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Sakaki Guru
Joined: 21 May 2014 Posts: 409
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Posted: Fri Apr 26, 2019 9:42 am Post subject: |
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Probably because the object in question has subsequently been redone in the current history (due to a force-pushed rebase or similar, this happens on the rpi tree a fair amount).
If you look (at the time of writing this) at the commit https://github.com/raspberrypi/linux/commit/210f0d394380, you can see it shows "rpi-4.19.y" in the blue box (just above the text "pelwell authored and popcornmix committed on Mar 21"), meaning it is part of the current history for the rpi-4.19.y branch. So you can find it in the git log etc. if you pull the git repo. All good.
However, if you look up https://github.com/raspberrypi/linux/commit/78eb13b25d5e, you'll see no such branch identifier. This means the object (with this particular hash) is no longer part of the history for the current rpi-4.19.y (or indeed, any active) branch (although GitHub still tracks it internally).
This commit is still in the current rpi-4.19.y history though, under a different hash - if you search the descriptions, you can find: https://github.com/raspberrypi/linux/commit/b8d908ee972f, which is in the renamed version of 78eb13b25d5e.
For the various reasons this may have happened, see e.g. https://www.quora.com/What%E2%80%99s-the-difference-between-a-Git-SHA-1-and-commit _________________ Regards,
sakaki |
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Khumarahn Apprentice
Joined: 17 Apr 2009 Posts: 199
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Posted: Thu May 09, 2019 4:56 pm Post subject: |
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What are the drawbacks of the 64-bit linux on raspberry pi 3+, compared to 32 bit? |
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NeddySeagoon Administrator
Joined: 05 Jul 2003 Posts: 54584 Location: 56N 3W
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Posted: Thu May 09, 2019 5:05 pm Post subject: |
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Khumarahn,
64 bit is not as well tested. That's not to say things don't work, All of KDE just worked for me, just that nobody knows.
3D video acceleration is not as polished and hardware video decoding is just arriving. _________________ Regards,
NeddySeagoon
Computer users fall into two groups:-
those that do backups
those that have never had a hard drive fail. |
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Khumarahn Apprentice
Joined: 17 Apr 2009 Posts: 199
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Posted: Thu May 09, 2019 5:16 pm Post subject: |
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thanks! What about hardware video encoding, like the h264 one with the raspberry camera? |
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NeddySeagoon Administrator
Joined: 05 Jul 2003 Posts: 54584 Location: 56N 3W
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Posted: Thu May 09, 2019 7:20 pm Post subject: |
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Khumarahn,
I don't have the camera to be able to test, so I can't answer.
Someone else will be alnog in a wee while. _________________ Regards,
NeddySeagoon
Computer users fall into two groups:-
those that do backups
those that have never had a hard drive fail. |
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Sakaki Guru
Joined: 21 May 2014 Posts: 409
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Posted: Tue May 21, 2019 2:57 pm Post subject: |
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Khumarahn wrote: | thanks! What about hardware video encoding, like the h264 one with the raspberry camera? |
Apologies for the delay in responding, I have been travelling ><
As to the video codecs, yes, as of the 4.19.y 64-bit kernel you can access these via v4l2 m2m endpoints, iirc. For some simple command-line examples of use (on the latest gentoo-on-rpi3-64bit#v4l2 image) please see here. _________________ Regards,
sakaki |
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NeddySeagoon Administrator
Joined: 05 Jul 2003 Posts: 54584 Location: 56N 3W
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Posted: Tue Jun 18, 2019 4:48 pm Post subject: |
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Topic locked due to length an continued at Bootable 64-bit RPi3 Gentoo image (OpenRC/Xfce/VC4) Part 2
Please post in part
Sticky bit moved to Part 2 _________________ Regards,
NeddySeagoon
Computer users fall into two groups:-
those that do backups
those that have never had a hard drive fail. |
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