在android中裁剪图像

private static final int REQUEST_CODE_PICK_IMAGE = 1;
private static final int REQUEST_CODE_CROP_IMAGE = 2;

// 启动图像选择器
private void pickImage() {
    Intent intent = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
    startActivityForResult(intent, REQUEST_CODE_PICK_IMAGE);
}

// 处理图像选择器返回结果
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);
    if (requestCode == REQUEST_CODE_PICK_IMAGE && resultCode == RESULT_OK) {
        Uri imageUri = data.getData();
        cropImage(imageUri);
    } else if (requestCode == REQUEST_CODE_CROP_IMAGE && resultCode == RESULT_OK) {
        Bundle extras = data.getExtras();
        Bitmap croppedImage = extras.getParcelable("data");
        // 处理裁剪后的图像
    }
}

// 启动图像裁剪应用
private void cropImage(Uri imageUri) {
    Intent intent = new Intent("com.android.camera.action.CROP");
    intent.setDataAndType(imageUri, "image/*");
    intent.putExtra("crop", "true");
    intent.putExtra("aspectX", 1);
    intent.putExtra("aspectY", 1);
    intent.putExtra("outputX", 200);
    intent.putExtra("outputY", 200);
    intent.putExtra("return-data", true);
    startActivityForResult(intent, REQUEST_CODE_CROP_IMAGE);
}