有了这个框架和这个简单示例，就可以读取视频的帧，在像素级处理它，并在视频上以sdl Surface的形式进行绘制。

You now have a framework and a simple example that allows you to read in a frame of video, process it on the pixel level, and draw over the video as an SDL Surface.

youdao

有了这个框架和这个简单示例，就可以读取视频的帧，在像素级处理它，并在视频上以sdl Surface的形式进行绘制。

You now have a framework and a simple example that allows you to read in a frame of video, process it on the pixel level, and draw over the video as an SDL Surface.

youdao