Abstract
In this paper, we proposed data hiding method for halftone compressed images based on Ordered dither BTC(block truncation coding) [7]. BTC[9] is a simple and efficient image compression technique. However, it yields images of unacceptable quality and significant blocking effects are seen when the block size used increases. Guo[2] improved the image quality of ODBTC using new algorithm. A halftone image is very sensitive for data hiding, because it is a bitmap image. For this reason, there are a few research related data hiding in a halftone image. Therefore, EMD [6] technique can also be used to embed digital data into the compressed image including BTC. Until now, EMD was never used to halftone image for data hiding. In this paper, we solved this problem and experimental results have indicated that the resulting image quality is better than that of Guo[2]. As a result, we show the new method of data hiding in a halftone image.
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Kim, C. (2010). Data Hiding Based on Compressed Dithering Images. In: Nguyen, N.T., Katarzyniak, R., Chen, SM. (eds) Advances in Intelligent Information and Database Systems. Studies in Computational Intelligence, vol 283. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-12090-9_8
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DOI: https://doi.org/10.1007/978-3-642-12090-9_8
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