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  3. Often videos I took from my phone don't have a thumbnail on my computer. How to track that down?

Often videos I took from my phone don't have a thumbnail on my computer. How to track that down?

Scheduled Pinned Locked Moved Linux
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  • ? Guest

    I have a Samsung phone and I use the default camera to take videos. Then, in my home wifi, I transfer the files to my server using syncthing. The folders where these files are stored is then mounted on a different computer via lan (my main machine). The videos on that machine don't always have thumbnails and I'm not sure why. How can I track that down? At what stage should the thumbnail be generated?

    C This user is from outside of this forum
    C This user is from outside of this forum
    [email protected]
    wrote on last edited by
    #3

    What format are the files? What are you using to view the thumbnails?

    ? 1 Reply Last reply
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    • C [email protected]

      What format are the files? What are you using to view the thumbnails?

      ? Offline
      ? Offline
      Guest
      wrote on last edited by
      #4

      Important questions, I've added this to my original post:

      • The files are mp4
      • I’m using kubuntu 24.10
      • I’m using Dolphine file browser
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      • ? Guest

        I have a Samsung phone and I use the default camera to take videos. Then, in my home wifi, I transfer the files to my server using syncthing. The folders where these files are stored is then mounted on a different computer via lan (my main machine). The videos on that machine don't always have thumbnails and I'm not sure why. How can I track that down? At what stage should the thumbnail be generated?

        J This user is from outside of this forum
        J This user is from outside of this forum
        [email protected]
        wrote on last edited by
        #5

        Do a test: copy a bunch of videos directly from your phone to a test folder separate from the current one you use. See if all of the files get thumbnails.

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        • ? Guest

          I have a Samsung phone and I use the default camera to take videos. Then, in my home wifi, I transfer the files to my server using syncthing. The folders where these files are stored is then mounted on a different computer via lan (my main machine). The videos on that machine don't always have thumbnails and I'm not sure why. How can I track that down? At what stage should the thumbnail be generated?

          S This user is from outside of this forum
          S This user is from outside of this forum
          [email protected]
          wrote on last edited by
          #6

          These settings don't do what you want?

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          • ? Guest

            I have a Samsung phone and I use the default camera to take videos. Then, in my home wifi, I transfer the files to my server using syncthing. The folders where these files are stored is then mounted on a different computer via lan (my main machine). The videos on that machine don't always have thumbnails and I'm not sure why. How can I track that down? At what stage should the thumbnail be generated?

            M This user is from outside of this forum
            M This user is from outside of this forum
            [email protected]
            wrote on last edited by
            #7

            dumb dolphin thing I forget every couple years, F12 toggles thumbnails on and off

            meekah@lemmy.worldM 1 Reply Last reply
            0
            • ? Guest

              I have a Samsung phone and I use the default camera to take videos. Then, in my home wifi, I transfer the files to my server using syncthing. The folders where these files are stored is then mounted on a different computer via lan (my main machine). The videos on that machine don't always have thumbnails and I'm not sure why. How can I track that down? At what stage should the thumbnail be generated?

              L This user is from outside of this forum
              L This user is from outside of this forum
              [email protected]
              wrote on last edited by
              #8

              In this scenario, the thumbnails are going to be generated when you browse the directory. Probably what network filesystem you're using. Alternately, maybe there is a maximum file size on previews? I know dolphin has that option.

              ? 1 Reply Last reply
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              • M [email protected]

                dumb dolphin thing I forget every couple years, F12 toggles thumbnails on and off

                meekah@lemmy.worldM This user is from outside of this forum
                meekah@lemmy.worldM This user is from outside of this forum
                [email protected]
                wrote on last edited by
                #9

                omg thanks for this

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                • ? Guest

                  I have a Samsung phone and I use the default camera to take videos. Then, in my home wifi, I transfer the files to my server using syncthing. The folders where these files are stored is then mounted on a different computer via lan (my main machine). The videos on that machine don't always have thumbnails and I'm not sure why. How can I track that down? At what stage should the thumbnail be generated?

                  ? Offline
                  ? Offline
                  Guest
                  wrote on last edited by
                  #10

                  try installing ffmpegthumbnailer and see if that works after reboot / relogin, if not uninstall and try another method

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                  • ? Guest

                    try installing ffmpegthumbnailer and see if that works after reboot / relogin, if not uninstall and try another method

                    ? Offline
                    ? Offline
                    Guest
                    wrote on last edited by
                    #11

                    i only ever used arch linux idk how other distributions handle it

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                    • L [email protected]

                      In this scenario, the thumbnails are going to be generated when you browse the directory. Probably what network filesystem you're using. Alternately, maybe there is a maximum file size on previews? I know dolphin has that option.

                      ? Offline
                      ? Offline
                      Guest
                      wrote on last edited by
                      #12

                      Alternately, maybe there is a maximum file size on previews?
                      it's likely this, the mp4s don't have thumbnail embedded and the file manager is skipping the big ones

                      ? 1 Reply Last reply
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                      • ? Guest

                        Alternately, maybe there is a maximum file size on previews?
                        it's likely this, the mp4s don't have thumbnail embedded and the file manager is skipping the big ones

                        ? Offline
                        ? Offline
                        Guest
                        wrote on last edited by
                        #13

                        Yes! This is it. Thank you!

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