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11
votes
2answers
32k views

How get the best quality when converting from mp4 to avi with ffmpeg?

When I use this, the quality doesn't look bad. ffmpeg -same_quant -i video.mp4 video.avi In the ffmpeg documentation is written: "Note that this is NOT SAME QUALITY. Do not use this option unless ...
3
votes
1answer
629 views

How to stream a local video to webcam using ffmpeg?

I have a local video and I want to stream it to a dummy webcam video device from v4l2loopback. I created the dummy device at /dev/video1. How to use ffmpeg to steam that local video trial_video.mp4 to ...
1
vote
1answer
3k views

FFMpeg : GIF to MP4 conversion throws code error.

I am trying to convert a GIF to a MP4. I am getting an error while doing that with specific parameters. What am I doing wrong? Any help would be nice. I would like a mp4 video with high quality, size ...
1
vote
1answer
5k views

FFMpeg : Creating a video clip of approx. 10 seconds when video duration is unknown without audio-

I am working on a project where I am looking to extract a video clip from an input video. I have found many links(Eg : link) which do this task, but in all this I have to specify video duration. ...