18094805. VIDEO DECODING METHOD AND APPARATUS USING MULTI-CORE TRANSFORM, AND VIDEO ENCODING METHOD AND APPARATUS USING MULTI-CORE TRANSFORM simplified abstract (SAMSUNG ELECTRONICS CO., LTD.)
VIDEO DECODING METHOD AND APPARATUS USING MULTI-CORE TRANSFORM, AND VIDEO ENCODING METHOD AND APPARATUS USING MULTI-CORE TRANSFORM
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VIDEO DECODING METHOD AND APPARATUS USING MULTI-CORE TRANSFORM, AND VIDEO ENCODING METHOD AND APPARATUS USING MULTI-CORE TRANSFORM - A simplified explanation of the abstract
This abstract first appeared for US patent application 18094805 titled 'VIDEO DECODING METHOD AND APPARATUS USING MULTI-CORE TRANSFORM, AND VIDEO ENCODING METHOD AND APPARATUS USING MULTI-CORE TRANSFORM
Simplified Explanation
The patent application describes a method and apparatus for performing transformation and inverse transformation on a current block in video encoding and decoding processes. This involves the use of multi-core transform kernels.
- The method involves using multi-core transformation kernels to perform transformation and inverse transformation on a current block in video encoding and decoding processes.
- The video decoding method includes obtaining multi-core transformation information from a bitstream, which indicates whether multi-core transformation kernels are to be used based on the size of the current block.
- Horizontal transform kernel information and vertical transform kernel information are obtained from the bitstream when multi-core transformation kernels are used.
- The method further involves determining a horizontal transform kernel and a vertical transform kernel for the current block based on the obtained kernel information.
- Finally, the inverse transformation is performed on the current block using the determined horizontal and vertical transform kernels.
Potential applications of this technology:
- Video encoding and decoding processes
- Multimedia applications
- Video streaming services
- Video compression algorithms
Problems solved by this technology:
- Efficient transformation and inverse transformation of video blocks
- Optimization of video encoding and decoding processes
- Enhanced video quality and compression efficiency
Benefits of this technology:
- Improved video encoding and decoding performance
- Higher video quality and compression efficiency
- Reduced computational complexity
- Enhanced multimedia applications and services
Original Abstract Submitted
A method and apparatus for performing transformation and inverse transformation on a current block by using multi-core transform kernels in video encoding and decoding processes. A video decoding method may include obtaining, from a bitstream, multi-core transformation information indicating whether multi-core transformation kernels are to be used according to a size of a current block; obtaining horizontal transform kernel information and vertical transform kernel information from the bitstream when the multi-core transformation kernels are used according to the multi-core transformation information; determining a horizontal transform kernel for the current block according to the horizontal transform kernel information; determining a vertical transform kernel for the current block according to the vertical transform kernel information; and performing inverse transformation on the current block by using the horizontal transform kernel and the vertical transform kernel.
