Huawei technologies co., ltd. (20240283938). EARLY TERMINATION FOR OPTICAL FLOW REFINEMENT simplified abstract
EARLY TERMINATION FOR OPTICAL FLOW REFINEMENT
Organization Name
Inventor(s)
Sriram Sethuraman of Bangalore (IN)
Sagar Kotecha of Mangal Karyalaya (IN)
EARLY TERMINATION FOR OPTICAL FLOW REFINEMENT - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240283938 titled 'EARLY TERMINATION FOR OPTICAL FLOW REFINEMENT
Simplified Explanation
The patent application describes a method for video coding that involves obtaining initial motion vectors, calculating matching costs, and performing an optical flow refinement process to improve inter prediction.
- Obtaining initial motion vectors for a current block
- Obtaining first predictions for a sample value based on the motion vectors
- Calculating a matching cost based on the predictions
- Determining if an optical flow refinement process should be performed
- Performing the optical flow refinement process to obtain a final inter prediction
Key Features and Innovation
- Method for video coding involving motion vectors and optical flow refinement
- Improves inter prediction accuracy in video coding
- Efficient way to enhance video compression and quality
Potential Applications
- Video streaming services
- Video surveillance systems
- Video conferencing platforms
Problems Solved
- Enhances video compression efficiency
- Improves video quality in motion-intensive scenes
- Reduces bandwidth usage for video transmission
Benefits
- Higher quality video encoding
- More accurate motion prediction
- Improved video streaming performance
Commercial Applications
Optical flow refinement in video coding can be utilized in various commercial applications such as video streaming services, video surveillance systems, and video conferencing platforms. This technology can improve video quality, reduce bandwidth usage, and enhance overall user experience.
Prior Art
For prior art related to optical flow refinement in video coding, researchers can explore patents and academic papers in the field of video compression, motion estimation, and video coding standards like H.264 and H.265.
Frequently Updated Research
Researchers in the field of video coding and compression are constantly exploring new techniques to improve video quality and compression efficiency. Stay updated on the latest advancements in optical flow refinement and motion estimation algorithms for video coding applications.
Questions about Optical Flow Refinement in Video Coding
What are the potential applications of optical flow refinement in video coding?
Optical flow refinement in video coding can be applied in various industries such as video streaming, surveillance, and conferencing to enhance video quality and compression efficiency.
How does optical flow refinement improve inter prediction in video coding?
Optical flow refinement helps to refine motion vectors and predictions, leading to more accurate inter prediction in video coding, resulting in higher-quality video output.
Original Abstract Submitted
it is provided a method of video coding implemented in a decoding device or an encoding device, the method comprising: obtaining initial motion vectors for a current block; obtaining first predictions for a sample value in the current block based on the initial motion vectors; calculating a first matching cost according to the first predictions; determining whether an optical flow refinement process should be performed or not, according to at least one preset condition, the at least one preset condition comprising a condition of whether the calculated first matching cost is equal to or larger than a threshold value; and performing an optical flow refinement process for obtaining a final inter prediction for the sample value in the current block, when it is determined that the optical flow refinement process should be performed.