[README.md] Clarify unavailable sequences in output format

pull/8439/head
Sergey M 2016-02-03 19:18:25 +05:00
parent 6ad2b01e14
commit c84d3a557d
1 changed files with 2 additions and 0 deletions

View File

@ -455,6 +455,8 @@ The `-o` option allows users to indicate a template for the output file names. T
- `format_id`: The sequence will be replaced by the format code specified by `--format`.
- `duration`: The sequence will be replaced by the length of the video in seconds.
Note that some of the aforementioned sequences are not guaranteed to be present since they depend on the metadata obtained by particular extractor, such sequences will be replaced with `NA`.
The current default template is `%(title)s-%(id)s.%(ext)s`.
In some cases, you don't want special characters such as 中, spaces, or &, such as when transferring the downloaded filename to a Windows system or the filename through an 8bit-unsafe channel. In these cases, add the `--restrict-filenames` flag to get a shorter title: