RTSP ffmpeg set flags

[cudawarped]

@serkan

I think it compiled from binary opencv_videoio_ffmpeg_64.dll. i changed cmakelist.txt of videoio add src cap_ffmpeg.cpp caused a lot of lib error.

That’s correct which is why my comment above specified not on windows.

In windows you can try building against FFMpeg, see

Error: 'Your platform doesn't suppport hardware accelerated AV1 decoding.' when i use 'cv2.VideoCapture'

To build against FFmpeg and get AV1 decoding you need to: Build or dowload and extract a build of FFMpeg to <FFMPEG_BUILD>. I would suggest simply downloading from here and depending on your license requirements you will want to download either ffmpeg-n5.0.1-7-g7389a49fd3-win64-gpl-shared-5.0.zip or ffmpeg-n5.0.1-7-g7389a49fd3-win64-lgpl-shared-5.0.zip Create a cmake directory <FFMPEG_BUILD>/cmake. Save the cmake script (ffmpeg-config.cmake) mentioned in the below post to that directory…