On 10/3/18, redneb8888 <redneb8...@gmail.com> wrote: > Hi *, > > ffprobe can nowadays produce JSON output, which is quite convenient > sometimes. I am trying to use that feature in order to get the output > of volumedetect as JSON. I tried the following: > > ffprobe -loglevel error -of json=c=1 -show_entries root -f lavfi > -i 'movie=filename=clip.mkv:streams=a,volumedetect' > > The "-show_entries root" means that all information should be included > in the JSON output, but still I cannot find anything from volumedetect > there. On the other hand, the above trick works just fine with other > filters, e.g. for cropdetect you can do > > ffprobe -loglevel error -of json=c=1 -show_entries frame_tags -f > lavfi -i 'movie=filename=clip.mkv:streams=v,cropdetect' > > Is there a way to make this work? Or is this a shortcoming of volumedetect?
No way, it is shortcoming of volumedetect. It outputs info at uninit only. If you are interested in peak volume only try astats filter. _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".