[FFmpeg-trac] #11514(avcodec:new): Cuvid decoder problem with deinterlacing

FFmpeg trac at avcodec.org
Tue May 27 16:26:36 EEST 2025


#11514: Cuvid decoder problem with deinterlacing
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             Reporter:  ua0lnj      |                    Owner:  (none)
                 Type:  defect      |                   Status:  new
             Priority:  important   |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  cuvid       |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by Balling):

 >and as I do not see any with the value of multiplying by 2.

 There is a problem. AS was said it now takes all resources instead of
 mininmally needed.

 >ffmpeg uses the avctx->pix_fmt == AV_PIX_FMT_NV12, while the softhddevice
 uses the pix_fmt == AV_PIX_FMT_CUDA.

 CUDA is a hardware format. You can select in ffmpeg hardware format with
 -hwaccel_output_format cuda


 Provide is the video file btw.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/11514#comment:7>
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