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am a1d11945: am 6acfaccc: Bitmapfun Sample: Fix inSampleSize selection and update dependencies

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* commit 'a1d11945fdfde5c85f4dd18d2ddcecdbf7442da2':
  Bitmapfun Sample: Fix inSampleSize selection and update dependencies
This commit is contained in:
Adam Koch
2013-01-10 06:29:29 -08:00
committed by Android Git Automerger
parent 7c704705ea a1d11945fd
commit 784be44a77
2 changed files with 10 additions and 9 deletions
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samples/training/bitmapfun/libs/android-support-v4.jar
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19
samples/training/bitmapfun/src/com/example/android/bitmapfun/util/ImageResizer.java
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@@ -196,23 +196,24 @@ public class ImageResizer extends ImageWorker {
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);
}
// Calculate ratios of height and width to requested height and width
final int heightRatio = Math.round((float) height / (float) reqHeight);
final int widthRatio = Math.round((float) width / (float) reqWidth);
// Choose the smallest ratio as inSampleSize value, this will guarantee a final image
// with both dimensions larger than or equal to the requested height and width.
inSampleSize = heightRatio < widthRatio ? heightRatio : widthRatio;
// This offers some additional logic in case the image has a strange
// aspect ratio. For example, a panorama may have a much larger
// width than height. In these cases the total pixels might still
// end up being too large to fit comfortably in memory, so we should
// be more aggressive with sample down the image (=larger
// inSampleSize).
// be more aggressive with sample down the image (=larger inSampleSize).
final float totalPixels = width * height;
// Anything more than 2x the requested pixels we'll sample down
// further.
// Anything more than 2x the requested pixels we'll sample down further
final float totalReqPixelsCap = reqWidth * reqHeight * 2;
while (totalPixels / (inSampleSize * inSampleSize) > totalReqPixelsCap) {