I have a Mac and had a problem with my software, iMovie, recognizing my AVCHD 60P movies from my Panasonic GH3. Turns out to be a software limitation. Could it be something like that? I bet a .mov would come in no problem.
The Panasonic Lumix GH3 is a bold step into pro-like territory for a compact system camera. As well as a brand new 16-megapixel sensor, the rugged and splash-proof GH3 also throws in more video capture options than you can shake a stick at. Plus, it can support recoding in MOV (h.264), MP4 and AVCHD formats to meet user’s different needs.
Well, more than one user found the GH3 has an issue that AVCHD 24P/25P will import into iMovie and 24P/25/50P/60P will import into Final Cut X, but when tried 60p AVCHD with iMovie, it wouldn't take it. Had to convert. Here we recommend you the best converter for Panasonic GH3 to iMovie, applying which, you can transcode Panasonic GH3 AVCHD 60p movies to iMovie most compatible AIC .mov format and tweak the 60p frame rate to 30p for easily recognized by iMovie on your Mac OS X.
Go to download the Mac AVCHD Converter and then start the conversion following the below guide.
1. Launch the AVCHD to iMovie Converter for Mac after the installation, and then load your .mts or .m2ts files to it to converting. If you want, you can merge several AVCHD clips by ticking “Merge into one” box.
2. Click "Format" bar to choose the output format. Click and choose "iMovie and Final Cut Express--> Apple Intermediate Codec(AIC)(*.mov)" as the best output format for iMovie.
3. Tap "settings" icon to customize the output parameters, adjust the resolution, bitrate as you want. Set video size as 1920*1080, video frame rate as 30fps is better (If the original recordings are 1080 50p, 25fps will be advised).
4. Click convert button and start to convert Panasonic GH3 60p AVCHD to iMovie favorable AIC .mov on Mac OS X.
After the Lumix GH3 60P MTS Mac conversion, tap “Open” to find the output file, then you can import GH3 1080 60p MTS files into iMovie for editing easily on your Mac.
If you got 1080p MP4 or MOV recordings from Panasonic DMC-GH3 and met any importing and editing issues no matter with FCP, FCE, iMovie or Avid Media Composer, you can get this Panasonic GH3 HD Video Converter for Mac to fulfill the conversion task and realize the perfect compatibility.
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