The Application Of Digital Watermarking In The Android Mobile Terminal

With the development of Internet and wireless communication,the mobile phone basically reached the universal state in people's lives. Especially recent years, following the facebook and other SNS, people could deliver their photograph in the network. This takes new demands for the copyright protection. At the same time, the digital watermarking was a hot issue. By embedding the digital watermarking to the multimedia, the value will not be influenced, also will not be watched and noticed by people. When the copyright infringement occurred, the legal right will be protected by checking the digital watermarking.Now the Android is a very popular operating system for smartphones. It is free software. The issue researched the JPEG digital watermarking in the Android system, the main work including:1. Describes the digital watermark framework, include digital watermark arithmetic and attack technology.2. The JPEG coding method and Android system, the framework of JPEG and Android, the position of JPEG in the Android system were introduced.3. Combining the Android system, analyze the DCT digital watermarking and spatial domain watermarking.