The Sony a7R IV is the company’s fourth generation, high-resolution full-frame mirrorless camera and is built around a BSI-CMOS sensor that outputs 60.2MP images. The camera offers two recording formats, XAVC S and AVCHD, however the latter is very limited, only offering Full HD video at 60i. XAVC S, meanwhile, is used for both 4K and Full HD resolutions, with 4K UHD offered at both 60Mbps and 100Mbps bit rates. However, some users can’t successfully import the Sony a7R IV XAVC S to Final Cut Pro or other NLEs for editing. If you’re searching for a solid answer for Sony a7R IV footage to FCP X issues, you are in the right place. Get the solution now.
From the Sony a7R IV camera spec, you can know it builds 4K videos in MP4 wrapper. Generally, Final Cut Pro X can support MP4 format. But the problem is, the Sony a7R IV 4K MP4 is encoded with XAVC S, which is a compressed format and not ideal for editing. Plus, working with 4K files can be taxing on your computer, especially if you don’t have the most powerful machine to edit on. To edit Sony a7R IV XAVC S files in FCP X flawlessly, an ultimate solution is to compress/transcode Sony a7R IV 4K MP4 files to best format for FCP X.
To achieve the goal, a professional XAVC S to ProRes Converter is what you need. Featured with the most advanced converting technology, Acrok Video Converter Ultimate for Mac is the optimal choice for you. It provides hundreds of output format presets for 4K videos, such as Apple ProRes for Final Cut Pro, MPEG-2 for Premiere Pro CC, DNxHD for Avid Media Composer, AIC for iMovie, H.264 for Lightworks, etc. Besides, this XAVC S Converter is also available to customize the output resolutions to any size like 1080p, 2K, 4K as users want. With it, you can downsize your 4K files from Sony a7R IV as you want. Download the tool and start the XAVC S to ProRes video conversion.
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Step 1: Load 4K XAVC S videos
Run 4K Video Converter and load Sony a7R IV 4K clips to it by clicking “Add file” icon. You can also drag and drop the .mp4 files to the XAVC S to ProRes Converter directly from your Hard drive.
Step 2: Choose FCP compatible format
Click “Format” bar and choose “Final Cut Pro” > “Apple ProRes 422 (*.mov)” or “Apple ProRes 4444 (*.mov)” as output format on the drop-down menu.
Tip: You can also click “Settings” to fix the frame rate, bitrate, video size, etc to your needs, that you can play and edit 4K movies in Final Cut Pro X easily. Generally, 1080p video size is good for FCP X (10.0.0 – 10.0.9 ), FCP 7 and FCP 6 editing.
Step 3: Start XAVC S to ProRes conversion
Click the convert button under the preview window, the converter will start encoding Sony a7R IV 4K footage for Final Cut Pro. After the conversion, click the “Open” button to locate converted files, and then you can load the converted Sony a7R IV 4K files into FCP X for editing smoothly with the best quality.
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