Method and apparatus for outputting and displaying image data

Abstract

A method of outputting three-dimensional (3D) images, the method including: generating first-perspective image data and second-perspective image data to display the 3D image by converting a same two-dimensional (2D) image data; adding additional information indicating a relationship between the first-perspective image data and the second-perspective image data to the first-perspective image data and/or the second-perspective image data; and outputting the first-perspective image data and the second-perspective image data.

1 . A method of outputting three-dimensional (3D) image data, the method comprising:
 generating first-perspective image data and second-perspective image data to display a 3D image by converting a same two-dimensional (2D) image data;   generating additional information indicating a relationship between the first-perspective image data and the second-perspective image data; and   outputting the first-perspective image data, the second-perspective image data, and the additional information.   
     
     
         2 . The method as claimed in  claim 1 , wherein the additional information comprises pair information indicating that the first-perspective image data and the second-perspective image data are paired image data generated by converting the same 2D image data. 
     
     
         3 . The method as claimed in  claim 1 , wherein the first-perspective image data is left-perspective image data, and the second-perspective image data is right-perspective image data. 
     
     
         4 . The method as claimed in  claim 3 , wherein the additional information comprises perspective information indicating that the first-perspective image data is the left-perspective image data, and/or that the second-perspective image data is the right-perspective image data. 
     
     
         5 . The method as claimed in  claim 1 , wherein the generating of the additional information comprises:
 generating the additional information; and   adding the generated additional information to the first-perspective image data and/or the second perspective image data.   
     
     
         6 . The method as claimed in  claim 1 , wherein the generating of the additional information comprises generating the additional information as a bit string of the first-perspective image data and/or the second-perspective image data. 
     
     
         7 . A method of displaying image data, the method comprising:
 receiving first-perspective image data and second-perspective image data, which are generated by converting a same two-dimensional (2D) image data and are to display a three-dimensional (3D) image;   receiving additional information indicating a relationship between the first-perspective image data and the second-perspective image data; and   displaying the first-perspective image data and the second-perspective image data based on the additional information.   
     
     
         8 . The method as claimed in  claim 7 , wherein the additional information comprises pair information indicating that the first-perspective image data and the second-perspective image data are paired image data generated by converting the same 2D image data. 
     
     
         9 . The method as claimed in  claim 7 , wherein the first-perspective image data is left-perspective image data, and the second-perspective image data is right-perspective image data. 
     
     
         10 . The method as claimed in  claim 9 , wherein the additional information comprises perspective information indicating that the first-perspective image data is the left-perspective image data, and/or that the second-perspective image data is the right-perspective image data. 
     
     
         11 . The method as claimed in  claim 7 , further comprising:
 storing the received first-perspective image data and the received second-perspective image data.   
     
     
         12 . The method as claimed in  claim 11 , wherein the first-perspective image data is stored in a first buffer, of a plurality of buffers classified according to a predetermined standard, and the second-perspective image data is stored in a second buffer, of the plurality of buffers. 
     
     
         13 . The method as claimed in  claim 12 , wherein the plurality of buffers comprises:
 the first buffer corresponding to left-perspective image data of a first pair of received image data;   the second buffer corresponding to right-perspective image data of the first pair;   a third buffer corresponding to the left-perspective image data of a second pair of received image data; and   a fourth buffer corresponding to the right-perspective image data of the second pair.   
     
     
         14 . The method as claimed in  claim 7 , wherein the displaying of the first-perspective image data and the second-perspective image data comprises repeatedly displaying the first-perspective image data and the second-perspective image data for a predetermined number of times. 
     
     
         15 . The method as claimed in  claim 14 , further comprising:
 storing the received first-perspective image data in a first buffer, of a plurality of buffers classified according to a predetermined standard, and storing the received second-perspective image data in a second buffer, of the plurality of buffers; and   when the first-perspective image data and the second-perspective image data have been repeatedly displayed for the predetermined number of times, deleting the first-perspective image data and the second-perspective image data from the first and second buffers, respectively.   
     
     
         16 . The method as claimed in  claim 15 , wherein the first perspective image data is received every 1/N of a second, and the first perspective image data is displayed every 1/Y of a second, where N and Y are integers and N is less than Y 
     
     
         17 . The method as claimed in  claim 7 , wherein the receiving of the additional information comprises extracting the additional information from the first-perspective image data and/or the second-perspective image data. 
     
     
         18 . An image data outputting device comprising:
 a generating unit to generate first-perspective image data and second-perspective image data to display a three-dimensional (3D) image by converting a same two-dimensional (2D) image data;   an adding unit to add additional information indicating a relationship between the first-perspective image data and the second-perspective image data to the first-perspective image data and/or the second-perspective image data; and   an outputting unit to output the first-perspective image data and the second-perspective image data.   
     
     
         19 . The image data outputting unit as claimed in  claim 18 , wherein the additional information comprises pair information indicating that the first-perspective image data and the second-perspective image data are paired image data generated by converting the same 2D image data. 
     
     
         20 . The image data outputting unit as claimed in  claim 18 , wherein the first-perspective image data is left-perspective image data, and the second-perspective image data is right-perspective image data. 
     
     
         21 . The image data outputting unit as claimed in  claim 19 , wherein the additional information comprises perspective information indicating that the first-perspective image data is left-perspective image data and the second-perspective image data is right-perspective image data. 
     
     
         22 . An image data displaying device comprising:
 a receiving unit to receive first-perspective image data and second-perspective image data, which are generated by converting a same two-dimensional (2D) image data and are to display a three-dimensional (3D) image, and to receive additional information indicating a relationship between the first-perspective image data and the second-perspective image data; and   a displaying unit to display the first-perspective image data and the second-perspective image data based on the additional information.   
     
     
         23 . The image data displaying device as claimed in  claim 22 , wherein the additional information comprises pair information indicating that the first-perspective image data and the second-perspective image data are paired image data generated by converting the same 2D image data. 
     
     
         24 . The image data displaying device as claimed in  claim 22 , wherein the first-perspective image data left-perspective image data, and the second-perspective image data is right-perspective image data. 
     
     
         25 . The image data displaying device as claimed in  claim 24 , wherein the additional information comprises perspective information indicating that the first-perspective image data is the left-perspective image data, and the second-perspective image data is the right-perspective image data. 
     
     
         26 . The image data displaying device as claimed in  claim 22 , further comprising:
 a storage unit comprising a plurality of buffers classified according to a predetermined standard; and   a control unit to control the image data displaying device based on the additional information such that the first-perspective image data is stored in a first buffer, of the plurality of buffers, and the second-perspective image data is stored in a second buffer, of the plurality of buffers.   
     
     
         27 . The image data displaying device as claimed in  claim 26 , wherein the control unit controls the displaying unit to repeatedly display the first-perspective image data and the second-perspective image data for a predetermined number of times. 
     
     
         28 . The image data displaying device as claimed in  claim 27 , wherein the control unit further controls the image data displaying device such that the first-perspective image data and the second-perspective image data are deleted from the first and second buffers, respectively, in response to the displaying unit repeatedly displaying the first-perspective image data and the second-perspective image data for the predetermined number of times. 
     
     
         29 . The image data displaying device as claimed in  claim 26 , wherein the receiving unit receives perspective image data every 1/N of a second, and the displaying unit displays the received perspective image data every 1/Y of a second, where N and Y are integers and N is less than Y 
     
     
         30 . The image data displaying device as claimed in  claim 22 , wherein the receiving unit comprises an extracting unit to extract the additional information from the first-perspective image data and/or the second-perspective image data. 
     
     
         31 . A computer readable recording medium having recorded thereon a computer program for executing the method of  claim 1  by at least one computer. 
     
     
         32 . A computer readable recording medium having recorded thereon a computer program for executing the method of  claim 7  by at least one computer.