Convert f4v to mpg

What is the difference between .f4v and .mpg?

Description: Video container format used by Adobe Flash; based on the ISO MP4 format, which is based on the Apple QuickTime container format; specified by ISO/IEC 14496-12 as a base media file format; supported by Flash Player Update 3 (9,0,115,0) and higher.; The MPG file format, short for MPEG Video, stands for Moving Picture Experts Group Video. It is a popular video file format standardized by the MPEG group, which is known for developing video and audio encoding standards. MPG files are compressed using either MPEG-1 or MPEG-2 compression, making them suitable for storing video data in a compressed form without significantly sacrificing quality. This format is widely used for creating movies that are distributed over the internet due to its good balance between file size and video quality.