Abstract
Many types of data need be stored in Ubi-media. In this paper, a new method for video and audio synchronized coding is presented. The algorithm is based on variable-sized matrix segmentation and variable-sized three-dimensional matrix wide discrete cosine transforms (3DM-WDCT). It divides the original color image into variable-sized sub three-dimensional matrices according to the audio data. With Maximum Likelihood Match theory presented and proofed in this paper, decide whether the block is divided into 8*8 or not, then the audio is embedded into video, the synchronization is easy achieved. The audio message can be extracted directly from the encoded stream without the need of the original host video or the reconstruction video. The segmentation information is the audio data. Experimental results show that, the proposed scheme can achieve synchronization between video and audio exactly, it has better effect both in compression and synchronization.
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© 2012 Springer-Verlag GmbH Berlin Heidelberg
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Sang, A., Gabbouj, M., Chen, H. (2012). Video and Audio Synchronization Coding Based on Three Dimensional Matrix in Ubiquitous Computing. In: Qian, Z., Cao, L., Su, W., Wang, T., Yang, H. (eds) Recent Advances in Computer Science and Information Engineering. Lecture Notes in Electrical Engineering, vol 128. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-25792-6_14
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DOI: https://doi.org/10.1007/978-3-642-25792-6_14
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Publisher Name: Springer, Berlin, Heidelberg
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Online ISBN: 978-3-642-25792-6
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