The Way Back 2010 Mp4moviez

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Yury Morris

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Aug 5, 2024, 5:20:44 AM8/5/24
to senxasecat
WhenI try to import movies from my Sony A77 camera, Lightroom displays "Preview unavailable for this file". The file has an mp4 container and plays OK on all of my PC movie applications. Is there a way to create the thumbnails for these files?

When I play back the video in LR Loupe in Windows 10, the video window is grey. But it plays correctly on Windows 11.

I tried re-encoding the video from 1080p to 720p and got the same results.


It seems like you're encountering an issue with Lightroom Classic not generating thumbnails for MP4 files from your Sony A77 camera. The forum reply indicates that the video plays correctly on a Mac but exhibits problems on Windows 10 and 11, with a grey video window in Windows 10's LR Loupe. Despite attempts to re-encode the video, the issue persists. To address this, you may want to explore potential compatibility issues between the camera's MP4 files and Lightroom Classic on Windows. Checking for any software updates or patches for both Lightroom and your operating system could be a good first step. Additionally, considering alternative video codecs or reaching out to Adobe's support community might provide insights or workarounds for this specific compatibility challenge.


I uploaded a few movie files that are around 30 gb each. When I see them in my dropbox folder, first I need to click on the highest quality version in order to see it in its originally uploaded glory. HOWEVER. IT'S NOT even in its original glory, it seems you downgrade the quality! That is irksome, because I am paying for this service, to store my things, my work, to recall my work, or to send it - and to store at high quality (Its original quality!).


Am I missing something ? Why does this have to be so confusing? When I change the 'quality' setting from the lowest grade - which is your default - to the highest grade, 4k - which is still not the original size - and I download it - the file size is way smaller - only 1000 mb (1gb). 1gb is not the original 29 gb.


Anyone experiencing this issue, and find it infuriating, and can you help me or advise me. What's the best way to transfer large video files to a computer besides 'image capture' etc., which also, funny enough, doesn't seem to work or be compatible with its own products (apple).


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Would the issue then stem from my device or the transfer? Something is off, so I dont' know what it is and it should all be so straightforward; I upload a video, as it is, in its original quality, size, format i choose.


Hi, I had the same issue with both photos and videos and found out that when you upload using the website the sizes are going way down while in the meantime uploading using the app solve this issue for me.


I have the same problem and it's frustrating because the quality of my drone footage goes way down. Even for relatively small files. I experimented uploading a HEVC (1.23 GB) video at 60 fps lasting 1:21 and uploaded both ways to dropbox: on the website and through file syncing on Mac.


At this point dropbox is not worth my investment and all be moving my files back to iCloud. The most frustrating thing is the dishonesty in the replies above. Clearly the file sizes are being compressed and in y case being converted from HEVC to h.264.


Issue was resolved when I upload from the website or the mobile up using the /\Upload \/ button on either the web browser version AND the iPhone app. Navigate to photos and click the video and it uploads in complete and original file format. This leads to the correct bit rate of

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