A 1000x1000 32 bits image takes 4 MB in RAM :)

On Tue, Apr 6, 2010 at 6:10 PM, patbenatar <[email protected]> wrote:
> Thanks for your support, Yahel. The 135KB image is 1000x1000 pixels
> [quite a large canvas], but this is to ensure it looks great on hi-dpi
> screens at both portrait and landscape and at any sort of aspect
> ratio.. I'm also using android:scaleType="centerCrop" in my XML
> markup ... It's a PNG, as well. I saved it from Photoshop using "Save
> As..." not "Save For Web & Devices..." [should I be using the
> latter? .. either way its just a PNG file, I think "Save For Web &
> Devices" just compresses it more]...
>
> -Nick
>
>
>
>
> On Apr 6, 2:20 am, Yahel <[email protected]> wrote:
>> What are the type and size in pixels of your drawable ?
>>
>> As I understand it, Android uncompress jpegs to raw bytes when
>> decoding images.
>>
>> Say if your Image is a big(huge ?) and highly compressed JPEG, then
>> possibly you could run into an OOM.
>>
>> Just an hypothesis, Although exactly 4500000-byte sounds weird :s
>>
>> If this is the case, you can either reduce your drawable size or load
>> it programmatically instead of via XML and then use
>> BitmapFactory.Options.inSampleSize or inTempStorage 
>> :http://developer.android.com/intl/de/reference/android/graphics/Bitma...
>>
>> Yahel
>>
>> On 6 avr, 07:47, patbenatar <[email protected]> wrote:
>>
>>
>>
>> > Hey Androiders!
>>
>> > I'm running into a strange intermittent issue with my app.. Basically
>> > every time the app resumes I check if its internal data [fetched from
>> > a Web API] is outdated and if it is I push off to my Splash/Loader
>> > activity while I fetch new data. This works great ALMOST all the
>> > time... Then every once in a while the system gives me a
>> > java.lang.RuntimeException < android.view.InflateException <
>> > java.lang.reflect.InvocationTargetException <
>> > java.lang.OutOfMemoryError [that's the simplified stack trace]..
>>
>> > Here is the whole stack trace:
>>
>> > E/dalvikvm-heap(12914): Heap Massage needed (4500000-byte external
>> > allocation too big)
>> > E/dalvikvm-heap(12914): Full GC (don't collect SoftReferences)
>> > I/ActivityManager( 1078): Process com.amazon.mp3 (pid 12917) has died.
>> > D/dalvikvm(12914): GC freed 188 objects / 10224 bytes in 54ms
>> > E/dalvikvm-heap(12914): Full GC (collect SoftReferences)
>> > D/dalvikvm(12914): GC freed 47 objects / 1968 bytes in 56ms
>> > E/dalvikvm-heap(12914): Try and trim Heap Source
>> > E/dalvikvm-heap(12914): Heap Massage was unsuccessful for 4500000-
>> > bytes!
>> > E/dalvikvm-heap(12914): Heap Massage has failed...
>> > E/        (12914): VM won't let us allocate 4500000 bytes
>> > D/AndroidRuntime(12914): Shutting down VM
>> > W/dalvikvm(12914): threadid=3: thread exiting with uncaught exception
>> > (group=0x4001b178)
>> > E/AndroidRuntime(12914): Uncaught handler: thread main exiting due to
>> > uncaught exception
>> > E/AndroidRuntime(12914): java.lang.RuntimeException: Unable to start
>> > activity ComponentInfo{com.apwit.grubtruck/
>> > com.apwit.grubtruck.Splash}: android.view.InflateException: Binary XML
>> > file line #8: Error inflating class <unknown>
>> > E/AndroidRuntime(12914):        at
>> > android.app.ActivityThread.performLaunchActivity(ActivityThread.java:
>> > 2496)
>> > E/AndroidRuntime(12914):        at
>> > android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:
>> > 2512)
>> > E/AndroidRuntime(12914):        at android.app.ActivityThread.access
>> > $2200(ActivityThread.java:119)
>> > E/AndroidRuntime(12914):        at android.app.ActivityThread
>> > $H.handleMessage(ActivityThread.java:1863)
>> > E/AndroidRuntime(12914):        at
>> > android.os.Handler.dispatchMessage(Handler.java:99)
>> > E/AndroidRuntime(12914):        at android.os.Looper.loop(Looper.java:123)
>> > E/AndroidRuntime(12914):        at
>> > android.app.ActivityThread.main(ActivityThread.java:4363)
>> > E/AndroidRuntime(12914):        at
>> > java.lang.reflect.Method.invokeNative(Native Method)
>> > E/AndroidRuntime(12914):        at
>> > java.lang.reflect.Method.invoke(Method.java:521)
>> > E/AndroidRuntime(12914):        at com.android.internal.os.ZygoteInit
>> > $MethodAndArgsCaller.run(ZygoteInit.java:860)
>> > E/AndroidRuntime(12914):        at
>> > com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618)
>> > E/AndroidRuntime(12914):        at dalvik.system.NativeStart.main(Native
>> > Method)
>> > E/AndroidRuntime(12914): Caused by: android.view.InflateException:
>> > Binary XML file line #8: Error inflating class <unknown>
>> > E/AndroidRuntime(12914):        at
>> > android.view.LayoutInflater.createView(LayoutInflater.java:513)
>> > E/AndroidRuntime(12914):        at
>> > com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayo
>> >  utInflater.java:
>> > 56)
>> > E/AndroidRuntime(12914):        at
>> > android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:563)
>> > E/AndroidRuntime(12914):        at
>> > android.view.LayoutInflater.rInflate(LayoutInflater.java:618)
>> > E/AndroidRuntime(12914):        at
>> > android.view.LayoutInflater.inflate(LayoutInflater.java:407)
>> > E/AndroidRuntime(12914):        at
>> > android.view.LayoutInflater.inflate(LayoutInflater.java:320)
>> > E/AndroidRuntime(12914):        at
>> > android.view.LayoutInflater.inflate(LayoutInflater.java:276)
>> > E/AndroidRuntime(12914):        at
>> > com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.jav
>> >  a:
>> > 198)
>> > E/AndroidRuntime(12914):        at
>> > android.app.Activity.setContentView(Activity.java:1622)
>> > E/AndroidRuntime(12914):        at
>> > com.apwit.grubtruck.Splash.onCreate(Splash.java:45)
>> > E/AndroidRuntime(12914):        at
>> > android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:
>> > 1047)
>> > E/AndroidRuntime(12914):        at
>> > android.app.ActivityThread.performLaunchActivity(ActivityThread.java:
>> > 2459)
>> > E/AndroidRuntime(12914):        ... 11 more
>> > E/AndroidRuntime(12914): Caused by:
>> > java.lang.reflect.InvocationTargetException
>> > E/AndroidRuntime(12914):        at
>> > android.widget.ImageView.<init>(ImageView.java:105)
>> > E/AndroidRuntime(12914):        at
>> > java.lang.reflect.Constructor.constructNative(Native Method)
>> > E/AndroidRuntime(12914):        at
>> > java.lang.reflect.Constructor.newInstance(Constructor.java:446)
>> > E/AndroidRuntime(12914):        at
>> > android.view.LayoutInflater.createView(LayoutInflater.java:500)
>> > E/AndroidRuntime(12914):        ... 22 more
>> > E/AndroidRuntime(12914): Caused by: java.lang.OutOfMemoryError: bitmap
>> > size exceeds VM budget
>> > E/AndroidRuntime(12914):        at
>> > android.graphics.Bitmap.nativeCreate(Native Method)
>> > E/AndroidRuntime(12914):        at
>> > android.graphics.Bitmap.createBitmap(Bitmap.java:468)
>> > E/AndroidRuntime(12914):        at
>> > android.graphics.Bitmap.createBitmap(Bitmap.java:435)
>> > E/AndroidRuntime(12914):        at
>> > android.graphics.Bitmap.createScaledBitmap(Bitmap.java:340)
>> > E/AndroidRuntime(12914):        at
>> > android.graphics.BitmapFactory.finishDecode(BitmapFactory.java:488)
>> > E/AndroidRuntime(12914):        at
>> > android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:462)
>> > E/AndroidRuntime(12914):        at
>> > android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:
>> > 323)
>> > E/AndroidRuntime(12914):        at
>> > android.graphics.drawable.Drawable.createFromResourceStream(Drawable.java:
>> > 697)
>> > E/AndroidRuntime(12914):        at
>> > android.content.res.Resources.loadDrawable(Resources.java:1705)
>> > E/AndroidRuntime(12914):        at
>> > android.content.res.TypedArray.getDrawable(TypedArray.java:548)
>> > E/AndroidRuntime(12914):        at
>> > android.widget.ImageView.<init>(ImageView.java:115)
>> > E/AndroidRuntime(12914):        ... 26 more
>>
>> > So up there towards the top I see: E/        (12914): VM won't let us
>> > allocate 4500000 bytes
>>
>> > But why on earth does the system need to allocate 4.5MB just to
>> > display a real simple XML view that loads up two small enough drawable
>> > resources [one is 66KB and the other 135KB].. I'm also using an
>> > animation+interpolator to rotate the 66KB loading spinner image.
>>
>> > The only error in that stack trace that comes from my package is line
>> > 2 of my Splash/Loader's onCreate:
>> > setContentView(R.layout.splash);
>>
>> > So then I go and analyze my XML layout file splash.xml, and in the
>> > stack it also tells us: android.view.InflateException: Binary XML file
>> > line #8: Error inflating class <unknown> -- so I look at line 8 of
>> > splash.xml and that is the first line of my <ImageView/> element that
>> > loads up the 135KB.. Here is my XML file:
>>
>> > <?xml version="1.0" encoding="UTF-8"?>
>>
>> > <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/
>> > android"
>> >             android:orientation="vertical"
>> >             android:layout_width="fill_parent"
>> >             android:layout_height="fill_parent">
>>
>> >         <ImageView android:id="@+id/splash_graphic"
>> >                         android:layout_width="fill_parent"
>> >                         android:layout_height="fill_parent"
>> >                         android:scaleType="centerCrop"
>> >                         android:src="@drawable/grub_truck_splash" />
>>
>> >         <LinearLayout
>> >                 android:id="@+id/splash_loader_container"
>> >                 android:layout_width="wrap_content"
>> >             android:layout_height="wrap_content"
>> >             android:layout_alignParentBottom="true"
>> >             android:layout_centerHorizontal="true"
>> >             android:paddingBottom="80dip"
>> >             >
>> >                 <ImageView
>> >                         android:id="@+id/splash_loader"
>> >                                 android:src="@drawable/greenloader"
>> >                                 android:layout_width="wrap_content"
>> >                                 android:layout_height="wrap_content"
>> >                                 />
>>
>> >         </LinearLayout>
>>
>> >         <LinearLayout
>> >                 android:id="@+id/msg_updating_container"
>> >                 android:layout_width="wrap_content"
>> >             android:layout_height="wrap_content"
>> >             android:layout_alignParentBottom="true"
>> >             android:layout_centerHorizontal="true"
>> >             android:paddingBottom="35dip"
>> >             >
>> >                 <TextView
>> >                         android:id="@+id/msg_updating"
>> >                                 android:layout_width="wrap_content"
>> >
>>
>> ...
>>
>> read more »
>
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-- 
Romain Guy
Android framework engineer
[email protected]

Note: please don't send private questions to me, as I don't have time
to provide private support.  All such questions should be posted on
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