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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 ffmpeg -i INPUT -c:v copy -bsf:v 'filter_units=remove_types=35|38-40' OUTPUT
@end example @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 @section hapqa_extract
Extract Rgb or Alpha part of an HAPQA file, without recompression, in order to create an HAPQ or an HAPAlphaOnly file. Extract Rgb or Alpha part of an HAPQA file, without recompression, in order to create an HAPQ or an HAPAlphaOnly file.