搜索资源列表
35647
- 4x4的不必采用dct/idct变换，H.264代码也好用。我在这也照着公式写了一个，也能用-4x4 without using the Copy / idct transform, or use H.264 code. I also wrote a shining on a formula also can be used
Loeffler_dct.rar
- JPEG dct快速算法，实现8X8到4X4，以及8X8到2X2等DCT变换，快速实现降采样。,JPEG dct fast algorithm 8X8 to 4X4, and 8X8 to 2X2, such as DCT transform, rapid down-sampling.
DCT4_org
- This will take the DCT of an image Coefficient matrix calculated first and after multiplied with image matrix 4X4.very efficient code.-This will take the DCT of an image Coefficient matrix calculated first and after multiplied with image matrix 4X4.
dctusingtransformcoding
- Transform coding used insted of DCT because it is more efficient due to no need to calculate cosine values more efficient then DCT in 4X4 matrix.-Transform coding used insted of DCT because it is more efficient due to no need to calculate cosine val
Transform
- bmp to Yuv, DCT transform and quantization 4x4 compression-bmp to Yuv, DCT transform and quantization 4x4 compression
dctusingtransformcoding
- Transform coding used insted of DCT because it is more efficient due to no need to calculate cosine values more efficient then DCT in 4X4 matrix.-Transform coding used insted of DCT because it is more efficient due to no need to calculate cosine val