What is M2TS file?
An M2TS file contain the high definition video on Blu-ray Disc and AVCHD. This file format is based on the MPEG-2 transport stream container and used for multiplexing audio, video and other streams. M2TS files can be played on the devices supporting playback of AVCHD, such as, Sony PlayStation 3s, Sony Bravia TVs, Western Digital WDTVs, Xtreamer media player, Amkette FlashTV HD Media Player and Panasonic Viera TVs supporting AVCHD.
M2TS file format
The modified MPEG-2 transport stream specification for random-access media (such as DVD, Blu-ray Disc, hard drive, solid state memory cards) is a BDAV media container which is informally called M2TS. The M2TS uses variable rate (VBR) Transport Streams instead of the typical constant rates (CBR) found in MPEG-2 TS broadcast for optimizing the storage size. A T-STD compliant constant rate Transport Stream for playback the arrival timestamp (ATS) of each packet needs to be recorded to be able to reconstruct.
MTS VS M2TS
Some people may confused about MTS and M2TS file. Let’s explain the difference between them in some details:
| Term | MTS | M2TS |
|---|---|---|
| The Production of MTS and M2TS File | The output video format by using the AVCHD camcorder is the MTS format | MTS file extension changes to M2TS when MTS recorded data is transfered to the computer for storing video in a Blu-ray disc |
| Usage | Designed to be the recording video format from Sony and Panasonic camcorders | Became recognized universally as the best solution available so far to save videos on a Blu-Ray disk |
| Compatibility | Can be easily copied to any kinds of the video file, without any difficulty | Can’t copy to your computer directly |
| Video Playback | Less devices are supporting | Wide variety of devices supporting playback of M2TS files like Sony PlayStation 3s (PS3), Sony Bravia TVs, Western Digital WDTVs and so on |
