Cinegy Player started for the first time looks as follows:

Cinegy Player interface

Once you change the size of the window and close the player, when you start it again, the window keeps the size from previous session. To resize the window, place the mouse pointer to any side or corner and drag-and-drop the arrow to the desired size. To open the full screen mode or exit it, double-click the top panel of the window. The same actions can be performed by clicking the player sign on the player top panel and choosing the corresponding command from the menu:

Cinegy Player top panel menu

The player interface consists of 5 parts: