How to import MTS files to iMovie on Mac Mountain Lion/Mac OS X Lion etc.? How to Log and Transfer MTS to Final Cur Pro (X)? How to edit MTS footage in iMovie? How to import AVCHD files to Final Cut? How to Convert AVCHD/MTS to PorRes? How to encode AVCHD MTS to AIC .mov?



Nov 06

Transcode Sony Alpha A57 1080p MTS to AIC for iMovie editing on Mac Mountain Lion 10.8

Q: “I recently bought a new Sony Alpha 57 camera. I use an iMac with iMovie for my videos. I shot some video on the AVCHD 60p format and cannot open in iMovie.

I am trying to convert the file to iMovie compatible format. But seems no software can read my videos, I am using the latest Mountain Lion, it’s that the problem?”

A: If you are using Mountain Lion, you need to pay attention to AVCHD files, as there is something changed on Mac 10.8. It shows AVCHD as a jpg not a folder, so many converters on the Market will not read the files due to structure changed. I am an older user of Pavtube MTS Converter for Mac, I just got update from Pavtube that they have added AVCHD support on Mac 10.8, you can download a trail version from below to give a try.

The Sony Alpha A57 SLR Digital AVCHD Camera with innovative Translucent Mirror Technology. With a 16.1MP APS-C Exmor HD CMOS sensor, directs incoming light to the CMOS image sensor and the AF sensor at the same time, allowing full-time continuous AF during both still and video shooting. Thus, you can sharpness when recording full HD 1080p video or photographing at up to 12 fps. If you want import and edit Sony Alpha A57 1080p file in iMovie and solve some trouble about incompatible format on your Mac, the professional MTS Converter for Mac is the best choice for you, which is also proved to be compatible with Mac OS Mountain Lion. It can not only transcode A57 AVCHD files to AIC for iMovie, but also provide you with some simple editing features, such as merging several videos into one file, deinterlacing the original footages, cropping video size, trimming video clips, adding special effects and text/image/video watermarks to output videos, thus it will be on the top of your list.

The best MTS/M2TS to iMovie Converter review from a User: I have been very satisfied with the conversion performance. I usually just get it set up with a large batch and let it run over night. The next day all of my files are ready to go. Bellow is the user steps sharing, please follow it.

First Free Download AVCHD to iMovie Converter for Mac


Step 1. Load 1080p MTS/M2TS files from Sony A57 to the professional AVCHD to iMovie Converter for Mac.

Connect the Sony Alpha SLT-A57 to your Apple with USB 2.0. Launch AVCHD to iMovie Converter for Mac and then click the “Add video” button to import your Sony A57 1080p MTS/M2TS files. You can tick the box in front of the file you want to convert. If your MTS/M2TS files have already been transferred to your Apple hard drive, you can easily drag them to the best Mac AVCHD to iMovie Converter.

1. If you have multiple 1080p MTS/M2TS files, you can select the “Merge into one file” box to merge them into one single file for iMovie so that you can play these files without interruption.

2. Double click the selected file and you cam preview it.

Step 2: Select an output format for iMovie and set the output folder.

Click on the “Format” and you will get a dropdown menu. Move you pointer to “iMovie and Final Cut Express > Apple Intermediate Codec(AIC) (*.mov)”. The Apple Intermediate Codec(AIC) is the compatible format for iMovie and FCE. Then you can set the output folder by clicking “Browse” icon as you need.

Step 3: Click on the “Settings” icon to adjust audio and video parameters.

Click the “Settings” icon and you will go into a new interface named “Profile Settings”. You can adjust codec, bit rate, frame rate, sample rate and audio channel in the interface according to your needs and optimize the output file quality.


1. 1920*1080 as video size and 30fps/29.97fps as video bitrate are the most suitable video parameters for editing in iMovie.

2. If you want to reduce the video size, you can change video size from 1920*1080 to 1440*1080 or 1280*720.

3. Deinterlacing has been chosen as default, so you needn’t worry about how to deinterlace 1080i videos.

Step 4. Transcode Sony A57 AVCHD MTS files to AIC for iMovie with 30fps and 5.1 channels on Mac.

Click the “Convert” button, start convert Sony A57 1080p MTS files to AIC on Mac immediately. You can find the process in the “Conversion” interface.

Step 5: When the Mac AVCHD to iMovie conversion is 100% completed, open “iMovie” and click “File > Import” to transfer the converted Sony A57 MTS footages to iMovie.

The best AVCHD to iMovie Converter for Mac is not only helpful to get footages from Sony A55 into iMovie on Mac, but also does a great job in converting AVCHD to ProRes 422 for FCP, MPEG-2 for Adobe Premiere Pro, DNxHD for Avid Media Composer, AIC for FCE, etc.

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