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doc/bitstream_filters: add filter_units practical examples for removing closed captions

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Signed-off-by: Marth64 <marth64@proxyid.net>
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Marth64 2024-03-09 19:56:49 -06:00 committed by Stefano Sabatini
parent 590b2d6517
commit 2c82ec9b4a
1 changed files with 15 additions and 0 deletions
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doc/bitstream_filters.texi
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@ -213,6 +213,21 @@ To remove all AUDs, SEI and filler from an H.265 stream:
ffmpeg -i INPUT -c:v copy -bsf:v 'filter_units=remove_types=35|38-40' OUTPUT
@end example
To remove all user data from a MPEG-2 stream, including Closed Captions:
@example
ffmpeg -i INPUT -c:v copy -bsf:v 'filter_units=remove_types=178' OUTPUT
@end example
To remove all SEI from a H264 stream, including Closed Captions:
@example
ffmpeg -i INPUT -c:v copy -bsf:v 'filter_units=remove_types=6' OUTPUT
@end example
To remove all prefix and suffix SEI from a HEVC stream, including Closed Captions and dynamic HDR:
@example
ffmpeg -i INPUT -c:v copy -bsf:v 'filter_units=remove_types=39|40' OUTPUT
@end example
@section hapqa_extract
Extract Rgb or Alpha part of an HAPQA file, without recompression, in order to create an HAPQ or an HAPAlphaOnly file.