Questions tagged [libav]

An open source audio/video library.

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avconv: How to blur scenes?

I want to blur some scenes with avconv The ffmpeg command -find it here- is: ffmpeg -i input.avi -vf "boxblur=enable='between(t,22,113)'" -codec:a copy output.avi doesn't work with avconv ...
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MP4 Video created with ffmpeg C++ api does not show in OSX

I am writing a MP4 video from scratch using the C++ API (libav* 4.1.1). This video can be played back just fine using ffplay or VLC. But the Finder Preview and the Quicktime Player on OSX (10.13 and ...
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ffmpeg: VAAPI can't do nearest neighbor scaling?

I've been using ffmpeg on my laptop for some time and I could have sworn that scale_vaapi had an option to set the flags to nearest neighbor. I need nearest neighbor scaling because I'm converting low-...