JP6843844B2 - ビデオコーディングにおけるコンポーネントのレンジ調整の固定小数点実装 - Google Patents

ビデオコーディングにおけるコンポーネントのレンジ調整の固定小数点実装 Download PDF

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JP6843844B2
JP6843844B2 JP2018514786A JP2018514786A JP6843844B2 JP 6843844 B2 JP6843844 B2 JP 6843844B2 JP 2018514786 A JP2018514786 A JP 2018514786A JP 2018514786 A JP2018514786 A JP 2018514786A JP 6843844 B2 JP6843844 B2 JP 6843844B2
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video
parameters
scale
video data
parameter
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JP2018533278A5 (enExample
JP2018533278A (ja
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ラマスブラモニアン、アダルシュ・クリシュナン
ルサノフスキー、ドミトロ
ソール・ロジャルス、ジョエル
リ、ソンウォン
ブーダイジュ・シャンスル、ドネ
カルチェビチ、マルタ
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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
    • H04N19/189—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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/36—Scalability techniques involving formatting the layers as a function of picture distortion after decoding, e.g. signal-to-noise [SNR] scalability
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/187—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 scalable video layer

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Picture Signal Circuits (AREA)
JP2018514786A 2015-09-21 2016-09-20 ビデオコーディングにおけるコンポーネントのレンジ調整の固定小数点実装 Active JP6843844B2 (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201562221586P 2015-09-21 2015-09-21
US62/221,586 2015-09-21
US201562236804P 2015-10-02 2015-10-02
US62/236,804 2015-10-02
US201562241063P 2015-10-13 2015-10-13
US62/241,063 2015-10-13
US15/269,558 2016-09-19
US15/269,558 US10244249B2 (en) 2015-09-21 2016-09-19 Fixed point implementation of range adjustment of components in video coding
PCT/US2016/052633 WO2017053277A1 (en) 2015-09-21 2016-09-20 Fixed point implementation of range adjustment of components in video coding

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JP2018533278A JP2018533278A (ja) 2018-11-08
JP2018533278A5 JP2018533278A5 (enExample) 2019-10-03
JP6843844B2 true JP6843844B2 (ja) 2021-03-17

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EP (1) EP3354025B1 (enExample)
JP (1) JP6843844B2 (enExample)
KR (1) KR102824171B1 (enExample)
CN (1) CN108028936B9 (enExample)
AU (2) AU2016328638A1 (enExample)
ES (1) ES2967321T3 (enExample)
PL (1) PL3354025T3 (enExample)
TW (1) TWI736555B (enExample)
WO (1) WO2017053277A1 (enExample)

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US20190191174A1 (en) 2019-06-20
WO2017053277A1 (en) 2017-03-30
US10244249B2 (en) 2019-03-26
AU2021200087A1 (en) 2021-03-18
US20170085894A1 (en) 2017-03-23
CN108028936A (zh) 2018-05-11
PL3354025T3 (pl) 2024-04-02
TW201722154A (zh) 2017-06-16
CN108028936B9 (zh) 2023-10-13
EP3354025B1 (en) 2023-12-13
AU2021200087B2 (en) 2022-04-14
KR102824171B1 (ko) 2025-06-23
AU2016328638A1 (en) 2018-04-26
EP3354025A1 (en) 2018-08-01
ES2967321T3 (es) 2024-04-29
US11128878B2 (en) 2021-09-21
EP3354025C0 (en) 2023-12-13
CN108028936B (zh) 2022-01-18
TWI736555B (zh) 2021-08-21
JP2018533278A (ja) 2018-11-08
KR20180054782A (ko) 2018-05-24

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