| Button | What it does |
 | Plays the current file. When a file is playing, the Play button becomes inactive. |
 | Stops playing the current file. |
 | Jumps to the beginning of the file. |
 | Jumps to the previous frame. |
 | Jumps to the next frame. |
 | Jumps to the end of the file. |
 | Loops playback. |
 | Inserts a marker for the current frame. |
 | Deletes the current interval. |
 | Enables a full-screen playback. |
