It utilizes 3d virtual scene made by computers as background and combines it with the foreground images of actors in studio in real time.

这项技术把计算机制作的虚拟三维场景作为背景，并与电视摄像机拍摄的演员图象复合起来作图象输出。

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This includes the background images for each frame of the video and the foreground image of the text ELENA.

这包括用于视频每个帧的背景图像和文本elena的前景图像。

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In the foreground, sits the car-sized lander that sent back images for more than 90 minutes before running out of battery power.

前景是小汽车一般大的着陆器，在电池用完之前它发回了超过90分钟的图片。

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Magisto will soon offer even more sophisticated effects like morphing between faces and creating a 3D effect by manipulating the background and foreground of integrated images.

ENGADGET: Magisto adds still photos to its AI video editing witchery (video)

They can also create an artificial focus that is absent from the original images, or render a foreground figure in crisp focus against a blurred backdrop.

ECONOMIST: Monitor