img_ = img[:,:,::-1].transpose((2,0,1)) ①在opencv里,圖格式HWC,其余都是CHW,故transpose((2,0,1)) ② img[:,:,::-1]對(duì)應(yīng)H、W、C,彩圖是3通道,即C是3層。opencv里對(duì)應(yīng)BGR,故通過(guò)C通道的 ::-1 就是把BGR轉(zhuǎn)為RGB 注: [::-1] 代表順序相反操作 ③ 若不涉及C通道的BGR轉(zhuǎn)RGB,如Img...
www.dbjr.com.cn/article/1878...htm 2025-5-24