On 2/8/2021 5:10 PM, Mark Filipak (ffmpeg) wrote:
I want to insert black frames into a stream on a regular basis. #1, Is that an input device? I think so. Or,
I think what you want is based on "-f lavfi color=c=black" although it will depend on whether you want to insert the black frame between existing frames or on top of one of them (whether to just periodically overlay or to create segments).
see also https://ffmpeg.org/ffmpeg-filters.html#allrgb_002c-allyuv_002c-color_002c-haldclutsrc_002c-nullsrc_002c-pal75bars_002c-pal100bars_002c-rgbtestsrc_002c-smptebars_002c-smptehdbars_002c-testsrc_002c-testsrc2_002c-yuvtestsrc
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