// StartVideoStream starts the retrieval of video information from the device.
func (device *Device) StartVideoStream(resolution Resolution, format VideoFormat) error {
errCode := C.freenect_set_video_mode(device.device,
C.freenect_find_video_mode(C.freenect_resolution(resolution), C.freenect_video_format(format)))
if errCode != 0 {
return errors.New("could not find video mode")
}
errCode = C.freenect_start_video(device.device)
if errCode != 0 {
return errors.New("could not start video stream")
}
return nil
}
// Starts the acquisition of the video stream. The source function will be invoked to obtain the first frame buffer.
func (camera *VideoCamera) Start() int {
if camera.on == true {
return 1
}
buffer := camera.source(camera.bytes)
rc := int(C.freenect_set_video_buffer(camera.device.dev, unsafe.Pointer(&buffer[0])))
if rc != 0 {
fmt.Printf("Failed to set video buffer: %d\n", rc)
return rc
}
camera.current = buffer
rc = int(C.freenect_start_video(camera.device.dev))
if rc != 0 {
fmt.Printf("Failed to start video stream: %d\n", rc)
return rc
}
fmt.Printf("Video stream started\n")
camera.on = true
return 0
}
//FREENECTAPI int freenect_start_video(freenect_device *dev);
func (dev *Device) StartVideo() int {
return int(C.freenect_start_video(dev.ptr()))
}