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Create interlaced or field-based output from progressive footage with FFmpeg tinterlace
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What this guide covers
For editors and finishing engineers who must deliver interlaced video from progressive sources. You end with a chosen tinterlace mode and low-pass setting, and a list of checks. Based on the FFmpeg manual only; no command was run and no delivery spec is covered.
More about this guide
Guide ID: art_01M6VZD7809RKWNFA293SPRZW8
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Guide title
Create interlaced or field-based output from progressive footage with FFmpeg tinterlace
Coverage
For editors and finishing engineers who must deliver interlaced video from progressive sources. You end with a chosen tinterlace mode and low-pass setting, and a list of checks. Based on the FFmpeg manual only; no command was run and no delivery spec is covered.
Example
A hypothetical 50p graphic converted for a 50i feed; nothing was run and the manual gives no broadcast guidance.
Useful starting points
- Frames count from 1, so the first input frame is odd; this decides which frames each mode keeps.
- Low-pass and bypass flags only work with the two interleave modes; they have no effect elsewhere.
- Twitter or moire on thin horizontal lines means vertical low-pass filtering is missing.
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