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sergiks/README.md

Created April 22, 2020 09:46
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ffmpeg filter for blurred background
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README.md

Source: "FFmpeg: convert any video to square 1:1 video with blurred side bars"

"[0:v]split=2[blur][vid];[blur]scale=L:L:force_original_aspect_ratio=increase,crop=L:L,boxblur=luma_radius=min(h\,w)/20:luma_power=1:chroma_radius=min(cw\,ch)/20:chroma_power=1[bg];[vid]scale=L:L:force_original_aspect_ratio=decrease[ov];[bg][ov]overlay=(W-w)/2:(H-h)/2"
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