[BRLTTY] Brlapi on Android
Peter Lecky
peter.lecky at stopka.sk
Thu Apr 4 15:30:28 EDT 2024
Go to settings/system/accessibility, you have to enable it there. Tap
the settings button for the service and add the display.
I tested with orbit reader 20.
Peter
On 4. 4. 2024 21:25, cstrobel crosslink.net wrote:
> Thanks. I installed it from the Play Store but haven't gotten it to
> work with a Humanware display either Bluetooth or USB. It could use
> something like a status or test button, because there is no feedback
> as to why it doesn't work. Maybe a permissions thing, I don't know.
>
>
>
> ------------------------------------------------------------------------
> *From:* BRLTTY <brltty-bounces at brltty.app> on behalf of Peter Lecky
> <peter.lecky at stopka.sk>
> *Sent:* Thursday, April 4, 2024 11:01 AM
> *To:* Informal discussion between users and developers of BRLTTY.
> <brltty at brltty.app>
> *Subject:* Re: [BRLTTY] Brlapi on Android
> Hello,
>
> No, I tested on Android 14, brltty works and is usable. You can install
> it from google play, so documentation is correct in this.
>
> https://play.google.com/store/apps/details?id=org.a11y.brltty.android&hl=en_US
> <https://play.google.com/store/apps/details?id=org.a11y.brltty.android&hl=en_US>
>
> I played with brlapi in Android and at least older releases are usable
> with that simple tweak in build system which i mentioned.
>
> My change causes, that libraries for all supported systems are generated
> without version suffix, which is not good, we need it only for Android
> libraries, i Did it only to test whether it will work with correctly
> named libs.
>
> With best
>
> Peter
>
> On 4. 4. 2024 16:37, cstrobel crosslink.net wrote:
> > Peter:
> > I thought in one of your previous messages you said you were
> > trying to use Android 7. In the documentation it says Android 8 is
> > required. I tried to install BRLTTY on Android 9 last fall, but I
> > never got it to work, although I can't remember exactly what error I
> > got. I'm not sure how you would install it in a virtual machine, but
> > Quick EMU does have Android 7, 8, and 9. I don't think BRLTTY is in
> > the Playstore like the documentation says.
> > Maybe I could try another experiment, but I would probably have to use
> > Android 9.
> >
> >
> >
> >
> >
> > ------------------------------------------------------------------------
> > *From:* BRLTTY <brltty-bounces at brltty.app> on behalf of Peter Lecky
> > <peter.lecky at stopka.sk>
> > *Sent:* Wednesday, April 3, 2024 5:40 AM
> > *To:* brltty at brltty.app <brltty at brltty.app>
> > *Subject:* Re: [BRLTTY] Brlapi on Android
> > Good morning,
> >
> > I made some progress with this, but still do not have working library,
> > so please, if someone has any idea what to do, then let me know.
> >
> > I made my own build from latest source (master branch). I changed
> > common.mk, to have libraries without version suffix. More concretely, i
> > changed line
> >
> > API_LIB_VERSIONED = $(API_LIB).$(API_VERSION)
> >
> > to
> >
> > API_LIB_VERSIONED = $(API_LIB)
> >
> > And then
> >
> > make clean
> >
> > cfg-android -a arm64-v8a
> >
> > make
> >
> > I manually added resulting libraries and jar archive to my project and
> > successfully compiled.
> >
> > I can now properly load library, but with another kind of crash.
> >
> > Testing with this code in onclick method on one button:
> >
> > ConnectionBase cb=null;
> >
> > try {
> > cb=new ConnectionBase(new ConnectionSettings());
> > Shares.I.mTTS.say((cb==null)?"null":"have
> > instance"+cb.getModelIdentifier());
> > }catch(Exception e) {}
> > And it crashes whole virtual machine with this in log (removing
> > timestamp to make it readable ;)):
> > AndroidRuntime: FATAL EXCEPTION: main
> > AndroidRuntime: Process: xx.xx.xx, PID: 13299
> > AndroidRuntime: connect: No such file or directory
> > AndroidRuntime: at
> > org.a11y.brlapi.ConnectionBase.openConnection(Native Method)
> > AndroidRuntime: at
> > org.a11y.brlapi.ConnectionBase.<init>(ConnectionBase.java:43)
> > AndroidRuntime: at
> > xx.xx.xx.UIMainScreen.onBatteryClick(UIMainScreen.java:497)
> > Please, let me know if someone has any ideas
> > Thank you
> > Peter
> >
> > On 28. 3. 2024 14:07, Peter Lecky wrote:
> > > Good afternoon to all,
> > >
> > > I am trying to use brlapi library for android in the project. I found
> > > this page:
> > >
> > > https://brltty.app/android.html
> <https://brltty.app/android.html> <https://brltty.app/android.html
> <https://brltty.app/android.html>>
> > >
> > > There is a older build of brlapi library which i am trying to use. I
> > > used repository mentioned on that page and successfully compiled my
> > > project, but my app crashes during initialization of the library with
> > > this error:
> > >
> > >> AndroidRuntime: FATAL EXCEPTION: main
> > >> AndroidRuntime: Process: xxx.xxx.xxx, PID: 29870
> > >> AndroidRuntime: java.lang.UnsatisfiedLinkError: dlopen failed:
> > >> library "libbrlapi.so.0.8" not found: needed by
> > >>
> >
> /data/app/~~YB-_ApEJ6BKmHFGYgcO1CQ==/xxx.xxx.xxx-YTdxhFskgX0ZhCxZbEwOhw==/base.apk!/lib/arm64-v8a/libbrlapi_java.so
> > >> in namespace clns-5
> > >> AndroidRuntime: at
> > >> java.lang.Runtime.loadLibrary0(Runtime.java:1082)
> > >> AndroidRuntime: at
> > >> java.lang.Runtime.loadLibrary0(Runtime.java:1003)
> > > It seems that libbrlapi_java library tryes to load libbrlapi.so with
> > > version suffix (initialization crashes because file "libbrlapi.so.0.8"
> > > is missing) but compiled apk contains libbrlapi.so without version
> > > suffix.
> > >
> > > I tryed to fetch all required files and added libs manually. Tryed to
> > > rename brlapi.so to brlapi.so.0.8, but it seems that the package
> > > manager does not support fformats other than something.so.
> > >
> > > Can someone help please?
> > >
> > > With best and thanks
> > >
> > > Peter
> > >
> > --
> > Peter Lecký Stopka n. o.
> > _______________________________________________
> > This message was sent via the BRLTTY mailing list.
> > To post a message, send an e-mail to: BRLTTY at brltty.app
> > For general information, go to:
> > http://brltty.app/mailman/listinfo/brltty
> <http://brltty.app/mailman/listinfo/brltty>
> > <http://brltty.app/mailman/listinfo/brltty
> <http://brltty.app/mailman/listinfo/brltty>>
> >
> > _______________________________________________
> > This message was sent via the BRLTTY mailing list.
> > To post a message, send an e-mail to: BRLTTY at brltty.app
> > For general information, go to:
> http://brltty.app/mailman/listinfo/brltty
> <http://brltty.app/mailman/listinfo/brltty>
> --
> Peter Lecký Stopka n. o.
> _______________________________________________
> This message was sent via the BRLTTY mailing list.
> To post a message, send an e-mail to: BRLTTY at brltty.app
> For general information, go to:
> http://brltty.app/mailman/listinfo/brltty
> <http://brltty.app/mailman/listinfo/brltty>
>
> ------------------------------------------------------------------------
> *From:* BRLTTY <brltty-bounces at brltty.app> on behalf of Peter Lecky
> <peter.lecky at stopka.sk>
> *Sent:* Thursday, April 4, 2024 11:01 AM
> *To:* Informal discussion between users and developers of BRLTTY.
> <brltty at brltty.app>
> *Subject:* Re: [BRLTTY] Brlapi on Android
> Hello,
>
> No, I tested on Android 14, brltty works and is usable. You can install
> it from google play, so documentation is correct in this.
>
> https://play.google.com/store/apps/details?id=org.a11y.brltty.android&hl=en_US
> <https://play.google.com/store/apps/details?id=org.a11y.brltty.android&hl=en_US>
>
> I played with brlapi in Android and at least older releases are usable
> with that simple tweak in build system which i mentioned.
>
> My change causes, that libraries for all supported systems are generated
> without version suffix, which is not good, we need it only for Android
> libraries, i Did it only to test whether it will work with correctly
> named libs.
>
> With best
>
> Peter
>
> On 4. 4. 2024 16:37, cstrobel crosslink.net wrote:
> > Peter:
> > I thought in one of your previous messages you said you were
> > trying to use Android 7. In the documentation it says Android 8 is
> > required. I tried to install BRLTTY on Android 9 last fall, but I
> > never got it to work, although I can't remember exactly what error I
> > got. I'm not sure how you would install it in a virtual machine, but
> > Quick EMU does have Android 7, 8, and 9. I don't think BRLTTY is in
> > the Playstore like the documentation says.
> > Maybe I could try another experiment, but I would probably have to use
> > Android 9.
> >
> >
> >
> >
> >
> > ------------------------------------------------------------------------
> > *From:* BRLTTY <brltty-bounces at brltty.app> on behalf of Peter Lecky
> > <peter.lecky at stopka.sk>
> > *Sent:* Wednesday, April 3, 2024 5:40 AM
> > *To:* brltty at brltty.app <brltty at brltty.app>
> > *Subject:* Re: [BRLTTY] Brlapi on Android
> > Good morning,
> >
> > I made some progress with this, but still do not have working library,
> > so please, if someone has any idea what to do, then let me know.
> >
> > I made my own build from latest source (master branch). I changed
> > common.mk, to have libraries without version suffix. More concretely, i
> > changed line
> >
> > API_LIB_VERSIONED = $(API_LIB).$(API_VERSION)
> >
> > to
> >
> > API_LIB_VERSIONED = $(API_LIB)
> >
> > And then
> >
> > make clean
> >
> > cfg-android -a arm64-v8a
> >
> > make
> >
> > I manually added resulting libraries and jar archive to my project and
> > successfully compiled.
> >
> > I can now properly load library, but with another kind of crash.
> >
> > Testing with this code in onclick method on one button:
> >
> > ConnectionBase cb=null;
> >
> > try {
> > cb=new ConnectionBase(new ConnectionSettings());
> > Shares.I.mTTS.say((cb==null)?"null":"have
> > instance"+cb.getModelIdentifier());
> > }catch(Exception e) {}
> > And it crashes whole virtual machine with this in log (removing
> > timestamp to make it readable ;)):
> > AndroidRuntime: FATAL EXCEPTION: main
> > AndroidRuntime: Process: xx.xx.xx, PID: 13299
> > AndroidRuntime: connect: No such file or directory
> > AndroidRuntime: at
> > org.a11y.brlapi.ConnectionBase.openConnection(Native Method)
> > AndroidRuntime: at
> > org.a11y.brlapi.ConnectionBase.<init>(ConnectionBase.java:43)
> > AndroidRuntime: at
> > xx.xx.xx.UIMainScreen.onBatteryClick(UIMainScreen.java:497)
> > Please, let me know if someone has any ideas
> > Thank you
> > Peter
> >
> > On 28. 3. 2024 14:07, Peter Lecky wrote:
> > > Good afternoon to all,
> > >
> > > I am trying to use brlapi library for android in the project. I found
> > > this page:
> > >
> > > https://brltty.app/android.html
> <https://brltty.app/android.html> <https://brltty.app/android.html
> <https://brltty.app/android.html>>
> > >
> > > There is a older build of brlapi library which i am trying to use. I
> > > used repository mentioned on that page and successfully compiled my
> > > project, but my app crashes during initialization of the library with
> > > this error:
> > >
> > >> AndroidRuntime: FATAL EXCEPTION: main
> > >> AndroidRuntime: Process: xxx.xxx.xxx, PID: 29870
> > >> AndroidRuntime: java.lang.UnsatisfiedLinkError: dlopen failed:
> > >> library "libbrlapi.so.0.8" not found: needed by
> > >>
> >
> /data/app/~~YB-_ApEJ6BKmHFGYgcO1CQ==/xxx.xxx.xxx-YTdxhFskgX0ZhCxZbEwOhw==/base.apk!/lib/arm64-v8a/libbrlapi_java.so
> > >> in namespace clns-5
> > >> AndroidRuntime: at
> > >> java.lang.Runtime.loadLibrary0(Runtime.java:1082)
> > >> AndroidRuntime: at
> > >> java.lang.Runtime.loadLibrary0(Runtime.java:1003)
> > > It seems that libbrlapi_java library tryes to load libbrlapi.so with
> > > version suffix (initialization crashes because file "libbrlapi.so.0.8"
> > > is missing) but compiled apk contains libbrlapi.so without version
> > > suffix.
> > >
> > > I tryed to fetch all required files and added libs manually. Tryed to
> > > rename brlapi.so to brlapi.so.0.8, but it seems that the package
> > > manager does not support fformats other than something.so.
> > >
> > > Can someone help please?
> > >
> > > With best and thanks
> > >
> > > Peter
> > >
> > --
> > Peter Lecký Stopka n. o.
> > _______________________________________________
> > This message was sent via the BRLTTY mailing list.
> > To post a message, send an e-mail to: BRLTTY at brltty.app
> > For general information, go to:
> > http://brltty.app/mailman/listinfo/brltty
> <http://brltty.app/mailman/listinfo/brltty>
> > <http://brltty.app/mailman/listinfo/brltty
> <http://brltty.app/mailman/listinfo/brltty>>
> >
> > _______________________________________________
> > This message was sent via the BRLTTY mailing list.
> > To post a message, send an e-mail to: BRLTTY at brltty.app
> > For general information, go to:
> http://brltty.app/mailman/listinfo/brltty
> <http://brltty.app/mailman/listinfo/brltty>
> --
> Peter Lecký Stopka n. o.
> _______________________________________________
> This message was sent via the BRLTTY mailing list.
> To post a message, send an e-mail to: BRLTTY at brltty.app
> For general information, go to:
> http://brltty.app/mailman/listinfo/brltty
> <http://brltty.app/mailman/listinfo/brltty>
>
> _______________________________________________
> This message was sent via the BRLTTY mailing list.
> To post a message, send an e-mail to: BRLTTY at brltty.app
> For general information, go to: http://brltty.app/mailman/listinfo/brltty
--
Peter Lecký Stopka n. o.
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