GC does NOT take care of recycling Bitmaps, so the answer is that YOU
should do that.
On Jul 17, 2012 9:16 AM, "B.Arunkumar" <awsnetworkrecor...@gmail.com> wrote:
> Hi,
>
> We are using 640*480 resolution video frames with frame rate of 10
> frames/sec. Another question related to bitmaps is do we really need
> to recycle bitmaps or can we assume that the Garbage Collector would
> take care of disposing bitmaps?
>
> Thank you,
> B.Arunkumar
>
> On Jul 17, 6:49 am, "Francisco M. Marzoa Alonso" <fmmar...@gmail.com>
> wrote:
> > Hi,
> >
> > I bet that Motorola has android 2.1 or 2.1.-update1
> >
> > I'm fed up of OOM problems with these, and have not found a solution
> > after lot of tries, including changing several bitmaps by graphic
> > primitives drawn on the fly to use less memory, so I just assumed that
> > there is something I must live with.
> >
> > On the other hand, at least in my cases and I think in most of the
> > cases, if you cannot load these bitmaps your application cannot work
> > properly, so there is no way of handling such situation that may be
> > better than the crash itself.
> >
> > Anyway your bitmap seems to be too big. What resolution are you using?
> > SGSII has 800x480 pixels, that means that you need about to 1536000
> > bytes for storing a full screen bitmap as ARGB_8888, but you are
> > requesting more than the double, a waste of space. And if you are doing
> > the same with several bitmaps, it is A LOT of wasted memory.
> >
> > Regards,
> >
> > On 16/07/12 14:23,B.Arunkumarwrote:
> >
> >
> >
> >
> >
> >
> >
> > > Hi,
> >
> > > We have an app which renders bitmaps on imageview. On Samsung
> > > Galaxy, it works fine. But On Motorola Droid, it runs into memory
> > > issues and crashes every now and then with the following logcat.
> >
> > > /dalvikvm-heap( 3640): 3686400-byte external allocation too large for
> > > this process.
> > > E/GraphicsJNI( 3640): VM won't let us allocate 3686400 bytes
> > > W/dalvikvm( 3640): threadid=11: thread exiting with uncaught exception
> > > (group=0x4001d7e0)
> > > E/AndroidRuntime( 3640): FATAL EXCEPTION: Thread-25
> > > E/AndroidRuntime( 3640): java.lang.OutOfMemoryError: bitmap size
> > > exceeds VM budget
> > > E/AndroidRuntime( 3640): at
> > > android.graphics.Bitmap.nativeCreate(Native Method)
> > > E/AndroidRuntime( 3640): at
> > > android.graphics.Bitmap.createBitmap(Bitmap.java:468)
> > > E/AndroidRuntime( 3640): at
> > > com.example.OnVRViewer.RTPClient.ProcessFrame(RTPClient.java:419)
> > > E/AndroidRuntime( 3640): at
> > > com.example.OnVRViewer.RTPClient.ProcessRtpVideoPacket(RTPClient.java:
> > > 204)
> > > E/AndroidRuntime( 3640): at
> > > com.example.OnVRViewer.RTSPUDPclient.AdvanceProcess(RTSPUDPclient.java:
> > > 659)
> > > E/AndroidRuntime( 3640): at
> > >
> com.example.OnVRViewer.RTSPUDPclient.processSelectionKey(RTSPUDPclient.java:
> > > 726)
> > > E/AndroidRuntime( 3640): at
> > > com.example.OnVRViewer.RTSPUDPclient.run(RTSPUDPclient.java:2068)
> > > E/AndroidRuntime( 3640): at java.lang.Thread.run(Thread.java:1096)
> > > W/ActivityManager( 1081): Force finishing activity
> > > com.example.OnVRViewer/.AsyncRecordTrial
> >
> > > My question is even though we have a try catch on Bitmap.createBitmap
> > > it is still crashing. Why is the catch block not working? And how do
> > > we handle the exception without crashing on Motorola Droid.
> >
> > > Following is my code right now:
> >
> > > try
> > > {
> > > bm = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
> > > }
> > > catch (Exception ex)
> > > {
> > > android.util.Log.e("Bitmap", "Error");
> > > }
> >
> > > Thank you,
> > >B.Arunkumar
>
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