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Tag: ffmpeg

FFmpeg audio crossfade

I’m trying to merge several videos using ffmpeg and apply the cross-fade transition in between. I got video cross-fade working by referring to this. At the same time I need to have audio also to have cross-fade applied for original audios associated with each video. I referred several places but they re…

Use an IP-camera with webRTC

I want to use an IP camera with webrtc. However webrtc seems to support only webcams. So I try to convert the IP camera’s stream to a virtual webcam. I found software like IP Camera Adapter, but they don’t work well (2-3 frames per second and delay of 2 seconds) and they work only on Windows, I pr…

opencv installation ffmpeg error

I have been trying to install opencv for a long time in my fedora 20 32 bit system.I followed the instructions from http://docs.opencv.org/trunk/doc/py_tutorials/py_setup/py_setup_in_fedora/py_setup_in_fedora.html#install-opencv-python-in-fedora But after all cmake commands when I m trying to make it I am get…

How to convert m4v and wmv videos to mp4 format using ffmpeg?

I am using ffmpeg to convert videos to mp4 in my PHPMotion project. I am not able to convert wmv and m4v video to mp4 format. I’ve pasted the command that I used to convert wmv and m4v: When I use this codes, i got an error message: How can I solve this issue? Answer For those who still find