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author | Lou Logan <lou@lrcd.com> | 2014-12-11 11:46:54 -0900 |
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committer | Lou Logan <lou@lrcd.com> | 2014-12-12 16:51:16 -0900 |
commit | 10ef8f063bfa239c47f2301557a525870c2b88bf (patch) | |
tree | b2764172c85a4f1cc782b29de0b177caaed97a5e /doc/fftools-common-opts.texi | |
parent | a963fdb0ea3fa6772ff8464838cd217a6369abfe (diff) | |
download | ffmpeg-10ef8f063bfa239c47f2301557a525870c2b88bf.tar.gz |
doc: add FFREPORT example
And fix a few nits.
Signed-off-by: Lou Logan <lou@lrcd.com>
Diffstat (limited to 'doc/fftools-common-opts.texi')
-rw-r--r-- | doc/fftools-common-opts.texi | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/doc/fftools-common-opts.texi b/doc/fftools-common-opts.texi index 54d1888e69..7d52c1a888 100644 --- a/doc/fftools-common-opts.texi +++ b/doc/fftools-common-opts.texi @@ -204,21 +204,29 @@ directory. This file can be useful for bug reports. It also implies @code{-loglevel verbose}. -Setting the environment variable @code{FFREPORT} to any value has the +Setting the environment variable @env{FFREPORT} to any value has the same effect. If the value is a ':'-separated key=value sequence, these -options will affect the report; options values must be escaped if they +options will affect the report; option values must be escaped if they contain special characters or the options delimiter ':' (see the -``Quoting and escaping'' section in the ffmpeg-utils manual). The -following option is recognized: +``Quoting and escaping'' section in the ffmpeg-utils manual). + +The following options are recognized: @table @option @item file set the file name to use for the report; @code{%p} is expanded to the name of the program, @code{%t} is expanded to a timestamp, @code{%%} is expanded to a plain @code{%} @item level -set the log level +set the log verbosity level using a numerical value (see @code{-loglevel}). @end table +For example, to output a report to a file named @file{ffreport.log} +using a log level of @code{32} (alias for log level @code{info}): + +@example +FFREPORT=file=ffreport.log:level=32 ffmpeg -i input output +@end example + Errors in parsing the environment variable are not fatal, and will not appear in the report. |