Hi, > Why do you expect this behavior? A file containing single frame will > display > once (as the other Carl observed). Or are you trying to determine whether > a > file is a single still image or motion of some kind (what about an > animated > GIF?)? >
> It would useful to tell us more about what you're trying to accomplish and > exactly which version(s) of ffmpeg you're using. > Because I think it would be correct to not display a duration for something that isnt playable. And yes, I am trying to determine a file is a audio or video or if it is a non playable file. I totally didnt think of the GIF case. I am using FFmpeg version 4.1.4 on FreeBSD. Den sön 18 aug. 2019 kl 06:10 skrev Carl Zwanzig <[email protected]>: > On 8/17/2019 3:40 PM, August Johansson wrote: > > My software expects that FFprobe returns N/A as a duration for picture > > files and the duration if the file actually is video or audio file. > Why do you expect this behavior? A file containing single frame will > display > once (as the other Carl observed). Or are you trying to determine whether > a > file is a single still image or motion of some kind (what about an > animated > GIF?)? > > It would useful to tell us more about what you're trying to accomplish and > exactly which version(s) of ffmpeg you're using. > > Note also that a video file may have different durations in the various > metadata and it's possible that none of those correspond with the duration > if played from beginning to end. > > Later, > > z! > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
