18605375. 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 18605375 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 based on an intra prediction mode, determining whether to apply position-dependent intra prediction filtering, and applying the filtering based on reference samples and weights.

• Prediction of current block based on intra prediction mode
• Determination of position-dependent intra prediction filtering application
• Calculation of reference samples and weights for filtering
• Application of position-dependent intra prediction filtering to current sample
• Utilization of upper reference sample, left reference sample, upper weight, and left weight for filtering

Potential Applications: - Video encoding and decoding systems - Multimedia streaming services - Video compression technologies

Problems Solved: - Enhancing video quality through improved prediction methods - Optimizing video decoding processes for efficiency

Benefits: - Higher quality video output - Reduced bandwidth usage for streaming services - Improved compression ratios for video files

Commercial Applications: Title: Enhanced Video Decoding Technology for Improved Quality This technology can be utilized in: - Video streaming platforms - Video surveillance systems - Video conferencing applications

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

  - The filtering enhances the accuracy of predicted blocks, leading to higher quality video output.

2. What impact does the utilization of reference samples and weights have on the video decoding process?

  - By using these parameters, the filtering process can be customized for each block, resulting in optimized decoding performance.

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.