void Libdc1394SequenceGrabber::idle()
{
dc1394error_t err;
dc1394video_frame_t *last_frame(NULL), *frame(NULL);
if (!_camera) {
fakeTracking();
return;
}
do{
err = dc1394_capture_dequeue(_camera, DC1394_CAPTURE_POLICY_POLL, &frame);
if (frame) {
if (last_frame)
err=dc1394_capture_enqueue(_camera, last_frame);
last_frame = frame;
}
} while (frame);
checkSuccess(err, "dc1394_capture_dequeue failed");
if (_firstFrame) {
setupBayer();
_firstFrame = false;
}
if (last_frame) {
processCameraImageData( last_frame->image );
newFrameAvailable();
err=dc1394_capture_enqueue(_camera, last_frame);
checkSuccess(err, "dc1394_capture_enqueue failed");
}
}
void CameraWorker::doWork()
{
if (!cam.isOpened())
return;
if (!cam.read(frame))
{
qDebug() << "CameraWorker: Cannot read frame";
return;
}
QByteArray frameData(reinterpret_cast<char*>(frame.data), frame.total() * frame.channels());
emit newFrameAvailable(VideoFrame{frameData, QSize(frame.cols, frame.rows), VideoFrame::BGR});
}
