JP2015154454A5 - - Google Patents

Download PDF

Info

Publication number
JP2015154454A5
JP2015154454A5 JP2014029686A JP2014029686A JP2015154454A5 JP 2015154454 A5 JP2015154454 A5 JP 2015154454A5 JP 2014029686 A JP2014029686 A JP 2014029686A JP 2014029686 A JP2014029686 A JP 2014029686A JP 2015154454 A5 JP2015154454 A5 JP 2015154454A5
Authority
JP
Japan
Prior art keywords
noise
code amount
amount adjustment
value
image
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2014029686A
Other languages
English (en)
Japanese (ja)
Other versions
JP6300565B2 (ja
JP2015154454A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2014029686A priority Critical patent/JP6300565B2/ja
Priority claimed from JP2014029686A external-priority patent/JP6300565B2/ja
Priority to US14/594,507 priority patent/US10057576B2/en
Publication of JP2015154454A publication Critical patent/JP2015154454A/ja
Publication of JP2015154454A5 publication Critical patent/JP2015154454A5/ja
Application granted granted Critical
Publication of JP6300565B2 publication Critical patent/JP6300565B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2014029686A 2014-02-19 2014-02-19 動画像符号化装置、プログラム、および、集積回路 Active JP6300565B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2014029686A JP6300565B2 (ja) 2014-02-19 2014-02-19 動画像符号化装置、プログラム、および、集積回路
US14/594,507 US10057576B2 (en) 2014-02-19 2015-01-12 Moving image coding apparatus, moving image coding method, storage medium, and integrated circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014029686A JP6300565B2 (ja) 2014-02-19 2014-02-19 動画像符号化装置、プログラム、および、集積回路

Publications (3)

Publication Number Publication Date
JP2015154454A JP2015154454A (ja) 2015-08-24
JP2015154454A5 true JP2015154454A5 (enExample) 2017-03-02
JP6300565B2 JP6300565B2 (ja) 2018-03-28

Family

ID=53799299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014029686A Active JP6300565B2 (ja) 2014-02-19 2014-02-19 動画像符号化装置、プログラム、および、集積回路

Country Status (2)

Country Link
US (1) US10057576B2 (enExample)
JP (1) JP6300565B2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9552628B2 (en) * 2014-03-12 2017-01-24 Megachips Corporation Image processor
CN105960802B (zh) * 2014-10-08 2018-02-06 微软技术许可有限责任公司 切换色彩空间时对编码和解码的调整
US10356408B2 (en) * 2015-11-27 2019-07-16 Canon Kabushiki Kaisha Image encoding apparatus and method of controlling the same
WO2018068239A1 (zh) * 2016-10-12 2018-04-19 深圳市大疆创新科技有限公司 码率控制的方法、计算机系统和装置
KR102366520B1 (ko) * 2017-10-30 2022-02-23 한화테크윈 주식회사 영상의 노이즈 레벨 결정 방법
US10791343B2 (en) * 2018-03-13 2020-09-29 Google Llc Mixed noise and fine texture synthesis in lossy image compression
CN110830801B (zh) * 2018-08-13 2021-10-01 华为技术有限公司 视频编码速率控制方法以及相关装置
WO2020036955A1 (en) * 2018-08-14 2020-02-20 Contrast, Inc. Image processing noise reduction
US10652552B1 (en) * 2019-02-01 2020-05-12 Google Llc Efficient noise reduction coding
KR102864473B1 (ko) * 2019-08-07 2025-09-25 한국전자통신연구원 심층 신경망을 기반으로 영상의 압축 포아송 잡음을 제거하는 방법 및 장치
WO2021230707A1 (ko) * 2020-05-15 2021-11-18 삼성전자 주식회사 압축 영상의 노이즈를 추출하는 방법 및 장치, 압축 영상의 노이즈를 저감하는 방법 및 장치
US12192477B2 (en) * 2021-03-23 2025-01-07 Samsung Electronics Co., Ltd. Quantum parameter control and the method thereof

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3347409B2 (ja) * 1993-08-26 2002-11-20 キヤノン株式会社 画像符号化装置及びその方法
US6222881B1 (en) * 1994-10-18 2001-04-24 Intel Corporation Using numbers of non-zero quantized transform signals and signal differences to determine when to encode video signals using inter-frame or intra-frame encoding
JPH09238342A (ja) * 1996-03-01 1997-09-09 Canon Inc 画像符号化装置及び方法
US7177358B2 (en) * 2000-06-27 2007-02-13 Mitsubishi Denki Kabushiki Kaisha Picture coding apparatus, and picture coding method
US7869500B2 (en) * 2004-04-27 2011-01-11 Broadcom Corporation Video encoder and method for detecting and encoding noise
JP4196929B2 (ja) * 2004-10-19 2008-12-17 日本ビクター株式会社 ノイズ検出装置及びノイズ検出プログラム
US8363717B2 (en) * 2005-05-17 2013-01-29 Canon Kabushiki Kaisha Image processing apparatus
US7920628B2 (en) * 2005-07-29 2011-04-05 Broadcom Corporation Noise filter for video compression
US20090268981A1 (en) * 2006-09-29 2009-10-29 Xiaoan Lu Spatial activity metric and method for evaluating the same
JP2009044483A (ja) * 2007-08-09 2009-02-26 Panasonic Corp 画像符号化装置
US9049446B2 (en) * 2008-12-17 2015-06-02 Telefonaktiebolaget L M Ericsson (Publ) Adaptive quantization based on bit ratio
JP5039017B2 (ja) * 2008-12-22 2012-10-03 日本放送協会 ノイズレベル検出装置
JP5091880B2 (ja) * 2009-01-16 2012-12-05 日本放送協会 動画像ノイズ除去装置および動画像ノイズ除去プログラム
JP5251774B2 (ja) 2009-07-27 2013-07-31 ソニー株式会社 画像符号化装置および画像符号化方法
JP6339811B2 (ja) * 2014-01-27 2018-06-06 株式会社メガチップス ノイズ判定装置、ノイズ判定方法
JP6199749B2 (ja) * 2014-01-16 2017-09-20 株式会社メガチップス ノイズ判定装置およびノイズ判定方法

Similar Documents

Publication Publication Date Title
JP2015154454A5 (enExample)
CN104219522B (zh) 一种视频图像编码中的码率控制方法及装置
RU2014150547A (ru) Устройство и способ обработки изображений
MY160578A (en) Method and apparatus for encoding and decoding image by using large transform unit
JP2015019152A5 (enExample)
CA3244817A1 (en) Geometric transforms for filters for video coding
MX381112B (es) Metodo de prediccion de imagenes y aparato de prediccion de imagenes.
JP2016509438A5 (enExample)
JP2016111695A5 (enExample)
JP2012161074A5 (enExample)
JP2014160987A5 (enExample)
JP2015506603A5 (enExample)
RU2013143011A (ru) Мультимитрическая фильтрация
JP2020078031A5 (enExample)
WO2015199969A3 (en) Exposure metering based on background pixels
JP2012235306A5 (enExample)
JP2018101866A5 (enExample)
JP2015532061A5 (enExample)
MX352633B (es) Método mejorado de asignación de bit para compresión de imagen y video utilizando guía perceptual.
IL309691A (en) Method and apparatus for video encoding and decoding based on block shape
JP2016518769A5 (enExample)
RU2015107755A (ru) Устройство обработки изображений и способ обработки изображений
JP2015002368A5 (enExample)
JP2014219790A5 (enExample)
JP2016517194A5 (enExample)