diff options
Diffstat (limited to 'doc/bitstream_filters.texi')
| -rw-r--r-- | doc/bitstream_filters.texi | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/doc/bitstream_filters.texi b/doc/bitstream_filters.texi index 8c5d84dceb..0b354fda04 100644 --- a/doc/bitstream_filters.texi +++ b/doc/bitstream_filters.texi @@ -247,12 +247,16 @@ Modify metadata embedded in an H.264 stream. Insert or remove AUD NAL units in all access units of the stream. @table @samp +@item pass @item insert @item remove @end table +Default is pass. + @item sample_aspect_ratio Set the sample aspect ratio of the stream in the VUI parameters. +See H.264 table E-1. @item overscan_appropriate_flag Set whether the stream is suitable for display using overscan @@ -311,6 +315,37 @@ insert the string ``hello'' associated with the given UUID. @item delete_filler Deletes both filler NAL units and filler SEI messages. +@item display_orientation +Insert, extract or remove Display orientation SEI messages. +See H.264 section D.1.27 and D.2.27 for syntax and semantics. + +@table @samp +@item pass +@item insert +@item remove +@item extract +@end table + +Default is pass. + +Insert mode works in conjunction with @code {rotate} and @code{flip} options. +Any pre-existing Display orientation messages will be removed in insert or remove mode. +Extract mode attaches the display matrix to the packet as side data. + +@item rotate +Set rotation in display orientation SEI (anticlockwise angle in degrees). +Range is -360 to +360. Default is NaN. + +@item flip +Set flip in display orientation SEI. + +@table @samp +@item horizontal +@item vertical +@end table + +Default is unset. + @item level Set the level in the SPS. Refer to H.264 section A.3 and tables A-1 to A-5. |