Rendering and compression

Resolution definition
-
1920 x 1080p
1280 x 720p

The higher the resolution, the better the image detail is.

480p
360p

Lucas film
-
Codec ; code and decode e.g.
H.267
H.264

MPEG ; moving pictures experts group

.m2v - MPEG 2
.ac3 - Dolby 2

Muxed - video + audio

Lossy
-
Compressed ; small file size Mb
.mp4
.wmv

Lossless
-
Uncompressed ; large file size Gb
.avi
.mov