RTFT
On Monday, December 10, 2012 10:42:37 AM UTC-5, snowdream wrote:
Hi,everyone.--if i want to get a large image (eg.a image which size is 2M or larger.)from url, i use the folllowing code ,and get the exception ."Out of Memory".Any good idea?Thank you.private Bitmap getBitmapFromUrl(String url) {Bitmap bitmap = null;try {URL imagePath = new URL(url);HttpURLConnection conn = (HttpURLConnection)imagePath.openConnection(); conn.setConnectTimeout(CONNECT_TIMEOUT); conn.setReadTimeout(READ_TIMEOUT); conn.connect();InputStream is = (InputStream) conn.getContent();if (is != null) {// bitmap = getBitmapFromInputStream(is, width, height);bitmap = BitmapFactory.decodeStream((InputStream) conn.getContent()); }} catch(Exception e) {e.printStackTrace();}return bitmap;}public static Bitmap getBitmapFromInputStream(InputStream is, int width, int height){ Bitmap bitmap = null;if (null != is ) {BufferedInputStream bis = new BufferedInputStream(is);BitmapFactory.Options opts = null;if (width > 0 && height > 0) {opts = new BitmapFactory.Options();opts.inJustDecodeBounds = true;BitmapFactory.decodeStream(is, null, opts);// 计算图片缩放比例final int minSideLength = Math.min(width, height);opts.inSampleSize = BitmapUtils.computeSampleSize(opts.outWidth, opts.outHeight, minSideLength, width * height);opts.inJustDecodeBounds = false;opts.inInputShareable = true;opts.inPurgeable = true;}try {bitmap = BitmapFactory.decodeStream(bis, null, opts); } catch (OutOfMemoryError e) {e.printStackTrace();}}return bitmap;}--
杨辉
Impossible is nothing!
------------------------------------------------------------ ------------------------
HDExplorer APK (A Nice File Manager,Simplicity but not simple.)
Google Market:
https://market.android.com/details?id=com.hd.explorer
Google Code:
http://code.google.com/p/hdexplorer/
You received this message because you are subscribed to the Google
Groups "Android Developers" group.
To post to this group, send email to android-developers@googlegroups.com
To unsubscribe from this group, send email to
android-developers+unsubscribe@googlegroups.com
For more options, visit this group at
http://groups.google.com/group/android-developers?hl=en
No comments:
Post a Comment