/**
* 根据图像URL创建Bitmap
*
* @param url URL地址
* @return bitmap
*/
public Bitmap CreateImage(String url) {
// Logger.d("ImageDownloader",
// "开始调用CreateImage():" + System.currentTimeMillis());
Bitmap bitmap = null;
if (url == null || url.equals("")) {
return null;
}
try {
// Logger.d(
// "ImageDownloader",
// "C Before SDCard decodeStream==>" + "Heap:"
// + (Debug.getNativeHeapSize() / 1024) + "KB "
// + "FreeHeap:"
// + (Debug.getNativeHeapFreeSize() / 1024) + "KB "
// + "AllocatedHeap:"
// + (Debug.getNativeHeapAllocatedSize() / 1024)
// + "KB" + " url:" + url);
FileInputStream fis = new FileInputStream(url);
BitmapFactory.Options opts = new BitmapFactory.Options();
opts.inPreferredConfig = Bitmap.Config.ARGB_4444;
opts.inTempStorage = new byte[100 * 1024];
opts.inPurgeable = true;
opts.inInputShareable = true;
bitmap = BitmapFactory.decodeStream(fis, null, opts);
// Logger.d(
// "ImageDownloader",
// "C After SDCard decodeStream==>" + "Heap:"
// + (Debug.getNativeHeapSize() / 1024) + "KB "
// + "FreeHeap:"
// + (Debug.getNativeHeapFreeSize() / 1024) + "KB "
// + "AllocatedHeap:"
// + (Debug.getNativeHeapAllocatedSize() / 1024)
// + "KB" + " url:" + url);
} catch (OutOfMemoryError e) {
LogUtils.e("OutOfMemoryError", e);
System.gc();
} catch (FileNotFoundException e) {
LogUtils.e("FileNotFoundException", e);
}
// Logger.d("ImageDownloader",
// "结束调用CreateImage():" + System.currentTimeMillis());
return bitmap;
}
// Recycle the resource of the Image
public void recycleImage(Bitmap bitmap) {
try {
if (bitmap != null && !bitmap.isMutable() && !bitmap.isRecycled()) {
bitmap.recycle();
System.gc();
}
} catch (Exception e) {
e.printStackTrace();
LogUtils.e("bitmap recycle excpetion", e);
}
}