{"id":1420,"date":"2022-08-30T15:16:23","date_gmt":"2022-08-30T15:16:23","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2013\/11\/16\/gridview-and-setimagebitmap-when-load-image-from-sdcard-collection-of-common-programming-errors\/"},"modified":"2022-08-30T15:16:23","modified_gmt":"2022-08-30T15:16:23","slug":"gridview-and-setimagebitmap-when-load-image-from-sdcard-collection-of-common-programming-errors","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2022\/08\/30\/gridview-and-setimagebitmap-when-load-image-from-sdcard-collection-of-common-programming-errors\/","title":{"rendered":"gridview and setImageBitmap when load image from SDcard-Collection of common programming errors"},"content":{"rendered":"<p>I want to create a gridview to load image from SD card. I find many information from the internet but I cannot success to do so.<\/p>\n<p>When i run the below code, it forces to close.<\/p>\n<p>I find that the problem is <code>imageView.setImageBitmap(bmp);<\/code><\/p>\n<p>But i do not know what wrong of this code.<\/p>\n<p>I hope someone can help me to solve this problem.<\/p>\n<pre><code>public class GridActivity extends Activity {\n\n    public void onCreate(Bundle savedInstanceState) {\n        super.onCreate(savedInstanceState);\n        setContentView(R.layout.grid_activity); \n        GridView gridview = (GridView)findViewById(R.id.GridView01);    \n        gridview.setAdapter(new ImageAdapter(this));    \n        gridview.setOnItemClickListener(new OnItemClickListener() {        \n            public void onItemClick(AdapterView parent, View v, int position, long id) {            \n                Toast.makeText(GridActivity.this, \"\" + position, Toast.LENGTH_SHORT).show();        \n                }    \n            });\n        }\n\n    public class ImageAdapter extends BaseAdapter {    \n           File dir=new File(Environment.getExternalStorageDirectory(),\"\/images\/bedroom\");  \n           int count=dir.list().length;   \n           String[] fileNames = dir.list();  \n           private Context mContext; \n        public ImageAdapter(Context c) {        \n            mContext = c;    \n            }    \n        public int getCount() {        \n            return count;    \n            }    \n        public Object getItem(int position) {        \n            return null;    \n            }    \n        public long getItemId(int position) {        \n            return 0;    \n            }     \n        public View getView(int position, View convertView, ViewGroup parent) {        \n            ImageView imageView = null; \n\n            if (convertView == null) {  \n                \/\/ if it's not recycled, initialize some attributes            \n                imageView = new ImageView(mContext);            \n                imageView.setLayoutParams(new GridView.LayoutParams(85, 85));            \n                imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);            \n                imageView.setPadding(8, 8, 8, 8);\n                } else {\n                imageView = (ImageView) convertView;        \n                }\n            Bitmap bmp = BitmapFactory.decodeFile(dir.getPath() + \"\/\" + fileNames[position]);\n            imageView.setImageBitmap(bmp);\n            toast(dir.getPath() + \"\/\" + fileNames[position]);\n            return imageView;    \n        }\n\n        public View getView1(int arg0, View arg1, ViewGroup arg2) {\n            \/\/ TODO Auto-generated method stub\n            return null;\n        }\n    }\n\n    public void toast (String msg)\n    {\n        Toast.makeText (getApplicationContext(), msg, Toast.LENGTH_SHORT).show ();\n    }\n}\n<\/code><\/pre>\n<p>Error Log :<\/p>\n<pre><code>08-11 23:52:38.874: ERROR\/MBGlossaryManager(5395): lib_glossary.so can't be loaded<br \/>\n08-11 23:52:49.710: ERROR\/dalvikvm-heap(5395): 10036224-byte external allocation too large for this process.<br \/>\n08-11 23:52:49.710: ERROR\/(5395): VM won't let us allocate 10036224 bytes.<br \/>\n08-11 23:52:49.710: ERROR\/AndroidRuntime(5395): Uncaught handler: thread main exiting due to uncaught exception.<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395): java.lang.OutOfMemoryError: bitmap size exceeds VM budget.<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.graphics.BitmapFactory.nativeDecodeStream(Native Method).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:459).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.graphics.BitmapFactory.decodeFile(BitmapFactory.java:271).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.graphics.BitmapFactory.decodeFile(BitmapFactory.java:296).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at com.easyhome.GridActivity$ImageAdapter.getView(GridActivity.java:81).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.AbsListView.obtainView(AbsListView.java:1291).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.GridView.makeAndAddView(GridView.java:1218).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.GridView.makeRow(GridView.java:265).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.GridView.fillDown(GridView.java:218).<br \/>\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.GridView.fillFromTop(GridView.java:337).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.GridView.layoutChildren(GridView.java:1112).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.AbsListView.onLayout(AbsListView.java:1130).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.view.View.layout(View.java:6942).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1119).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.LinearLayout.layoutVertical(LinearLayout.java:998).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.LinearLayout.onLayout(LinearLayout.java:918).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.view.View.layout(View.java:6942).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.FrameLayout.onLayout(FrameLayout.java:333).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.view.View.layout(View.java:6942).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1119).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.LinearLayout.layoutVertical(LinearLayout.java:998).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.LinearLayout.onLayout(LinearLayout.java:918).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.view.View.layout(View.java:6942)\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.widget.FrameLayout.onLayout(FrameLayout.java:333).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.view.View.layout(View.java:6942).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.view.ViewRoot.performTraversals(ViewRoot.java:1007).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.view.ViewRoot.handleMessage(ViewRoot.java:1656).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.os.Handler.dispatchMessage(Handler.java:99).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.os.Looper.loop(Looper.java:136).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at android.app.ActivityThread.main(ActivityThread.java:4425).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at java.lang.reflect.Method.invokeNative(Native Method).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at java.lang.reflect.Method.invoke(Method.java:521).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:850).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:608).<br \/>\n\n08-11 23:52:49.764: ERROR\/AndroidRuntime(5395):     at dalvik.system.NativeStart.main(Native Method).<br \/>\n<\/code><\/pre>\n<ol>\n<li>\n<p>In a grid view you do not need the original resolution image to display the images from the sdcard. You can always use the BitmapFactory.Options.inSampleSize to get a smaller sized image. This will not result in any memory exceptions.<\/p>\n<pre><code>BitmapFactory.Options opt = new BitmapFactory.Options();\nopt.inSampleSize = 5; \/\/any value greater than 1\nBitmap bmp = BitmapFactory.decodeFile(dir.getPath() + \"\/\" + fileNames[position],opt);\n<\/code><\/pre>\n<\/li>\n<li>\n<blockquote>\n<p>java.lang.OutOfMemoryError: bitmap size exceeds VM budget.<\/p>\n<\/blockquote>\n<p>From the errors you posted it seems your image file is too large. How much memory does it require? Try optimizing the image.<\/p>\n<\/li>\n<\/ol>\n<p id=\"rop\"><small>Originally posted 2013-11-16 20:49:43. <\/small><\/p>","protected":false},"excerpt":{"rendered":"<p>I want to create a gridview to load image from SD card. I find many information from the internet but I cannot success to do so. When i run the below code, it forces to close. I find that the problem is imageView.setImageBitmap(bmp); But i do not know what wrong of this code. I hope [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1420","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/1420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/comments?post=1420"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/1420\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=1420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=1420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=1420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}