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doc/bitstream_filters: correct dump_extra bsfs docs. 

Update dump_extra bit stream filter docs to follow current
code implement.

Signed-off-by: Jun Zhao <jun.zhao@intel.com>
Reviewed-by: Steven Liu <lq@onvideo.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Jun Zhao 2018-02-23 13:53:05 +08:00 committed by Michael Niedermayer
parent 5df9d75b44
commit 1c7f1f38c5
1 changed files with 6 additions and 5 deletions
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11
doc/bitstream_filters.texi
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@ -50,21 +50,22 @@ DTS-HD.
Add extradata to the beginning of the filtered packets. Add extradata to the beginning of the filtered packets.
@table @option
@item freq
The additional argument specifies which packets should be filtered. The additional argument specifies which packets should be filtered.
It accepts the values: It accepts the values:
@table @samp @table @samp
@item a
add extradata to all key packets, but only if @var{local_header} is
set in the @option{flags2} codec context field
@item k @item k
@item keyframe
add extradata to all key packets add extradata to all key packets
@item e @item e
@item all
add extradata to all packets add extradata to all packets
@end table @end table
@end table
If not specified it is assumed @samp{k}. If not specified it is assumed @samp{e}.
For example the following @command{ffmpeg} command forces a global For example the following @command{ffmpeg} command forces a global
header (thus disabling individual packet headers) in the H.264 packets header (thus disabling individual packet headers) in the H.264 packets