18636487. METHODS AND DEVICES FOR QUANTIZATION AND DE-QUANTIZATION DESIGN IN VIDEO CODING simplified abstract (BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.)
Contents
METHODS AND DEVICES FOR QUANTIZATION AND DE-QUANTIZATION DESIGN IN VIDEO CODING
Organization Name
BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.
Inventor(s)
Hong-Jheng Jhu of San Diego CA (US)
Xiaoyu Xiu of San Diego CA (US)
Xianglin Wang of San Diego CA (US)
Yi-Wen Chen of San Diego CA (US)
Tsung-Chuan Ma of San Diego CA (US)
METHODS AND DEVICES FOR QUANTIZATION AND DE-QUANTIZATION DESIGN IN VIDEO CODING - A simplified explanation of the abstract
This abstract first appeared for US patent application 18636487 titled 'METHODS AND DEVICES FOR QUANTIZATION AND DE-QUANTIZATION DESIGN IN VIDEO CODING
The method described in the abstract is a video encoding technique that involves determining quantization parameters, deriving scale values, and obtaining coefficients for coding units based on various parameters.
- Determining quantization parameters and quantized levels for coding blocks
- Deriving scale values by scaling quantization parameters with a scale factor
- Determining parameters associated with coding units
- Obtaining bit-shifts by manipulating the parameters
- Obtaining coefficients for coding units based on quantized levels, scale values, and bit-shifts
Potential Applications: - Video streaming services - Video conferencing systems - Security and surveillance systems
Problems Solved: - Efficient video encoding for better compression - Improved video quality at lower bitrates
Benefits: - Reduced bandwidth consumption - Enhanced video quality - Faster video encoding process
Commercial Applications: Title: Advanced Video Encoding Technology for Enhanced Streaming Services This technology can be utilized by streaming platforms to improve video quality and reduce bandwidth costs, leading to a better user experience and cost savings for the service providers.
Questions about Video Encoding Technology: 1. How does this method improve video quality while reducing bandwidth consumption? - This method optimizes the encoding process by efficiently determining parameters and obtaining coefficients, resulting in higher quality video at lower bitrates. 2. What are the potential drawbacks of implementing this video encoding technique? - The main drawback could be the complexity of the algorithm, which may require more computational resources for encoding.
Original Abstract Submitted
A method for video encoding is provided. The method may be applied in an encoder and includes: determining, for a first coding block, a quantization parameter and a quantized level; deriving a scale value by scaling the quantization parameter by a scale factor; determining a plurality of parameters associated with a coding unit (CU); obtaining a plurality of bit-shifts by bit-shifting the plurality of parameters; and obtaining a plurality of coefficients associated with the CU based on the quantized level, the scale value, and the plurality of bit-shifts.
