On 11/1/18, Hwaen Ch'uqi <[email protected]> wrote: > Greetings Carl and Paul, > > Thank you both for your advice. Paul, can you demonstrate how exactly > to use the loop video filter? I have tried: > > ffmpeg -i FILE.jpg -i FILE.mp3 -vf loop=loop=1 FILE.mp4 > > The result is audio with a black screen rather than with an image. I > clearly have not understood the filter guide. > > Thank you in advance,
Sorry, I'm not doing somebody else homework, you need to read carefully documentation. Also full uncut FFmpeg output missing. > > Hwaen Ch'uqi > > > On 10/31/18, Paul B Mahol <[email protected]> wrote: >> On 10/30/18, Hwaen Ch'uqi <[email protected]> wrote: >>> Greetings All, >>> >>> I am a newbie to ffmpeg and am quite impressed at the program's >>> capabilities. For the moment, I am simply combining an audio file with >>> a single still image to create an mp4 file. I am using this command: >>> >>> ffmpeg -loop 1 -i FILE.jpg -i FILE.mp3 -c:v libx264 -c:a aac -strict >>> experimental -b:a 192k -shortest FILE.mp4 >>> >>> From what I can tell, it appears that picture files with smaller >>> dimensions - 2960x2640, for example - render quite easily, whereas >>> something like 4910x6054 causes the rendering to slow tremendously, >>> even to the point of hanging/crashing my computer! Has this something >>> to do with libx264 presets? What can I do to anticipate which picture >>> files will have this undesired effect? Are there flags that I can call >>> to help with these sizes? Any help would be appreciated! >> >> There is loop video filter, use it. >> Your command above will decode input image, over and over again, >> with loop video filter image is decoded only once and reused during loop. >> _______________________________________________ >> ffmpeg-user mailing list >> [email protected] >> http://ffmpeg.org/mailman/listinfo/ffmpeg-user >> >> To unsubscribe, visit link above, or email >> [email protected] with subject "unsubscribe". > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
