JP2018137542A5 - - Google Patents
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- JP2018137542A5 JP2018137542A5 JP2017029229A JP2017029229A JP2018137542A5 JP 2018137542 A5 JP2018137542 A5 JP 2018137542A5 JP 2017029229 A JP2017029229 A JP 2017029229A JP 2017029229 A JP2017029229 A JP 2017029229A JP 2018137542 A5 JP2018137542 A5 JP 2018137542A5
- Authority
- JP
- Japan
- Prior art keywords
- image
- quantization parameter
- encoding
- complexity
- block
- 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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- 238000013139 quantization Methods 0.000 claims description 18
- 230000001131 transforming effect Effects 0.000 claims description 3
- 238000003708 edge detection Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017029229A JP6906324B2 (ja) | 2017-02-20 | 2017-02-20 | 符号化装置、符号化方法、及び、プログラム |
| US15/895,508 US10630982B2 (en) | 2017-02-20 | 2018-02-13 | Encoding apparatus, encoding method, and non-transitory computer-readable storage medium for performing encoding with quantization parameters according to a feature of an image |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017029229A JP6906324B2 (ja) | 2017-02-20 | 2017-02-20 | 符号化装置、符号化方法、及び、プログラム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018137542A JP2018137542A (ja) | 2018-08-30 |
| JP2018137542A5 true JP2018137542A5 (enExample) | 2020-04-02 |
| JP6906324B2 JP6906324B2 (ja) | 2021-07-21 |
Family
ID=63168143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017029229A Expired - Fee Related JP6906324B2 (ja) | 2017-02-20 | 2017-02-20 | 符号化装置、符号化方法、及び、プログラム |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US10630982B2 (enExample) |
| JP (1) | JP6906324B2 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7016660B2 (ja) * | 2017-10-05 | 2022-02-07 | キヤノン株式会社 | 符号化装置、その制御方法、および制御プログラム、並びに撮像装置 |
| US10812797B2 (en) * | 2018-02-05 | 2020-10-20 | Tencent America LLC | Method, apparatus and medium for decoding or encoding using a low-complexity transform |
| AU2022218177B2 (en) * | 2021-02-04 | 2024-02-15 | Hinge Health, Inc. | Patient-centered musculoskeletal (msk) care system and associated programs for therapies for different anatomical regions |
| CN119054278A (zh) * | 2022-04-27 | 2024-11-29 | 新唐科技日本株式会社 | 图像编码装置及图像编码方法 |
| CN115695793A (zh) * | 2022-10-24 | 2023-02-03 | 天津津航计算技术研究所 | 一种jpeg图像压缩系统 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8363717B2 (en) * | 2005-05-17 | 2013-01-29 | Canon Kabushiki Kaisha | Image processing apparatus |
| US8064517B1 (en) * | 2007-09-07 | 2011-11-22 | Zenverge, Inc. | Perceptually adaptive quantization parameter selection |
| US9445110B2 (en) * | 2007-09-28 | 2016-09-13 | Dolby Laboratories Licensing Corporation | Video compression and transmission techniques |
| US8363719B2 (en) * | 2007-10-29 | 2013-01-29 | Canon Kabushiki Kaisha | Encoding apparatus, method of controlling thereof, and computer program |
| US9473792B2 (en) * | 2009-11-06 | 2016-10-18 | Texas Instruments Incorporated | Method and system to improve the performance of a video encoder |
| US8428381B2 (en) * | 2010-06-04 | 2013-04-23 | Altek Corporation | Image compression method with variable quantization parameter |
| TWI638564B (zh) * | 2011-12-21 | 2018-10-11 | Jvc建伍股份有限公司 | Dynamic image decoding device, dynamic image decoding method, and recording medium recorded with dynamic image decoding program |
| JP6226578B2 (ja) * | 2013-06-13 | 2017-11-08 | 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 |
| US10097851B2 (en) * | 2014-03-10 | 2018-10-09 | Euclid Discoveries, Llc | Perceptual optimization for model-based video encoding |
| US10091507B2 (en) * | 2014-03-10 | 2018-10-02 | Euclid Discoveries, Llc | Perceptual optimization for model-based video encoding |
-
2017
- 2017-02-20 JP JP2017029229A patent/JP6906324B2/ja not_active Expired - Fee Related
-
2018
- 2018-02-13 US US15/895,508 patent/US10630982B2/en active Active
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