CN115968545A - 图像编解码方法和装置 - Google Patents
图像编解码方法和装置 Download PDFInfo
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- CN115968545A CN115968545A CN202180031591.7A CN202180031591A CN115968545A CN 115968545 A CN115968545 A CN 115968545A CN 202180031591 A CN202180031591 A CN 202180031591A CN 115968545 A CN115968545 A CN 115968545A
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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
- H04N19/169—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
- H04N19/17—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 an image region, e.g. an object
- H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
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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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
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- 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
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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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
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- G—PHYSICS
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- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30168—Image quality inspection
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
本申请提供的图像编解码方法和装置，能够降低编码器和解码器的成本开销和功耗。该方法可以包括：从第一存储器读取第一帧图像的第一子图像，并将该第一子图像存入第二存储器，该第一存储器为片外存储器，该第二存储器为片内存储器；基于该第一子图像，对该第一子图像的基本层进行编码，得到该第一子图像的基本层的码流和第一重构图像；将该第一重构图像写入该第二存储器；从该第二存储器读取该第一重构图像和该第一子图像；基于该第一重构图像和该第一子图像，对该第一子图像的第一增强层进行编码，得到该第一子图像的第一增强层的码流和第二重构图像。
Description
PCT国内申请，说明书已公开。
Claims (34)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2021/112252 WO2023015520A1 (zh) | 2021-08-12 | 2021-08-12 | 图像编解码方法和装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115968545A true CN115968545A (zh) | 2023-04-14 |
Family
ID=85199759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180031591.7A Pending CN115968545A (zh) | 2021-08-12 | 2021-08-12 | 图像编解码方法和装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20240187611A1 (zh) |
| EP (1) | EP4366306A1 (zh) |
| CN (1) | CN115968545A (zh) |
| WO (1) | WO2023015520A1 (zh) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2880743A1 (fr) * | 2005-01-12 | 2006-07-14 | France Telecom | Dispositif et procedes de codage et de decodage echelonnables de flux de donnees d'images, signal, programme d'ordinateur et module d'adaptation de qualite d'image correspondants |
| KR20080089633A (ko) * | 2006-01-09 | 2008-10-07 | 노키아 코포레이션 | 스케일러블 비디오 부호화에서 에러 회복 모드 결정 |
| US20140003504A1 (en) * | 2012-07-02 | 2014-01-02 | Nokia Corporation | Apparatus, a Method and a Computer Program for Video Coding and Decoding |
| CN111491168A (zh) * | 2019-01-29 | 2020-08-04 | 华为软件技术有限公司 | 视频编解码方法、解码器、编码器和相关设备 |
| US11671592B2 (en) * | 2019-12-09 | 2023-06-06 | Qualcomm Incorporated | Position-dependent intra-prediction combination for angular intra-prediction modes for video coding |
| CN112104875B (zh) * | 2020-09-09 | 2023-04-11 | 中移（杭州）信息技术有限公司 | 视频编码方法、装置及存储介质 |
-
2021
- 2021-08-12 WO PCT/CN2021/112252 patent/WO2023015520A1/zh active Application Filing
- 2021-08-12 CN CN202180031591.7A patent/CN115968545A/zh active Pending
- 2021-08-12 EP EP21953139.9A patent/EP4366306A1/en active Pending
-
2024
- 2024-02-09 US US18/437,650 patent/US20240187611A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20240187611A1 (en) | 2024-06-06 |
| EP4366306A1 (en) | 2024-05-08 |
| WO2023015520A1 (zh) | 2023-02-16 |
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