Android Zxing二维码扫描图片拉伸问题的解决方法

void initFromCameraParameters(Camera camera) { Camera.Parameters parameters = camera.getParameters(); previewFormat = parameters.getPreviewFormat(); previewFormatString = parameters.get("preview-format"); Log.d(TAG, "Default preview format: " + previewFormat + '/' + previewFormatString); WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE); Display display = manager.getDefaultDisplay(); screenResolution = new Point(display.getWidth(), display.getHeight()); Log.d(TAG, "Screen resolution: " + screenResolution); //added Point screenResolutionForCamera = new Point(); screenResolutionForCamera.x = screenResolution.x; screenResolutionForCamera.y = screenResolution.y; // preview size is always something like 480*320, other 320*480 if (screenResolution.x < screenResolution.y) {  screenResolutionForCamera.x = screenResolution.y;  screenResolutionForCamera.y = screenResolution.x; } cameraResolution = getCameraResolution(parameters, screenResolutionForCamera);// cameraResolution = getCameraResolution(parameters, screenResolution); Log.d(TAG, "Camera resolution: " + screenResolution); }