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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Signed-off-by: Andreas Rheinhardt --- doc/bitstream_filters.texi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/doc/bitstream_filters.texi b/doc/bitstream_filters.texi index 61539d2473..3351625225 100644 --- a/doc/bitstream_filters.texi +++ b/doc/bitstream_filters.texi @@ -199,6 +199,13 @@ Identical to @option{pass_types}, except the units in the given set removed and all others passed through. @end table +The types used by pass_types and remove_types correspond to NAL unit types +(nal_unit_type) in H.264, HEVC and H.266 (see Table 7-1 in the H.264 +specification and HEVC specifications or Table 5 for H.266), to +marker values for JPEG (without 0xFF prefix), to start codes without +start code prefix (i.e. the byte following the 0x000001) for MPEG-2. +For VP8 and VP9, every unit has type zero. + Extradata is unchanged by this transformation, but note that if the stream contains inline parameter sets then the output may be unusable if they are removed. -- 2.40.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".