How to convert Panasonic Lumix DC-GX9 AVCHD for iMovie editing?

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iMovie won’t import Panasonic Lumix DC-GX9 AVCHD MTS files properly? Are there any good workarounds to go through this? In this tutorial, we will show you a workaround to re-encode Panasonic Lumix DC-GX9 AVCHD footage to Apple InterMerdiate Codec for use in iMovie flawlessly.

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

“Suddenly, all my Panasonic Lumix DC-GX9 AVCHD mts clips have no audio in iMovie after the upgradation to macOS High Sierra…?? I believe this problem happened before and there’s a quick fix for it but I can’t remember what exactly. It’s not missing the audio tracks or has any warning signs, the audio tracks are all there as they were before, just no sound. Does anyone have the same issue? How do you fix it?”

This is a known issue between iMovie and macOS High Sierra. It can be solved via transcoding Panasonic Lumix DC-GX9 AVCHD mts clips to Apple InterMediate Codec. Check a guide on how to do this below.

How to transcode Panasonic Lumix DC-GX9 AVCHD .mts files to AIC .mov for iMovie editing?

To transcode Panasonic Lumix DC-GX9 AVCHD .mts video clips to AIC .mov for iMovie editing, 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: Add Panasonic Lumix DC-GX9 AVCHD footage.
Run Video Converter for Mac, and click “Add File” to load Panasonic Lumix DC-GX9 AVCHD MTS files into this program.

import AVCHD MTS video files

Step 2: Select output format for iMovie from “Profile” list
Click “Profile” to select {{}} as output format. AIC .mov is iMovie’s favorite editing codec, which iMovie will recognize and handle well.
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 encoding Panasonic Lumix DC-GX9 AVCHD files for iMovie editing.
When ready, Click “Convert” to start Panasonic Lumix DC-GX9 AVCHD .mts to iMovie conversion. As soon as the conversion is complete, you can click “Open Folder” to get the generated AIC .mov files for editing in iMovie with optimum performance. Hope this helps solve your problem.

Also read:
How to edit Panasonic Lumix DC-G9 AVCHD mts video in FCP X?
Panasonic Lumix DC-GH5 MXF and Final Cut Pro X workflow
How to import Panasonic Lumix DMC-FZ2500 (Lumix DMC-FZ2000) MXF to iMovie?

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