SA521430253B1 - تهيئة احتمالية لتشفير الفيديو - Google Patents

تهيئة احتمالية لتشفير الفيديو

Info

Publication number
SA521430253B1
SA521430253B1 SA521430253A SA521430253A SA521430253B1 SA 521430253 B1 SA521430253 B1 SA 521430253B1 SA 521430253 A SA521430253 A SA 521430253A SA 521430253 A SA521430253 A SA 521430253A SA 521430253 B1 SA521430253 B1 SA 521430253B1
Authority
SA
Saudi Arabia
Prior art keywords
context
value
video coding
video data
probability state
Prior art date
Application number
SA521430253A
Other languages
Arabic (ar)
English (en)
Inventor
سعد أمير
دونج جي
سيرجين فاديم
كارسزويـسز مارتا
Original Assignee
كوالكوم انكوربوريتد
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by كوالكوم انكوربوريتد filed Critical كوالكوم انكوربوريتد
Publication of SA521430253B1 publication Critical patent/SA521430253B1/ar

Links

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
    • H04N19/124—Quantisation
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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)
SA521430253A 2019-03-12 2021-09-07 تهيئة احتمالية لتشفير الفيديو SA521430253B1 (ar)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962817475P 2019-03-12 2019-03-12
US201962834297P 2019-04-15 2019-04-15
US201962871519P 2019-07-08 2019-07-08
US16/816,016 US11178399B2 (en) 2019-03-12 2020-03-11 Probability initialization for video coding

Publications (1)

Publication Number Publication Date
SA521430253B1 true SA521430253B1 (ar) 2024-10-01

Family

ID=72422810

Family Applications (1)

Application Number Title Priority Date Filing Date
SA521430253A SA521430253B1 (ar) 2019-03-12 2021-09-07 تهيئة احتمالية لتشفير الفيديو

Country Status (17)

Country Link
US (1) US11178399B2 (https=)
EP (1) EP3939326A1 (https=)
JP (1) JP7419389B2 (https=)
KR (1) KR20210133976A (https=)
CN (1) CN113632491B (https=)
AU (1) AU2020235096B2 (https=)
BR (1) BR112021017453A2 (https=)
CL (1) CL2021002385A1 (https=)
CO (1) CO2021011814A2 (https=)
IL (1) IL285919B2 (https=)
MX (1) MX2021011102A (https=)
MY (1) MY208520A (https=)
PH (1) PH12021552101A1 (https=)
SA (1) SA521430253B1 (https=)
SG (1) SG11202109363QA (https=)
WO (1) WO2020186038A1 (https=)
ZA (1) ZA202107664B (https=)

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US12445614B2 (en) * 2022-02-07 2025-10-14 Tencent America LLC Adaptive context-based adaptive binary arithmetic coding (CABAC) initial state selection from coded pictures
MX2024010448A (es) 2022-04-05 2024-09-05 Samsung Electronics Co Ltd Dispositivo para codificacion y decodificacion por entropia y metodo para el mismo.
WO2023195643A1 (ko) * 2022-04-05 2023-10-12 삼성전자 주식회사 엔트로피 부호화 및 복호화 장치 및 그 방법
WO2024005659A1 (en) * 2022-06-30 2024-01-04 Huawei Technologies Co., Ltd. Adaptive selection of entropy coding parameters
KR20250126047A (ko) * 2023-01-13 2025-08-22 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
US20240348782A1 (en) * 2023-04-13 2024-10-17 Alibaba Innovation Private Limited Methods for context-based video coding
WO2026005571A1 (ko) * 2024-06-28 2026-01-02 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2026011579A1 (zh) * 2024-07-10 2026-01-15 海信视像科技股份有限公司 基于帧间预测的编解码方法、装置、芯片及存储介质

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UA114674C2 (uk) * 2011-07-15 2017-07-10 ДЖ.І. ВІДІЕУ КЕМПРЕШН, ЛЛСі Ініціалізація контексту в ентропійному кодуванні
US9800870B2 (en) * 2011-09-16 2017-10-24 Qualcomm Incorporated Line buffer reduction for short distance intra-prediction
US20130114691A1 (en) * 2011-11-03 2013-05-09 Qualcomm Incorporated Adaptive initialization for context adaptive entropy coding
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US9654772B2 (en) * 2012-01-19 2017-05-16 Qualcomm Incorporated Context adaptive entropy coding with a reduced initialization value set
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ES2736374B1 (es) * 2015-09-11 2021-03-05 Kt Corp Procedimiento y dispositivo para realizar intrapredicción durante la codificación o decodificación de un vídeo
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KR102635047B1 (ko) * 2018-09-19 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용
JP2020150516A (ja) * 2019-03-15 2020-09-17 シャープ株式会社 画像復号装置及び画像符号化装置
US11516489B2 (en) * 2019-06-24 2022-11-29 Tencent America LLC Method and apparatus for video coding

Also Published As

Publication number Publication date
BR112021017453A2 (pt) 2021-11-16
MX2021011102A (es) 2021-10-22
KR20210133976A (ko) 2021-11-08
IL285919B2 (en) 2024-07-01
CN113632491A (zh) 2021-11-09
CN113632491B (zh) 2024-10-29
EP3939326A1 (en) 2022-01-19
JP2022524056A (ja) 2022-04-27
WO2020186038A1 (en) 2020-09-17
IL285919B1 (en) 2024-03-01
JP7419389B2 (ja) 2024-01-22
CA3131883A1 (en) 2020-09-17
AU2020235096A1 (en) 2021-09-30
SG11202109363QA (en) 2021-09-29
CL2021002385A1 (es) 2022-06-17
CO2021011814A2 (es) 2021-09-30
ZA202107664B (en) 2025-01-29
IL285919A (en) 2021-10-31
US20200296378A1 (en) 2020-09-17
AU2020235096B2 (en) 2025-09-04
US11178399B2 (en) 2021-11-16
MY208520A (en) 2025-05-14
PH12021552101A1 (en) 2022-05-30

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