"I don't know how to convert my Sony a9 III MP4 videos to Final Cut Pro. Final Cut Pro can't recognize them. I want a MP4 to Final Cut Pro converter that can easily change a video from XAVC HS/XAVC S/XAVC S-I to something compatible with Final Cut Pro!"
The A9 III becomes Sony's fastest full-frame camera for sports and action photography, shooting 24 Megapixel photos up to 120fps with an optional pre-capture buffer, blackout-free viewfinder, uncropped 4k 120 video, and their best autofocus system to date. Internal recording tops out at XAVC compression with up to 10-bit 4:2:2 color, so you need to add an external recorder for ProRes or Raw video recording. The videos that we have downloaded from Sony a9 III camera are in MP4 format. Every time when you put Sony a9 III MP4 to Final Cut Pro, it stops working? Your Final Cut Pro (FCP X, FCP 7, FCP 6) even can't recognize your 4K XAVC HS/XAVC S/XAVC S-I files? These are the common problems encountered by many FCP users. Since Final Cut Pro provides best support for Apple ProRes MOV video files. To so lve the problem, you just need to convert Sony a9 III MP4 to ProRes MOV format.
Can't edit MP4 in Final Cut Pro smoothly? Actually, it's not as difficult as you imagine. What you need is a just a 4K video converter like Acrok Video Converer Ultimate for Mac. It supports creating high quality Apple ProRes video for your Final Cut Pro from any device and source. You can convert & process footage in virtually any format, incl. hevc, mpeg-4, h.264, mxf, mp4, mkv, avi, wmv, m2ts, avchd, in whatever resolution or codec to Apple ProRes 422 and ProRes 4444 so as to use them in FCP without any trouble, and you no longer have to spend time rendering videos. The guide below will teach you how to convert and import Sony a9 III MP4 to Final Cut Pro ProRes so you can make engaging movies with MP4, MTS/M2TS, MOV, MXF, WMV and other video files.
[Tutorial] How to Convert Sony a9 III MP4 to Apple ProRes
Step 1. Add MP4 video files
After install and run Acrok MP4 to Final Cut Pro Converter, click "Add file" button to load MP4 files from hard drive or Sony a9 III. "Dragging and droppping" works too. Batch conversion is supported, so you can several videos to the program to convert at a time. The preview window on the right can play the imported video.
Step 2. Set Apple ProRes MOV as the output format
Hit the "Format" bar and move mouse cursor to "Final Cut Pro" category and select "Apple ProRes 422 (*.mov)" or "Applr ProRes 4444 (*.mov)" as the output format for encoding Sony a9 III MP4 to Final Cut Pro. You can adjust the output resolution by clicking the Settings button.
Additional Tips:
If you want to edit Sony a9 III MP4 media in DaVinci Resolve 18, the Apple ProRes profiles are all applicable. For Premiere Pro, After Effects and Premiere Elememts users, please choose the "Adobe Premiere/Sony Vegas MPEG-2(*.mpg)" as output. For Avid Media Composer, choose "Editing Software > Avid DNxHD(*.mov)".
Step 3. Start the conversion
When everything is ready, click the "Convert" button and all the imported Sony a9 III MP4 video files will be converted to Apple ProRes codec by this MP4 to FCP Converter.
When the conversion completes, open Final Cut Pro and click Import or Import Video on the left to import your video to the movie collection and drag and drop to the timeline for editing.