Nvidia corporation (20240357090). CHROMA-FROM-LUMA MODE SELECTION FOR HIGH-PERFORMANCE VIDEO ENCODING simplified abstract

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CHROMA-FROM-LUMA MODE SELECTION FOR HIGH-PERFORMANCE VIDEO ENCODING

Organization Name

nvidia corporation

Inventor(s)

Yonghai Wu of Shanghai (CN)

Jianjun Chen of Shanghai (CN)

Yongmao Tang of Shanghai (CN)

Jing Yang of Shanghai (CN)

Wei Feng of Shanghai (CN)

CHROMA-FROM-LUMA MODE SELECTION FOR HIGH-PERFORMANCE VIDEO ENCODING - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240357090 titled 'CHROMA-FROM-LUMA MODE SELECTION FOR HIGH-PERFORMANCE VIDEO ENCODING

Simplified Explanation: The patent application describes systems and techniques for efficient real-time codec encoding of video files. It involves selecting an optimal intra-prediction mode, generating predicted pixels, and encoding alpha values in a bitstream.

  • The techniques involve receiving intra-prediction modes with corresponding costs.
  • Calculating costs for chroma-from-luma intra-prediction modes.
  • Selecting a final intra-prediction mode based on calculated costs.
  • Generating predicted pixels based on the selected mode.
  • Encoding alpha values in a bitstream.

Key Features and Innovation: - Efficient real-time codec encoding of video files - Selection of optimal intra-prediction modes - Generation of predicted pixels based on selected mode - Encoding of alpha values in a bitstream

Potential Applications: This technology can be applied in video streaming services, video editing software, surveillance systems, and video conferencing platforms.

Problems Solved: This technology addresses the need for efficient encoding of video files in real-time, improving video quality and reducing file sizes.

Benefits: - Enhanced video quality - Reduced file sizes - Improved real-time encoding efficiency

Commercial Applications: The technology can be utilized in video streaming platforms, video editing software, surveillance systems, and video conferencing applications, enhancing user experience and reducing bandwidth requirements.

Questions about Efficient Real-Time Codec Encoding: 1. How does the selection of optimal intra-prediction modes improve video encoding efficiency? 2. What are the benefits of encoding alpha values in a bitstream for video files?

Frequently Updated Research: Research on improving intra-prediction algorithms and optimizing codec encoding techniques is ongoing in the field of video processing technology.


Original Abstract Submitted

disclosed are systems and techniques for efficient real-time codec encoding of video files. in one embodiments, the techniques include receiving one or more intra-prediction modes, each having a corresponding cost; calculating a first cost of a chroma-from-luma intra-prediction mode; calculating a second cost of the chroma-from-luma intra-prediction mode; and calculating a final cost based on the first cost and the second cost. the techniques also include selecting a final intra-prediction mode; generating, based on the selected final intra-prediction mode, a block of predicted pixels that approximates a block of source pixels of an image frame; and encoding a first alpha value in a bitstream.