void updateDeviceList() {
device_serials_.clear();
freenect_device_attributes* attr_list;
freenect_device_attributes* item;
freenect_list_device_attributes(driver_, &attr_list);
for (item = attr_list; item != NULL; item = item->next) {
device_serials_.push_back(std::string(item->camera_serial));
}
freenect_free_device_attributes(attr_list);
}
FREENECTAPI int freenect_open_device_by_camera_serial(freenect_context *ctx, freenect_device **dev, const char* camera_serial)
{
// This is implemented by listing the devices and seeing which index (if
// any) has a camera with a matching serial number, and then punting to
// freenect_open_device with that index.
struct freenect_device_attributes* attrlist;
struct freenect_device_attributes* item;
int count = fnusb_list_device_attributes(&ctx->usb, &attrlist);
if (count < 0) {
FN_ERROR("freenect_open_device_by_camera_serial: Couldn't enumerate serial numbers\n");
return -1;
}
int index = 0;
for(item = attrlist ; item != NULL; item = item->next , index++) {
if (strlen(item->camera_serial) == strlen(camera_serial) && strcmp(item->camera_serial, camera_serial) == 0) {
freenect_free_device_attributes(attrlist);
return freenect_open_device(ctx, dev, index);
}
}
freenect_free_device_attributes(attrlist);
FN_ERROR("freenect_open_device_by_camera_serial: Couldn't find a device with serial %s\n", camera_serial);
return -1;
}
//---------------------------------------------------------------------------
void ofxKinectContext::buildDeviceList() {
deviceList.clear();
// build the device list from freenect
freenect_device_attributes * devAttrib;
int numDevices = freenect_list_device_attributes(kinectContext, &devAttrib);
// save bus ids ...
for(int i = 0; i < numDevices; i++){
KinectPair kp;
kp.id = i;
kp.serial = (string) devAttrib->camera_serial;
deviceList.push_back(kp);
devAttrib = devAttrib->next;
}
freenect_free_device_attributes(devAttrib);
// sort devices by serial number
sort(deviceList.begin(), deviceList.end(), sortKinectPairs);
}