18605191. ENCODING METHOD AND DEVICE THEREOF, AND DECODING METHOD AND DEVICE THEREOF simplified abstract (SAMSUNG ELECTRONICS CO., LTD.)

ENCODING METHOD AND DEVICE THEREOF, AND DECODING METHOD AND DEVICE THEREOF

Organization Name

SAMSUNG ELECTRONICS CO., LTD.

Inventor(s)

Narae Choi of Suwon-si (KR)

Minsoo Park of Suwon-si (KR)

Minwoo Park of Suwon-si (KR)

Anish Tamse of Suwon-si (KR)

Seungsoo Jeong of Suwon-si (KR)

Kiho Choi of Suwon-si (KR)

Woongil Choi of Suwon-si (KR)

Yinji Piao of Suwon-si (KR)

ENCODING METHOD AND DEVICE THEREOF, AND DECODING METHOD AND DEVICE THEREOF - A simplified explanation of the abstract

This abstract first appeared for US patent application 18605191 titled 'ENCODING METHOD AND DEVICE THEREOF, AND DECODING METHOD AND DEVICE THEREOF

The video decoding method described in the abstract involves predicting a current block using an intra prediction mode, determining whether to apply position-dependent intra prediction filtering based on the intra prediction mode, and applying the filtering to the current sample of the block.

• Prediction of current block using intra prediction mode
• Determination of applying position-dependent intra prediction filtering
• Calculation of upper and left reference samples, weights for filtering
• Application of position-dependent intra prediction filtering to current sample

Potential Applications: - Video encoding and decoding technologies - Multimedia streaming services - Image processing applications

Problems Solved: - Improving video quality through enhanced prediction methods - Reducing artifacts and distortions in decoded video streams

Benefits: - Higher quality video output - Enhanced compression efficiency - Improved visual experience for viewers

Commercial Applications: Title: Advanced Video Decoding Technology for Enhanced Visual Quality This technology can be utilized in: - Video streaming platforms - Broadcast television systems - Video conferencing solutions

Questions about the technology: 1. How does the position-dependent intra prediction filtering improve video decoding quality?

  - The filtering enhances the accuracy of predicted samples, leading to better reconstruction of the video content.

2. What are the key factors considered in determining whether to apply the filtering?

  - The intra prediction mode of the current block plays a crucial role in deciding whether the filtering should be used.

Original Abstract Submitted

A video decoding method includes predicting a current block according to an intra prediction mode of the current block, determining whether to apply position dependent intra prediction filtering to the current block according to the intra prediction mode of the current block, when the position dependent intra prediction filtering is applied to the current block, determining at least one of an upper reference sample, a left reference sample, an upper weight, and a left weight for the position dependent intra prediction filtering of a current sample of the current block according to the intra prediction mode of the current block, and applying the position dependent intra prediction filtering to the current sample of the current block according to at least one of the upper reference sample, the left reference sample, the upper weight, and the left weight.