Quoting James Almer (2024-03-23 03:53:26) > On 3/22/2024 5:28 PM, Anton Khirnov wrote: > > lavfi does not require aligned buffers, so we can safely apply top/left > > cropping by any amount, without passing any special flags to lavc. > > Longer term, an even better solution would probably be auto-inserting > > the crop filter (or its hwaccel versions) as needed. > > It's what i did in my container cropping set. One problem with it is > that the cropping filter doesn't look at cropping values in input frames > but at filter options instead, and will in fact *add* cropping values to > the output frames if you pass it something it can't handle, like hwaccel > formats.
The idea is that ffmpeg_filter would set up the crop filter, then remove the values from the frame. The crop filter then either actually performs cropping or adds them back. > And for that matter, cropping fields in frames should be handled by > encoders, or by the generic encoding code in some form. Right now they > are outright ignored. Sure I guess. Patches welcome? -- Anton Khirnov _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
