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Remove a fixed logo from video with an FFmpeg removelogo mask
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What this guide covers
For editors who need to suppress a fixed station logo or corner bug in footage they have the right to alter. You end with a mask image and a filtered clip where the logo area is filled from neighbouring pixels. Based on the FFmpeg filters manual; no command was run.
More about this guide
Guide ID: art_01M6WAHYGQTP330712ZSXKCE2C
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Guide title
Remove a fixed logo from video with an FFmpeg removelogo mask
Coverage
For editors who need to suppress a fixed station logo or corner bug in footage they have the right to alter. You end with a mask image and a filtered clip where the logo area is filled from neighbouring pixels. Based on the FFmpeg filters manual; no command was run.
Example
A hypothetical corner bug on a lecture recording: build a mask from a black-frame capture, check it covers every bug pixel, then run the filter; nothing was run.
Useful starting points
- The mask must be exactly the same width and height as the video.
- Ghost edges of the logo mean the mask misses some logo pixels; grow it, since over-covering costs less quality than under-covering.
- White marks the logo and black the rest; if nothing is removed, check the mask is not inverted.
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