> On Wednesday, October 29, 2014 12:25 PM, Carl Eugen Hoyos <ceho...@ag.or.at> > wrote:
> > Calvin Walton <calvin.walton <at> kepstin.ca> writes: > >> For content that was in mpeg2 with field flags set >> appropriate for display on an interlaced TV > > This is unrelated to this issue: > FFmpeg simply ignores the flag and interprets the > input as progressive. > >> which basically accounts for all DVD content > > I live in PAL-country but from user reports and > samples (like the one in question) I know that > this unfortunately isn't true;-( > > This whole issue is about vob files that contain > both progressive 24000/1001 and (hard-) telecined > 30000/1001 video in the same stream (with actual > switching frame rates). > It appears to me that decimate should detect the > frame rate changes and not drop anything for the > progressive content. > > Carl Eugen I've also seen mixed hard telecined (24->29.97) and interlaced (29.97) in the same stream, or hard telecined and 29.97 progressive. This whole thing makes me wish we used PAL here. Also metric paper, but that is a different gripe. Not now, but later, I would be interested in helping to adapt decimate to do what we want. A detectfps filter might be useful too, and would be a subset of the work. Nick _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
