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Visual C++ (VC++)]
lena.rar
Dct rapid transformation, the realization of information hiding are a case in point. Hidden from the picture, to the hidden picture to read out, a complete realization of
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Matlab]
watermar.zip
Achieved using matlab, information hiding- dct transform algorithm. Read out from the hidden to the full realization.
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Matlab]
pic393.zip
... signal of one-dimensional, two-dimensional image signal) to frequency domain transformation, commonly used in general transform DWT, DCT, DFT, WP and fractal. Then, adding the watermark information signal to the frequency domain inverse transform (IDWT, ...
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Visual C++ (VC++)]
DCT_WaterMark.rar
The realization of the use of C in the DCT domain watermark embedding and extraction of the watermark. Operating requirements of the matrix is relatively high
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C/C++]
Discrete_Cosine_and_Sine_Transforms.rar
This book, which is written very carefully, is a new monograph of Discrete Cosine Transform (DCT).The fifth chapter about the Integer Discrete Cosine/Sine Transforms is especially wonderful.
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MathCAD]
DCT_Change.rar
Images can be achieved in advance of the DCT transform to modify the file path
Category:
Wavelet Upload User：
jixiyi Size：
1K
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Matlab]
Semi_FragileAuthenticationWatermark.rar
Around the DCT-based compression is not variable, the preparation of the anti-JPEG compression algorithm for digital image authentication watermark with good resistance to compression, shear, distort the watermark, such as performance simulation program
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