Sony is proud to introduce the a7S III, a powerful camera-recorder that’s designed to meet emerging needs in 4K production. The new XAVC HS recording format uses HEVC/H.265 encoding to achieve twice the compression efficiency of AVC/H.264 encoding, for superior image quality and smaller file sizes.
The a7S III is the world’s first camera to offer 4K XAVC HS Files shooting. It can record 4K 120p/60p/50p/24p MP4. The XAVC HS format is not compatible with many programs. You may have problem to play, edit or use these format on Mac. So we can’t edit Sonya a7S III XAVC HS .mp4 footage with Final Cut Pro X.
ProRes is a video codec intended to be usable as both an intermediate format suitable for use while editing and as a presentation format. So we can covnert sony a7S III 4K XAVC HS MP4 to ProRes for using in FCP X.
UFUSoft Video Converter is the first choice for you to make smooth videos for editing in Final Cut Pro X. It makes it easy to convert Sony a7S III XAVC HS and XAVC S footage to ProRes codec on Windows 11 and macOS. Below is the quick guide for those who have a hard time editing Sony a7S III XAVC HS MP4 files in FCP X.
Free download Sony a7S III to FCP Converter
How to convert Sony a7S III 4K XAVC HS to ProRes for editing in FCP X?
Step 1. Load Sony a7S III XAVC HS HEVC/H.265 files
Run UFUSoft Video Converter for Mac as the best Sony a7S III to FCP Converter on Mac. Click the “Add File” button to import XAVC HS .mp4 files from the a7s III.
Step 2. Choose ProRes MOV output format
Click the “Profile” option, and choose “Final Cut Pro -> Apple ProRes 422 (*.mov)” as output format. There are rich output formats in this Sony a7S III to FCP converter, you can also choose the output format as you want.
Tip: To get the original video size, just click the “Settings” button and choose “Orginal” from the video resolution drop-down box. Tick the checkbox for “Merge all files into one”, and the Sony a7S III Video Converter will join and combine the MP4 video clips into a single file as output when export mov format.
Step 3. Convert Sony a7S III XAVC HS MP4 to ProRes for FCP X
At this point, you can change the output filename or output path if you wish. If you feel satisfied with your options, Just hit the “Convert” button to activate Sony a7S III XAVC HS file to ProRes conversion.
When all conversions completed, you’ll get a pop-up notice. Just click “Open Folder” button, you can fast find where your converted files are saved.
You’re done. Now importing and editing Sony a7S III XAVC HS MP4 files in Final Cut Pro X is flawless.
Tips: The output videos are compatible with other Non-linear editing system like Avid Media Composer, iMovie, Premiere Pro, After Effects, Vegas Pro, DaVinci Resolve, etc, to import the 8K/6K/4K/1080P videos without compatibility issue.
UFUSoft Video Converter Ultimate for Mac offers one-stop solution for any media downloading and converting tasks. You can convert any DVD to MP4, DVD to FLV, DVD to MKV, DVD to MOV, DVD to AVI, DVD to WMV and more, convert any 4K Ultra videos (4K H.265/HEVC Video(*.mp4) /4K H.264 FLV Video (*.flv)) to 4K /1080p HD video and other your needed format like MTS, TS, MP4, AVI, MOV, M4V, WMV, MKV, FLV and more. It has the ability to download online videos like YouTube videos/music and more.