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 the low-frequency changes, then do IDCT, then each frame component YUV format player.

视频水印自适应\readtest.m
..............\DCchange.m
..............\yuv420torgb.m
..............\rgbtoyuv420.m
视频水印自适应

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