CameraConfigurationManager.java 文件源码

public void initFromCameraParameters(Camera camera) {
    Camera.Parameters parameters = camera.getParameters();
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = manager.getDefaultDisplay();
    Point theScreenResolution = new Point();
    theScreenResolution = getDisplaySize(display);

    screenResolution = theScreenResolution;
    Log.i(TAG, "Screen resolution: " + screenResolution);

    /** 因为换成了竖屏显示，所以不替换屏幕宽高得出的预览图是变形的 */
    Point screenResolutionForCamera = new Point();
    screenResolutionForCamera.x = screenResolution.x;
    screenResolutionForCamera.y = screenResolution.y;

    if (screenResolution.x < screenResolution.y) {
        screenResolutionForCamera.x = screenResolution.y;
        screenResolutionForCamera.y = screenResolution.x;
    }

    cameraResolution = findBestPreviewSizeValue(parameters, screenResolutionForCamera);
    Log.i(TAG, "Camera resolution x: " + cameraResolution.x);
    Log.i(TAG, "Camera resolution y: " + cameraResolution.y);
}