I think I found my error. The convince function isn't static. 
I either need to get my android Context (how?) or create the class instance and 
use the member function.
I don't think the Context is the same as the JNIEnv?

Thanks


> Sent: Friday, April 03, 2015 at 2:16 PM
> From: "Jason H" <[email protected]>
> To: "Thiago Macieira" <[email protected]>, "[email protected]" 
> <[email protected]>
> Subject: Re: [Interest] QtMultimedia::registerMediaFile
>
> 
> I take a photo and save it on the device, I need it to appear in the 
> Gallery/on the MTP interface. I am creating the photos fine, if I reboot the 
> device they show up in the gallery when I plug in my phone, and they show up 
> in the MTP interface under Internal Storage/Pictures. They are visible in the 
> adb shell as well.
> 
> I am trying to get Android to register or scan the file so that it appears in 
> those areas in real-time. Realizing that stuff uses a private interfaces, I 
> tried doing this (code below), but to no avail. I think registerFile does the 
> same thing ultimately.
> 
> http://developer.android.com/reference/android/media/MediaScannerConnection.html#scanFile(java.lang.String,
>  java.lang.String)
> 
> 
> // file = 
> "/storage/emulated/0/Pictures/Wounds/8ec45672-76d6-4260-bb10-5e9801e43167.jpg"
>  or
> // file = 
> "/storage/emulated/legacy/Pictures/Wounds/8ec45672-76d6-4260-bb10-5e9801e43167.jpg"
> void MediaRegister::registerFile(const QString& file)
> {
> #ifdef ANDROID
>       QAndroidJniObject string = QAndroidJniObject::fromString(file);
>       
> QAndroidJniObject::callStaticMethod<void>("android/media/MediaScannerConnection",
> "scanFile","(Ljava/lang/String;Ljava/lang/String)V", 
> string.object<jstring>(), 0);
> 
>       qDebug() << Q_FUNC_INFO << file;
> #endif
> }
> 
> 
> Any input on what I am doing wrong would be greatly appreciated. I don't see 
> any thing other than my debug line in logcat, so there is no feedback from 
> the function.
> It would be cool (is there already a way to ) have Qt provide the 
> registration function?  That's what I thought the 
> QtMultimedia::registerMediaFile function was for. 
> 
> 
> Thanks
> 
> 
> > Sent: Friday, April 03, 2015 at 12:29 PM
> > From: "Thiago Macieira" <[email protected]>
> > To: [email protected]
> > Subject: Re: [Interest] QtMultimedia::registerMediaFile
> >
> > On Friday 03 April 2015 18:17:26 Jason H wrote:
> > > I need to use the 'registerMediaFile' function from
> > > https://qt.gitorious.org/qt/qtmultimedia/source/ecce937a054e4a96597cb13c40d
> > > 216bddbd45891:src/plugins/android/jar/src/org/qtproject/qt5/android/multimed
> > > ia/QtMultimediaUtils.java
> > > 
> > > But I don't know how, since it is Java.
> > > 
> > > Can someone provide an example?
> > 
> > Are you writing a Java application for Android and asking how you can call 
> > that function?
> > 
> > Or are you writing a C++ application for Android and asking how you can 
> > call 
> > that function?
> > 
> > And what do you mean by "I need to use"? Why do you need to use that 
> > function? 
> > That function is in a plugin, it was never intended that you should be able 
> > to 
> > call it.
> > 
> > This is probably an XY problem: you need to do X and you think that you can 
> > achieve that by doing Y, so you asked about Y ("I need to use.."). Please 
> > tell 
> > us about X.
> > 
> > -- 
> > Thiago Macieira - thiago.macieira (AT) intel.com
> >   Software Architect - Intel Open Source Technology Center
> > 
> > _______________________________________________
> > Interest mailing list
> > [email protected]
> > http://lists.qt-project.org/mailman/listinfo/interest
> > 
> _______________________________________________
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> http://lists.qt-project.org/mailman/listinfo/interest
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