Edit Sony a7S III XAVC S in DaVinci Resolve

“A client gave me footage last minute shot on the Sony Alpha 7S III in 4k XAVC S (.mov). I am using DaVinci Resolve and when I go to import the footage I get the error “codec missing or unavailable”. What am I missing? How do I get the footage to read properly?”

With extreme full-frame movie performance including high sensitivity (expanded ISO up to 409600), 15-stop wide dynamic range, 4K 120p, fast and dependable autofocusing, and extra-strong image stabilisation, the α7S III again raises the bar for movie makers. It using full 1:1 pixel readout without binning. Internal 10-bit 4:2:2 sampling is also possible in all recording modes and, if recording externally via the full-size HDMI A port, 16-bit raw output is also possible for even greater tonal reproduction and post-production flexibility.

XAVC S is intended as a more economic and simpler consumer codec, which is more appropriate to simpler editing and internet streaming applications. As it claimed, the new version 17 of DaVinci Resolve can natively support 4K XAVC S. Whereas, you will find it is a painful experience to import Sony Alpha 7S III XAVC S to DaVinci Resolve 16, 15, 14. There are some issues always occurred:

“I’m looking for some tips regarding post workflow and getting Sony Alpha 7S III XAVC S media into DaVinci ?Resolve. There are a few issues when it comes to view, load and edit .mp4 in DaVinci Resolve 17 from Sony a7S III.”

To import Sony a7S III 4K XAVC S flies into DaVinci Resolve for smooth editing, you’d better update your program to the latest version. Alternatively, third-party software is required to convert XAVC S to DaVinci Resolve natively supported format like H.264. Acrok Video Converter Ultimate for Mac is highly recommended here.

Overall, the program is the best XAVC S to DaVinci Resolve converter. With it, you can effortlessly transcode Sony a7S III XAVC S encoded MP4 to H.264 MP4, which will create a DaVinci Resolve friendly file format keeping the original quality. Besides Premiere, this software can also export DNxHD for Avid, ProRes for FCP, AIC for iMovie, MPEG-2 for After Effects CC and more NLE systems for native editing. For Windows users, Acrok Video Converter Ultimate is the right choice. Just download it and follow the tutorial below to get the work done.

Download the best XAVC S Video Converter:

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How to work Sony a7S III XAVC S files in DaVinci Resolve

Step 1. Load Sony a7S III videos

Download, install and run the Sony a7S III to DaVinci Resolve Converter; click “Add file” button on the top of the main interface to import source video to the program. It supports batch conversion and joining multiple video clips into one file.

Best XAVC S Video Converter - Taranscode Sony a7S III 4K XAVC S for DaVinci Resolve

Step 2. Select output format

Click “Format” pull down list to select 4K Video > 4K MP4 Video(*.mp4) as the best video format for DaVinci Resolve 17, 16, 15. WMV, H.264 MOV and ProRes MOV formats are the good choice as well.

Convert XAVC S video to 4K MP4 for editing in Davinci Resolve

Tip – Profile Settings:

In case the default settings do not fit your requirement, you can click “Settings” button and enter “Profile Settings” panel to adjust video size, bit rate, frame rate, sample rate and audio channels.

Step 3. Start converting XAVC S filesto H.264

Hit the convert button, it will start converting Sony Alpha 7S III XAVC S for DaVinci Resolve immediately. Soon after the conversion, just click “Open” button to get the generated files for natively editing in DaVinci Resolve perfectly.


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