Android 拍照上传和拍照本地显示，拍照剪切上传，选取本map片剪切上传

@Override	protected void onActivityResult(int requestCode, int resultCode, Intent data) {		super.onActivityResult(requestCode, resultCode, data);		if (resultCode == RESULT_OK) {			switch (requestCode) {			case TAKE_PICTURE:				//将保存在本地的图片取出并缩小后显示在界面上				Bitmap bitmap = BitmapFactory.decodeFile(Environment.getExternalStorageDirectory()+"/image.jpg");				Bitmap newBitmap = ImageTools.zoomBitmap(bitmap, bitmap.getWidth() / SCALE, bitmap.getHeight() / SCALE);				//由于Bitmap内存占用较大，这里需要回收内存，否则会报out of memory异常				bitmap.recycle();								//将处理过的图片显示在界面上，并保存到本地				iv_image.setImageBitmap(newBitmap);				ImageTools.savePhotoToSDCard(newBitmap, Environment.getExternalStorageDirectory().getAbsolutePath(), String.valueOf(System.currentTimeMillis()));								break;			case CHOOSE_PICTURE:				ContentResolver resolver = getContentResolver();				//照片的原始资源地址				Uri originalUri = data.getData(); 	            try {	            	//使用ContentProvider通过URI获取原始图片					Bitmap photo = MediaStore.Images.Media.getBitmap(resolver, originalUri);					if (photo != null) {						//为防止原始图片过大导致内存溢出，这里先缩小原图显示，然后释放原始Bitmap占用的内存						Bitmap smallBitmap = ImageTools.zoomBitmap(photo, photo.getWidth() / SCALE, photo.getHeight() / SCALE);						//释放原始图片占用的内存，防止out of memory异常发生						photo.recycle();												iv_image.setImageBitmap(smallBitmap);					}				} catch (FileNotFoundException e) {				    e.printStackTrace();				} catch (IOException e) {					e.printStackTrace();				}				break;							case CROP:				Uri uri = null;				if (data != null) {					uri = data.getData();					System.out.println("Data");				}else {					System.out.println("File");					String fileName = getSharedPreferences("temp",Context.MODE_WORLD_WRITEABLE).getString("tempName", "");					uri = Uri.fromFile(new File(Environment.getExternalStorageDirectory(),fileName));				}				cropImage(uri, 500, 500, CROP_PICTURE);				break;						case CROP_PICTURE:				Bitmap photo = null;				Uri photoUri = data.getData();				if (photoUri != null) {					photo = BitmapFactory.decodeFile(photoUri.getPath());				}				if (photo == null) {					Bundle extra = data.getExtras();					if (extra != null) {		                photo = (Bitmap)extra.get("data");  		                ByteArrayOutputStream stream = new ByteArrayOutputStream();  		                photo.compress(Bitmap.CompressFormat.JPEG, 100, stream);		            }  				}				iv_image.setImageBitmap(photo);				break;			default:				break;			}		}	}		public void showPicturePicker(Context context,boolean isCrop){		final boolean crop = isCrop;		AlertDialog.Builder builder = new AlertDialog.Builder(context);		builder.setTitle("图片来源");		builder.setNegativeButton("取消", null);		builder.setItems(new String[]{"拍照","相册"}, new DialogInterface.OnClickListener() {			//类型码			int REQUEST_CODE;						@Override			public void onClick(DialogInterface dialog, int which) {				switch (which) {				case TAKE_PICTURE:					Uri imageUri = null;					String fileName = null;					Intent openCameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);					if (crop) {						REQUEST_CODE = CROP;						//删除上一次截图的临时文件						SharedPreferences sharedPreferences = getSharedPreferences("temp",Context.MODE_WORLD_WRITEABLE);						ImageTools.deletePhotoAtPathAndName(Environment.getExternalStorageDirectory().getAbsolutePath(), sharedPreferences.getString("tempName", ""));												//保存本次截图临时文件名字						fileName = String.valueOf(System.currentTimeMillis()) + ".jpg";						Editor editor = sharedPreferences.edit();						editor.putString("tempName", fileName);						editor.commit();					}else {						REQUEST_CODE = TAKE_PICTURE;						fileName = "image.jpg";					}					imageUri = Uri.fromFile(new File(Environment.getExternalStorageDirectory(),fileName));					//指定照片保存路径（SD卡），image.jpg为一个临时文件，每次拍照后这个图片都会被替换					openCameraIntent.putExtra(MediaStore.EXTRA_OUTPUT, imageUri);					startActivityForResult(openCameraIntent, REQUEST_CODE);					break;									case CHOOSE_PICTURE:					Intent openAlbumIntent = new Intent(Intent.ACTION_GET_CONTENT);					if (crop) {						REQUEST_CODE = CROP;					}else {						REQUEST_CODE = CHOOSE_PICTURE;					}					openAlbumIntent.setDataAndType(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, "image/*");					startActivityForResult(openAlbumIntent, REQUEST_CODE);					break;				default:					break;				}			}		});		builder.create().show();	}	//截取图片	public void cropImage(Uri uri, int outputX, int outputY, int requestCode){		Intent intent = new Intent("com.android.camera.action.CROP");          intent.setDataAndType(uri, "image/*");          intent.putExtra("crop", "true");          intent.putExtra("aspectX", 1);          intent.putExtra("aspectY", 1);          intent.putExtra("outputX", outputX);           intent.putExtra("outputY", outputY);         intent.putExtra("outputFormat", "JPEG");        intent.putExtra("noFaceDetection", true);        intent.putExtra("return-data", true);  	    startActivityForResult(intent, requestCode);	}

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