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2014/10/16 ¤W¤È 08:22:19
android Programming Glossary: recycleRuntimeException: Unable to instantiate application http://stackoverflow.com/questions/10150899/runtimeexception-unable-to-instantiate-application when dalvik re install .apk file and trying to reuse or recycle the previous opened activity view from the same package if you..
Caused by: java.lang.OutOfMemoryError: bitmap size exceeds VM budget http://stackoverflow.com/questions/10314527/caused-by-java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget while dealing with bitmaps in android. 1 you can call recycle on each bitmap and set them to null. bitmap.recycle will release.. call recycle on each bitmap and set them to null. bitmap.recycle will release all the memory used by this bitmap but does not..
bitmap size exceeds Vm budget error android http://stackoverflow.com/questions/10737582/bitmap-size-exceeds-vm-budget-error-android exceeds vm budget error I have done all the things like recycle set null and then called GC still I have same error.. creating.. i null imageCache.get String.valueOf i .get .recycle imageCache.put String.valueOf i null Runtime.getRuntime..
Bitmap recycle with largeHeap enabled http://stackoverflow.com/questions/12716574/bitmap-recycle-with-largeheap-enabled recycle with largeHeap enabled Before enabling largeHeap option I was.. doing this has a unexpected behavior it's looks like that recycle method of bitmaps do not work most of times and the application.. use more than 60Mb. How can I avoid that Or efficiently recycle bitmaps EDIT Actually I make it give a OutOfMemoryError when..
Rotating a bitmap using JNI & NDK http://stackoverflow.com/questions/14398670/rotating-a-bitmap-using-jni-ndk info width height store bitmap pixels into an array. recycle the bitmap. create a new bitmap of opposite size. put the pixels.. uint32_t pixelsCount AndroidBitmap_unlockPixels env bitmap recycle bitmap using bitmap.recycle LOGD recycling bitmap... jclass.. env bitmap recycle bitmap using bitmap.recycle LOGD recycling bitmap... jclass bitmapCls env GetObjectClass..
http://stackoverflow.com/questions/1945142/bitmaps-in-android Bitmap object gets garbage collected it's destructor will recycle the associated memory in the native heap. Source http osdir.com..
Remove ListView items in Android http://stackoverflow.com/questions/2558591/remove-listview-items-in-android on the Adapter any ListViews will should recycle and update on it's own. Here's a brief activity example with..
Android: Bitmap recycle() how does it work? http://stackoverflow.com/questions/3823799/android-bitmap-recycle-how-does-it-work Bitmap recycle how does it work Lets say i have loaded an image in a bitmap.. collect it before loading another bitmap eg. myBitmap.recycle Also is there a better way to load large images and display.. decides. If you want to free memory ASAP you should call recycle just before decoding the second bitmap. If you want to load..
http://stackoverflow.com/questions/4349075/bitmapfactory-decoderesource-returns-a-mutable-bitmap-in-android-2-2-and-an-immu 0 imgIn.getRowBytes height imgIn.copyPixelsToBuffer map recycle the source bitmap this will be no longer used. imgIn.recycle.. the source bitmap this will be no longer used. imgIn.recycle System.gc try to force the bytes from the imgIn to be released..
Bitmap, Bitmap.recycle(), WeakReferences, and Garbage Collection http://stackoverflow.com/questions/4959485/bitmap-bitmap-recycle-weakreferences-and-garbage-collection Bitmap.recycle WeakReferences and Garbage Collection AFAIK on Android it is.. it. Now if I understand correctly the method Bitmap.recycle must always be called to free a Bitmap. I think this is because.. WeakReferences there must be memory leaks because Bitmap.recycle is never called when the WeakReferences are freed. Or somehow..
Does a replacement for Gallery widget with View recycling exist? http://stackoverflow.com/questions/5789879/does-a-replacement-for-gallery-widget-with-view-recycling-exist exist The default Gallery widget on Android does not recycle views everytime the view for a new position is called the widget.. this ends up in lots of views being created which the recycler component that the Gallery stores them in does not seem to.. component that the Gallery stores them in does not seem to recycle them quickly enough leading to an OOM situation. You can test..
ListView reusing views when … I don't want it to http://stackoverflow.com/questions/6921462/listview-reusing-views-when-i-dont-want-it-to it android share improve this question Android recycles list items for performance purposes. It is highly recommended.. R.id.togOk convertView.setTag holder else We recycle a View that already exists holder ViewHolder convertView.getTag.. Notice that ViewHolder is a static class we use to recycle that view. Its properties are the views your list item has...
http://stackoverflow.com/questions/7009086/recycle-imageviews-bitmap one by one. Whenever I create new ImageView I want to recycle the 'bm' object from the first one cause this code up there.. more and more and then throw OutOfMemoryError so I do bm.recycle right after I set the Bitmap bm to the imageView object. This.. causes exception that the ImageView's canvas wants to draw recycled Bitmap. What is the way to recycle a Bitmap that has already..
RuntimeException: Unable to instantiate application http://stackoverflow.com/questions/10150899/runtimeexception-unable-to-instantiate-application This is a verbose error message raised by underlying framework when dalvik re install .apk file and trying to reuse or recycle the previous opened activity view from the same package if you haven't closed the previous installed app yet . It has nothing..
Caused by: java.lang.OutOfMemoryError: bitmap size exceeds VM budget http://stackoverflow.com/questions/10314527/caused-by-java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget prepared a list of important points which you should remember while dealing with bitmaps in android. 1 you can call recycle on each bitmap and set them to null. bitmap.recycle will release all the memory used by this bitmap but does not nullify.. remember while dealing with bitmaps in android. 1 you can call recycle on each bitmap and set them to null. bitmap.recycle will release all the memory used by this bitmap but does not nullify the bitmap object . 2 you can also unbind the drawables..
bitmap size exceeds Vm budget error android http://stackoverflow.com/questions/10737582/bitmap-size-exceeds-vm-budget-error-android bitmap is displayed when I doing this repeatedly bitmap size exceeds vm budget error I have done all the things like recycle set null and then called GC still I have same error.. creating bitmap.... enter code here bitmap Bitmap.createBitmap ChartProperties.getChartWidth.. null for int i 0 i imageCache.size i if imageCache.get String.valueOf i null imageCache.get String.valueOf i .get .recycle imageCache.put String.valueOf i null Runtime.getRuntime .gc `enter code here` imageCache.clear imageCache null java..
Bitmap recycle with largeHeap enabled http://stackoverflow.com/questions/12716574/bitmap-recycle-with-largeheap-enabled recycle with largeHeap enabled Before enabling largeHeap option I was handling with large bitmaps and it's consume almost the entiry.. So I enabled largeHeap true to have a bit more memory. But doing this has a unexpected behavior it's looks like that recycle method of bitmaps do not work most of times and the application that worked in 58Mb of memory and exceeds sometimes throwing.. memory management keeps working and the application will not use more than 60Mb. How can I avoid that Or efficiently recycle bitmaps EDIT Actually I make it give a OutOfMemoryError when allocating more than 390Mb of memory on the device. Reading..
Rotating a bitmap using JNI & NDK http://stackoverflow.com/questions/14398670/rotating-a-bitmap-using-jni-ndk C C code . The steps I use for rotating a bitmap are read bitmap info width height store bitmap pixels into an array. recycle the bitmap. create a new bitmap of opposite size. put the pixels into the new bitmap. free the pixels and return the bitmap... info.height info.width memcpy tempPixels src sizeof uint32_t pixelsCount AndroidBitmap_unlockPixels env bitmap recycle bitmap using bitmap.recycle LOGD recycling bitmap... jclass bitmapCls env GetObjectClass bitmap jmethodID recycleFunction.. memcpy tempPixels src sizeof uint32_t pixelsCount AndroidBitmap_unlockPixels env bitmap recycle bitmap using bitmap.recycle LOGD recycling bitmap... jclass bitmapCls env GetObjectClass bitmap jmethodID recycleFunction env GetMethodID bitmapCls..
http://stackoverflow.com/questions/1945142/bitmaps-in-android these purposes though here's not much difference. When your Bitmap object gets garbage collected it's destructor will recycle the associated memory in the native heap. Source http osdir.com ml AndroidDevelopers 2009 03 msg00023.html android platform..
Remove ListView items in Android http://stackoverflow.com/questions/2558591/remove-listview-items-in-android the item from your adapter object and then just run the notifyDatasetChanged on the Adapter any ListViews will should recycle and update on it's own. Here's a brief activity example with AlertDialogs adapter new MyListAdapter this lv ListView findViewById..
Android: Bitmap recycle() how does it work? http://stackoverflow.com/questions/3823799/android-bitmap-recycle-how-does-it-work Bitmap recycle how does it work Lets say i have loaded an image in a bitmap object like Bitmap myBitmap BitmapFactory.decodeFile myFile.. does it get Garbage Collected or do i have to manually garbage collect it before loading another bitmap eg. myBitmap.recycle Also is there a better way to load large images and display them one after another recycling on the way android bitmap.. you decode the second one. GC will do it later whenever it decides. If you want to free memory ASAP you should call recycle just before decoding the second bitmap. If you want to load really big image you should resample it. Here's an example http..
http://stackoverflow.com/questions/4349075/bitmapfactory-decoderesource-returns-a-mutable-bitmap-in-android-2-2-and-an-immu MappedByteBuffer map channel.map MapMode.READ_WRITE 0 imgIn.getRowBytes height imgIn.copyPixelsToBuffer map recycle the source bitmap this will be no longer used. imgIn.recycle System.gc try to force the bytes from the imgIn to be released.. 0 imgIn.getRowBytes height imgIn.copyPixelsToBuffer map recycle the source bitmap this will be no longer used. imgIn.recycle System.gc try to force the bytes from the imgIn to be released Create a new bitmap to load the bitmap again. Probably the..
Bitmap, Bitmap.recycle(), WeakReferences, and Garbage Collection http://stackoverflow.com/questions/4959485/bitmap-bitmap-recycle-weakreferences-and-garbage-collection Bitmap.recycle WeakReferences and Garbage Collection AFAIK on Android it is recommended to reference Bitmap objects as WeakReferences.. a bitmap object the garbage collector will automatically collect it. Now if I understand correctly the method Bitmap.recycle must always be called to free a Bitmap. I think this is because Bitmap objects have special memory management. Is that correct.. memory management. Is that correct If this is true when using WeakReferences there must be memory leaks because Bitmap.recycle is never called when the WeakReferences are freed. Or somehow are WeakReferences sufficient to avoid memory leaks Thanks..
Does a replacement for Gallery widget with View recycling exist? http://stackoverflow.com/questions/5789879/does-a-replacement-for-gallery-widget-with-view-recycling-exist a replacement for Gallery widget with View recycling exist The default Gallery widget on Android does not recycle views everytime the view for a new position is called the widget always calls the getView method of the adapter with convertView.. convertView set to null. As you scroll backwards and forwards this ends up in lots of views being created which the recycler component that the Gallery stores them in does not seem to recycle them quickly enough leading to an OOM situation. You.. ends up in lots of views being created which the recycler component that the Gallery stores them in does not seem to recycle them quickly enough leading to an OOM situation. You can test this easily with a few large ish images as your gallery items..
ListView reusing views when … I don't want it to http://stackoverflow.com/questions/6921462/listview-reusing-views-when-i-dont-want-it-to state of the ToggleButton . I don't want this. How can I prevent it android share improve this question Android recycles list items for performance purposes. It is highly recommended to reuse them if you want your ListView to scroll smoothly... new ViewHolder holder.toggleOk ToggleButton convertView.findViewById R.id.togOk convertView.setTag holder else We recycle a View that already exists holder ViewHolder convertView.getTag Once we have a reference to the View we are returning we.. holder.toggleOk.setChecked mToggles.get position return convertView Notice that ViewHolder is a static class we use to recycle that view. Its properties are the views your list item has. It is declared in your adapter. static class ViewHolder ToggleButton..
http://stackoverflow.com/questions/7009086/recycle-imageviews-bitmap And I apply this on more than 10 imageView's which are created one by one. Whenever I create new ImageView I want to recycle the 'bm' object from the first one cause this code up there causes my heap to grow more and more and then throw OutOfMemoryError.. the first one cause this code up there causes my heap to grow more and more and then throw OutOfMemoryError so I do bm.recycle right after I set the Bitmap bm to the imageView object. This causes exception that the ImageView's canvas wants to draw.. after I set the Bitmap bm to the imageView object. This causes exception that the ImageView's canvas wants to draw recycled Bitmap. What is the way to recycle a Bitmap that has already been put as image on ImageView Thanksb java android memory..
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