmd_arg )
{
valerie_status_t status;
int error = miracle_unit_get_status( miracle_get_unit( cmd_arg->unit ), &status );
if ( error == -1 )
return RESPONSE_INVALID_UNIT;
else
{
char text[ 10240 ];
valerie_response_printf( cmd_arg->response, sizeof( text ), valerie_status_serialise( &status, text, sizeof( text ) ) );
return RESPONSE_SUCCESS_1;
}
return 0;
}
int miracle_set_unit_property( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
char *name_value = (char*) cmd_arg->argument;
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else
miracle_unit_set( unit, name_value );
return RESPONSE_SUCCESS;
}
int miracle_get_unit_property( command_argument cmd_arg )
{
miracle_unit unit = miracle_get_unit(cmd_arg->unit);
char *name = (char*) cmd_arg->argument;
char *value = miracle_unit_get( unit, name );
if (unit == NULL)
return RESPONSE_INVALID_UNIT;
else if ( value != NULL )
valerie_response_printf( cmd_arg->response, 1024, "%s\n", value );
return RESPONSE_SUCCESS;
}
int miracle_transfer( command_argument cmd_arg )
{
miracle_unit src_unit = miracle_get_unit(cmd_arg->unit);
int dest_unit_id = -1;
char *string = (char*) cmd_arg->argument;
if ( string != NULL && ( string[ 0 ] == 'U' || string[ 0 ] == 'u' ) && strlen( string ) > 1 )
dest_unit_id = atoi( string + 1 );
if ( src_unit != NULL && dest_unit_id != -1 )
{
miracle_unit dest_unit = miracle_get_unit( dest_unit_id );
if ( dest_unit != NULL && !miracle_unit_is_offline(dest_unit) && dest_unit != src_unit )
{
miracle_unit_transfer( dest_unit, src_unit );
return RESPONSE_SUCCESS;
}
}
return RESPONSE_INVALID_UNIT;
}