TWI848073B - 用於轉換跳過模式之係數寫碼 - Google Patents
用於轉換跳過模式之係數寫碼 Download PDFInfo
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- TWI848073B TWI848073B TW109108070A TW109108070A TWI848073B TW I848073 B TWI848073 B TW I848073B TW 109108070 A TW109108070 A TW 109108070A TW 109108070 A TW109108070 A TW 109108070A TW I848073 B TWI848073 B TW I848073B
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- 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
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- 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
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- H04N19/18—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 set of transform coefficients
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- H04N19/182—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 pixel
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
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Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962816745P | 2019-03-11 | 2019-03-11 | |
| US62/816,745 | 2019-03-11 | ||
| US201962850453P | 2019-05-20 | 2019-05-20 | |
| US62/850,453 | 2019-05-20 | ||
| US16/814,654 | 2020-03-10 | ||
| US16/814,654 US11202100B2 (en) | 2019-03-11 | 2020-03-10 | Coefficient coding for transform skip mode |
Publications (2)
| Publication Number | Publication Date |
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| TW202041009A TW202041009A (zh) | 2020-11-01 |
| TWI848073B true TWI848073B (zh) | 2024-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| TW109108070A TWI848073B (zh) | 2019-03-11 | 2020-03-11 | 用於轉換跳過模式之係數寫碼 |
Country Status (19)
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| EP (1) | EP3939284A1 (https=) |
| JP (1) | JP7633174B2 (https=) |
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| TW (1) | TWI848073B (https=) |
| WO (1) | WO2020185875A1 (https=) |
| ZA (1) | ZA202106737B (https=) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3137163C (en) | 2019-04-24 | 2024-05-14 | Bytedance Inc. | Constraints on quantized residual differential pulse code modulation representation of coded video |
| KR102707777B1 (ko) | 2019-05-01 | 2024-09-20 | 바이트댄스 아이엔씨 | 양자화된 잔차 차동 펄스 코드 변조 코딩을 사용하는 인트라 코딩된 비디오 |
| CN113785306B (zh) | 2019-05-02 | 2024-06-14 | 字节跳动有限公司 | 基于编解码树结构类型的编解码模式 |
| JP7288084B2 (ja) | 2019-05-02 | 2023-06-06 | バイトダンス インコーポレイテッド | 変換スキップモードにおける信号通知 |
| KR20220020263A (ko) * | 2019-06-14 | 2022-02-18 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법, 및 복호 방법 |
| WO2020253864A1 (en) | 2019-06-21 | 2020-12-24 | Beijing Bytedance Network Technology Co., Ltd. | Selective enablement of adaptive in-loop color-space transform in video coding |
| KR102824491B1 (ko) * | 2019-08-31 | 2025-06-25 | 엘지전자 주식회사 | 비디오 또는 영상 코딩 방법 및 그 장치 |
| EP4024861A4 (en) * | 2019-08-31 | 2023-06-28 | LG Electronics Inc. | Method for decoding video for residual coding and device therefor |
| CN118945359A (zh) * | 2019-09-25 | 2024-11-12 | 松下电器（美国）知识产权公司 | 编码装置、解码装置和比特流 |
| CN115152219B (zh) | 2019-11-07 | 2026-04-17 | 抖音视界有限公司 | 视频编解码的自适应环内颜色空间变换的量化特性 |
| CN119996712A (zh) * | 2020-03-31 | 2025-05-13 | Lg电子株式会社 | 图像解码方法、图像编码方法和图像数据发送方法 |
| CN115428463A (zh) * | 2020-04-02 | 2022-12-02 | 抖音视界有限公司 | 变换跳过模式下的系数编解码 |
| US12439095B2 (en) * | 2021-04-16 | 2025-10-07 | Tencent America LLC | Entropy coding of sign map for transform coefficients |
| US12526443B2 (en) * | 2022-01-13 | 2026-01-13 | Qualcomm Incorporated | Coding video data using out-of-boundary motion vectors |
| JP2025504424A (ja) * | 2022-01-13 | 2025-02-12 | ノキア テクノロジーズ オサケユイチア | クロス成分パラメータ決定のための装置、方法、およびコンピュータプログラム |
| US12464132B2 (en) * | 2022-03-01 | 2025-11-04 | Tencent America LLC | Coefficient sign prediction for transform skip |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130114730A1 (en) * | 2011-11-07 | 2013-05-09 | Qualcomm Incorporated | Coding significant coefficient information in transform skip mode |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7626518B2 (en) * | 2006-06-08 | 2009-12-01 | Via Technologies, Inc. | Decoding systems and methods in computational core of programmable graphics processing unit |
| US9106913B2 (en) * | 2011-03-08 | 2015-08-11 | Qualcomm Incorporated | Coding of transform coefficients for video coding |
| PL3343781T3 (pl) * | 2011-06-16 | 2022-03-28 | Ge Video Compression, Llc | Inicjalizacja kontekstu w kodowaniu entropijnym |
| US9253481B2 (en) * | 2012-01-13 | 2016-02-02 | Qualcomm Incorporated | Determining contexts for coding transform coefficient data in video coding |
| IL292629B2 (en) * | 2012-01-20 | 2024-04-01 | Ge Video Compression Llc | Transform coefficient coding |
| US9621921B2 (en) | 2012-04-16 | 2017-04-11 | Qualcomm Incorporated | Coefficient groups and coefficient coding for coefficient scans |
| US9426466B2 (en) | 2012-06-22 | 2016-08-23 | Qualcomm Incorporated | Transform skip mode |
| US9538175B2 (en) * | 2012-09-26 | 2017-01-03 | Qualcomm Incorporated | Context derivation for context-adaptive, multi-level significance coding |
| WO2014053428A1 (en) * | 2012-10-01 | 2014-04-10 | Telefonaktiebolaget L M Ericsson (Publ) | Coding and decoding of transform skipped blocks |
| US9456210B2 (en) | 2013-10-11 | 2016-09-27 | Blackberry Limited | Sign coding for blocks with transform skipped |
| US11233998B2 (en) * | 2015-05-29 | 2022-01-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
| US10440399B2 (en) * | 2015-11-13 | 2019-10-08 | Qualcomm Incorporated | Coding sign information of video data |
| US10623737B2 (en) * | 2016-10-04 | 2020-04-14 | Qualcomm Incorporated | Peak sample adaptive offset |
| WO2018190595A1 (ko) * | 2017-04-13 | 2018-10-18 | 엘지전자(주) | 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치 |
| EP3490253A1 (en) * | 2017-11-23 | 2019-05-29 | Thomson Licensing | Encoding and decoding methods and corresponding devices |
| EP3503557A1 (en) * | 2017-12-22 | 2019-06-26 | Thomson Licensing | Method and apparatus for video encoding and decoding based on context switching |
| US10506242B2 (en) * | 2018-01-30 | 2019-12-10 | Google Llc | Efficient context model computation design in transform coefficient coding |
| US11019346B2 (en) * | 2018-07-02 | 2021-05-25 | Qualcomm Incorporated | Coefficient coding with grouped bypass remaining levels for dependent quantization |
| KR102392701B1 (ko) * | 2019-01-15 | 2022-04-28 | 엘지전자 주식회사 | 변환 스킵 플래그를 이용한 영상 코딩 방법 및 장치 |
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- 2020-03-11 MY MYPI2021004614A patent/MY208410A/en unknown
- 2020-03-11 BR BR112021017448A patent/BR112021017448A2/pt unknown
- 2020-03-11 CN CN202080018661.0A patent/CN113545058B/zh active Active
- 2020-03-11 CA CA3130803A patent/CA3130803A1/en active Pending
- 2020-03-11 WO PCT/US2020/022065 patent/WO2020185875A1/en not_active Ceased
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- 2020-03-11 KR KR1020217028600A patent/KR20210134337A/ko active Pending
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- 2020-03-11 TW TW109108070A patent/TWI848073B/zh active
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130114730A1 (en) * | 2011-11-07 | 2013-05-09 | Qualcomm Incorporated | Coding significant coefficient information in transform skip mode |
Non-Patent Citations (1)
| Title |
|---|
| 網路文獻 B. Bross et.al Non-CE8: Unified Transform Type Signalling and Residual Coding for Transform Skip Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 13th Meeting: Marrakech, MA 9–18 Jan. 2019 https://jvet-experts.org/doc_end_user/documents/13_Marrakech/wg11/JVET-M0464-v4.zip * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020185875A1 (en) | 2020-09-17 |
| SG11202108728RA (en) | 2021-09-29 |
| US11202100B2 (en) | 2021-12-14 |
| JP2022523789A (ja) | 2022-04-26 |
| CN113545058A (zh) | 2021-10-22 |
| SA521430243B1 (ar) | 2025-05-25 |
| KR20210134337A (ko) | 2021-11-09 |
| IL285621B1 (en) | 2024-01-01 |
| PH12021551956A1 (en) | 2022-07-18 |
| JP7633174B2 (ja) | 2025-02-19 |
| EP3939284A1 (en) | 2022-01-19 |
| IL285621A (en) | 2021-09-30 |
| ZA202106737B (en) | 2025-01-29 |
| CO2021011790A2 (es) | 2021-09-20 |
| TW202041009A (zh) | 2020-11-01 |
| IL285621B2 (en) | 2024-05-01 |
| CL2021002355A1 (es) | 2022-06-03 |
| MX2021011042A (es) | 2021-10-13 |
| CN113545058B (zh) | 2025-06-24 |
| CA3130803A1 (en) | 2020-09-17 |
| MY208410A (en) | 2025-05-08 |
| BR112021017448A2 (pt) | 2021-11-16 |
| AU2020239051A1 (en) | 2021-09-09 |
| AU2020239051B2 (en) | 2025-06-05 |
| US20200296420A1 (en) | 2020-09-17 |
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