Comparatives study of Various Techniques against Camcorder Piracy in Theater

For the long decay the cinema industries are suffering from camcorder piracy due to that every year cinema industries are losing billions of dollars. Most important cause of piracy is camcorder piracy, in which pirates record the movie during playback in theater. DCI (Digital cinema Initiative) given many rule and regulation to protect from piracy but still it is increasing, reason is there is no concrete technical solution exist. In this paper various techniques that can be opted in future for fighting against the piracy is taken. There are two types of solution exist for the overcoming the piracy problem one is through deterring the pirate and other is not to let it be captured through camera. Watermarking is one way to deter pirates and watermark can be embedded in frames or audio of videos. Modulations techniques can be used to generate flicker that cannot be detected by HVS but create noise in camcorder recorded videos.