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JMM2
2008
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13 years 11 months ago
Adaptive AC-Coefficient Prediction for Image Compression and Blind Watermarking
In this work, an adaptive image compression algorithm is proposed based on the prediction of AC coefficients in Discrete Cosine Transform (DCT) block during reconstruction of image...
Kilari Veera Swamy, S. Srinivas Kumar
EUROPAR
2005
Springer
14 years 5 months ago
DCT Block Conversion for H.264/AVC Video Transcoding
In H.264/AVC [1], integer transforms are applied instead of the 8×8 discrete cosine transform (DCT) of previous standards to avoid inverse transform mismatch problems. However, th...
Joo-Kyong Lee, Ki-Dong Chung