TW201808004A - 編碼裝置、解碼裝置、編碼方法及解碼方法 - Google Patents
編碼裝置、解碼裝置、編碼方法及解碼方法 Download PDFInfo
- Publication number
- TW201808004A TW201808004A TW106125561A TW106125561A TW201808004A TW 201808004 A TW201808004 A TW 201808004A TW 106125561 A TW106125561 A TW 106125561A TW 106125561 A TW106125561 A TW 106125561A TW 201808004 A TW201808004 A TW 201808004A
- Authority
- TW
- Taiwan
- Prior art keywords
- conversion
- target block
- dct
- decoding
- unit
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 54
- 230000009466 transformation Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 478
- 239000000758 substrate Substances 0.000 claims description 31
- 230000004048 modification Effects 0.000 description 75
- 238000012986 modification Methods 0.000 description 75
- 230000033001 locomotion Effects 0.000 description 71
- 238000012545 processing Methods 0.000 description 67
- 238000013139 quantization Methods 0.000 description 60
- 238000010586 diagram Methods 0.000 description 50
- 239000013598 vector Substances 0.000 description 49
- 230000006835 compression Effects 0.000 description 21
- 238000007906 compression Methods 0.000 description 21
- 230000008569 process Effects 0.000 description 17
- 230000000694 effects Effects 0.000 description 16
- 238000001914 filtration Methods 0.000 description 15
- 230000005540 biological transmission Effects 0.000 description 14
- 230000006870 function Effects 0.000 description 14
- 238000004891 communication Methods 0.000 description 13
- 230000005236 sound signal Effects 0.000 description 13
- 230000006872 improvement Effects 0.000 description 12
- 239000012634 fragment Substances 0.000 description 8
- 230000003044 adaptive effect Effects 0.000 description 7
- 238000011156 evaluation Methods 0.000 description 7
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 6
- 239000000470 constituent Substances 0.000 description 6
- 230000004044 response Effects 0.000 description 5
- 230000011218 segmentation Effects 0.000 description 5
- 238000004590 computer program Methods 0.000 description 4
- 238000009795 derivation Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 101100537098 Mus musculus Alyref gene Proteins 0.000 description 3
- 101150095908 apex1 gene Proteins 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010187 selection method Methods 0.000 description 2
- 241000023320 Luma <angiosperm> Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical group COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000002123 temporal effect 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
- H04N19/102—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
-
- 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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662368346P | 2016-07-29 | 2016-07-29 | |
| US62/368,346 | 2016-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201808004A true TW201808004A (zh) | 2018-03-01 |
Family
ID=61017449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW106125561A TW201808004A (zh) | 2016-07-29 | 2017-07-28 | 編碼裝置、解碼裝置、編碼方法及解碼方法 |
Country Status (2)
| Country | Link |
|---|---|
| TW (1) | TW201808004A (fr) |
| WO (1) | WO2018021373A1 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI863883B (zh) * | 2019-06-07 | 2024-11-21 | 日商佳能股份有限公司 | 圖像編碼裝置、圖像解碼裝置、方法及程式 |
| TWI913033B (zh) | 2018-07-04 | 2026-01-21 | 美商松下電器（美國）知識產權公司 | 編碼裝置、解碼裝置及非暫時性的記憶媒體 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112166608B (zh) | 2018-04-06 | 2024-11-08 | 交互数字Vc控股公司 | 采用简化梯度推导的双向光流方法 |
| CN114630116B (zh) * | 2018-05-22 | 2025-07-15 | 松下电器（美国）知识产权公司 | 编码装置、解码装置及存储介质 |
| JP7581047B2 (ja) * | 2018-08-06 | 2024-11-12 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 三次元データ格納方法、三次元データ取得方法、三次元データ格納装置、及び三次元データ取得装置 |
| BR112021002335A2 (pt) * | 2018-08-09 | 2021-05-04 | Lg Electronics Inc. | método de decodificação de imagem com base na predição de movimento afim e dispositivo usando lista de candidatos à fusão afins no sistema de codificação de imagem |
| US11451825B2 (en) * | 2018-12-20 | 2022-09-20 | Sharp Kabushiki Kaisha | Cross-component linear model prediction image generation apparatus, video decoding apparatus, video coding apparatus, and prediction image generation method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4447197B2 (ja) * | 2002-01-07 | 2010-04-07 | 三菱電機株式会社 | 動画像符号化装置および動画像復号装置 |
| WO2011083573A1 (fr) * | 2010-01-07 | 2011-07-14 | 株式会社 東芝 | Codeur et décodeur vidéo |
-
2017
- 2017-07-26 WO PCT/JP2017/026959 patent/WO2018021373A1/fr not_active Ceased
- 2017-07-28 TW TW106125561A patent/TW201808004A/zh unknown
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI913033B (zh) | 2018-07-04 | 2026-01-21 | 美商松下電器（美國）知識產權公司 | 編碼裝置、解碼裝置及非暫時性的記憶媒體 |
| TWI863883B (zh) * | 2019-06-07 | 2024-11-21 | 日商佳能股份有限公司 | 圖像編碼裝置、圖像解碼裝置、方法及程式 |
| US12170774B2 (en) | 2019-06-07 | 2024-12-17 | Canon Kabushiki Kaisha | Image decoding device, method, and non-transitory computer-readable storage medium |
| US12170775B2 (en) | 2019-06-07 | 2024-12-17 | Canon Kabushiki Kaisha | Image decoding device, method, and non-transitory computer-readable storage medium |
| US12170773B2 (en) | 2019-06-07 | 2024-12-17 | Canon Kabushiki Kaisha | Image decoding device, method, and non-transitory computer-readable storage medium |
| US12170772B2 (en) | 2019-06-07 | 2024-12-17 | Canon Kabushiki Kaisha | Image decoding device, method, and non-transitory computer-readable storage medium |
| US12177442B2 (en) | 2019-06-07 | 2024-12-24 | Canon Kabushiki Kaisha | Image decoding device, method, and non-transitory computer-readable storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018021373A1 (fr) | 2018-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102720927B1 (ko) | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 | |
| TWI790983B (zh) | 解碼裝置及編碼裝置 | |
| TWI782974B (zh) | 解碼裝置、解碼方法及非暫時性電腦可讀取媒體 | |
| TW201806392A (zh) | 編碼裝置、解碼裝置、編碼方法及解碼方法 | |
| TWI794129B (zh) | 編碼裝置、編碼方法、解碼裝置、解碼方法及電腦可讀取之非暫時性媒體 | |
| TW201817229A (zh) | 編碼裝置、解碼裝置、編碼方法及解碼方法 | |
| WO2018101288A1 (fr) | Dispositif de codage, procédé de codage, dispositif de codage et procédé de décodage | |
| TWI812414B (zh) | 編碼裝置、解碼裝置及記錄媒體 | |
| JPWO2019155971A1 (ja) | 符号化装置、復号装置、符号化方法及び復号方法 | |
| TWI827605B (zh) | 解碼裝置及解碼方法 | |
| JP2021002891A (ja) | 符号化装置及び符号化方法 | |
| TW201808004A (zh) | 編碼裝置、解碼裝置、編碼方法及解碼方法 | |
| JP2024144621A (ja) | 復号装置、復号方法、符号化装置及び符号化方法 | |
| WO2019163794A1 (fr) | Dispositif de codage, et procédé de codage | |
| JPWO2019082985A1 (ja) | 符号化装置、復号装置、符号化方法及び復号方法 | |
| WO2018225593A1 (fr) | Dispositif de codage, dispositif de décodage, procédé de codage et procédé de décodage | |
| TW201826796A (zh) | 編碼裝置、解碼裝置、編碼方法及解碼方法 | |
| JP6767579B2 (ja) | 符号化装置、符号化方法、復号装置及び復号方法 | |
| TW201826794A (zh) | 編碼裝置、解碼裝置、編碼方法及解碼方法 | |
| TW201826795A (zh) | 編碼裝置、解碼裝置、編碼方法及解碼方法 | |
| WO2018097077A1 (fr) | Dispositif de codage, dispositif de décodage, procédé de codage, et procédé de décodage | |
| WO2019163795A1 (fr) | Dispositif de codage, et procédé de codage | |
| TW201826793A (zh) | 編碼裝置、解碼裝置、編碼方法及解碼方法 |