What’s the best workflow between Canon PowerShot SX620 HS MXF footage and Apple iMovie for Mac? How can I import Canon PowerShot SX620 HS MXF files into iMovie for editing? If you are having problems using Canon PowerShot SX620 HS MXF clips in iMovie, you may have interest in this tutorial. It walks you through how to encode Canon PowerShot SX620 HS MXF video to AIC .mov for use in iMovie with optimum performance.
Indeed, this is a High Sierra issue. Currently, to be able to use Canon PowerShot SX620 HS MXF footage in iMovie correctly, you could convert the Canon PowerShot SX620 HS MXF files to AIC .mov first, and iMovie will read the transcoded files in that way.
To transcode Canon PowerShot SX620 HS MXF video to AIC for iMovie editing, do as below:
Download Video Converter for Mac
Step 1: Click “Add File” to load Canon PowerShot SX620 HS MXF video files into this program.
Step 2: Select output format for iMovie
Click “Profile” to select “iMovie and Final Cut Express” > “Apple InterMediate Codec(AIC) (*.mov)” as output format. AIC .mov is iMovie’s favorite editing codec, which iMovie will read and handle well.
If necessary, you can click “Settings” button to modify video and audio parameters like encoder, resolution, frame rate, bitrate, aspect ratio, sample rate, and audio channels. You can also “enable 3D Settings” to add 3D effect to your source media.
Step 3: Click “Convert” to start Canon PowerShot SX620 HS MXF video to iMovie conversion.
As soon as the conversion is complete, click “Open Folder” to get the generated AIC .mov files for editing in iMovie with optimum performance. Hope it helps.