video object extraction 视频目标提取
Video image extraction 视频帧提取
Semantic Video Object Extraction 视频语义对象抽取
video text extraction 视频文本提取
video frame extraction 视频帧提取
video summary extraction 摘要信息抽取
video feature extraction 视频特征提取
Video Test Information Extraction 视频中的文字信息提取
Text Extraction in Video 视频文本的提取
Now that we have a frame-by-frame extraction of our source video files, we can create tiled background images in sequence for each frame of the final product.
既然我们已逐帧提取出了源视频文件，对于最终产品的每一帧，我们可以按次序创建贴片的背景图像。
To create our Mosaic video, we need a frame-by-frame extraction of all the source videos.
要创建马赛克视频，首先需要一帧一帧提取所有源视频。
ProPublica collaborated with journalism students to produce a music video called "the Fracking Song", part of an investigation into the impact of sale-gas extraction.
ProPublica与新闻系学生合作了一部音乐剧“追踪溯源歌”，用作一个有关页岩天然气提取所造成的影响的调查片段。
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