EP1597729A4 - Method and apparatus for managing animation data of an interactive disc - Google Patents
Method and apparatus for managing animation data of an interactive discInfo
- Publication number
- EP1597729A4 EP1597729A4 EP03751515A EP03751515A EP1597729A4 EP 1597729 A4 EP1597729 A4 EP 1597729A4 EP 03751515 A EP03751515 A EP 03751515A EP 03751515 A EP03751515 A EP 03751515A EP 1597729 A4 EP1597729 A4 EP 1597729A4
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- European Patent Office
- Prior art keywords
- data
- information
- mng
- control
- jng
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
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- G—PHYSICS
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- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
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- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42646—Internal components of the client ; Characteristics thereof for reading from or writing on a non-volatile solid state storage medium, e.g. DVD, CD-ROM
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- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42653—Internal components of the client ; Characteristics thereof for processing graphics
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- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
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- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
- H04N21/4325—Content retrieval operation from a local storage medium, e.g. hard-disk by playing back content from the storage medium
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- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
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- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4348—Demultiplexing of additional data and video streams
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- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
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- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
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- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/81—Monomedia components thereof
- H04N21/8146—Monomedia components thereof involving graphical data, e.g. 3D object, 2D graphics
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- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
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- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
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- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
- H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
- H04N9/8227—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being at least another television signal
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- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
- G11B2020/1062—Data buffering arrangements, e.g. recording or playback buffers
- G11B2020/10675—Data buffering arrangements, e.g. recording or playback buffers aspects of buffer control
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- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
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- G—PHYSICS
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- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2579—HD-DVDs [high definition DVDs]; AODs [advanced optical discs]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
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- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
Definitions
- the present invention relates generally to a method and apparatus for managing animation data of an interactive optical disc, and more particularly to a method and apparatus for managing animation data for use in enhanced navigation mediums, such as an interactive optical disc (for example, IDVD (Interactive Digital Versatile Disc or Enhanced Digital Versatile Disc - eDVD) ) in such a way that it can reproduce various animation data associated with audio/video (A/V) data.
- IDVD Interactive Digital Versatile Disc or Enhanced Digital Versatile Disc - eDVD
- High-density optical discs are capable of recording and storing digital data.
- the DVDs are high-capacity recording mediums capable of permanently recording and storing not only high-quality digital audio data, but also high-quality moving picture data.
- a DVD includes a data stream recording area for recording (1) digital data streams such as moving picture data and (2) navigation data recording area for recording navigation data needed for controlling playback of the moving picture data.
- a general DVD player first reads the navigation data recorded on the navigation data recording area if the DVD is seated in the player, stores the read navigation data in a memory provided in the player, and reproduces the moving picture data recorded on the data stream recording area using the navigation data.
- the DVD player reproduces the moving picture data recorded on the DVD, such that a user can see and hear a movie recorded on the DVD. Additional information associated with the playback of audio/video (A/N) data can be recorded on a DVD.
- A/N audio/video
- This information may include, document-type content file (e.g., an HTML (HyperText Markup Language) , a SMIL (Synchronized Multimedia Integration Language) , a CSS (Cascading Style Sheet) , a scripting language (i.e., ECMAScript) ) , a data-type content file (e.g., image data (e.g., JPEG or P ⁇ G) , audio data (e.g., AC-3, MPEG audio, DTS, or SDDS) , animation data (e.g., M ⁇ G) ) and text/font data.
- document-type content file e.g., an HTML (HyperText Markup Language) , a SMIL (Synchronized Multimedia Integration Language) , a CSS (Cascading Style Sheet) , a scripting language (i.e., ECMAScript)
- image data e.g., JPEG or P ⁇ G
- audio data e
- I- DVD interactive digital versatile disc
- a method for receiving/reading the above-identified various contents files from a content server while simultaneously reproducing the main A/V data recorded on DVDs are being implemented.
- An effective method for reproducing the main A/V data and its related contents such as various animation data upon receiving a user's request is needed.
- a method for reproducing animation data using an enhanced navigation player comprises receiving first graphic information comprising control data and animation data associated with audio/video (A/V) data read from a first source; extracting from the first graphic information, second and third graphic information; decoding the second and third graphic information into first and second image data, respectively; and reproducing at least one of the first and second image data in the form of animated images, based on the control data.
- the first control data is extracted from the first graphic information
- the second control data is extracted from the second graphic information
- third control data is extracted from the third graphic information.
- the first graphic information is a MNG (Multimedia Network Graphics) file
- the second graphic information is a PNG (Portable Network Graphics) file
- the third graphic information is a JNG (JPEG Network Graphics) file, for example.
- the first control data comprises MNG (Multimedia Network Graphics) control information.
- the second control data comprises PNG (Portable Network Graphics) control information.
- the third control data comprises JNG (JPEG Network Graphics) control information.
- the method for reproducing animation data further comprises extracting first control data from the first graphic information; extracting second control data from the second graphic information; and extracting third control data from the third graphic information, wherein the control data comprises first, second and third control information.
- the first control data comprises MNG (Multimedia Network Graphics) control information; the second control data comprises PNG (Portable Network Graphics) control information; and the third control data comprises JNG (JPEG Network Graphics) control information, for example.
- the first graphic information is a MNG (Multimedia Network Graphics) file; the second graphic information is a PNG (Portable Network
- a method for reproducing animation data using an enhanced navigation player comprises receiving first graphic information comprising control data and animation data associated with audio/video (A/V) data read from a first source; storing the first graphic information in a storage medium; extracting from the first graphic information, second and third graphic information; decoding the second and third graphic information into first and second image data, respectively; extracting first, second and third control data from the first, second and third graphic information, respectively; and reproducing at least one of the first and second image data in the form of animated images, based on the control data.
- A/V audio/video
- control data comprises first, second and third control data, wherein the first control data comprises MNG (Multimedia Network Graphics) control information, the second control data comprises PNG (Portable Network Graphics) control information, and the third control data comprises JNG (JPEG Network Graphics) control information.
- the first graphic information is a MNG (Multimedia Network Graphics) file; the second graphic information is a PNG (Portable Network Graphics) file; and the third graphic information is a JNG (JPEG Network Graphics) file.
- the first source is an enhanced navigation medium.
- the first source is a content server.
- the storage medium is a temporary storage medium.
- the first source can be an interactive digital versatile disc (I-DVD) .
- the first graphic information comprises MNG (Multimedia Network Graphics) , PNG (Portable Network Graphics) and JNG (JPEG Network Graphics) data chunks, for example.
- the MNG data chunk comprises MNG header information and MNG end information, and control information for reproducing animated images.
- the PNG data chunk comprises PNG header information, PNG end information, object image data, and control information for controlling playback of the object image data, for example .
- the JNG data chunk comprises JNG header information, JNG end information, JPEG image data, and control information for controlling playback of the JPEG image data.
- the JPEG image data comprises multidimensional density attributes for defining aspect/ratio conversions for image data displayed on a display device, based on the display device dimensions.
- an enhanced navigation player for reproducing animation data comprises a first decoder for receiving first graphic information comprising control data and animation data associated with audio/video (A/V) data read from a first source; a second decoder for extracting second graphic information in form of first decoded image data from the first graphic information; a parser for extracting third graphic information in form of second image data from the first graphic information; a third decoder for decoding the third graphic information into second decoded image data; and an image manager for receiving the first and second decoded image data and reproducing animated images, based on the control data.
- A/V audio/video
- the first decoder, the second decoder and the parser respectively extract first, second and third control information from respectively the first, second and third graphic information.
- the first control data comprises MNG (Multimedia Network Graphics) control information
- the second control data comprises PNG (Portable Network Graphics) control information
- the third control data comprises JNG (JPEG Network Graphics) control information.
- the first graphic information is a MNG (Multimedia Network Graphics) file
- the second graphic information is a PNG (Portable Network Graphics) file
- the third graphic information is a JNG (JPEG Network Graphics) file.
- the first source is an enhanced navigation medium, a content server, or an interactive digital versatile disc (I-DVD) .
- a storage medium for temporarily storing first graphic information received by the first decoder can be also provided.
- the first graphic information comprises MNG (Multimedia Network Graphics) , PNG (Portable Network Graphics) and JNG (JPEG Network Graphics) data chunks.
- the MNG data chunk comprises MNG header information and MNG end information, and control information for reproducing animated images .
- the PNG data chunk comprises PNG header information, PNG end information, object image data, and control information for controlling playback of the object image data.
- the JNG data chunk comprises JNG header information, JNG end information, JPEG image data, and control information for controlling playback of the JPEG image data.
- the JPEG image data comprises multidimensional density attributes for defining aspect/ratio conversions for image data displayed on a display device, based on the display device dimensions, for example.
- an enhanced navigation player for reproducing animation data comprises a MNG decoder for receiving MNG graphic information comprising control data and animation data associated with audio/video (A/V) data read from at least one of an enhanced navigation medium and a content server; a PNG decoder for extracting PNG graphic information in form of first decoded image data from the first graphic information; a JNG parser for extracting JNG graphic information in form of JPEG image data from the MNG graphic information; a JPEG decoder for decoding the JNG graphic information into second decoded image data; and a MNG layout manager for receiving the first and second decoded image data and reproducing animated images, based on the control data.
- MNG decoder for receiving MNG graphic information comprising control data and animation data associated with audio/video (A/V) data read from at least one of an enhanced navigation medium and a content server
- PNG decoder for extracting PNG graphic information in form of first decoded image data from the first graphic information
- a JNG parser for
- an enhanced navigation medium comprises audio/visual (A/V) data; navigation data for controlling reproduction of the A/V data by an enhanced navigation player; and structural configuration for packaging the A/V and control data, wherein the structural configuration comprises a data frame comprising an MNG (Multimedia Network Graphics) file having animation information.
- the MNG file comprises MNG chunk data; and at least one of PNG (Portable Network Graphics) chunk data and JNG (JPEG Network Graphics) chunk data .
- an enhanced navigation data structure for packaging animation data for reproduction by an enhanced navigation player comprises a audio/visual (A/V) data; navigation data for controlling reproduction of the A/V data by an enhanced navigation player.
- A/V audio/visual
- the A/V data and the navigation data can be packaged into MNG (Multimedia Network Graphics) chunk data; and at least one of PNG (Portable Network Graphics) chunk data and JNG (JPEG Network Graphics) chunk data.
- the MNG chunk data comprises a MNG header frame identifier; a MNG end frame identifier; and MNG control information.
- the PNG chunk data comprises a PNG header frame identifier; a PNG end frame identifier; and PNG control information.
- an enhanced navigation data structure wherein the JNG chunk data comprises a JNG header frame identifier; a JNG end frame identifier; and JNG control information.
- Fig. 1 is a block diagram illustrating an interactive disc player for managing animation data and its attribute information for use in an interactive optical disc, in accordance with one embodiment of the present invention
- Fig. 2 is a diagram illustrating a method for reproducing the A/V data recorded on I-DVDs to be associated with animation data, in accordance with one embodiment of the present invention
- Fig. 3 is an exemplary graphic file configuration of animation data, in accordance with one embodiment of the invention
- Fig. 4 is a block diagram of an animation decoder in an element decoder of Fig. 1, illustrating the interactive disc player, in accordance with one embodiment of the invention
- Figs. 5, 6 and 7 show exemplary data structures for a graphic file configuration, respectively;
- Figs . 8 and 9 show examples of another graphic file configuration, respectively; and Figs. 10, 11, and 12 show examples of yet another graphic file configuration, in accordance with one or more embodiments of the invention.
- an enhanced navigation player or an interactive disc player such as an ENAV or I-DVD player is provided.
- an I-DVD or enhanced navigation (ENAV) disc or disc player is described in association with an I-DVD or enhanced navigation (ENAV) disc or disc player. It should be understood that this association is by way of example. Thus, systems and methods provided herein, may be applicable to any type of recording medium or content player device.
- the ENAV engine 100 comprises a network manager 10 for downloading ENAV contents from a content server 300 connected to a network, a ENAV buffer 11 for preloading ENAV contents recorded on a content disc 400 (e.g., I- DVD) .
- a document processor 12 for receiving ENAV documents, and performing data processing operations relating to the ENAV documents can be also included.
- the ENAV engine 100 is connected to a DVD-Video playback engine 200.
- a content server 300 is connected to the network manager 10 and transmits a variety of contents data associated with A/V data recorded on the I-DVD 400, in the form of a plurality of data files.
- the ENAV content data can be transmitted on the basis of XHTML document file units and their related ENAV units composed of image, animation, audio or text/font data.
- the animation data can be transmitted as a MNG (Multimedia Network Graphics) file, for example, written in a data format.
- the MNG file of the animation data can further include a PNG (Portable Network Graphics) file or a JNG (JPEG Network Graphics) file, for example . Referring to Fig.
- MNG chunk data configuration and PNG and JNG chunk data configurations are provided.
- MNG header information (MHDR) is recorded on the head of the MNG file, for example.
- MNG end information (MEND) is recorded on the rear end of the MNG file.
- a PNG file and a JNG file of image data are further recorded in the MNG file.
- PNG header information (IHDR) is recorded on the head of the PNG file
- PNG end information (IEND) is recorded on the rear end of the PNG file.
- Object image data (IDAT) to be displayed in the form of an animation image
- control information pHYs, sRGB, etc.
- JNG header information JHDR
- JNG end information IEND
- JPEG image data JDAT
- control information pHYs, sRGB, etc.
- the MNG file for animation data is received from the contents server 300, and is temporarily stored in the ENAV buffer 11.
- the MNG file is read from a specified recording field of the I-DVD 400, and is temporarily stored in the ENAV buffer 11.
- the animation decoder contained in the element decoder 13 for reproducing data of the MNG file in the form of animation images can further comprise a MNG-LC decoder 130, a PNG decoder 131, a JNG chunk parser 132, a JPEG decoder 133, and a layout manager 134.
- the MNG file of animation data is read from the I-DVD 400 or the contents provider (CP) server 300, and is divided into the PNG file and the JNG file through the MNG-LC decoder 130. Control information contained in the MNG file is also divided into the PNG and JNG files, and is then outputted to the MNG layout manager 134, in accordance with one embodiment.
- the PNG decoder 131 decodes the PNG file. Control information contained in the PNG file and decoded object images are transmitted to the MNG layout manager 134.
- the JNG file is divided into control information and JPEG image data in the JNG chunk parser 132.
- the control information of the KNG file is transmitted to the MNG layout manager 134.
- the JPEG image data is decoded as JPEG images in the JPEG decoder 133, and is then transmitted to the MNG layout manager 134.
- the JNG chunk parser 132 and the JPEG decoder 133 can be integrated as one body, in some embodiments. Control information and file division actions in the MNG-LC decoder 130, the PNG decoder 131, and the JNG chunk parser 132 are classified according to chunk data types, for example.
- the MNG layout manager 134 refers to the MNG control information, the PNG control information, and the JNG control information, and reproduces the decoded object images and JPEG images in the form of animation images associated with the main A/V data reproduced by the DVD engine.
- the interactive optical disc player is able to reproduce the main A/V data read from the I-DVD 400, and at the same time is able to reproduce the MNG file of animation data read from either the content server 300 or the I-DVD 400 in the form of animation images associated with the main A/V data.
- MNG header information (MHDR) corresponding to critical control chunks contained in the MNG file of the animation data comprises ⁇ , Frame_width” information (e.g., 0 to 720) and “Frame_height” information (e.g., 0 to 480 (576) ) for restricting a frame size, and "Ticks_per_second” information (e.g., up to 24) for limiting a frame rate.
- the MNG header information (MHDR) may further comprise "Nominal_layer_count” information, “Nominal_frame_count” information, "Nominal_layer_count” information, and "Simplicity_profile” information, for example.
- the MNG end information (MEND) for indicating the end of the MNG file is recorded as a prescribed comment "Empty chunk".
- DEFI (Define an object) information corresponding to Image Defining Chunks of the MNG file may include "Object_id” information, "Do_not_show” information, "Concrete_flag” information, "X_location” information, “Y_location” information, "Left_cb” information, "Right _cb” information, "Top_cb” information, and
- Information other than the "Right _cb” information and "Bottom_cb” information is recorded as a prescribed value "Default 0", for example.
- "PLTE” (Global palette) information includes specified information "max (256x3) B” used for indicating a number of R/G/B colors, for example.
- "tRNS” (Global transparency) information includes information for indicating transparency of R/G/B colors, for example.
- the MNG file may further include IHDR/JHDR information, IDAT/JDAT information, and IEND information.
- "TERM” information comprises "Termination_action" information,
- the "Action_after_iteration” information is "0", it means the last display status of the animation frames, for example. If the "Action_after_iteration” information is "1”, it means that the animation frames automatically disappear after being completely displayed, for example. If the “Action_after_iteration” information is "2”, it means that the animation frames return to an initial frame status, for example.
- the "Delay” information indicates an idle time period from one playback time to the next playback time.
- the "Iteration_max” information indicates a maximum value with which the animation frames can be repeatedly read. In the case of an infinite playback mode, the "Iteration_max” information is recorded as ⁇ 0x7FFFFFF", for example. Referring to Fig.
- BACK Background information corresponding to the Image Displaying Chunks of the MNG file and comprises "Red_background” information, "Green_background” information, and "Blue_background” information.
- the "BACK” information is adapted to set up a background color of the animation frame.
- the "FRAM” (Frame definitions) information for example, comprises “Frame_mode” information and "Sub_frame_name” information that are defined in the MNG-LC Version 1.0.
- "IHDR" (Image header) information corresponding to critical PNG chunks contained in the PNG file of animation data comprises "Width” information (e.g., 0 to 720) and "Height” information (e.g., 0 to 480 (576) ) for restricting a width and height of a display screen of the I-DVD.
- "Bit Depth” information, "Color type” information, “Compression method” information, “Filter method” information, and “Interlacing method” information may be also included in one or more embodiments.
- "Bit depth” information if the length of data adapted to display indexes of a palette is, for example, equal to value "8", 2 8 data expressions is available such that 256 number of colors can be displayed.
- the "Color type” information for displaying colors of images is based on a PNG format.
- the "Compression method” information and the “Filter method” information are not set to any function.
- the "Interlacing method” information is recorded as a specified value "0x00" not supporting an interlacing function.
- the "PLTE” (Palette) information includes "max (256x3) B” information for respectively indicating a maximum 256 number of R/G/B colors.
- the "IDAT” (Image Data) information records real image data.
- the "IEND” information for indicating the end of PNG file is recorded as a prescribed comment "Empty chunk”.
- tRNS Transparency
- "max 256B” information for indicating transparencies of, for example, 256 R/G/B colors.
- "gAMA" (Gamma) information comprises a fixed value, for example, "45455 sRGB” adapted to support the use of sRGB. Unless the sRGB is used, it is possible for the "gAMA” information to include another value instead of "454455 sRGB", for example.
- the "cHRM" (Primary chromaticities) information may comprise "White point x" information, "White point y” information, "Red point x” information, “Red point y” information, "Green point x” information, “Green point y” information, “Blue point x” information, and “Blue point y” information.
- the "cHRM” information may further comprise "sRGB” (Standard RGB color space) information and "pHYs" (Physical pixel dimensions) information.
- "Pixels per unit x” information recorded on the "pHYs” information indicates a display aspect ratio of, for example, 4:3 or 16:9.
- "Pixels per unit y” indicates a value indicating a NTSC or PAL, for example.
- "JHDR" (JNG header) information corresponding to critical JNG chunks contained in the JNG file of animation data comprises "Width” information (0 to 720) and "Height” information (e.g., 0 to 480 (576)) for restricting a width and height of a display screen, and also "Bit Depth” information, "Color type” information, "Image_sample_depth” information, “Image_compression method” information, and "Image_interlace_method” information .
- the "Image_sample_depth” information comprises a specified value, for example, "0x08” for limiting a bit size of image sample data of a JPEG file to, for example, 8 bits.
- the "Image_compression method” information is used for a JPEG compression of, for example, ISO 10918-1 Hoffman codes limited in I-DVDs.
- the "Image_interlace_method” information includes a specified value "0x00" for supporting a sequential compression.
- the “JHDR” information may further comprise "Alpha_sample_depth” information, "Alpha_compression_method” information, "Alpha_filter_method” information, and the "Alpha_interlace_method” information, for example.
- the reference character “Alpha” is a transparency indicator, and the
- Alpha_sample_depth information is one alpha value, for example. Provided that the "Alpha__sample_depth” information is, for example, 4, 2 4 alpha values can be created.
- the "Alpha_interlace_method” information is recorded as a value "0x00", for example, not supporting an interlacing function.
- the "JDAT” (Image Data) information records real image data.
- the "IEND” information for indicating the end of JNG file is recorded as a prescribed comment "Empty chunk", for example.
- "gAMA" (Gamma) information corresponding to ancillary JNG chunks of the JNG file includes a fixed value of, for example, "45455 sRGB” adapted to support the use of sRGB.
- the "cHRM" (Primary chromaticities) information comprises “White point x” information, "White point y” information, “Red point x” information, “Red point y” information, "Green point x” information, “Green point y” information, "Blue point x” information, and "Blue point y” information, for example.
- the "cHRM” information further includes "sRGB” (Standard RGB color space) information and "pHYs" (Physical pixel dimensions) information.
- “Pixels per unit x” information recorded on the "pHYs” information indicates a display aspect ratio of 4:3 or 16:9, for example.
- "Pixels per unit y” indicates a value indicating a NTSC or PAL, in certain embodiments.
- a system classifies a MNG file of animation data contained in the content data received from the I- DVD or the content server into a PNG file and a JNG file.
- the system then decodes the image data contained in respective files, and reproduces the image data in the form of various animation images by referring to control information contained in the above files, such that the interactive optical disc player can effectively reproduce the animation data to be associated with the main A/V data, in accordance with one or more embodiments .
- the order in which the steps of the present method are performed is purely illustrative in nature. In fact, the steps can be performed in any order or in parallel, unless indicated otherwise by the present disclosure.
- the method of the present invention may be performed in either hardware, software, or any combination thereof, as those terms are currently known in the art .
- the present method may be carried out by software, firmware, or macrocode operating on a computer or computers of any type.
- software embodying the present invention may comprise computer instructions in any medium (e.g., ROM, RAM, magnetic media, punched tape or card, compact disk (CD), DVD, etc.).
- Such software may also be in the form of a computer signal embodied in a carrier wave, or accessible through Web pages provided on computers connected to the Internet. Accordingly, the present invention is not limited to any particular platform, unless specifically stated otherwise in the present disclosure.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07117504A EP1876599A3 (en) | 2003-01-29 | 2003-10-11 | Method and apparatus for managing animation data of an interactive DVD. |
EP07117496A EP1876598A3 (en) | 2003-01-29 | 2003-10-11 | Method and apparatus for managing animation data of an interactive DVD. |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US44329203P | 2003-01-29 | 2003-01-29 | |
US443292P | 2003-01-29 | ||
KR2003014457 | 2003-03-07 | ||
KR1020030014457A KR100573685B1 (en) | 2003-03-07 | 2003-03-07 | Method and apparatus for reproducing animation data for interactive optical disc |
PCT/KR2003/002099 WO2004068490A1 (en) | 2003-01-29 | 2003-10-11 | Method and apparatus for managing animation data of an interactive disc |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
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EP07117504A Division EP1876599A3 (en) | 2003-01-29 | 2003-10-11 | Method and apparatus for managing animation data of an interactive DVD. |
EP07117496A Division EP1876598A3 (en) | 2003-01-29 | 2003-10-11 | Method and apparatus for managing animation data of an interactive DVD. |
Publications (2)
Publication Number | Publication Date |
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EP1597729A1 EP1597729A1 (en) | 2005-11-23 |
EP1597729A4 true EP1597729A4 (en) | 2007-10-31 |
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Application Number | Title | Priority Date | Filing Date |
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EP03751515A Withdrawn EP1597729A4 (en) | 2003-01-29 | 2003-10-11 | Method and apparatus for managing animation data of an interactive disc |
Country Status (7)
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EP (1) | EP1597729A4 (en) |
JP (3) | JP2006514507A (en) |
AU (1) | AU2003269520A1 (en) |
BR (1) | BR0318070A (en) |
RU (3) | RU2005124157A (en) |
TW (3) | TWI309818B (en) |
WO (1) | WO2004068490A1 (en) |
Families Citing this family (3)
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RU2005125410A (en) | 2003-02-10 | 2006-06-27 | Эл Джи Электроникс Инк. (Kr) | METHOD FOR MANAGING PORTION OF ANIMATION DATA AND ITS ATTRIBUTIVE INFORMATION FOR USE IN AN INTERACTIVE DISK |
EP1876588A3 (en) * | 2003-02-10 | 2008-08-20 | LG Electronics Inc. | Method for managing animation chunk data and its attribute information for use in an interactive disc |
KR100574823B1 (en) | 2003-03-07 | 2006-04-28 | 엘지전자 주식회사 | Method for managing animation chunk data and attribute information for interactive optical disc |
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JP4545982B2 (en) * | 2000-04-21 | 2010-09-15 | パナソニック株式会社 | DATA BROADCAST PROGRAM SYNTHESIS DEVICE, PROGRAM, AND COMPUTER-READABLE RECORDING MEDIUM |
CA2465104A1 (en) * | 2001-10-23 | 2003-05-01 | Samsung Electronics Co., Ltd. | Information storage medium including markup document and av data, recording method, reproducing method, and reproducing apparatus therefor |
KR100514733B1 (en) * | 2002-05-24 | 2005-09-14 | 삼성전자주식회사 | Information storage medium, reproducing method, and reproducing apparatus for supporting interactive mode |
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2003
- 2003-10-11 AU AU2003269520A patent/AU2003269520A1/en not_active Abandoned
- 2003-10-11 WO PCT/KR2003/002099 patent/WO2004068490A1/en active Application Filing
- 2003-10-11 BR BR0318070-0A patent/BR0318070A/en not_active IP Right Cessation
- 2003-10-11 EP EP03751515A patent/EP1597729A4/en not_active Withdrawn
- 2003-10-11 JP JP2005515527A patent/JP2006514507A/en active Pending
- 2003-10-11 RU RU2005124157/28A patent/RU2005124157A/en not_active Application Discontinuation
- 2003-12-10 TW TW92134927A patent/TWI309818B/en not_active IP Right Cessation
- 2003-12-10 TW TW96131119A patent/TW200818160A/en unknown
- 2003-12-10 TW TW96131117A patent/TWI311744B/en active
-
2007
- 2007-09-04 JP JP2007228935A patent/JP2008029028A/en active Pending
- 2007-09-04 JP JP2007228923A patent/JP2008035535A/en active Pending
-
2008
- 2008-01-14 RU RU2008100243/09A patent/RU2008100243A/en not_active Application Discontinuation
- 2008-01-17 RU RU2008100853/28A patent/RU2008100853A/en not_active Application Discontinuation
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Also Published As
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TWI311744B (en) | 2009-07-01 |
TWI309818B (en) | 2009-05-11 |
TW200818160A (en) | 2008-04-16 |
TW200822072A (en) | 2008-05-16 |
RU2008100853A (en) | 2009-07-27 |
RU2008100243A (en) | 2009-07-20 |
JP2008035535A (en) | 2008-02-14 |
TW200416713A (en) | 2004-09-01 |
BR0318070A (en) | 2006-01-17 |
JP2008029028A (en) | 2008-02-07 |
RU2005124157A (en) | 2006-06-10 |
JP2006514507A (en) | 2006-04-27 |
WO2004068490A1 (en) | 2004-08-12 |
AU2003269520A1 (en) | 2004-08-23 |
EP1597729A1 (en) | 2005-11-23 |
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