Unlike LRV files which are exclusively created and used by GoPro action cameras, the THM file extension is an industry standard used by other digital cameras from Canon, Sony, Olympus etc. The THMs also help users easily find specific moments in their videos, while scrolling through the timeline on the Quik app or on the GoPro itself. In addition to the image data, THM thumbnail files will also store additional metadata such as the camera settings and date/time. THM files are quite small at just 160×120 pixels and take up only a few KB of space on the SD card. These thumbnail image files are compressed and saved as image data so they load quickly when browsing through multiple video thumbnails. This is created by using a single frame from the video, and will be displayed on the GoPro’s LCD screen or your smartphone when browsing your video library. Your GoPro camera automatically generates a thumbnail (photo preview) of your videos. Keep in mind that the video resolution will only be 240p, and if upload speed isn’t a problem it’s better to just upload the original and let YouTube/Facebook/Twitter etc. Once the file type is changed and the video is playable, you can also use this version of the video to share on social media or email to save on data. If it’s the same as the original high-res MP4 file, you could end up overwriting that with the low resolution. Note: If you do change the file type, remember to give the file a different name as well. MP4, you will be able to view it on the likes of Windows Media Player or VLC. However, if you rename the file extension to.

Most PC/Mac video players or mobile apps other than Quik (or the discontinued GoPro Studio) don’t recognize or support the playback of. This lower resolution video is a lot easier to work with and can be played quicker and smoother on your phone’s Quik app. MP4 video (this figure depends on the frame rate and resolution that the original was recorded in). This is where LRV files come in.Īn LRV video has a 240p resolution meaning it is typically around 5% the size of the original. Trying to stream a video this large from your GoPro onto your phone will is limited by the WiFi connection between the two devices, and it’ll also burden the phone’s CPU.

This will generate a file about 900MB in size. It’s used for previewing videos on your phone using the Quik app.Īssume you shoot 2 minutes of footage at 4K30fps with Protune on. LRV file?Īs mentioned, the LRV file is a low-resolution copy of the video. Lrv and thm files ensure smooth video previews and fast-loading thumbnails What is a GoPro.

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