[FFmpeg-user] encode to RAW video

Naveen.B navins.2006 at gmail.com
Thu Oct 27 14:31:20 EEST 2022


>
> > I tried by giving the input with -pix_fmt, it's the same error.
> >
> > Yes, I want raw video. I have converted RAW files to .mp4 successfully
> with
> > uncompressed, the size of the .mp4 format video was less comparatively.
> > I have 30 RAW files with each file is around 4Mbps (so, 30 RAW
> > filesx4Mbps=180Mbps for one second), the output of the video file size
> > (.mp4) is coming around 18 Mbps, so I am assuming .mp4 video format is
> > doing some compression and hence I need to try this with RAW video.
> >
> > This is the command I tried for .mp4 file video which is coming 18Mbps as
> > output video file size,
> > *ffmpeg -pixel_format gray10le -s 1600x1300 -r 30 -i
> CapturedImage-%03d.raw
> > -c:v libx264 -pix_fmt yuv420p -preset fast -profile:v main -level:v 4.0
> > -crf 1 raw_video.mp4*
> >
>
> Try this :
>
> ffmpeg -pixel_format gray10le -s 1600x1300 -r 30 -i
> CapturedImage-%03d.raw -c:v rawvideo -pix_fmt yuv420p -f rawvideo
> output.raw
>
> Alternatively you can put the raw video stream in a container such as MKV:
>
> ffmpeg -pixel_format gray10le -s 1600x1300 -r 30 -i
> CapturedImage-%03d.raw -c:v rawvideo -pix_fmt yuv420p output.mkv
>
> In either case I'm not sure it will easy to read the output file with
> classical players.
>
> fantastic, it worked, thanks a lot for your support!

one last question, any idea on how to know/measure how long the ffmpeg
takes to encode the file.
i.e, basically I want to know how much time it takes to compress with
different presets and how much time it takes to encode for an uncompressed
RAW video.

Kind Regards,
Naveen B.


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