Information storage medium including markup document and av data, recording and reproducing method, and reproducing apparatus therefore

Abstract

An information storage medium including a markup document and AV data for use in a reproducing apparatus includes AV data including audio data and video data, a markup document, and scene synthesis information which describes one of at least two display modes for displaying a markup document scene obtained from the markup document and an AV scene obtained from the AV data together.

1 . A method of recording AV data on an information storage medium, the method comprising:
 recording the AV data including audio data and video data to be displayed as an AV scene;   recording a markup document to be displayed as a markup document scene together with the AV scene; and   recording scene synthesis information which describes and differentiates between display modes which display the markup document scene and the AV scene together as an interactive scene.   
   
   
       2 . The method of  claim 1 , wherein the recording the scene synthesis information comprises recording a style sheet file associated with the markup document. 
   
   
       3 . The method of  claim 1 , wherein the recording the scene synthesis information comprises recording a cascading style sheet (CSS) file which is one of linked to and embedded in the markup document. 
   
   
       4 . The method of  claim 3 , wherein:
 the recording the AV data comprises recording the AV data in a video directory,   the recording the markup document comprises recording the markup document in an interactive directory, and   the recording the scene synthesis information comprises recording the scene synthesis information in the interactive directory.   
   
   
       5 . The method of  claim 3 , wherein the screen synthesis information includes at least one of:
 screen display type information which designates an aspect ratio of a combined scene in which the AV scene is combined with the markup document scene,   display mode designation information which designates a display mode of the AV scene,   background color designation information which designates a background color of the combined scene,   trimming area designation information of a trimming area of the combined scene in which the AV scene is combined with the markup document scene,   window designation information which designates a window in which the combined scene is to be displayed on a screen of a display, and   AV trimming area designation information which designates an area in which to one of increase and reduce a desired portion of the AV scene.   
   
   
       6 . The method of  claim 5 , wherein the display mode designation information indicates at least one of:
 an embedded mode in which the AV scene is embedded in at least part of the markup document scene,   a picture in picture (PIP) mode in which the AV scene overlaps the markup document scene, and   a background mode in which the markup document scene overlaps the AV scene.   
   
   
       7 . The method of  claim 5 , wherein the recording the markup document comprises recording data designating a first area of the AV scene in which contents which are to be displayed in a maximum area shown regardless of an aspect ratio of the display, and other areas in which other contents are to displayed according to the aspect ratio of the display. 
   
   
       8 . The method of  claim 7 , wherein, when the markup document has a first aspect ratio and a first resolution is to be displayed on the display having a second aspect ratio and a second resolution lower than the first resolution, the first area is selected using the trimming area designation information of the synthesized scene, and the selected first area is mapped to a designated area on the screen of the display using the window designation information of the synthesized scene. 
   
   
       9 . The method of  claim 5 , wherein the scene synthesis information further includes window designation information of the AV scene which designates a window in which the AV scene is to be displayed on the screen of the display. 
   
   
       10 . The method of  claim 3 , wherein the recording the scene synthesis information comprises recording an object having property variables to control the CSS and a program used to control the CSS on the basis of the object. 
   
   
       11 . The method of  claim 10 , wherein the property variables include at least one of:
 a screen display mode which designates an aspect ratio of a combined scene in which the AV scene is combined with the markup document scene,   a property which designates a display mode of the AV scene,   a property which designates a background color of the combined scene,   a property which designates a trimming area of the combined scene in which the AV scene is combined with the markup document scene,   a property which designates a window in which the combined scene is to be displayed on the screen of the display, and   a property which designates a trimming area in which to one of increase and reduce a desired portion of the AV scene.   
   
   
       12 . The method of  claim 11 , wherein program is responsive to a received screen mode conversion command such that, when the screen mode conversion command is received, the program uses an object source to control the property which designates the trimming area of the combined scene, the property which designates the window area of the combined scene, and the property which designates the trimming area of the AV scene according to the screen display mode so as to change the aspect ratio of the combined scene. 
   
   
       13 . The method of  claim 10 , wherein the property variables include at least one of:
 a screen display mode which designates an aspect ratio of a combined scene in which the AV scene is combined with the markup document scene,   a property which designates a display mode of the AV scene,   a property which designates a background color of the scene,   a property which designates a trimming area of the markup document scene,   a property which designates a window in which the markup document scene is displayed on the screen of the display,   a property which designates a trimming area in which to one of increase and reduce a desired portion of the AV scene, and   a property which designates a window in which the AV scene is displayed on the screen of the display.   
   
   
       14 . The method of  claim 13 , wherein the program is responsive to a received screen mode conversion command such that, when the screen mode conversion command is received, the program uses an object source to control the property which designates the trimming area of the markup document scene, the property which designates the window area of the markup document scene, the property which designates the trimming area of the AV scene, and the property which designates the window of the AV scene area according to the screen display mode so as to change the aspect ratio of the combined scene. 
   
   
       15 . A method for reproducing AV data recorded on an information storage medium, the AV data including audio and video data, the method comprising:
 interpreting a markup document to be displayed as a markup document scene together with an AV scene to be displayed from the AV data;   interpreting scene synthesis information which describes and differentiates between display modes used to display the markup document scene and the AV scene together; and   displaying the AV scene and the markup document scene in a combined scene according to a selected one of the display modes according to the interpreted scene synthesis information.   
   
   
       16 . The method of  claim 15 , wherein the displaying the AV and markup document scenes includes embedding the AV scene in at least part of the markup document scene. 
   
   
       17 . The method of  claim 15 , wherein the displaying the AV and markup document scenes includes using a picture in picture (PIP) technique so as to overlap the displayed AV scene on the displayed markup document scene. 
   
   
       18 . The method of  claim 15 , wherein the displaying the AV and markup document scenes includes overlapping the AV scene and the markup document scene. 
   
   
       19 . The method of  claim 15 , wherein the interpreting the scene synthesis information includes interpreting a style sheet file linked to or embedded in the markup document. 
   
   
       20 . The method of  claim 19 , wherein the interpreting the scene synthesis information comprises:
 interpreting a link tag which information refers to a cascading style sheet (CSS) file and calling the CSS file; and   interpreting the called CSS file.   
   
   
       21 . The method of  claim 20 , wherein the interpreting the called CSS file comprises reading display mode designation information which designates a display mode of the AV scene, and trimming area designation information which designates an area to increase and reduce a desired portion of the AV scene. 
   
   
       22 . The method of  claim 21 , wherein the interpreting the called CSS file further comprises reading:
 screen display type information representing an aspect ratio of the combined scene in which the AV scene is to be combined with the markup document scene,   background color designation information which designates a background color of the scene,   trimming area designation information of a trimming area of the combined scene in which the AV scene is to be combined with the markup document scene, and   window designation information which designates a window in which the combined scene is to be displayed on a screen of a display.   
   
   
       23 . The method of  claim 20 , wherein the interpreting the called CSS file further includes reading:
 screen display type information indicating an aspect ratio of the combined scene in which the AV scene is combined with the markup document scene,   background color designation information which designates a background color of the combined scene,   markup document trimming area designation information which designates a trimming area of the markup document scene,   markup document window designation information which designates a window in which the markup document is to be displayed on a screen of a display,   AV trimming area designation information which designates an area in which to one of increase and reduce a desired portion of the AV scene, and   AV scene window designation information which designates a window in which the AV scene is displayed on the screen of the display.   
   
   
       24 . The method of  claim 21 , wherein the interpreting the scene synthesis information further includes:
 interpreting a program which uses an object having property variables to control the CSS, and   controlling the CSS using the program.   
   
   
       25 . The method of  claim 24 , wherein the interpreting the program further includes, according to a received input, using the program and the object to control one of the property variables which designates a display mode of the AV scene and another of the property variables which designates a trimming area of the AV scene so to one of increase and reduce a desired portion of the AV scene. 
   
   
       26 . The method of  claim 24 , wherein the interpreting the program further includes, in response to a received screen mode conversion command, using the program and the object to control one of the property variables which designates a trimming area of the combined scene, another of the property variables which designates a window area of the combined scene, and an additional one of the property variables which designates a trimming area of the AV scene according to the screen display mode so as to change the aspect ratio of the combined scene. 
   
   
       27 . The method of  claim 24 , wherein the interpreting the program further includes, in response to a received screen mode conversion command, using the program and the object to control one of the property variables which designates a trimming area of the markup document scene, another one of the property variables which designates a window area of the markup document scene, an additional one of the property variables which designates a trimming area of the AV scene, and a further one of the property variables which designates a window area of the AV scene according to the screen display mode so as to change the aspect ratio of the combined scene. 
   
   
       28 . A method of reproducing AV data, which includes audio data and video data having a predetermined aspect ratio and is recorded on an information storage medium, and a markup document having a predetermined aspect ratio, the method comprising:
 reading scene synthesis information corresponding to a scene mode set by one of a reproducing apparatus and a user;   interpreting the read scene synthesis information;   using the read scene synthesis information to display a combined scene including an AV scene, reproduced using the reproduced AV data, and a markup document scene, reproduced using the markup document; and   changing an output state of the markup document scene in response to a scene mode change.   
   
   
       29 . The method of  claim 28 , wherein:
 the interpreting the read scene synthesis information includes:
 selecting a default style sheet in the reproducing apparatus on the basis of a set scene mode, 
 interpreting first information defined in the selected default style sheet, and 
 determining whether a style sheet is linked to or embedded in the markup document, 
   the using the read scene synthesis information to display the combined scene comprises:
 if it is determined that there is no style sheet in the markup document, displaying the markup document using the first information in the default style sheet, and 
 if it is determined that there is the style sheet in the markup document, displaying the markup document using second information defined in the style sheet, and 
   the first and second information each include trimming area designation information which designates a trimming area of the AV scene and the markup document scene, window designation information which designates a window in which the combined scene is to be displayed on the screen of a display, and AV trimming area designation information which designates an area in which to one of increase and reduce a desired portion of the AV scene.   
   
   
       30 . The method of  claim 29 , wherein the using the read scene synthesis information to display the combined scene further comprises:
 determining whether the scene mode is to be changed according to a received command,   if the scene mode is to be changed, transmitting scene mode change control information to the markup document and executing a script therefrom, and   in response to the scene mode change, changing the output state of the markup document scene using screen display properties.   
   
   
       31 . The method of  claim 30 , wherein the changing the output state of the markup document scene includes:
 in an embedded mode of an interactive mode or a PIP mode, outputting the AV data at a first aspect ratio and a first resolution when the AV scene having the first aspect ratio is to be displayed on the display having a second aspect ratio and a second resolution lower than the first resolution, and   in a background mode of the interactive mode or video mode, outputting the AV data to create the AV scene in a pan-and-scan or letterbox shape.   
   
   
       32 . The method of  claim 29 , wherein:
 the interpreting the read scene synthesis information includes further comprises:
 selecting the default style sheet in the reproducing apparatus on the basis of a set scene mode; 
 reading third information defined in the selected default style sheet, and determining whether the style sheet is linked to or embedded in the markup document, 
   the using the read scene synthesis information to display the combined scene comprises
 if it is determined that there is no style sheet in the markup document, displaying the markup document using the third information in the default style sheet, and 
 if it is determined that there is the style sheet in the markup document, displaying the markup document using fourth information defined in the corresponding style sheet, and 
   the third and fourth information each includes markup document window designation information which designates a window in which the markup document scene is to be displayed on the screen of the display, markup document trimming area designation information which designates a trimming area of the markup document scene, and AV window area designation information which designates a window in which the AV scene is to be displayed on the screen of the display.   
   
   
       33 . The method of  claim 32 , wherein the using the read scene synthesis information to display the combined scene further comprises:
 determining whether the scene mode is to be changed according to a received command,   if the scene mode is to be changed, transmitting scene mode change control information to the markup document and executing a script therefrom, and   in response to the scene mode change, changing the output state of the markup document scene using screen display properties.   
   
   
       34 . The method of  claim 33 , wherein the changing the output state of the markup document scene includes, when the AV data having a first aspect ratio and a first resolution is to be displayed on the display having a second aspect ratio and a second resolution lower than the first resolution, outputting the AV data without conversion using the markup document trimming area designation information and the markup document window area designation information of the markup document scene and the AV trimming area designation information and the AV window area designation information of the AV scene.