UploadImage

这是一个关于上传头像自定义裁剪图片的demo，里面解决了三星的旋转问题

public class MainAty extends Activity implements OnClickListener { private final int CAMERA_WITH_DATA = 1; /** 本地图片选取标志 / private static final int FLAG_CHOOSE_IMG = 2; /* 截取结束标志 */ private static final int FLAG_MODIFY_FINISH = 3; public static final String TMP_PATH = "temp.jpg"; private Context context; private ImageView img_pic;

@Override
protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	setContentView(R.layout.activity_main);
	img_pic = (ImageView) findViewById(R.id.img_pic);
	img_pic.setOnClickListener(this);
	context = MainAty.this;
}

/** 弹出选择照片菜单 */
public void showSelectPictureMenu() {
	new SelectDialog(context)
			.builder()
			.setCancelable(true)
			.setTitle("请选择操作")
			.setCanceledOnTouchOutside(true)
			.addSelectItem("相机", SelectItemColor.Green,
					new OnSelectItemClickListener() {
						@Override
						public void onClick(int which) {
							startCamera();
						}
					})
			.addSelectItem("图库", SelectItemColor.Green,
					new OnSelectItemClickListener() {
						@Override
						public void onClick(int which) {
							startAlbum();
						}
					}).show();
}

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
	if (requestCode == FLAG_CHOOSE_IMG && resultCode == RESULT_OK) {
		if (data != null) {
			Uri uri = data.getData();
			if (!TextUtils.isEmpty(uri.getAuthority())) {
				Cursor cursor = getContentResolver().query(uri,
						new String[] { MediaStore.Images.Media.DATA },
						null, null, null);
				if (null == cursor) {
					Toast.makeText(getApplicationContext(), "图片没找到", 0)
							.show();
					return;
				}
				cursor.moveToFirst();
				String path = cursor.getString(cursor
						.getColumnIndex(MediaStore.Images.Media.DATA));
				cursor.close();

				Intent intent = new Intent(this, CutPictureAty.class);
				intent.putExtra("path", path);
				startActivityForResult(intent, FLAG_MODIFY_FINISH);
			} else {
				Intent intent = new Intent(this, CutPictureAty.class);
				intent.putExtra("path", uri.getPath());
				startActivityForResult(intent, FLAG_MODIFY_FINISH);
			}
		}
	} else if (requestCode == FLAG_MODIFY_FINISH && resultCode == RESULT_OK) {
		if (data != null) {
			final String path = data.getStringExtra("path");
			Bitmap b = BitmapFactory.decodeFile(path);
			img_pic.setImageBitmap(b);
		}
	}
	switch (requestCode) {
	case CAMERA_WITH_DATA:
		// 照相机程序返回的,再次调用图片剪辑程序去修剪图片
		startCropImageActivity(Environment.getExternalStorageDirectory()
				+ "/" + TMP_PATH);
		break;
	}
}

// 裁剪图片的Activity
private void startCropImageActivity(String path) {
	Intent intent = new Intent(this, CutPictureAty.class);
	intent.putExtra("path", path);
	startActivityForResult(intent, FLAG_MODIFY_FINISH);
}

private void startAlbum() {
	Intent intent = new Intent();
	intent.setAction(Intent.ACTION_PICK);
	intent.setType("image/*");
	startActivityForResult(intent, FLAG_CHOOSE_IMG);
}

private void startCamera() {
	Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
	intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(new File(
			Environment.getExternalStorageDirectory(), TMP_PATH)));
	startActivityForResult(intent, CAMERA_WITH_DATA);
}

/**
 * 通过uri获取文件路径
 * 
 * @param mUri
 * @return
 */
public String getFilePath(Uri mUri) {
	try {
		if (mUri.getScheme().equals("file")) {
			return mUri.getPath();
		} else {
			return getFilePathByUri(mUri);
		}
	} catch (FileNotFoundException ex) {
		return null;
	}
}

// 获取文件路径通过url
private String getFilePathByUri(Uri mUri) throws FileNotFoundException {
	Cursor cursor = getContentResolver()
			.query(mUri, null, null, null, null);
	cursor.moveToFirst();
	return cursor.getString(1);
}

@Override
public void onClick(View v) {
	switch (v.getId()) {
	case R.id.img_pic:
		showSelectPictureMenu();
		break;

	default:
		break;
	}
}

}