int discoverAVC( int* port, octlet_t guid )
{
rom1394_directory rom_dir;
raw1394handle_t handle;
int device = -1;
int i, j = 0;
int m = raw1394_get_num_ports();
if ( *port >= 0 )
{
/* search on explicit port */
j = *port;
m = *port + 1;
}
for ( ; j < m && device == -1; j++ )
{
handle = raw1394_open( j );
for ( i = 0; i < raw1394_get_nodecount( handle ); ++i )
{
if ( guid != 0 )
{
/* select explicitly by GUID */
if ( guid == rom1394_get_guid( handle, i ) )
{
device = i;
*port = j;
break;
}
}
else
{
/* select first AV/C Tape Reccorder Player node */
if ( rom1394_get_directory( handle, i, &rom_dir ) < 0 )
{
fprintf( stderr, "error reading config rom directory for node %d\n", i );
continue;
}
if ( ( rom1394_get_node_type( &rom_dir ) == ROM1394_NODE_TYPE_AVC ) &&
avc1394_check_subunit_type( handle, i, AVC1394_SUBUNIT_TYPE_VCR ) )
{
device = i;
*port = j;
break;
}
}
}
raw1394_close( handle );
}
return device;
}
static GValueArray *
gst_1394_get_guid_array (void)
{
GValueArray *result = NULL;
raw1394handle_t handle = NULL;
int num_ports = 0;
int port = 0;
int num_nodes = 0;
int node = 0;
rom1394_directory directory;
GValue value = { 0, };
handle = raw1394_new_handle ();
if (handle == NULL)
return NULL;
num_ports = raw1394_get_port_info (handle, NULL, 0);
for (port = 0; port < num_ports; port++) {
if (raw1394_set_port (handle, port) >= 0) {
num_nodes = raw1394_get_nodecount (handle);
for (node = 0; node < num_nodes; node++) {
rom1394_get_directory (handle, node, &directory);
if (rom1394_get_node_type (&directory) == ROM1394_NODE_TYPE_AVC &&
avc1394_check_subunit_type (handle, node,
AVC1394_SUBUNIT_TYPE_VCR)) {
if (result == NULL)
result = g_value_array_new (3); /* looks like a sensible default */
g_value_init (&value, G_TYPE_UINT64);
g_value_set_uint64 (&value, rom1394_get_guid (handle, node));
g_value_array_append (result, &value);
g_value_unset (&value);
}
}
}
}
return result;
}
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;
}
}
static int
gst_hdv1394src_discover_avc_node (GstHDV1394Src * src)
{
int node = -1;
int i, j = 0;
int m = src->num_ports;
if (src->port >= 0) {
/* search on explicit port */
j = src->port;
m = j + 1;
}
/* loop over all our ports */
for (; j < m && node == -1; j++) {
raw1394handle_t handle;
struct raw1394_portinfo pinf[16];
/* open the port */
handle = raw1394_new_handle ();
if (!handle) {
GST_WARNING ("raw1394 - failed to get handle: %s.\n", strerror (errno));
continue;
}
if (raw1394_get_port_info (handle, pinf, 16) < 0) {
GST_WARNING ("raw1394 - failed to get port info: %s.\n",
strerror (errno));
goto next;
}
/* tell raw1394 which host adapter to use */
if (raw1394_set_port (handle, j) < 0) {
GST_WARNING ("raw1394 - failed to set set port: %s.\n", strerror (errno));
goto next;
}
/* now loop over all the nodes */
for (i = 0; i < raw1394_get_nodecount (handle); i++) {
/* are we looking for an explicit GUID ? */
if (src->guid != 0) {
if (src->guid == rom1394_get_guid (handle, i)) {
node = i;
src->port = j;
g_free (src->uri);
src->uri = g_strdup_printf ("dv://%d", src->port);
break;
}
} else {
rom1394_directory rom_dir;
/* select first AV/C Tape Recorder Player node */
if (rom1394_get_directory (handle, i, &rom_dir) < 0) {
GST_WARNING ("error reading config rom directory for node %d\n", i);
continue;
}
if ((rom1394_get_node_type (&rom_dir) == ROM1394_NODE_TYPE_AVC) &&
avc1394_check_subunit_type (handle, i, AVC1394_SUBUNIT_TYPE_VCR)) {
node = i;
src->port = j;
src->guid = rom1394_get_guid (handle, i);
g_free (src->uri);
src->uri = g_strdup_printf ("dv://%d", src->port);
g_free (src->device_name);
src->device_name = g_strdup (rom_dir.label);
break;
}
rom1394_free_directory (&rom_dir);
}
}
next:
raw1394_destroy_handle (handle);
}
return node;
}
