选择系统图片方法时返回图片真实路径

 protected void onActivityResult(int requestCode, int resultCode, Intent data) {  
    	if (resultCode == RESULT_OK){
    		//拍照或者选择图片
    		if (requestCode == RESULT_CAPTURE_IMAGE || requestCode == RESULT_CHOOSE_IMAGE) {
    			try {
    				
    				Uri uri = data.getData();  
    				String[] proj = { MediaStore.Images.Media.DATA };  
    				Cursor actualimagecursor = managedQuery(uri,proj,null,null,null);  
    				int actual_image_column_index = actualimagecursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);  
    				actualimagecursor.moveToFirst();  
    				String img_path = actualimagecursor.getString(actual_image_column_index);  
    				System.out.println("图片真实路径："+img_path);
			
//    				
//    				ContentResolver resolver = getContentResolver();
//    				Uri uri = data.getData();
//    				System.out.println("选择图片路径：" + uri);
//    				Bitmap img = MediaStore.Images.Media.getBitmap(resolver,uri);
////    				Bitmap bitmap = BitmapFactory.decodeStream(resolver.openInputStream(uri));
////    				Bitmap img= (Bitmap)data.getExtras().get("data");	//获取缩略图
//    				try { // 压缩图片
//    					File file = new File(tempPath);
//    					FileOutputStream outputStream = null;
//    					outputStream = new FileOutputStream(file);
//
//    					if (img.getWidth() > 800 || img.getHeight() > 600) {
//    						img = Bitmap.createScaledBitmap(img, 800, 600, false);
//    					}
//    					img.compress(Bitmap.CompressFormat.JPEG, 90, outputStream);
//    					outputStream.flush();
//    					outputStream.close();
//    					
//    					sendFile(file,uri.toString());	//发送图片
////    					sendFile(tempPath);	//发送图片
//    					
//    				} catch (IOException e) {
//    					e.printStackTrace();
//    				}
//
//    				img = null;
//    				System.gc();
    			} catch (OutOfMemoryError e) {
    				MyMethods.showMsg("获取图出错,请重新操作",this);
    				e.printStackTrace();
    			} catch (Exception e) {
    				e.printStackTrace();
    			} 
			}
    	}
    }