Esempio n. 1
0
/** Open the raw1394 device and get a handle.
 *  
 * \param port A 0-based number indicating which host adapter to use.
 * \return a raw1394 handle.
 */
raw1394handle_t raw1394_open( int port )
{
	int n_ports;
	struct raw1394_portinfo pinf[ 16 ];
	raw1394handle_t handle;

	/* get a raw1394 handle */
#ifdef RAW1394_V_0_8

	handle = raw1394_get_handle();
#else

	handle = raw1394_new_handle();
#endif

	if ( !handle )
	{
		fprintf( stderr, "raw1394 - failed to get handle: %s.\n", strerror( errno ) );
		exit( EXIT_FAILURE );
	}

	if ( ( n_ports = raw1394_get_port_info( handle, pinf, 16 ) ) < 0 )
	{
		fprintf( stderr, "raw1394 - failed to get port info: %s.\n", strerror( errno ) );
		raw1394_destroy_handle( handle );
		exit( EXIT_FAILURE );
	}

	/* tell raw1394 which host adapter to use */
	if ( raw1394_set_port( handle, port ) < 0 )
	{
		fprintf( stderr, "raw1394 - failed to set set port: %s.\n", strerror( errno ) );
		exit( EXIT_FAILURE );
	}

	raw1394_set_userdata( handle, ( void* ) port );
	return handle;
}
Esempio n. 2
0
void AVC1394Control::initialize()
{
	int i;

	current_command = COMMAND_NONE;
	device = -1;

	device_lock = new Mutex("AVC1394Control::device_lock");

#ifdef RAW1394_V_0_8
	handle = raw1394_get_handle();
#else
	handle = raw1394_new_handle();
#endif
//printf("AVC1394Control::initialize(): 1\n");
	if(!handle)
	{
//printf("AVC1394Control::initialize(): 2\n");
		if(!errno)
		{
//printf("AVC1394Control::initialize(): 3\n");
			fprintf(stderr, "AVC1394Control::initialize(): Not Compatable!\n");
		} 
		else 
		{
//printf("AVC1394Control::initialize(): 4\n");
			fprintf(stderr, "AVC1394Control::initialize(): couldn't get handle\n");
		}
		return;
	}

	if(raw1394_set_port(handle, 0) < 0) {
//printf("AVC1394Control::initialize(): 5\n");
		perror("AVC1394Control::initialize(): couldn't set port");
//		raw1394_destroy_handle(handle);
		return;
	}

	for(i = 0; i < raw1394_get_nodecount(handle); i++)
	{
		if(rom1394_get_directory(handle, i, &rom_dir) < 0)
		{
//printf("AVC1394Control::initialize(): 6\n");
			fprintf(stderr, "AVC1394Control::initialize(): node %d\n", i);
//			raw1394_destroy_handle(handle);
			return;
		}
		
		if((rom1394_get_node_type(&rom_dir) == ROM1394_NODE_TYPE_AVC) &&
			avc1394_check_subunit_type(handle, i, AVC1394_SUBUNIT_TYPE_VCR))
		{
//printf("AVC1394Control::initialize(): 7\n");
			device = i;
			break;
		}
	}

	if(device == -1)
	{
//printf("AVC1394Control::initialize(): 8\n");
		fprintf(stderr, "AVC1394Control::initialize(): No AV/C Devices\n");
//		raw1394_destroy_handle(handle);
		return;
	}

}