媒体转换, 包含avi=>raw, rgb -> yuv,aiv dump等-media conversion, including avi =

视频测试序列，YUV 的CIF视频序列，其中有200帧，用于视频程序测试-Video test sequence, YUV video sequences of CIF, including 200 for the video program testing

一个基于DCT系数的视频水印嵌入程序，读取yuv文件，提取其中的若干帧，然后对每帧做DCT变换，在中低频修改系数值，然后做IDCT，再把每帧图像组成YUV格式播放。-DCT coefficients of a video-based watermark embedding program, read the yuv file, extract the number of frames, and then do each frame DCT transform coefficients in th