JP2013534795A5 - - Google Patents
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- JP2013534795A5 JP2013534795A5 JP2013519732A JP2013519732A JP2013534795A5 JP 2013534795 A5 JP2013534795 A5 JP 2013534795A5 JP 2013519732 A JP2013519732 A JP 2013519732A JP 2013519732 A JP2013519732 A JP 2013519732A JP 2013534795 A5 JP2013534795 A5 JP 2013534795A5
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- JP
- Japan
- Prior art keywords
- video
- unit
- transform
- constant value
- bit depth
- 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.)
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- 238000006243 chemical reaction Methods 0.000 description 134
- 238000000034 method Methods 0.000 description 69
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- 238000013139 quantization Methods 0.000 description 26
- 238000004891 communication Methods 0.000 description 17
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- 238000005192 partition Methods 0.000 description 13
- 230000006835 compression Effects 0.000 description 10
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Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US36478410P | 2010-07-15 | 2010-07-15 | |
| US61/364,784 | 2010-07-15 | ||
| US37076010P | 2010-08-04 | 2010-08-04 | |
| US61/370,760 | 2010-08-04 | ||
| US13/159,063 | 2011-06-13 | ||
| US13/159,063 US9185422B2 (en) | 2010-07-15 | 2011-06-13 | Variable localized bit-depth increase for fixed-point transforms in video coding |
| PCT/US2011/043462 WO2012009237A1 (en) | 2010-07-15 | 2011-07-08 | Variable localized bit depth increase for fixed-point transforms in video coding |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013534795A JP2013534795A (ja) | 2013-09-05 |
| JP2013534795A5 true JP2013534795A5 (OSRAM) | 2015-04-02 |
| JP5727006B2 JP5727006B2 (ja) | 2015-06-03 |
Family
ID=45466982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013519732A Expired - Fee Related JP5727006B2 (ja) | 2010-07-15 | 2011-07-08 | ビデオ符号化における固定小数点変換のための可変局所ビット深度増加 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9185422B2 (OSRAM) |
| EP (1) | EP2594072B1 (OSRAM) |
| JP (1) | JP5727006B2 (OSRAM) |
| KR (1) | KR101477435B1 (OSRAM) |
| CN (1) | CN103004192B (OSRAM) |
| WO (1) | WO2012009237A1 (OSRAM) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI433096B (zh) * | 2011-01-27 | 2014-04-01 | Novatek Microelectronics Corp | 面板驅動電路 |
| US9621890B2 (en) * | 2011-10-20 | 2017-04-11 | Thomson Licensing | Method and device for encoding a video frame, method and device for decoding a video frame and storage medium |
| CN106131560B (zh) * | 2012-01-20 | 2019-10-11 | 维洛媒体国际有限公司 | 解码装置和解码方法 |
| TWI597968B (zh) | 2012-12-21 | 2017-09-01 | 杜比實驗室特許公司 | 在高位元深度視訊的可適性編碼中，高精度升取樣 |
| JP6157114B2 (ja) * | 2012-12-28 | 2017-07-05 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| RU2016115055A (ru) * | 2013-09-20 | 2017-10-25 | Вид Скейл, Инк. | Системы и способы обеспечения кодирования 3d справочной таблицы для масштабируемости цветовой гаммы |
| GB2521349A (en) * | 2013-12-05 | 2015-06-24 | Sony Corp | Data encoding and decoding |
| AU2014362246B2 (en) | 2013-12-13 | 2018-01-25 | Interdigital Vc Holdings, Inc. | Color gamut scalable video coding device and method for the phase alignment of luma and chroma using interpolation |
| US9432696B2 (en) | 2014-03-17 | 2016-08-30 | Qualcomm Incorporated | Systems and methods for low complexity forward transforms using zeroed-out coefficients |
| US9516345B2 (en) | 2014-03-17 | 2016-12-06 | Qualcomm Incorporated | Systems and methods for low complexity forward transforms using mesh-based calculations |
| US10863200B2 (en) | 2014-07-25 | 2020-12-08 | Intel Corporation | Techniques for performing a forward transformation by a video encoder using a forward transform matrix |
| CN105513587B (zh) * | 2014-09-22 | 2020-07-24 | 联想(北京)有限公司 | 一种mfcc提取方法及装置 |
| US11363282B1 (en) * | 2016-09-07 | 2022-06-14 | Quantum Radius Corporation | System and method for low latency distributed image compression and composition |
| JP6324590B2 (ja) * | 2017-05-25 | 2018-05-16 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| CN110800296A (zh) * | 2017-06-29 | 2020-02-14 | 索尼公司 | 图像处理装置、图像处理方法和程序 |
| WO2019159697A1 (ja) * | 2018-02-14 | 2019-08-22 | ソニー株式会社 | 画像処理装置および方法 |
| CN111713104B (zh) * | 2018-02-14 | 2022-04-26 | 索尼公司 | 图像处理装置和方法 |
| JP2018142969A (ja) * | 2018-04-11 | 2018-09-13 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| TWI714153B (zh) | 2018-06-29 | 2020-12-21 | 大陸商北京字節跳動網絡技術有限公司 | 零單元的定義 |
| EP3751852A1 (en) * | 2019-06-12 | 2020-12-16 | intoPIX s.a. | Encoder and method of encoding a sequence of frames |
| US11375219B2 (en) * | 2019-09-24 | 2022-06-28 | Tencent America LLC | Coding method and system with improved dynamic internal bit depth |
| AU2019467045B2 (en) * | 2019-09-24 | 2025-09-11 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Predicted value determination method, encoder, decoder, and computer storage medium |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7082450B2 (en) | 2001-08-30 | 2006-07-25 | Nokia Corporation | Implementation of a transform and of a subsequent quantization |
| US7689052B2 (en) * | 2005-10-07 | 2010-03-30 | Microsoft Corporation | Multimedia signal processing using fixed-point approximations of linear transforms |
| US8548265B2 (en) | 2006-01-05 | 2013-10-01 | Fastvdo, Llc | Fast multiplierless integer invertible transforms |
| US8595281B2 (en) * | 2006-01-11 | 2013-11-26 | Qualcomm Incorporated | Transforms with common factors |
| US8606023B2 (en) * | 2006-06-26 | 2013-12-10 | Qualcomm Incorporated | Reduction of errors during computation of inverse discrete cosine transform |
| US8699810B2 (en) | 2006-06-26 | 2014-04-15 | Qualcomm Incorporated | Efficient fixed-point approximations of forward and inverse discrete cosine transforms |
| CN101458679B (zh) | 2007-12-10 | 2012-01-25 | 辉达公司 | 统一反向离散余弦变换(idct)微码处理器引擎 |
| US8607023B1 (en) | 2009-12-16 | 2013-12-10 | Applied Micro Circuits Corporation | System-on-chip with dynamic memory module switching |
-
2011
- 2011-06-13 US US13/159,063 patent/US9185422B2/en active Active
- 2011-07-08 CN CN201180034859.9A patent/CN103004192B/zh not_active Expired - Fee Related
- 2011-07-08 EP EP11733767.5A patent/EP2594072B1/en active Active
- 2011-07-08 WO PCT/US2011/043462 patent/WO2012009237A1/en not_active Ceased
- 2011-07-08 JP JP2013519732A patent/JP5727006B2/ja not_active Expired - Fee Related
- 2011-07-08 KR KR1020137003945A patent/KR101477435B1/ko not_active Expired - Fee Related
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