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doc/filters: Add stats_version documentation to PSNR filter

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Lucas Cooper
2016-08-01 09:50:59 -07:00
committed by Michael Niedermayer
parent 7be021d949
commit 3d7ea1d39e
1 changed files with 19 additions and 1 deletions
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doc/filters.texi
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@@ -10692,13 +10692,31 @@ The description of the accepted parameters follows.
If specified the filter will use the named file to save the PSNR of If specified the filter will use the named file to save the PSNR of
each individual frame. When filename equals "-" the data is sent to each individual frame. When filename equals "-" the data is sent to
standard output. standard output.
@item stats_version
Specifies which version of the stats file format to use. Details of
each format are written below.
Default value is 1.
@end table @end table
The file printed if @var{stats_file} is selected, contains a sequence of The file printed if @var{stats_file} is selected, contains a sequence of
key/value pairs of the form @var{key}:@var{value} for each compared key/value pairs of the form @var{key}:@var{value} for each compared
couple of frames. couple of frames.
A description of each shown parameter follows: If a @var{stats_version} greater than 1 is specified, a header line precedes
the list of per-frame-pair stats, with key value pairs following the frame
format with the following parameters:
@table @option
@item psnr_log_version
The version of the log file format. Will match @var{stats_version}.
@item fields
A comma separated list of the per-frame-pair parameters included in
the log.
@end table
A description of each shown per-frame-pair parameter follows:
@table @option @table @option
@item n @item n