Lg electronics inc. (20240137501). INTRA PREDICTION-BASED IMAGE CODING METHOD AND DEVICE USING MPM LIST simplified abstract

INTRA PREDICTION-BASED IMAGE CODING METHOD AND DEVICE USING MPM LIST

Organization Name

lg electronics inc.

Inventor(s)

Jin Heo of Seoul (KR)

Sunmi Yoo of Seoul (KR)

Ling Li of Seoul (KR)

Jangwon Choi of Seoul (KR)

Jungah Choi of Seoul (KR)

INTRA PREDICTION-BASED IMAGE CODING METHOD AND DEVICE USING MPM LIST - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240137501 titled 'INTRA PREDICTION-BASED IMAGE CODING METHOD AND DEVICE USING MPM LIST

Simplified Explanation

The image decoding method described in the abstract involves deriving candidate intra prediction modes for a current block based on the left and upper peripheral blocks, constructing an mpm list, generating prediction samples, and deriving the final intra prediction mode from the mpm list.

• Deriving left and upper modes as candidate intra prediction modes for a current block
• Constructing an mpm list based on the left and upper modes
• Generating prediction samples for the current block
• Deriving the final intra prediction mode from the mpm list
• Choosing the left or upper mode as the final prediction mode based on specific conditions

Potential Applications

This technology can be applied in video coding and decoding systems, image processing applications, and multimedia communication systems.

Problems Solved

This technology helps improve the efficiency and accuracy of intra prediction in image decoding, leading to better image quality and compression performance.

Benefits

The benefits of this technology include enhanced image quality, reduced data size for storage and transmission, and improved overall performance of image and video processing systems.

Potential Commercial Applications

Potential commercial applications of this technology include video streaming services, video conferencing systems, surveillance systems, and multimedia content delivery platforms.

Possible Prior Art

One possible prior art in this field is the use of various intra prediction modes in image and video coding standards such as H.264/AVC and H.265/HEVC.

How does this method compare to existing intra prediction techniques in terms of computational complexity and prediction accuracy?

This article does not provide a direct comparison with existing intra prediction techniques in terms of computational complexity and prediction accuracy. Further research and experimentation may be needed to evaluate the performance of this method against other techniques.

What impact does the choice of the left or upper mode have on the overall image quality and compression efficiency?

The abstract does not delve into the specific impact of choosing the left or upper mode on image quality and compression efficiency. Future studies could investigate the influence of this decision on the final output of the image decoding process.

Original Abstract Submitted

an image decoding method according to the present document derives a left mode, which is a candidate intra prediction mode for a left peripheral block of a current block, derives an upper mode, which is a candidate intra prediction mode for an upper peripheral block of the current block, constructs an mpm list on the basis of the left mode and the upper mode, derives an intra prediction mode of the current block on the basis of the mpm list, generates prediction samples of the current block on the basis of the intra prediction mode, generates a restoration picture of the current block on the basis of the prediction samples, and derives the left mode or the upper mode as one from among candidate intra prediction modes of the mpm list, on the basis of when the left mode and the upper mode are not the same and the left mode and the upper mode are respectively a planar mode and a dc mode.