On Thu, Mar 12, 2015 at 4:55 PM Carl Eugen Hoyos <ceho...@ag.or.at> wrote:
> Wesley Wen <delbin.wen <at> gmail.com> writes: > > > What I'm interested is -frames:v 2000 and 5000 both > > report 1037 progressive frames, does it mean the > > content is progressive/interlaced mixed? > > > I did not get a chance to look at the frames with > > video analyzer yet. > > Not necessarily related: Visual inspection always > beats a video analyzer if you want to know if a > video is interlaced. > > > But I believe the video is interlaced by viewing > > it with VLC; there is combing noise if > > deinterlacer is turned off. > > Please provide the sample. > (Or ask yourself: Is the video starting with > long still frames? Like the intro of a movie?) > > Yes. The video starts with few seconds still logo. There is motion there but I can't easily tell if they are interlaced frames. But starting from feature film, combing noise can be easily observed. The input codec is MPEG-2, I'm thinking to use FFprobe to see if frames are marked as interlaced. ffprobe -show_frames -select_streams v -i /tmp/clip.mpg 2>&1 | grep -c interlaced_frame=1 Carl Eugen > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user