The basic idea is that you connect a video source to an image sink (like the screen) and somewhere along the way steal a copy of the image to encode as a JPEG.

基本思想是将一个视频源连接到一个图像接收器(比如屏幕)和其他地方，然后获取图像的一个副本并编码成一个JPEG文件。

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To access my photos, I mount the drive and copy the image files onto my hard disk.

为了访问我的相片我先挂载驱动然后拷贝图片文件到我的硬盘中。

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Step 2: Select the first image, copy and paste it into a new file. Select the 2nd image, copy and paste it into the same file.

第二步：选择第一张图像，复制并粘贴到一个新的文件中去，在选择第二张图片，复制并粘帖到同一文件中去，你现在有两个图层。

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Of course, any person who has permission to decode your content could still make a copy of the image or text and spread it on the Internet regardless.

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Applying an electric charge to the liquid crystals causes the molecules they are made up of to realign themselves, altering the transparency of that layer. (The screens of portable computers work in a similar way.) The result is that a high-resolution negative copy of the moving image is formed in the liquid-crystal layer.

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If a Web visitor clicks on a link in the game to a Wyndham sweepstakes, the image and the copy are tailored to the player's personality profile.

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