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What is the ffmpeg filter equivalent of “Automatic levels” for colors?

Looking at the documentation about filters there seems to be a curve filter to manipulate color with the following presets: color_negative cross_process darker increase_contrast lighter ...
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0answers
154 views

ffmpeg filter_complex problem

I'm trying to achieve complex effect with ffmpeg, but I seem to be failing the syntax of -filter_complex somewhere. The goal is to capture part of the screen (with UScreenCapture direct show device) ...
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23 views

FFMPEG: Why does the concat filter cause loss of a/v sync/lipsync?

I am doing some tests with the FFMPEG concat filter (DASH experiments), and am seeing that I start losing lipsync after a few concatenations. Is it expected that one can concatenate independent ...