[README.md] Add format_id to the list of string meta fields available for use in format selection

9 years ago · 8d9dd3c34b
parent 33f3040a3e
commit 8d9dd3c34b
1 changed files with 1 additions and 0 deletions
--- a/README.md
+++ b/README.md
@ -600,6 +600,7 @@ Also filtering work for comparisons `=` (equals), `!=` (not equals), `^=` (begin
 - `vcodec`: Name of the video codec in use
 - `container`: Name of the container format
 - `protocol`: The protocol that will be used for the actual download, lower-case. `http`, `https`, `rtsp`, `rtmp`, `rtmpe`, `m3u8`, or `m3u8_native`
+ - `format_id`: A short description of the format

 Note that none of the aforementioned meta fields are guaranteed to be present since this solely depends on the metadata obtained by particular extractor, i.e. the metadata offered by video hoster.