: Refers to the video resolution (1280x720 pixels), which is considered standard high-definition (HD).
: Stands for "Web Download." This means the file was losslessly downloaded from a streaming service (in this case, Amazon) rather than being re-encoded from a screen recording. Candy Land.2022.720p.AMZN.WEB-DL.(CM).mp4
: The file format (MPEG-4 Part 14), a common digital multimedia container used to store video and audio. Candy Land (2022) - IMDb : Refers to the video resolution (1280x720 pixels),