AU2020233293B2 - Maximum transform size control - Google Patents

Maximum transform size control Download PDF

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Publication number
AU2020233293B2
AU2020233293B2 AU2020233293A AU2020233293A AU2020233293B2 AU 2020233293 B2 AU2020233293 B2 AU 2020233293B2 AU 2020233293 A AU2020233293 A AU 2020233293A AU 2020233293 A AU2020233293 A AU 2020233293A AU 2020233293 B2 AU2020233293 B2 AU 2020233293B2
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size
transform
video sequence
maximum
transform size
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AU2020233293A
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AU2020233293A1 (en
Inventor
Xiang Li
Shan Liu
Xin Zhao
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Tencent America LLC
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Tencent America LLC
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Priority to AU2023203796A priority Critical patent/AU2023203796B2/en
Priority to AU2024204958A priority patent/AU2024204958A1/en
Priority to AU2024204959A priority patent/AU2024204959A1/en
Priority to AU2024204951A priority patent/AU2024204951B2/en
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    • 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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/169—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
    • H04N19/169—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
    • H04N19/18—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
    • 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
    • H04N19/188—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 video data packet, e.g. a network abstraction layer [NAL] unit
    • 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

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  • 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)
AU2020233293A 2019-03-04 2020-03-02 Maximum transform size control Active AU2020233293B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AU2023203796A AU2023203796B2 (en) 2019-03-04 2023-06-16 Method and device for maximum transform size control for encoding of video sequence, and computer-readable medium
AU2024204958A AU2024204958A1 (en) 2019-03-04 2024-07-18 Method and device for video coding
AU2024204959A AU2024204959A1 (en) 2019-03-04 2024-07-18 Method and device for video coding
AU2024204951A AU2024204951B2 (en) 2019-03-04 2024-07-18 Method and device for coding video sequence

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962813665P 2019-03-04 2019-03-04
US62/813,665 2019-03-04
US16/804,547 2020-02-28
US16/804,547 US11159795B2 (en) 2019-03-04 2020-02-28 Max transform size control
PCT/US2020/020607 WO2020180769A1 (en) 2019-03-04 2020-03-02 Maximum transform size control

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2023203796A Division AU2023203796B2 (en) 2019-03-04 2023-06-16 Method and device for maximum transform size control for encoding of video sequence, and computer-readable medium

Publications (2)

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AU2020233293A1 AU2020233293A1 (en) 2021-09-23
AU2020233293B2 true AU2020233293B2 (en) 2023-03-16

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AU2020233293A Active AU2020233293B2 (en) 2019-03-04 2020-03-02 Maximum transform size control
AU2023203796A Active AU2023203796B2 (en) 2019-03-04 2023-06-16 Method and device for maximum transform size control for encoding of video sequence, and computer-readable medium
AU2024204958A Pending AU2024204958A1 (en) 2019-03-04 2024-07-18 Method and device for video coding
AU2024204959A Pending AU2024204959A1 (en) 2019-03-04 2024-07-18 Method and device for video coding
AU2024204951A Active AU2024204951B2 (en) 2019-03-04 2024-07-18 Method and device for coding video sequence

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AU2023203796A Active AU2023203796B2 (en) 2019-03-04 2023-06-16 Method and device for maximum transform size control for encoding of video sequence, and computer-readable medium
AU2024204958A Pending AU2024204958A1 (en) 2019-03-04 2024-07-18 Method and device for video coding
AU2024204959A Pending AU2024204959A1 (en) 2019-03-04 2024-07-18 Method and device for video coding
AU2024204951A Active AU2024204951B2 (en) 2019-03-04 2024-07-18 Method and device for coding video sequence

Country Status (9)

Country Link
US (4) US11159795B2 (enExample)
EP (1) EP3935858A4 (enExample)
JP (2) JP7436482B2 (enExample)
KR (2) KR20250053214A (enExample)
CN (3) CN117499652A (enExample)
AU (5) AU2020233293B2 (enExample)
CA (1) CA3132312A1 (enExample)
SG (1) SG11202109477YA (enExample)
WO (1) WO2020180769A1 (enExample)

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WO2020197038A1 (ko) * 2019-03-22 2020-10-01 엘지전자 주식회사 영상 코딩 시스템에서 인트라 서브 파티션 기반의 인트라 예측 방법 및 장치
EP3989559B1 (en) * 2019-06-24 2025-04-16 Lg Electronics Inc. Image encoding/decoding method and apparatus using maximum transform size setting for chroma block, and method for transmitting bitstream
WO2020262992A1 (ko) * 2019-06-25 2020-12-30 한국전자통신연구원 영상 부호화/복호화 방법 및 장치
CN114145014B (zh) * 2019-07-19 2025-09-19 韦勒斯标准与技术协会公司 处理视频信号的方法和设备
JP7369273B2 (ja) 2019-07-26 2023-10-25 北京字節跳動網絡技術有限公司 ブロックサイズに基づくピクチャ分割モードの決定
CN119996692B (zh) * 2019-09-12 2026-06-12 阿里巴巴（中国）有限公司 视频编解码的计算机实现的方法及计算机可读存储介质
KR20220057630A (ko) * 2019-09-13 2022-05-09 인터디지털 브이씨 홀딩스 프랑스 에스에이에스 코딩 툴들과의 변환 크기 상호작용들
AU2020203330B2 (en) 2020-05-21 2022-12-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
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Also Published As

Publication number Publication date
CN113545091A (zh) 2021-10-22
JP2024050853A (ja) 2024-04-10
WO2020180769A1 (en) 2020-09-10
EP3935858A1 (en) 2022-01-12
AU2023203796A1 (en) 2023-07-13
KR102795040B1 (ko) 2025-04-15
KR20210088671A (ko) 2021-07-14
SG11202109477YA (en) 2021-09-29
AU2024204959A1 (en) 2024-08-08
JP7436482B2 (ja) 2024-02-21
AU2023203796B2 (en) 2024-05-02
AU2024204958A1 (en) 2024-08-08
EP3935858A4 (en) 2022-08-03
US12184854B2 (en) 2024-12-31
US11647192B2 (en) 2023-05-09
US20250106398A1 (en) 2025-03-27
CN117499653B (zh) 2026-05-29
AU2024204951B2 (en) 2026-04-02
CA3132312A1 (en) 2020-09-10
KR20250053214A (ko) 2025-04-21
AU2024204951A1 (en) 2024-08-08
AU2020233293A1 (en) 2021-09-23
US20210409710A1 (en) 2021-12-30
CN117499653A (zh) 2024-02-02
US20230224462A1 (en) 2023-07-13
US20200288131A1 (en) 2020-09-10
CN117499652A (zh) 2024-02-02
JP2022511851A (ja) 2022-02-01
US11159795B2 (en) 2021-10-26
JP7790810B2 (ja) 2025-12-23
CN113545091B (zh) 2023-09-22

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