It would be nice to store format of every file with subtitles. This information can be found in MPlayer's output:
[cut] == Debug: [21:15:45] MplayerProcess::parseLine
[cut]: 'SUB: Detected subtitle file format: microdvd'
[cut]: 'SUB: Read 1016 subtitles.'
[cut]: 'SUB: Adjusted 1016 subtitle(s).'
[cut]: 'ID_FILE_SUB_ID=0'
[cut]: 'ID_FILE_SUB_FILENAME=/home/zajec/filmy/Mr.txt'
[cut]: 'SUB: Added subtitle file (1): /home/zajec/filmy/Mr.txt'
[cut]: 'SUB: Detected subtitle file format: vplayer'
[cut]: 'SUB: Read 1122 subtitles.'
[cut]: 'SUB: Adjusted 1122 subtitle(s).'
[cut]: 'ID_FILE_SUB_ID=1'
[cut]: 'ID_FILE_SUB_FILENAME=/home/zajec/filmy/On.txt'
[cut]: 'SUB: Added subtitle file (2): /home/zajec/filmy/On.txt'
[cut]: 'SUB: Detected subtitle file format: mpl2'
[cut]: 'SUB: Read 1260 subtitles.'
[cut]: 'SUB: Adjusted 285 subtitle(s).'
[cut]: 'ID_FILE_SUB_ID=2'
[cut]: 'ID_FILE_SUB_FILENAME=/home/zajec/filmy/s-i.txt'
[cut]: 'SUB: Added subtitle file (3): /home/zajec/filmy/s-i.txt'
rvm: can you review this patch and commit it if it's fine?
Storing format of subtitle file
We don't need this patch anymore for bug #2152273. Maybe we could use it to display info about subtitles format in CTRL+I window? Just as kind of little feature. What do you think about it?