Am So., 22. Dez. 2019 um 22:41 Uhr schrieb Weydson Lima <[email protected]>: > > On 12/22/19 10:03 AM, Carl Eugen Hoyos wrote: > > Am Sa., 21. Dez. 2019 um 22:04 Uhr schrieb Weydson Lima <[email protected]>: > >> I'm trying to create a live video stream from a single image. Once this > >> image gets overwritten, a new video frame would then be created > >> otherwise the last image would be used as the current video frame. > >> > >> Is there a way to accomplish that using the ffmpeg command line? I was > >> thinking about something like this pseudo code: > >> > >> cat -forever source.jpg | ffmpeg -i pipe:0 udp://127.0.0.1:3333?listen > > Did you test the loop option of the image2 demuxer and its friends? > Thanks. I looked at the loop option in the documentation before posting > to the mailing list but wasn't sure if it was the right approach. I've > tried the following but am unable to update the video once the source > file changes: > > ffmpeg -f image2 -loop 1 -i source.png -f mpegts > "udp://127.0.0.1:3333?listen"
Complete, uncut console output missing. > I tried different approaches to update source.png: > > cat new.png > source.png > cp new.png source.png > mv -f new.png source.png (I just overwrote the source file with ffmpeg in my tests.) > Apparently ffmpeg isn't refreshing source.png? Works fine here and if I rm the file, ffmpeg exits with an error message. Carl Eugen _______________________________________________ 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".
