Patent Document ID: 20110181588
Application ID: 13119773
Patent Status: 0

Claim One:
1. A method of providing three dimensional image data for use in rendering image elements of at least one view of the three dimensional image data, the method comprising: providing ( 101 ) a first image; providing ( 103 ) a mixed image being a combination of the first image and a second image, the second image being a foreground image relative to the first image and the combination being in response to transparency data for the second image; providing ( 105 ) a transparency map related to the mixed image, the transparency map comprising transparency values for pixels of the mixed image; providing ( 107 ) a first depth indication map for the mixed image, the first depth indication map comprising depth indication values for pixels of the mixed image; and providing ( 111 ) the three dimensional image data comprising the first image, the mixed image, the transparency map and the first depth indication map.