From 2c82ec9b4a9def6ae7d5b21e6cac0b14444300c4 Mon Sep 17 00:00:00 2001 From: Marth64 Date: Sat, 9 Mar 2024 19:56:49 -0600 Subject: [PATCH] doc/bitstream_filters: add filter_units practical examples for removing closed captions Signed-off-by: Marth64 --- doc/bitstream_filters.texi | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/doc/bitstream_filters.texi b/doc/bitstream_filters.texi index e06de1a73a..61539d2473 100644 --- a/doc/bitstream_filters.texi +++ b/doc/bitstream_filters.texi @@ -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.