[libbluray-devel] Libbluray cache set to /tmp on Android and denied

[Vitor Dall'Acqua]

My apologies!

We had fixed this in the past:
option[n++].optionString = str_dup
("-Djava.io.tmpdir=/storage/emulated/0/Android/");

I'm sorry for the unneeded email.


On Sun, Jan 8, 2023 at 2:22 PM Vitor Dall'Acqua <veggav at gmail.com> wrote:

> Hey everyone,
> Hi Petri,
>
> I'm trying to update the use of libbluray 1.3.2 (the one used in Kodi at
> the moment) on Android.
>
> A lot has changed since it used to work on Android 9 and Kodi Matrix (19).
> The Nvidia Shield got an update to Android 11 and this caused some
> problems with write access to some folders.
>
> This email is just to ask a few questions and see if you happen to know
> what is going on.
>
> I'm getting this error:
>
> CBlurayCallback::Logger - org.videolan.CacheDir:0: ERROR: Error creating
> directory /tmp/libbluray-bdj-cache
>
> While at the same time I'm setting local environment:
>
>
>   setenv("LIBBLURAY_CACHE_ROOT",
> CSpecialProtocol::TranslatePath("special://home/").c_str(), 1);
>
>   setenv("LIBBLURAY_PERSISTENT_ROOT",
> CSpecialProtocol::TranslatePath("special://home/").c_str(), 1);
>
> This special protocol is actually:
> /emulated/0/Android/data/org.xbmc.kodi/files/.kodi/
>
> This is writable but for some reason is not passed to libbluray anymore.
>
> I have 2 theories:
> 1. Something changed with libbluray from back when we worked on this.
>
> 2. Android is running JRE as another process and it can't access Kodi's
> files anymore.
>
> As you can see JAVA_HOME is being passed just fine and my JRE addon is
> found by libbluray.
> I'm passing it with:
> setenv("JAVA_HOME",
> CSpecialProtocol::TranslatePath("special://xbmcbin/j2re-image/").c_str(),
> 1);
>
> So it's writable and executable.
>
>
> Petri, do you have any idea if anything changed libbluray side? and if
> there's any other path variable that's missing?
>
> Thanks for your time reading this email.
> Regards
>
> Vitor
>
>
>
>
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