TWI487333B - Image coding apparatus, image coding method and image coding program, and image decoding apparatus, image decoding method and image decoding program - Google Patents
Image coding apparatus, image coding method and image coding program, and image decoding apparatus, image decoding method and image decoding program Download PDFInfo
- Publication number
- TWI487333B TWI487333B TW101121589A TW101121589A TWI487333B TW I487333 B TWI487333 B TW I487333B TW 101121589 A TW101121589 A TW 101121589A TW 101121589 A TW101121589 A TW 101121589A TW I487333 B TWI487333 B TW I487333B
- Authority
- TW
- Taiwan
- Prior art keywords
- prediction mode
- intra
- priority
- block
- information
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 106
- 238000004364 calculation method Methods 0.000 claims description 42
- 230000008569 process Effects 0.000 claims description 40
- 238000009795 derivation Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 description 49
- 238000010586 diagram Methods 0.000 description 18
- 238000013139 quantization Methods 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 15
- 230000005540 biological transmission Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Classifications
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
-
- 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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011135321A JP5477343B2 (ja) | 2011-06-17 | 2011-06-17 | 画像符号化装置、画像符号化方法及び画像符号化プログラム |
| JP2011135322A JP5252032B2 (ja) | 2011-06-17 | 2011-06-17 | 画像復号装置、画像復号方法、画像復号プログラム、受信装置、受信方法、及び受信プログラム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201306600A TW201306600A (zh) | 2013-02-01 |
| TWI487333B true TWI487333B (zh) | 2015-06-01 |
Family
ID=47356802
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW107113241A TWI642298B (zh) | 2011-06-17 | 2012-06-15 | Image decoding device, image decoding method, image decoding program |
| TW105130618A TWI628951B (zh) | 2011-06-17 | 2012-06-15 | Image decoding device, image decoding method, image decoding program |
| TW101121589A TWI487333B (zh) | 2011-06-17 | 2012-06-15 | Image coding apparatus, image coding method and image coding program, and image decoding apparatus, image decoding method and image decoding program |
| TW104108455A TWI530166B (zh) | 2011-06-17 | 2012-06-15 | Image coding apparatus, video coding method, and image coding program recording medium, transmission apparatus, transmission method and transmission program recording medium, video decoding apparatus, image decoding method, and image decoding program recording medium, and receiving apparatus, receiving method And receiving program recording media |
| TW105102223A TW201616867A (zh) | 2011-06-17 | 2012-06-15 | 影像解碼裝置、影像解碼方法、程式記錄媒體 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW107113241A TWI642298B (zh) | 2011-06-17 | 2012-06-15 | Image decoding device, image decoding method, image decoding program |
| TW105130618A TWI628951B (zh) | 2011-06-17 | 2012-06-15 | Image decoding device, image decoding method, image decoding program |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW104108455A TWI530166B (zh) | 2011-06-17 | 2012-06-15 | Image coding apparatus, video coding method, and image coding program recording medium, transmission apparatus, transmission method and transmission program recording medium, video decoding apparatus, image decoding method, and image decoding program recording medium, and receiving apparatus, receiving method And receiving program recording media |
| TW105102223A TW201616867A (zh) | 2011-06-17 | 2012-06-15 | 影像解碼裝置、影像解碼方法、程式記錄媒體 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20140098865A1 (cg-RX-API-DMAC7.html) |
| EP (1) | EP2723077B1 (cg-RX-API-DMAC7.html) |
| KR (5) | KR101953522B1 (cg-RX-API-DMAC7.html) |
| CN (6) | CN105187834B (cg-RX-API-DMAC7.html) |
| BR (2) | BR112013032349B1 (cg-RX-API-DMAC7.html) |
| TW (5) | TWI642298B (cg-RX-API-DMAC7.html) |
| WO (1) | WO2012172796A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MY181640A (en) | 2011-06-28 | 2020-12-30 | Samsung Electronics Co Ltd | Method and apparatus for coding video and method and apparatus for decoding video, accompanied with intra prediction |
| US20140064359A1 (en) * | 2012-08-31 | 2014-03-06 | Qualcomm Incorporated | Intra prediction most probable mode order improvement for scalable video coding |
| FR3051309A1 (fr) * | 2016-05-10 | 2017-11-17 | Bcom | Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image |
| US10506228B2 (en) | 2016-10-04 | 2019-12-10 | Qualcomm Incorporated | Variable number of intra modes for video coding |
| KR102391834B1 (ko) * | 2017-11-17 | 2022-04-27 | 에프쥐 이노베이션 컴퍼니 리미티드 | 조정된 인트라 모드 목록에 기초한 비디오 데이터를 코딩하기 위한 디바이스 및 방법 |
| EP4397040A4 (en) * | 2021-09-05 | 2025-07-23 | Beijing Dajia Internet Information Tech Co Ltd | SIGNALING INTRA PREDICTION MODES |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7542510B2 (en) * | 2002-11-20 | 2009-06-02 | Panasonic Corporation | Moving picture predicting method, moving image encoding method and device, and moving image decoding method and device |
| TWI330986B (en) * | 2002-04-15 | 2010-09-21 | Panasonic Corp | Picture coding method, picture decoding method, picture coding device, picture decoding device, bit stream and programs |
| TWI331877B (en) * | 2002-11-25 | 2010-10-11 | Panasonic Corp | Picture coding method and picture coding device |
| TWI334309B (en) * | 2005-10-03 | 2010-12-01 | Renesas Electronics Corp | Image encoding apparatus, picture encoding method and image editing apparatus |
| TWI335185B (cg-RX-API-DMAC7.html) * | 2006-01-05 | 2010-12-21 | Nippon Telegraph & Telephone |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101873493B (zh) * | 2002-05-28 | 2013-09-25 | 夏普株式会社 | 图像内预测模式估计、通信和组织的方法和系统 |
| JP2006093777A (ja) | 2004-09-21 | 2006-04-06 | Victor Co Of Japan Ltd | 動画像符号化装置及び動画像符号化プログラム |
| CN100455021C (zh) * | 2004-09-30 | 2009-01-21 | 华为技术有限公司 | 帧内预测模式的选择方法 |
| CN1784016A (zh) * | 2004-12-03 | 2006-06-07 | 松下电器产业株式会社 | 内部预测装置 |
| CN100348051C (zh) * | 2005-03-31 | 2007-11-07 | 华中科技大学 | 一种增强型帧内预测模式编码方法 |
| KR100678911B1 (ko) * | 2005-07-21 | 2007-02-05 | 삼성전자주식회사 | 방향적 인트라 예측의 적용을 확장하여 비디오 신호를인코딩하고 디코딩하는 방법 및 장치 |
| KR101365570B1 (ko) * | 2007-01-18 | 2014-02-21 | 삼성전자주식회사 | 인트라 예측 부호화, 복호화 방법 및 장치 |
| US8619853B2 (en) * | 2007-06-15 | 2013-12-31 | Qualcomm Incorporated | Separable directional transforms |
| EP3190791B1 (en) * | 2007-06-29 | 2018-11-28 | Velos Media International Limited | Image encoding device and image decoding device |
| WO2009035144A1 (ja) * | 2007-09-12 | 2009-03-19 | Sony Corporation | 画像処理装置及び画像処理方法 |
| CN100551075C (zh) * | 2007-10-15 | 2009-10-14 | 中兴通讯股份有限公司 | 一种低复杂度的帧内预测模式选择方法 |
| CN101202915A (zh) * | 2007-12-06 | 2008-06-18 | 北京大学深圳研究生院 | 一种帧内预测模式的选择方法及装置 |
| KR101433170B1 (ko) * | 2008-01-05 | 2014-08-28 | 경희대학교 산학협력단 | 인접 블록의 공간 예측 방향성을 이용하여 화면 내 예측모드를 추정하는 인코딩 및 디코딩 방법, 그 장치 |
| JP2009177447A (ja) * | 2008-01-24 | 2009-08-06 | Panasonic Corp | 動画像送受信システム |
| US20090245371A1 (en) | 2008-03-28 | 2009-10-01 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding/decoding information about intra-prediction mode of video |
| CN101668202A (zh) * | 2008-09-01 | 2010-03-10 | 中兴通讯股份有限公司 | 帧内预测模式的选择方法和装置 |
| KR101306834B1 (ko) * | 2008-09-22 | 2013-09-10 | 에스케이텔레콤 주식회사 | 인트라 예측 모드의 예측 가능성을 이용한 영상 부호화/복호화 장치 및 방법 |
| KR20110118641A (ko) * | 2009-01-29 | 2011-10-31 | 파나소닉 주식회사 | 화상 부호화 방법 및 화상 복호 방법 |
| KR101527085B1 (ko) * | 2009-06-30 | 2015-06-10 | 한국전자통신연구원 | 인트라 부호화/복호화 방법 및 장치 |
| KR101702553B1 (ko) * | 2009-07-04 | 2017-02-03 | 에스케이 텔레콤주식회사 | 영상 부호화/복호화 방법 및 장치 |
| KR101452860B1 (ko) * | 2009-08-17 | 2014-10-23 | 삼성전자주식회사 | 영상의 부호화 방법 및 장치, 영상 복호화 방법 및 장치 |
| US8902978B2 (en) * | 2010-05-30 | 2014-12-02 | Lg Electronics Inc. | Enhanced intra prediction mode signaling |
| CN101977317B (zh) * | 2010-10-27 | 2012-07-04 | 无锡中星微电子有限公司 | 帧内预测方法及装置 |
| WO2012092763A1 (en) * | 2011-01-07 | 2012-07-12 | Mediatek Singapore Pte. Ltd. | Method and apparatus of improved intra luma prediction mode coding |
| US9654785B2 (en) | 2011-06-09 | 2017-05-16 | Qualcomm Incorporated | Enhanced intra-prediction mode signaling for video coding using neighboring mode |
| WO2012172791A1 (ja) * | 2011-06-13 | 2012-12-20 | パナソニック株式会社 | 画像復号方法、画像符号化方法、画像復号装置、画像符号化装置および画像符号化復号装置 |
| US9762900B2 (en) * | 2011-06-17 | 2017-09-12 | Lg Electronics Inc. | Method and apparatus for encoding/decoding video in intra prediction mode |
| EP3624451A1 (en) * | 2011-06-17 | 2020-03-18 | HFI Innovation Inc. | Method and apparatus for coding of intra prediction mode |
| JP2013074327A (ja) | 2011-09-26 | 2013-04-22 | Jvc Kenwood Corp | 画像復号装置、画像復号方法及び画像復号プログラム |
| AU2012200345B2 (en) * | 2012-01-20 | 2014-05-01 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding the significance map residual coefficients of a transform unit |
-
2012
- 2012-06-13 EP EP12800165.8A patent/EP2723077B1/en active Active
- 2012-06-13 CN CN201510583648.0A patent/CN105187834B/zh active Active
- 2012-06-13 WO PCT/JP2012/003863 patent/WO2012172796A1/ja not_active Ceased
- 2012-06-13 KR KR1020187007829A patent/KR101953522B1/ko active Active
- 2012-06-13 CN CN201280028619.2A patent/CN103597826B/zh active Active
- 2012-06-13 CN CN201510583646.1A patent/CN105187836B/zh active Active
- 2012-06-13 KR KR1020147001105A patent/KR101590733B1/ko active Active
- 2012-06-13 CN CN201510582740.5A patent/CN105245892B/zh active Active
- 2012-06-13 CN CN201710248344.8A patent/CN107197280B/zh active Active
- 2012-06-13 KR KR1020177014186A patent/KR101842851B1/ko active Active
- 2012-06-13 KR KR1020167002053A patent/KR101677003B1/ko active Active
- 2012-06-13 KR KR1020167031285A patent/KR101742932B1/ko active Active
- 2012-06-13 CN CN201510582743.9A patent/CN105245894B/zh active Active
- 2012-06-13 BR BR112013032349-3A patent/BR112013032349B1/pt active IP Right Grant
- 2012-06-13 BR BR122020013891-2A patent/BR122020013891B1/pt active IP Right Grant
- 2012-06-15 TW TW107113241A patent/TWI642298B/zh active
- 2012-06-15 TW TW105130618A patent/TWI628951B/zh active
- 2012-06-15 TW TW101121589A patent/TWI487333B/zh active
- 2012-06-15 TW TW104108455A patent/TWI530166B/zh active
- 2012-06-15 TW TW105102223A patent/TW201616867A/zh unknown
-
2013
- 2013-12-11 US US14/103,476 patent/US20140098865A1/en not_active Abandoned
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI330986B (en) * | 2002-04-15 | 2010-09-21 | Panasonic Corp | Picture coding method, picture decoding method, picture coding device, picture decoding device, bit stream and programs |
| US7542510B2 (en) * | 2002-11-20 | 2009-06-02 | Panasonic Corporation | Moving picture predicting method, moving image encoding method and device, and moving image decoding method and device |
| TWI331877B (en) * | 2002-11-25 | 2010-10-11 | Panasonic Corp | Picture coding method and picture coding device |
| TWI334309B (en) * | 2005-10-03 | 2010-12-01 | Renesas Electronics Corp | Image encoding apparatus, picture encoding method and image editing apparatus |
| TWI335185B (cg-RX-API-DMAC7.html) * | 2006-01-05 | 2010-12-21 | Nippon Telegraph & Telephone |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6100344B2 (ja) | 参照ユニット決定方法及び装置 | |
| KR102006443B1 (ko) | 오차 보상을 이용한 영상 부호화/복호화 방법 및 장치 | |
| TWI487333B (zh) | Image coding apparatus, image coding method and image coding program, and image decoding apparatus, image decoding method and image decoding program | |
| JP5664684B2 (ja) | 画像復号装置、画像復号方法、画像復号プログラム、受信装置、受信方法、及び受信プログラム | |
| JP5252032B2 (ja) | 画像復号装置、画像復号方法、画像復号プログラム、受信装置、受信方法、及び受信プログラム | |
| JP5477343B2 (ja) | 画像符号化装置、画像符号化方法及び画像符号化プログラム | |
| JP5664682B2 (ja) | 画像復号装置、画像復号方法、画像復号プログラム、受信装置、受信方法、及び受信プログラム | |
| JP5664681B2 (ja) | 画像復号装置、画像復号方法、画像復号プログラム、受信装置、受信方法、及び受信プログラム | |
| JP2013141075A (ja) | 画像符号化装置、画像符号化方法及び画像符号化プログラム | |
| JP2013074327A (ja) | 画像復号装置、画像復号方法及び画像復号プログラム | |
| JP5664683B2 (ja) | 画像復号装置、画像復号方法、画像復号プログラム、受信装置、受信方法、及び受信プログラム | |
| JP5983715B2 (ja) | 画像復号装置、画像復号方法、及び画像復号プログラム | |
| JP2013141076A (ja) | 画像復号装置、画像復号方法及び画像復号プログラム | |
| JP2013074326A (ja) | 画像符号化装置、画像符号化方法及び画像符号化プログラム |