CA2576686A1 - Method and apparatus for encoding and decoding an icosahedron panorama image - Google Patents
Method and apparatus for encoding and decoding an icosahedron panorama image Download PDFInfo
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- CA2576686A1 CA2576686A1 CA 2576686 CA2576686A CA2576686A1 CA 2576686 A1 CA2576686 A1 CA 2576686A1 CA 2576686 CA2576686 CA 2576686 CA 2576686 A CA2576686 A CA 2576686A CA 2576686 A1 CA2576686 A1 CA 2576686A1
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- 238000010276 construction Methods 0.000 claims 2
Classifications
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- G06T3/12—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20021—Dividing image into blocks, subimages or windows
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Studio Devices (AREA)
- Image Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
A method of and apparatus for efficient encoding and decoding by reconstructing an icosahedron panorama image are provided. The method includes: dividing patches forming a top part and a bottom part, respectively, in development figure of an icosahedron panorama image, from patches forming a middle part; reconstructing the divided patches on a 2-dimensional plane so that patches having a high correlation are placed adjacent to each other; and encoding the re¬ constructed patches.
Claims (31)
- [1] 1. A method of encoding a polyhedron panorama image formed with polygonal patches, the method comprising:
reconstructing patches on the boundary of the development figure of the polyhedron panorama image on a 2-diamonsional plane such that patches having a high spatial correlation are disposed adjacent to each other; and encoding the reconstructed patches. - [2] 2. The method of claim 1, wherein the reconstructing of the patches comprises:
dividing patches forming a top part and a bottom part, respectively, of the de-velopment figure of the polyhedron panorama image, from patches forming a middle part; and reconstructing the divided patches on a 2-dimensional plane such that patches having a high spatial correlation are disposed adjacent to each other. - [3] 3. The method of claim 2, wherein the polyhedron is an icosahedron formed with 20 equilateral triangular patches.
- [4] 4. The method of claim 3, wherein in reconstructing the divided patches, the 5 patches forming the top part are reconstructed on a 2-dimensional plane such that among 5 sides shared in the icosahedron in a 3-dimensional space, 4 sides are shared.
- [5] 5. The method of claim 4, further comprising:
in two patches each sharing only one side with another patch as the result of the reconstruction, copying part of each of the two patches and generating one equilateral triangle patch out of the copied parts such that the side that are shared in the icosahedron in the 3-dimensional space and are not shared in the recon-struction result are included; and inserting the generated patch between the patches reconstructed on the 2-dimensional plane such that 5 sides are shared in the same manner as in the icosahedron of the 3-dimensional space. - [6] 6. The method of claim 3, wherein in reconstructing the divided patches, the 5 patches forming the bottom part are reconstructed on a 2-dimensional plane such that among 5 sides shared in the icosahedron in a 3-dimensional space, 4 sides are shared.
- [7] 7. The method of claim 6, further comprising:
in two patches each sharing only one side with another patch as the result of the reconstruction, copying part of each of two patches and generating one equilateral triangle patch out of the copied parts such that the sides that are shared in the icosahedron in the 3-dimensional space and are not shared in the re-construction result are included; and inserting the generated patch between the patches reconstructed on the 2-dimensional plane such that 5 sides are shared in the same manner as in the icosahedron of the 3-dimensional space. - [8] 8. The method of claim 3, wherein in reconstructing the divided patches, in the development figure of the middle part, the right part of the patch in the rightmost end is copied and inserted such that the part shares one side with the patch in the leftmost end, and the left part of the patch in the leftmost end is copied and inserted such that the part shares one side with the patch in the rightmost end.
- [9] 9. An apparatus for encoding an icosahedron panorama image formed with polygonal patches, the apparatus comprising:
an image division unit for dividing patches forming a top part and a bottom part, respectively, of the development figure of the icosahedron panorama image, from patches forming a middle part;
an image reconstruction unit for reconstructing the patches divided by the image division unit on a 2-dimensional plane such that patches having a high spatial correlation are disposed adjacent to each other; and an image encoding unit for encoding the reconstructed patches. - [10] 10. The apparatus of claim 9, wherein the polyhedron is an icosahedron formed with 20 equilateral triangular patches.
- [11] 11. The apparatus of claim 9, wherein the image reconstruction unit reconstructs the 5 patches forming the top part on a 2-dimensional plane such that among 5 sides shared in the icosahedron in a 3-dimensional space, 4 sides are shared.
- [12] 12. The apparatus of claim 11, wherein in two patches each sharing only one side with another patch as the result of the reconstruction, the image reconstruction unit copies part of each of two patches, generates one equilateral triangle patch out of the copied parts such that the sides that are shared in the icosahedron in the 3-dimensional space and are not shared in the reconstruction result are included, and inserts the generated patch between the patches reconstructed on the 2-dimensional plane such that 5 sides are shared in the same manner as in the icosahedron of the 3-dimensional space.
- [13] 13. The apparatus of claim 10, wherein the image reconstruction unit re-constructs the 5 patches forming the bottom part on a 2-dimensional plane such that among 5 sides shared in the icosahedron in a 3-dimensional space, 4 sides are shared.
- [14] 14. The apparatus of claim 13, wherein in two patches each sharing only one side with another patch as the result of the reconstruction, the image reconstruction unit copies part of each of two patches, generates one equilateral triangle patch out of the copied parts such that the sides that are shared in the icosahedron in the 3-dimensional space and are not shared in the reconstruction result are included, and inserts the generated patch between the patches reconstructed on the 2-dimensional plane such that 5 boundary surfaces are shared in the same manner as in the icosahedron of the 3-dimensional space.
- [15] 15. The apparatus of claim 10, wherein in the development figure of the middle part, the image reconstruction unit copies and inserts the right part of the patch in the rightmost end such that the part shares one side with the patch in the leftmost end, and copies and inserts the left part of the patch in the leftmost end such that the part shares one side with the patch in the rightmost end.
- [16] 16. A method of decoding an icosahedron panorama image formed with polygonal patches, the method comprising:
receiving and decoding a stream obtained by encoding patches reconstructed such that patches having a high spatial correlation are disposed adjacent to each other;
restoring the patches generated as the result of the decoding, into a shape prior to the reconstruction; and combining the restored reconstructed patches to generate the development figure of the icosahedron. - [17] 17. The method of claim 16, wherein the polyhedron is an icosahedron formed with 20 equilateral triangular patches.
- [18] 18. The method of claim 17, wherein in the reconstruction, the 5 patches forming a top part of the icosahedron panorama image are reconstructed such that among sides shared in the icosahedron in a 3-dimensional space, 4 sides are shared.
- [19] 19. The method of claim 18, wherein the reconstruction comprises:
in two patches each sharing only one side with another patch as the result of the reconstruction, copying part of each of two patches and generating one equilateral triangle patch out of the copied parts such that the sides that are shared in the icosahedron in the 3-dimensional space and are not shared in the re-construction result are included; and inserting the generated patch between the patches reconstructed on the 2-dimensional plane such that 5 sides are shared in the same manner as in the top part of the icosahedron of the 3-dimensional space. - [20] 20. The method of claim 17, wherein in the reconstruction, the 5 patches forming a bottom part are reconstructed on a 2-dimensional plane such that among 5 sides shared in the icosahedron in a 3-dimensional space, 4 sides are shared.
- [21] 21. The method of claim 20, wherein the reconstruction comprises:
in two patches each sharing only one side with another patch as the result of the reconstruction, copying part of each of two patches and generating one equilateral triangle patch out of the copied parts such that the boundary surface that are shared in the icosahedron in the 3-dimensional space and are not shared in the reconstruction result are included; and inserting the generated patch between the patches reconstructed on the 2-dimensional plane such that 5 sides are shared in the same manner as in the bottom part of the icosahedron of the 3-dimensional space. - [22] 22. The method of claim 17, wherein in the reconstruction, in the development figure of a middle part of the icosahedron panorama image, a right part of the patch in a rightmost end is copied and inserted such that the part shares one side with the patch in a leftmost end, and a left part of the patch in the leftmost end is copied and inserted such that the part shares one side with the patch in the rightmost end.
- [23] 23. An apparatus for decoding an icosahedron panorama image formed with polygonal patches, the apparatus comprising:
an image decoding unit for receiving and decoding a stream obtained by encoding patches reconstructed such that patches having a high spatial correlation are disposed adjacent to each other;
an image restoration unit for restoring the patches generated as the result of the decoding, into a shape prior to the reconstruction; and an image combining unit for generating the development figure of the icosahedron, by combining the restored reconstructed patches. - [24] 24. The apparatus of claim 23, wherein the polyhedron is an icosahedron formed with 20 equilateral triangular patches.
- [25] 25. The apparatus of claim 24, wherein in the reconstruction, 5 patches forming a top part of the icosahedron panorama image are reconstructed on a 2-dimensional plane such that among 5 sides shared in the icosahedron in a 3-dimensional space, 4 sides are shared.
- [26] 26. The apparatus of claim 25, wherein in the reconstruction, in two patches each sharing only one side with another patch as the result of the reconstruction, part of each of two patches is copied and one equilateral triangle patch is generated out of the copied parts such that the sides that are shared in the icosahedron in the 3-dimensional space and are not shared in the reconstruction result are included, and the generated patch is inserted between the patches reconstructed on the 2-dimensional plane such that 5 sides are shared in the same manner as in the bottom part of the icosahedron of the 3-dimensional space.
- [27] 27. The apparatus of claim 24, wherein in the reconstruction in the development figure of a middle part of the icosahedron panorama image, a right part of the patch in a rightmost end is copied and inserted such that the part shares one side with the patch in a leftmost end, and a left part of the patch in the leftmost end is copied and inserted such that the part shares one side with the patch in the rightmost end.
- [28] 28. A computer readable recording medium having embodied thereon a set of in-structions for executing a method of encoding an icosahedron panorama image formed with polygonal patches, the computer readable recording medium comprises:
a first set of instructions for dividing patches forming a top part and a bottom part, respectively, of the development figure of the icosahedron panorama image, from patches forming the middle part;
a second set of instructions for reconstructing the divided patches on a 2-dimensional plane such that patches having a high spatial correlation are disposed adjacent to each other; and a third set of instructions for encoding the reconstructed patches. - [29] 29. The computer readable recording medium of claim 28, wherein the polyhedron is an icosahedron formed with 20 equilateral triangular patches.
- [30] 30. A computer readable recording medium having embodied thereon a set of in-structions for executing a method of decoding an icosahedron panorama image formed with polygonal patches, the computer readable recording medium comprises:
a first set of instructions for receiving and decoding a stream obtained by encoding patches reconstructed such that patches having a high spatial correlation are disposed adjacent to each other;
a second set of instructions for restoring the patches generated as the result of the decoding, into a shape prior to the reconstruction; and a third set of instructions for combining the restored reconstructed patches to generate the development figure of the icosahedron. - [31] 31. The computer readable recording medium of claim 30, wherein the polyhedron is an icosahedron formed with 20 equilateral triangular patches.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20040063885 | 2004-08-13 | ||
KR10-2004-0063885 | 2004-08-13 | ||
KR20050072966A KR100732958B1 (en) | 2004-08-13 | 2005-08-09 | Method and apparatus for encoding and decoding icosahedron panorama image |
KR10-2005-0072966 | 2005-08-09 | ||
PCT/KR2005/002636 WO2006016781A1 (en) | 2004-08-13 | 2005-08-13 | Method and apparatus for encoding and decoding an icosahedron panorama image |
Publications (2)
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CA2576686A1 true CA2576686A1 (en) | 2006-02-16 |
CA2576686C CA2576686C (en) | 2012-10-09 |
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CA 2576686 Expired - Fee Related CA2576686C (en) | 2004-08-13 | 2005-08-13 | Method and apparatus for encoding and decoding an icosahedron panorama image |
Country Status (8)
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US (1) | US7483588B2 (en) |
EP (1) | EP1779660B1 (en) |
JP (1) | JP4625082B2 (en) |
KR (1) | KR100732958B1 (en) |
CN (1) | CN101002474B (en) |
AU (1) | AU2005272280B2 (en) |
CA (1) | CA2576686C (en) |
WO (1) | WO2006016781A1 (en) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8788529B2 (en) * | 2007-02-26 | 2014-07-22 | Microsoft Corp. | Information sharing between images |
CN101123722B (en) * | 2007-09-25 | 2010-12-01 | 北京智安邦科技有限公司 | Panorama video intelligent monitoring method and system |
CN101521823B (en) * | 2009-03-27 | 2010-12-01 | 北京航空航天大学 | Spatial correlation panoramic data compressing method |
US9129438B2 (en) * | 2011-01-18 | 2015-09-08 | NedSense Loft B.V. | 3D modeling and rendering from 2D images |
CN102768691A (en) * | 2011-05-06 | 2012-11-07 | 讯凯国际股份有限公司 | Accessing device and accessing method for device component model |
JP2014041455A (en) * | 2012-08-22 | 2014-03-06 | Sony Corp | Image processing device, image processing method, and program |
JP6517609B2 (en) * | 2015-07-13 | 2019-05-22 | 日本電信電話株式会社 | Encoding method and encoding program |
US11069025B2 (en) | 2016-02-17 | 2021-07-20 | Samsung Electronics Co., Ltd. | Method for transmitting and receiving metadata of omnidirectional image |
WO2017175888A1 (en) | 2016-04-05 | 2017-10-12 | 삼성전자 주식회사 | Image processing method and apparatus |
US10805637B2 (en) | 2016-05-16 | 2020-10-13 | Samsung Electronics Co., Ltd. | Video encoding method and apparatus, video decoding method and apparatus |
CN107547907B (en) * | 2016-06-27 | 2020-02-21 | 华为技术有限公司 | Method and device for coding and decoding |
CN106231311A (en) * | 2016-08-01 | 2016-12-14 | 上海国茂数字技术有限公司 | A kind of non-rectangle method for video coding and device |
WO2018043905A1 (en) * | 2016-08-29 | 2018-03-08 | 엘지전자 주식회사 | Method for transmitting 360-degree video, method for receiving 360-degree video, 360-degree video transmitting device, and 360-degree video receiving device |
WO2018041005A1 (en) * | 2016-08-30 | 2018-03-08 | 华为技术有限公司 | Motion compensation prediction method and device |
CN107801039B (en) | 2016-08-30 | 2020-04-14 | 华为技术有限公司 | Motion compensation prediction method and device |
KR102352933B1 (en) * | 2016-09-09 | 2022-01-20 | 삼성전자주식회사 | Method and apparatus for processing 3 dimensional image |
US20180075576A1 (en) * | 2016-09-09 | 2018-03-15 | Mediatek Inc. | Packing projected omnidirectional videos |
US10313686B2 (en) * | 2016-09-20 | 2019-06-04 | Gopro, Inc. | Apparatus and methods for compressing video content using adaptive projection selection |
CN107959855B (en) * | 2016-10-16 | 2020-02-14 | 华为技术有限公司 | Motion compensated prediction method and apparatus |
CN110115026B (en) * | 2016-12-19 | 2021-07-13 | 三星电子株式会社 | Method and system for generating 360-degree content on rectangular projection in electronic device |
US11004173B2 (en) | 2017-03-13 | 2021-05-11 | Mediatek Inc. | Method for processing projection-based frame that includes at least one projection face packed in 360-degree virtual reality projection layout |
WO2019062714A1 (en) * | 2017-09-27 | 2019-04-04 | Mediatek Inc. | Method for processing projection-based frame that includes at least one projection face packed in 360-degree virtual reality projection layout |
WO2018184528A1 (en) | 2017-04-05 | 2018-10-11 | Mediatek Inc. | Method and apparatus for processing projection-based frame with at least one projection face generated using non-uniform mapping |
US11057643B2 (en) | 2017-03-13 | 2021-07-06 | Mediatek Inc. | Method and apparatus for generating and encoding projection-based frame that includes at least one padding region and at least one projection face packed in 360-degree virtual reality projection layout |
US20190373245A1 (en) * | 2017-03-29 | 2019-12-05 | Lg Electronics Inc. | 360 video transmission method, 360 video reception method, 360 video transmission device, and 360 video reception device |
US11049219B2 (en) | 2017-06-06 | 2021-06-29 | Gopro, Inc. | Methods and apparatus for multi-encoder processing of high resolution content |
US10614609B2 (en) * | 2017-07-19 | 2020-04-07 | Mediatek Inc. | Method and apparatus for reduction of artifacts at discontinuous boundaries in coded virtual-reality images |
CN111034191A (en) | 2017-08-18 | 2020-04-17 | 联发科技股份有限公司 | Method and apparatus for reducing artifacts in projection-based frames |
WO2019127484A1 (en) * | 2017-12-29 | 2019-07-04 | 深圳市大疆创新科技有限公司 | Video coding method, video decoding method, and related device |
CN108648257B (en) * | 2018-04-09 | 2020-12-29 | 腾讯科技(深圳)有限公司 | Panoramic picture acquisition method and device, storage medium and electronic device |
WO2020042185A1 (en) * | 2018-08-31 | 2020-03-05 | 深圳市大疆创新科技有限公司 | Video processing method and related device |
US11228781B2 (en) | 2019-06-26 | 2022-01-18 | Gopro, Inc. | Methods and apparatus for maximizing codec bandwidth in video applications |
US11481863B2 (en) | 2019-10-23 | 2022-10-25 | Gopro, Inc. | Methods and apparatus for hardware accelerated image processing for spherical projections |
WO2021194483A1 (en) * | 2020-03-25 | 2021-09-30 | Alcacruz Inc. | Generating a representation of a spherical image |
CN113689561B (en) * | 2021-08-30 | 2023-05-23 | 中国矿业大学(北京) | Method for interoperating different grids of regular icosahedron based on Z curve coding |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0449478A3 (en) * | 1990-03-29 | 1992-11-25 | Microtime Inc. | 3d video special effects system |
EP0878963A1 (en) * | 1992-10-09 | 1998-11-18 | Sony Corporation | Producing and recording images |
JP3480971B2 (en) * | 1993-10-17 | 2003-12-22 | ヒューレット・パッカード・カンパニー | Method of generating and restoring image data |
CN1062701C (en) * | 1995-09-12 | 2001-02-28 | 大宇电子株式会社 | Apparatus for encoding controur of object |
US6144773A (en) * | 1996-02-27 | 2000-11-07 | Interval Research Corporation | Wavelet-based data compression |
KR19980018092A (en) * | 1996-08-05 | 1998-06-05 | 제프리 엘. 포먼 | Polyhedral Environment Map Using Triangular Data Structures |
KR100239307B1 (en) * | 1997-01-10 | 2000-01-15 | 전주범 | Contour image encoder |
US6556198B1 (en) * | 1997-06-16 | 2003-04-29 | Canon Kabushiki Kaisha | Polyhedron generating method and apparatus thereof, and storage medium for storing the method |
US6923444B2 (en) * | 1998-06-05 | 2005-08-02 | Jose R. Matos | Encoded image puzzle/decoder |
JP2001298652A (en) * | 2000-04-17 | 2001-10-26 | Sony Corp | Method and device for compressing image and software storage medium |
US6961064B2 (en) * | 2001-06-28 | 2005-11-01 | Hewlett-Packard Development Company, L.P. | System and method for combining graphics formats in a digital video pipeline |
US7308131B2 (en) * | 2002-12-03 | 2007-12-11 | Ntt Docomo, Inc. | Representation and coding of panoramic and omnidirectional images |
KR100540172B1 (en) * | 2003-09-04 | 2006-01-10 | 한국전자통신연구원 | System And Method For Serving Multi-visual Point Video Based On The Object |
KR100580876B1 (en) * | 2003-12-08 | 2006-05-16 | 한국전자통신연구원 | Method and Apparatus for Image Compression and Decoding using Bitstream Map, and Recording Medium thereof |
KR100613752B1 (en) * | 2004-03-11 | 2006-08-22 | 경북대학교 산학협력단 | Streaming method of a panorama video |
-
2005
- 2005-08-09 KR KR20050072966A patent/KR100732958B1/en active IP Right Grant
- 2005-08-11 US US11/201,206 patent/US7483588B2/en active Active
- 2005-08-13 AU AU2005272280A patent/AU2005272280B2/en not_active Ceased
- 2005-08-13 WO PCT/KR2005/002636 patent/WO2006016781A1/en active Application Filing
- 2005-08-13 EP EP20050773866 patent/EP1779660B1/en active Active
- 2005-08-13 CA CA 2576686 patent/CA2576686C/en not_active Expired - Fee Related
- 2005-08-13 CN CN2005800274439A patent/CN101002474B/en active Active
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Also Published As
Publication number | Publication date |
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AU2005272280B2 (en) | 2009-03-26 |
EP1779660A4 (en) | 2012-02-22 |
WO2006016781A1 (en) | 2006-02-16 |
CA2576686C (en) | 2012-10-09 |
AU2005272280A1 (en) | 2006-02-16 |
US7483588B2 (en) | 2009-01-27 |
KR100732958B1 (en) | 2007-06-27 |
JP4625082B2 (en) | 2011-02-02 |
EP1779660B1 (en) | 2013-10-09 |
JP2008509626A (en) | 2008-03-27 |
KR20060050348A (en) | 2006-05-19 |
US20060034523A1 (en) | 2006-02-16 |
CN101002474A (en) | 2007-07-18 |
CN101002474B (en) | 2010-04-07 |
EP1779660A1 (en) | 2007-05-02 |
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