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Image parallel processing method and device and electronic equipment

A parallel processing and image technology, applied in the field of video coding and decoding, can solve the problems of low parallel granularity, low efficiency, poor quality, etc., and achieve the effect of improving parallel granularity and accelerating the intra-frame prediction process

Inactive Publication Date: 2019-10-11
HUNAN GOKE MICROELECTRONICS
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Problems solved by technology

Moreover, due to the correlation of data when encoding video images, the existing optimization methods have problems such as low overall parallel granularity, low efficiency, and poor quality.

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  • Image parallel processing method and device and electronic equipment
  • Image parallel processing method and device and electronic equipment
  • Image parallel processing method and device and electronic equipment

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Embodiment Construction

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

[0025] It should be noted that like numerals and let...

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Abstract

The embodiment of the invention provides an image parallel processing method and device and electronic equipment, and relates to the field of video encoding and decoding. The method comprises the steps that firstly, an obtained original image is divided into a plurality of prediction units, each prediction unit comprises a plurality of to-be-processed pixel groups, and each to-be-processed pixel group comprises to-be-processed pixel points; intra-frame prediction is performed on to-be-processed pixel points in a plurality of to-be-processed pixel groups according to a plurality of preset parallel processing units, the plurality of parallel processing units corresponding to the plurality of to-be-processed pixel groups. According to the method and the device, the plurality of parallel processing units are superposed to perform intra-frame prediction on one prediction unit in parallel, so that the whole intra-frame prediction process is accelerated, and the overall parallel granularity,processing efficiency and prediction quality are remarkably improved.

Description

technical field [0001] The present invention relates to the field of video encoding and decoding, in particular to an image parallel processing method, device and electronic equipment. Background technique [0002] With the popularity of 4K resolution, the amount of video image data that video codecs need to process increases rapidly. How to improve the performance of video codecs has become the primary task of developers. [0003] Under the coding standard of HEVC (High Efficiency Video Coding), the parallel processing of intra prediction is an important means to improve the coding efficiency. At present, the optimization of parallel processing of intra prediction in HEVC is mainly through the specific size of CU ( Coding Unit, coding unit) is optimized to achieve. Moreover, due to the correlation of data during video image encoding, the existing optimization methods have problems such as low overall parallel granularity, low efficiency, and poor quality. Contents of the...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N19/436H04N19/80H04N19/96
CPCH04N19/80H04N19/436H04N19/96
Inventor 李彬
Owner HUNAN GOKE MICROELECTRONICS
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