The Alpha A7R III is Sony's latest high-resolution mirrorless camera, and an update of the excellent Alpha A7R II, which was responsible for tempting many a photographer away from the comfort of their Canon and Nikon DSLRs. The camera offers internal 4K video recording in XAVC S format. When the shooting is completed, some people choose to load the A7R III 4K XAVC S video into Avid Media Composer for some professional editing workflow. Have no idea how to get a smooth editing workflow? Just read on...
Native workflow of A7R III 4K XAVC S with Avid Media Composer
From XAVC S workflow guide, we get the information that Sony has created a special free of charge AMA plug-in for AVID (PDZK-MA2 V.3.4) for faster and fluid workflow of XAVC, XDCAM and XDCAM HD files with Avid Media Composer. The bad news is that the XAVC S format is currently not supported by Avid Media Composer. Therefore, to load A7R III 4K XAVC S to Avid, you will need to perform a format transcoding process.
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Transcode A7R III 4K XAVC S for Avid Media Composer editing
If you wish to get a high quality and high performance editing workflow, we highly recommend you to transcode A7R III 4K XAVC S to DNxHD codec, an editing codec developed by Avid to create mastering-quality media at reduced file sizes, shattering the barriers to real-time productivity, whether using local storage or in real-time collaborative workflows.
If you are looking for a simple to use application to direct produce high quality DNxHD codec from Sony A7R III 4K XAVC S, we highly recommend Pavtube Video Converter for Mac to you, this cross-platform application is available on both Mac and Windows platform (get Windows version). Thanks to its batch conversion mode, you can load multiple A7R III 4K XAVC S video into the application for conversion at one time to save your precious time.
The application enables you to export Sony A7R III 4K XAVC S to DNxHD codec in either 1080p resolution or 720p resolution, you can choose one according to your own needs. What's more, you can also flexibly adjust output profile parameters such as video codec, bit rate, frame rate, resolution, audio codec, bit rate, sample rate, channels, etc to get the best output file quality.
Step by Step to Transcode Sony A7R III 4K XAVC S to DNxHD for Avid Editing
Step 1: Load Sony A7R III 4K XAVC S video.
Download the free trial version of the program. Launch it on your computer. Click "File" menu and select "Add Video/Audio" or click the "Add Video" button on the top tool bar to import Sony A7R III 4K XAVC S files into the program.
Step 2: Define the output format.
Clicking the Format bar, from its drop-down list, select Avid Media Composer best compatible "Avid DNxHD(*.mov)" under "Avid Media Composer" main category.
Tips: Click "Settings" on the main interface to open "Profile Settings" window, here, you can flexibly adjust the output profile parameters including video codec, resolution, bit rate, frame rate, audio codec, bit rate, sample rate, channels, etc as you like to get better output video and audio quality.
Step 3: Edit Sony A7R III 4K XAVC S video (optional).
By default the Edit icon is grayed out. To activate the Edit menu, you have to select an item first. When a video or movie is selected, click the pencil like Edit icon on the left top tool bar to open the video editor window, here, you can play and preview the original video and output effects. Trim video length, crop video file size, add transparent watermark, apply special effect, insert external subtitle.
Step 4: Start the conversion process.
After all settings is over, go back to the main interface and hit right-bottom "Convert" button to start Sony A7R III 4K XAVC S to Avid Media Composer 1080p or 720p DNxHD conversion process.
When the conversion is finished, click "Open Output Folder" icon on the main interface to open the folder with generated files. Then you can get a smooth and high quality workflow of Sony A7R III 4K XAVC S with Avid Media Composer.
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