帧差法//取两帧图像if(preSafetyRopeDetectionFrame.empty()){ preSafetyRopeDetectionFrame = curFrame;//将第一帧赋给preFrame preSafetyRopeDetectionFrameIdx = detectTrackInfo.GetCurFrameIdx();}else{ if((detectTrackInfo.GetCurFrameIdx() - preSafetyRopeDet
opencv
2023-11-27
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