Import AVCHD, MTS, M2TS files to Xbox Media Center
Tutorial: 
"I have been using windows media center to watch videos and listen to music on my xbox 360 from my pc. I have a movie that is avchd.mts. What do i need to do to be able to play it through windows media center on my xbox 360?"
XBMC Media Center is a free and open source cross-platform digital media hub and HTPC software with a 10-foot user interface designed to be a media player for the living-room TV. It can work on different platforms like Windows, Mac, Linux and originally created for Xbox.
XBMC supports playing CD/DVD media, and it supports streaming videos, audios and images via SMB, UPnP, DAAP shares.
Container formats:
AVI, MPEG, WMV, ASF, FLV, Matroska, QuickTime, MP4, M4A, AAC, NUT, OGM, RealMedia, 3GP, VIVO, PVA, NUV, NSV, NSA, FLI, FLC etc.
Video codec:
MPEG-1, MPEG-2, H.263, MPEG-4, MPEG-4 AVC, MJPEG, RealVideo, RMVB, Sorenson, WMV, Cinepak, etc.
Audio codec:
MIDI, AIFF, WAV/WAVE, MP2, MP3, AAC, AACplus, AC3, DTS, ALAC, AMR, FLAC etc
Digital image formats:
RAW image formats, BMP, JPEG, GIF, PNG, TIFF, MNG and Targa/TGA etc.
However, XBMC still can not supports AVCHD files from Camcorder. So if you want to import AVCHD files to XBMC, you will need to convert AVCHD movie to its supported formats.
AVCHD to XBMC converter allows you to convert AVCHD, MTS, M2TS, TRP, TS files from Canon, Sony, Panasonic, JVC, Sanyo etc to AVI, WMV, MPG, MP4, AAC, MP3, MP2, WAV, AC3, RMVB etc to Xbox 360 Media Center for playing on Windows 7, 8, xp, vista.
Tips, if you are a mac user, please go to Mac AVCHD to XBMC converter.
Get full version 
Download MTS Video Converter trial versionNow, step by step import AVCHD(MTS/M2TS) files to Xbox 360 Media Center
Step 1. Download and install AVCHD to XBMC Video Converter(AVCHD Converter)
Step 2. Load MTS/M2TS videos to AVCHD Converter.
Load AVCHD(mts/m2ts) files from your camcorder/camera to hard drive, just run the AVCHD converter and click "Add files" button to load AVCHD videos that you want to share on XBMC.
Step 3. Choose MPEG-2 or WMV as output for XBMC.
Just click the Profiles drop-down list > Common Video > MPEG-2 or WMV etc as the output formats.
Step 4. Convert AVCHD MTS/M2TS to MPEG-2 for Xbox.
Click the convert button on the bottom-right of the interface, and the conversion from AVCHD MTS/M2TS to MPEG-2 starts.
Step 5. Run XBMC and add converted AVCHD videos from hard drive to the library. You can also connect the Mac to TV with DVI and VGA adaptor to enjoy videos on big-screen TV and even HD TV.
Related: