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Fix bug causing larger image sizes to not load

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This commit is contained in:
YuviPanda 2012-10-07 12:33:06 +05:30
parent d7ad63ad38
commit ee6515b4ad
1 changed files with 38 additions and 8 deletions
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46
src/org/wikimedia/commons/ImageLoaderTask.java
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@ -8,18 +8,50 @@ import android.graphics.*;
import android.net.Uri;
import android.os.*;
import android.provider.MediaStore;
import android.util.Log;
import android.view.WindowManager;
import android.widget.*;
class ImageLoaderTask extends AsyncTask<Uri, String, Bitmap> {
ImageView view;
private Bitmap getBitmap(Uri url) throws MalformedURLException, IOException {
if(url.getScheme().equals("content")) {
return MediaStore.Images.Media.getBitmap(view.getContext().getContentResolver(), url);
} else {
Bitmap bitmap = BitmapFactory.decodeStream((InputStream) new URL(url.toString()).getContent());
return bitmap;
public int calculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight) {
// Raw height and width of image
final int height = options.outHeight;
final int width = options.outWidth;
int inSampleSize = 1;
if (height > reqHeight || width > reqWidth) {
if (width > height) {
inSampleSize = Math.round((float) height / (float) reqHeight);
} else {
inSampleSize = Math.round((float) width / (float) reqWidth);
}
}
return inSampleSize;
}
public Bitmap getBitmap(Uri imageUri) throws FileNotFoundException {
WindowManager wm = (WindowManager) view.getContext().getSystemService(Context.WINDOW_SERVICE);
int reqHeight = wm.getDefaultDisplay().getHeight();
int reqWidth = wm.getDefaultDisplay().getWidth();
// First decode with inJustDecodeBounds=true to check dimensions
final BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
InputStream bitmapStream = view.getContext().getContentResolver().openInputStream(imageUri);
BitmapFactory.decodeStream(bitmapStream, null, options);
// Calculate inSampleSize
options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);
// Decode bitmap with inSampleSize set
options.inJustDecodeBounds = false;
// Re-get the InputStream!
bitmapStream = view.getContext().getContentResolver().openInputStream(imageUri);
return BitmapFactory.decodeStream(bitmapStream, null, options);
}
ImageLoaderTask(ImageView view) {
@ -32,8 +64,6 @@ class ImageLoaderTask extends AsyncTask<Uri, String, Bitmap> {
Bitmap bitmap;
try {
bitmap = getBitmap(url);
} catch (MalformedURLException e) {
throw new RuntimeException(e);
} catch (IOException e) {
throw new RuntimeException(e);
}