How do you convert Sony DSC-W120 MTS files for FCP X?

1 Star2 Stars3 Stars4 Stars5 Stars (No Ratings Yet)

Final Cut Pro X won’t import Sony DSC-W120 AVCHD mts files after the upgradation to macOS High Sierra? Actually, this is a known issue. Before Apple releases a fix for the problem, you can solve the issue via transcoding Sony DSC-W120 AVCHD footage to Apple ProRes codec encoded QuickTime MOV format first before you start editing in FCP X.

How to transcode AVCHD mts files to ProRes for FCP X editing

“Since I upgraded to High Sierra, I have series troubles on my iMac late 2012 with my Sony DSC-W120 AVCHD mts files. QuickTime won’t play AVCHD videos from my Sony DSC-W120 anymore and FCP X won’t import them. Final Cut Pro X starts to import but stops after a while. Tried another user on the iMac, same problem. Any help here?”

Indeed, this is a FCP X issue with High Sierra. To be able to solve the issue, you could convert them first. Here’s a guide displaying how to encode Sony DSC-W120 AVCHD mts files to ProRes 422 for use in FCP X fluently.

How to transcode Sony DSC-W120 AVCHD mts files to ProRes for FCP X?

To transcode Sony DSC-W120 AVCHD footage to ProRes for FCP X, do as below:

Video Converter For Mac , It is available for MacOSX 10.5 or above (including macOS Sierra/macOS High Sierra 10.13.14)
download Mac version

Step 1: Import Sony DSC-W120 AVCHD mts files.
Start up Video Converter for Mac and click “Add File” to load Sony DSC-W120 AVCHD video files that you need to convert into this program. This converter supports batch conversion, so you can import a bundle of Sony DSC-W120 AVCHD video files into it to do conversion at a time.

import AVCHD video files

Step 2: Choose output format for FCP X from “Profile” list
Working well as an Sony DSC-W120 AVCHD converter app, Video Converter for Mac comes with a flavor of Apple ProRes codecs , including Apple ProRes 422, Apple ProRes 422 (HQ), Apple ProRes 422 (LT), Apple ProRes 422 (Proxy) and Apple ProRes 4444. For a good balance between quality and file size, we would recommend choosing “Apple ProRes 422 (*.mov)” as output format under “Final Cut Pro” column. The ProRes 422 codec will ensure a good performance working in FCP X even on an old Mac machine.

Select output profile format

If necessary, you can click “Settings” button to modify video and audio parameters like encoder, resolution, frame rate, bitrate, aspect ratio, sample rate, and audio channels. You can also “Enable 3D Settings” to add 3D effect to your source media.
Settings for AVCHD video files

Step 3: Start Sony DSC-W120 AVCHD MTS to FCP X conversion.
Click “Convert” to start Sony DSC-W120 AVCHD mts video to ProRes 422 conversion for FCP X. As soon as the conversion is complete, you can click “Open Folder” to get the generated Apple ProRes 422 files for editing in FCP X with optimum performance. Hope it helps.

Also read:
Impossible to view Sony DSC-P10 MXF files in iMovie
Encode Sony A99 II XAVC S to QuickTime for iMovie
How to edit Sony DSC-RX1R II XAVC S footage in Avid MC?
Can’t import Sony DSC-S930 MXF files into FCP X
Sony ILCE-7S XAVC S and Premiere workflow
Import Sony RX100 V XAVC S media in Final Cut Pro X

Posted in Convert video files for editing, Video format conversion.