TOD is a binary video format developed by JVC for its tapeless cameras. Apart from JVC, TOD format is also used on standard camera brands such as Canon and Panasonic. It is used to store information into random-access media and uses MPEG-2 video codec compression. Also, TOD files can have an aspect ratio of 16:9 and 4:3.
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MKV is a container format for holding multiple audio, video, picture, and text data such as subtitle tracks. It is similar to other common containers like MP4 and AVI, although MKV is open in the specification. For video contents, MKV uses a .mkv filename extension, .mka for audios, and .mks for subtitles.
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