JP2017515378A5 - - Google Patents
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- JP2017515378A5 JP2017515378A5 JP2016562506A JP2016562506A JP2017515378A5 JP 2017515378 A5 JP2017515378 A5 JP 2017515378A5 JP 2016562506 A JP2016562506 A JP 2016562506A JP 2016562506 A JP2016562506 A JP 2016562506A JP 2017515378 A5 JP2017515378 A5 JP 2017515378A5
- Authority
- JP
- Japan
- Prior art keywords
- determining
- current block
- video data
- thresholds
- adjustment value
- 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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- 238000000034 method Methods 0.000 claims 9
- 230000004044 response Effects 0.000 claims 6
- 239000002131 composite material Substances 0.000 claims 4
- 238000013139 quantization Methods 0.000 claims 4
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461979868P | 2014-04-15 | 2014-04-15 | |
| US61/979,868 | 2014-04-15 | ||
| US201462034680P | 2014-08-07 | 2014-08-07 | |
| US62/034,680 | 2014-08-07 | ||
| US14/685,430 US9848193B2 (en) | 2014-04-15 | 2015-04-13 | System and method for selecting quantization parameter (QP) in display stream compression (DSC) |
| US14/685,430 | 2015-04-13 | ||
| PCT/US2015/025742 WO2015160801A2 (en) | 2014-04-15 | 2015-04-14 | System and method for selecting quantization parameter (qp) in display stream compression (dsc) |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017515378A JP2017515378A (ja) | 2017-06-08 |
| JP2017515378A5 true JP2017515378A5 (enExample) | 2018-04-26 |
| JP6449329B2 JP6449329B2 (ja) | 2019-01-09 |
Family
ID=54266171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016562506A Active JP6449329B2 (ja) | 2014-04-15 | 2015-04-14 | ディスプレイストリーム圧縮（ｄｓｃ）において量子化パラメータ（ｑｐ）を選択するためのシステムおよび方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9848193B2 (enExample) |
| EP (1) | EP3132602B1 (enExample) |
| JP (1) | JP6449329B2 (enExample) |
| KR (1) | KR101941760B1 (enExample) |
| CN (1) | CN106165418B (enExample) |
| BR (1) | BR112016024218A8 (enExample) |
| MX (1) | MX358538B (enExample) |
| WO (1) | WO2015160801A2 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10574988B2 (en) * | 2015-11-19 | 2020-02-25 | Qualcomm Incorporated | System and methods for reducing slice boundary visual artifacts in display stream compression (DSC) |
| US10432952B2 (en) * | 2015-11-19 | 2019-10-01 | Qualcomm Incorporated | System and methods for fixed-point approximations in display stream compression (DSC) |
| US10368073B2 (en) * | 2015-12-07 | 2019-07-30 | Qualcomm Incorporated | Multi-region search range for block prediction mode for display stream compression (DSC) |
| US10555002B2 (en) * | 2016-01-21 | 2020-02-04 | Intel Corporation | Long term reference picture coding |
| US20170280139A1 (en) | 2016-03-22 | 2017-09-28 | Qualcomm Incorporated | Apparatus and methods for adaptive calculation of quantization parameters in display stream compression |
| US10432936B2 (en) * | 2016-04-14 | 2019-10-01 | Qualcomm Incorporated | Apparatus and methods for perceptual quantization parameter (QP) weighting for display stream compression |
| US10855989B2 (en) * | 2016-06-09 | 2020-12-01 | Qualcomm Incorporated | Substream multiplexing for display stream compression |
| 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 |
| CN109429069B (zh) * | 2017-08-23 | 2021-08-24 | 珠海全志科技股份有限公司 | 一种显示流压缩编码器以及显示引擎 |
| US11368692B2 (en) * | 2018-10-31 | 2022-06-21 | Ati Technologies Ulc | Content adaptive quantization strength and bitrate modeling |
| JP6839377B1 (ja) | 2020-03-30 | 2021-03-10 | 三菱電機株式会社 | エレベーター |
| US11546617B2 (en) | 2020-06-30 | 2023-01-03 | At&T Mobility Ii Llc | Separation of graphics from natural video in streaming video content |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3189257B2 (ja) * | 1992-05-21 | 2001-07-16 | ソニー株式会社 | 画像符号器 |
| JP2002051221A (ja) * | 2000-08-01 | 2002-02-15 | Canon Inc | 画像符号化装置、画像復号化装置、システム、及びその方法並びに記憶媒体 |
| US6831947B2 (en) * | 2001-03-23 | 2004-12-14 | Sharp Laboratories Of America, Inc. | Adaptive quantization based on bit rate prediction and prediction error energy |
| CA2672339C (en) | 2006-12-12 | 2018-12-04 | Vantrix Corporation | An improved video rate control for video coding standards |
| EP2120460B1 (en) * | 2007-03-14 | 2018-04-11 | Nippon Telegraph and Telephone Corporation | Quantization control method, device, program, and recording medium containing the program |
| US8295344B2 (en) * | 2007-10-22 | 2012-10-23 | Broadcom Corporation | Adaptive rate control for encoding of variable frame rate video sources |
| US8897365B2 (en) * | 2008-11-19 | 2014-11-25 | Nvidia Corporation | Video rate control processor for a video encoding process |
| JP5197329B2 (ja) * | 2008-11-28 | 2013-05-15 | キヤノン株式会社 | 符号化装置及び符号化方法 |
| JP5257215B2 (ja) * | 2009-04-16 | 2013-08-07 | ソニー株式会社 | 画像符号化装置と画像符号化方法 |
| JP5342391B2 (ja) | 2009-09-25 | 2013-11-13 | 株式会社メガチップス | 画像処理装置 |
| US9185424B2 (en) * | 2011-07-05 | 2015-11-10 | Qualcomm Incorporated | Image data compression |
| US10812829B2 (en) | 2012-10-03 | 2020-10-20 | Avago Technologies International Sales Pte. Limited | 2D block image encoding |
-
2015
- 2015-04-13 US US14/685,430 patent/US9848193B2/en active Active
- 2015-04-14 JP JP2016562506A patent/JP6449329B2/ja active Active
- 2015-04-14 EP EP15778782.1A patent/EP3132602B1/en active Active
- 2015-04-14 WO PCT/US2015/025742 patent/WO2015160801A2/en not_active Ceased
- 2015-04-14 KR KR1020167031303A patent/KR101941760B1/ko active Active
- 2015-04-14 CN CN201580018029.5A patent/CN106165418B/zh not_active Expired - Fee Related
- 2015-04-14 BR BR112016024218A patent/BR112016024218A8/pt active Search and Examination
- 2015-04-14 MX MX2016013225A patent/MX358538B/es active IP Right Grant
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