JP2019512970A - ディスプレイストリーム圧縮における量子化パラメータの適応計算のための装置および方法 - Google Patents

ディスプレイストリーム圧縮における量子化パラメータの適応計算のための装置および方法 Download PDF

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JP2019512970A
JP2019512970A JP2018549570A JP2018549570A JP2019512970A JP 2019512970 A JP2019512970 A JP 2019512970A JP 2018549570 A JP2018549570 A JP 2018549570A JP 2018549570 A JP2018549570 A JP 2018549570A JP 2019512970 A JP2019512970 A JP 2019512970A
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value
buffer
fullness
adjustment value
video
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JP2019512970A5 (enExample
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ティルマライ、ビジャヤラガバン
ヤコブソン、ナタン・ハイム
ジョーシー、ラジャン・ラクスマン
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/124—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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/197—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
JP2018549570A 2016-03-22 2017-03-22 ディスプレイストリーム圧縮における量子化パラメータの適応計算のための装置および方法 Pending JP2019512970A (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201662311586P 2016-03-22 2016-03-22
US62/311,586 2016-03-22
US201662329160P 2016-04-28 2016-04-28
US62/329,160 2016-04-28
US15/465,328 US20170280139A1 (en) 2016-03-22 2017-03-21 Apparatus and methods for adaptive calculation of quantization parameters in display stream compression
US15/465,328 2017-03-21
PCT/US2017/023604 WO2017165529A1 (en) 2016-03-22 2017-03-22 Apparatus and methods for adaptive calculation of quantization parameters in display stream compression

Publications (2)

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JP2019512970A true JP2019512970A (ja) 2019-05-16
JP2019512970A5 JP2019512970A5 (enExample) 2020-04-09

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US (1) US20170280139A1 (enExample)
EP (1) EP3434017B1 (enExample)
JP (1) JP2019512970A (enExample)
KR (1) KR20180122354A (enExample)
CN (1) CN108702513B (enExample)
BR (1) BR112018069086A2 (enExample)
CA (1) CA3014931A1 (enExample)
TW (1) TWI743098B (enExample)
WO (1) WO2017165529A1 (enExample)

Cited By (1)

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JP2023505950A (ja) * 2020-06-11 2023-02-14 テンセント・アメリカ・エルエルシー 修正された量子化器

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US10638133B2 (en) * 2018-01-31 2020-04-28 Qualcomm Incorporated Delta quantization parameter (QP) coding options for video
US10924739B2 (en) * 2018-10-31 2021-02-16 Ati Technologies Ulc Efficient quantization parameter prediction method for low latency video coding
KR102621118B1 (ko) * 2018-11-01 2024-01-04 삼성전자주식회사 영상 적응적 양자화 테이블을 이용한 영상의 부호화 장치 및 방법
ES3040393T3 (en) * 2019-10-28 2025-10-30 Lg Electronics Inc Method for encoding/decoding image using color space conversion, and method for transmitting bitstream
CN113038136B (zh) * 2019-12-25 2022-10-11 成都鼎桥通信技术有限公司 一种视频自适应调整方法和装置
US12192477B2 (en) 2021-03-23 2025-01-07 Samsung Electronics Co., Ltd. Quantum parameter control and the method thereof
EP4195666B1 (en) 2021-12-08 2024-11-20 Axis AB An encoding device and a method for encoding an image frame including selective restriction of offset compression values
CN117676141A (zh) * 2022-09-08 2024-03-08 华为技术有限公司 图像编解码方法、装置、编码器、解码器和系统

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JPH05236444A (ja) * 1992-02-21 1993-09-10 Nippon Telegr & Teleph Corp <Ntt> 量子化特性制御方法
JP2001169284A (ja) * 1999-10-26 2001-06-22 Sharp Corp 動画符号化装置における量子化ステップ設定方法及びその方法を用いた動画符号化装置
JP2007318617A (ja) * 2006-05-29 2007-12-06 Renesas Technology Corp 画像符号化装置、及び画像符号化プログラム
US20090310672A1 (en) * 2008-06-13 2009-12-17 W&W Communications, Inc. Method and System for Rate Control in a Video Encoder
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US7313318B2 (en) * 1998-06-17 2007-12-25 Victor Company Of Japan, Limited Video signal encoding and recording apparatus with variable transmission rate
JP4492777B2 (ja) * 2001-08-28 2010-06-30 日本電気株式会社 動画像符号化装置
US8879623B2 (en) * 2009-09-02 2014-11-04 Sony Computer Entertainment Inc. Picture-level rate control for video encoding a scene-change I picture
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US20130142250A1 (en) * 2011-12-06 2013-06-06 Broadcom Corporation Region based classification and adaptive rate control method and apparatus
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JP2001169284A (ja) * 1999-10-26 2001-06-22 Sharp Corp 動画符号化装置における量子化ステップ設定方法及びその方法を用いた動画符号化装置
JP2007318617A (ja) * 2006-05-29 2007-12-06 Renesas Technology Corp 画像符号化装置、及び画像符号化プログラム
US20090310672A1 (en) * 2008-06-13 2009-12-17 W&W Communications, Inc. Method and System for Rate Control in a Video Encoder
US20140098857A1 (en) * 2012-10-03 2014-04-10 Broadcom Corporation Bounded Rate Near-Lossless And Lossless Image Compression

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023505950A (ja) * 2020-06-11 2023-02-14 テンセント・アメリカ・エルエルシー 修正された量子化器
JP7447258B2 (ja) 2020-06-11 2024-03-11 テンセント・アメリカ・エルエルシー 修正された量子化器
JP2024059893A (ja) * 2020-06-11 2024-05-01 テンセント・アメリカ・エルエルシー 修正された量子化器
JP7722799B2 (ja) 2020-06-11 2025-08-13 テンセント・アメリカ・エルエルシー 修正された量子化器

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Publication number Publication date
US20170280139A1 (en) 2017-09-28
EP3434017A1 (en) 2019-01-30
CN108702513A (zh) 2018-10-23
TW201737708A (zh) 2017-10-16
CA3014931A1 (en) 2017-09-28
CN108702513B (zh) 2022-06-07
EP3434017C0 (en) 2024-02-28
WO2017165529A1 (en) 2017-09-28
TWI743098B (zh) 2021-10-21
BR112018069086A2 (pt) 2019-01-22
EP3434017B1 (en) 2024-02-28
KR20180122354A (ko) 2018-11-12

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