How to convert MTS, M2TS, TS files into MKV on Mac?
Tutorial: 
Nowadays, more and more people take a fancy to HD camcorder, like JVC GZ-HD10, Canon HF S11 , Sony HDR-CX500E, etc, which can records High definition (in 720 or 1080 pixels) movies as AVCHD (MTS/M2TS/TS) formats which can not be played with Most of the players and devices on MAC and often encoded and packaged as MKV file to make it compatible.
Convert MTS video to MKV on MAC with MTS to MKV Converter for MAC OS X
Problem:
I just bought canon vixia hf s100 and it records in mts format. I am using Mac and having trouble seeing the videos on the computer. I downloaded a converter programe to convert it to MKV but when i make it full screen, it is not clear, slightly blurry, even without original subs. I prefer using mac, are there any suggestion?
In fact, with MTS to MKV Converter for MAC, you can easily and freely convert MTS video to MKV files, M2TS files to MKV, TS to MKV with original quality or better, no blurry, no subtitles missing. Of course, with MAC MTS to MKV Converter, you also can convert other common formats to MKV. Such as AVI to MTS, WMV to MKV, MPG to MKV, FLV to MKV, MOV to MKV, VOB to MKV, MP4 to MKV, RMVB to MKV etc.
Get full version 
Download mts converter for mac trial version
It is worth mentioning that the output format contain difference resolution for different device. For example, MP4 including H.264 1280 x 720, H.264 720 x 480, MPEG-4 512 x 384, MPEG-4 720 x 432 etc. Of course, there are also some free video converter, like any video converter, it`s usually tend to convert some FLV(YouTube) video to MPG, but its output format very poor and almost just have one or two resolutions, lose quality is inevitably.
Tips:
MKV( Matroska) is a open standard free container format developed by Matroska which can hold different types of videos and audios can be used with MAC and storing common multimedia content, like movies or TV shows. The software which has native Matroska support on MAC:MPlayer, SMPlayer, VLC media player, DivX Player, CorePlayer, Chameleo, Gstreamer-based Players, xine etc.
Convert MTS video to AVI/WMV/MPG/MPEG/MOV/RM/FLV etc with MTS to MKV Converter for MAC
With MTS to MKV Converter for MAC, you can convert almost all the popular video format vice versa, you can convert MTS/M2TS/TS to AVI/ WMV/ MPG/MPEG(1.2.4)/MOV/RM(RMVB)/FLV/VOB/ for playback on Sony PSP/Apple iPod/Apple TV/iPhone/ Zune/mobile phone /Palm/ Creative Zen Vision/iriver PMP-100/ Gphone/ BlackBerry /iMovie/ FCP (FCE) etc.
Edit MTS/M2TS/TS video and rip audio from MTS video on MAC with MTS to MKV Converter for MAC
With MAC MTS to MKV Converter, you also can edit your MTS/M2TS/TS video and create your own video. You can adjust Resolution, Bit Rate, Frame Rate and Encoder of video and Bit Rate, Sample Rate , Channels and Encoder of audio through Setting, set starting time and ending time through Trim, adjusting the brightness, contrast and saturation through Effect, remove unwanted black edge of your video by set aspect ratio through Crop. You also can rip audio from MTS/M2TS/TS video and set the output format as AAC, AC3, AMR, M4A, MKA, MP3/MP2, RA, WAV, WMA, AIFF, FLAC.
Step by step to convert MTS to MKV on Mac
Step 1: Download and install MTS to MKV Converter for Mac
Free download the software and install at the specific location, and then have a test. Once you have run it, a gray interface will appear as follows:
Step 2: Load avchd .mts file
Click Add File on the top of the panel to browse your computer hard disk to import the MTS file to convert, you can import a bunch of files at once, you can also delete unwanted source files by clicking Delete at the middle of the panel.
Step 3: Select format and the directory
Click the drop-down list of Profile beside Settings tab on the bottom of the panel to select MKV as the output format, and then click Browse beside Open button to browse your computer hard disk to specify the location to store the converted files. Moreover, if you want to integrate several files to be one single file, you can tick "Merge into one file".
Step 4: Crop video
Click Crop on the top of the panel beside Effect button to pop up a Crop window, where you can crop the file in the following two ways:
Selecting aspect ration: You are allowed to select an output aspect ration from Zoom drop-down list. There are four choices available: Original, Full Screen, 16:9 and 4:3.
Setting the values: Type the value directly or set the value in Left, Right, Top and Bottom area to set the position of the cropping frame.
Step 5: Start MTS to MKV Conversion
After all the editings have been done, click Convert to start converting automatically. The time taking varies depending on your project.
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