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Apparatus and method for performing deblocking

A technique of deblocking filtering and subblocking, applied in the field of improvement of deblocking filters

Pending Publication Date: 2021-03-23
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Especially for image blocks using sub-block tools (e.g., transform unit (TU), prediction unit (PU), coding unit (CU)), deblock filtering can be challenging

Method used

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  • Apparatus and method for performing deblocking
  • Apparatus and method for performing deblocking
  • Apparatus and method for performing deblocking

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Embodiment Construction

[0395]In the following description, reference is made to the accompanying drawings which form a part hereof and which show by way of illustration specific aspects of embodiments of the invention or in which embodiments of the invention may be used. It should be understood that the embodiments of the present invention may be utilized in other aspects and may include structural or logical changes not depicted in the accompanying drawings. Accordingly, the following detailed description should not be read in a limiting sense, and the scope of the invention is defined by the appended claims.

[0396] For example, it should be understood that a disclosure in connection with a described method is equally applicable to a corresponding device or system for performing the method, and vice versa. For example, if one or more specific method steps are described, the corresponding device may include one or more units such as functional units to perform the described one or more method step...

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Abstract

The present invention relates to the field of picture processing. Especially, the invention deals with improving the deblocking filter of an image coding device. At most a number MA of sample values of the first coding block adjacent to the block edge are modified and at most a number MB of sample values of the second coding block adjacent to the block edge are modified; or at most a number MA ofsample values of the second coding block adjacent to the block edge are modified and at most a number MB of sample values of the first coding block adjacent to the block edge are modified, MA is not equal with MB.

Description

[0001] Related Application Cross Reference [0002] This patent application claims priority to U.S. Provisional Patent Application No. 62 / 717,029, filed August 10, 2018, and claims priority to U.S. Provisional Patent Application No. 62 / 723,453, filed August 27, 2018. priority. The entire contents of the aforementioned patent applications are incorporated by reference in this application. technical field [0003] Embodiments of the invention relate to the field of image processing (eg video image and / or still image encoding). In particular, the invention relates to improvements in deblocking filters. Background technique [0004] Image coding (encoding and decoding) is widely used in digital image applications such as broadcast digital TV, video transmission over the Internet and mobile networks, real-time session applications such as video chat and video conferencing, DVD and Blu-ray discs, video content acquisition and editing systems and camcorders for security applicat...

Claims

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Application Information

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IPC IPC(8): H04N19/86
CPCH04N19/86H04N19/117H04N19/176H04N19/119H04N19/134H04N19/132H04N19/105
Inventor 阿南德·梅赫·科特拉陈建乐塞米赫·艾森力克王彪高晗赵志杰
Owner HUAWEI TECH CO LTD
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