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If you want to know about the full form and meaning of these two, then you have to first know what is MPEG? Because both MP3 and MP4 are related to each other. Audio and video compression techniques help to make raw files listenable and viewable. What is MPEG?

There are many levels and profiles in this standard, which has different types of compression and transmission techniques. It is also known as lossy file format and it was created to encode audio and video files in Compact Disc CD bitrate and be able to move. This is the second version of MPEG in which both video compression and transmission techniques have been improved and low-quality audio and video files have reached broadcast-quality television.

It came into the market in and since then Dish Network, Blue-ray video, and digital satellite TV services have started. This is the most advanced technique and it is going on till now, many compression algorithm techniques are used in it so that we are able to compress very large audio and video files in different formats.

The biggest advantage of MP4 is its storage capacity. For example, an entire Hollywood movie comes in at least two CDs. If the file of the film is converted to MP4, a CD can contain at least four to five films. In many cases where MP4 technology is profitable, then this technique also has many disadvantages. Piracy has increased due to MP4. It takes time to download these files. For example, MP3 files are compressed without affecting the quality of a music or audio file.

MKV stands for Matroska multimedia container format. It supports audio and video codecs. The OGV files are video files saved in Ogg container format. OGV files played in multiple media players. It mainly used for streams audio and video that are transmitted between 3G mobile phones and it is developed by the 3rd Generation Partnership Project 3GPP. You like some sample Audio files.

That file you can edit and reuse. Table of Contents. Other Sample of MP4 Files. Sample MP4 file 1 file s Rorschach test Ink blots dinosaur. Rorschach test Ink blots alien. Rorschach test Ink blots bug. Rorschach test ink and paper. Rorschach test Ink blots lungs.

Multiple choice test close up. Multiple choice test and pencils. Complete blood count testing your self at home. Doctor or Scientist testing in laboratory with Leukemia cells on medicine background. No Signal - Bad TV. Abstract heart pattern. Abstract Kawaii Pattern. Dark Blue Abstract Pattern. Human Body Scan.