Use pyglet for audio/video preview #15
Description
- Switch to using pyglet for cross platform audio/video playback/preview
- Remove mp3play library dependancy
- Get size of file. Sub 3 MB files shouldn't be streamed, but loaded fully into memory before playback
- Create a video player with a tkinter Canvas. Use pyglet's API to seek the next frame and synchronize with the video's framerate using the time library and the clock() function