On 9/14/22, Dan <twinbe...@skytopia.com> wrote: >>> Unless I'm somehow misusing zscale (which is a possibility), it would >>> seem >>> as if the >>> problem lies elsewhere. >> >> If you do not use format filter after zscale it will not work correctly. > > Do you mean using the "filter" keyword under the zscale property/variable? > > I tried this, again no luck (also tried filter=point): > > ffmpeg.exe -f lavfi -i color=0x19be0f:s=400x578 -crf 0 -vcodec libx264 -vf > zscale=w=-1:h=-1:filter=lanczos -t 5 -y "578.mp4" > > If you would kindly give the appropriate command line, or even just the > relevant bit of the line > to make zscale work, that might help save me from flailing around as much > ;)
zscale=...,format=yuv420p Here both zscale/scale gives same output pixel values. I use datascope filter to inspect it. ffplay input.file -vf datascope _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".