![]() release () # more pythonic, recommand with ffmpegcv. VideoCapture ( file ) nframe = len ( cap ) for frame in cap : pass cap. VideoCapture ( file ) while True : ret, frame = cap. read () if not ret : break pass # ffmpegcv import ffmpegcv cap = ffmpegcv. The ffmpegcv is just similar to opencv in api. * The ffmegcv GPU reader is a bit slower than CPU reader, but much faster when use ROI operations (crop, resize, pad). That ffmpeg didn't supports NVIDIA at all.
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