| opencv 打开USB 摄像头很卡，且报如下错误： Detect USB Camera Thread start. load model ok sizeof(this->m_rknnProcessObj->m_inputs) = 32 [ WARN:0] global ../modules/videoio/src/cap_gstreamer.cpp (935) open OpenCV | GStreamer warning: Cannot query video position: status=0,value=-1, duration=-1 Gdk-CRITICAL **: 15:33:43.446: _gdk_frame_clock_freeze: assertion 'GDK_IS_FRAME_CLOCK (clock)' failed |
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