Add saving subtitle track name for MatroskaExtractor #7247
Merged
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Some files have several subtitles in the same language, such as forced and regular subtitles. In this case, a name is added for the subtitle track.
This code allows to save the name of the subtitle track. DefaultTrackNameProvider consider the name for TRACK_TYPE_TEXT track type.
The subtitle name and language name in the pair can also be seen in VLC player.
Sample video with subtitle track name: https://drive.google.com/file/d/1WoWcL9B4cVd1fsDEAtYpXDmG0cMF0F_3/view?usp=sharing