METHOD AND SYSTEM FOR ASSESSING QUALITY OF MULTI-LEVEL VIDEO
First Claim
1. A system of assessing a quality of a multi-level video, comprising:
- a bitstream extractor to separate the multi-level video into a base layer bitstream and an enhanced layer bitstream;
a base layer quality assessment module to generate quality assessment result information of a base layer image by assessing an image quality of the base layer bitstream;
an enhanced layer quality assessment module to generate quality assessment result information of an enhanced layer image by assessing an image quality of the enhanced layer bitstream; and
a final video quality assessment module to assess a quality of experience (QoE) of the multi-level video based on quality assessment result information of the base layer image and quality assessment result information of the enhanced layer image.
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Accused Products
Abstract
Provided is a method of assessing an image quality of each of a base layer and an enhanced layer using a different scheme to assess a quality of a multi-level video based on assessment results. A multi-level video quality assessing system includes: a bitstream extractor to separate a multi-level video into a base layer bitstream and an enhanced layer bitstream; a base layer quality assessment module to generate quality assessment result information of a base layer image by assessing an image quality of base layer bitstream; an enhanced layer quality assessment module to generate quality assessment result information of an enhanced layer image by assessing an image quality of enhanced layer bitstream; and a final video quality assessment module to assess a quality of experience (QoE) of multi-level video based on quality assessment result information of each of the base layer image and the enhanced layer image.
9 Citations
16 Claims
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1. A system of assessing a quality of a multi-level video, comprising:
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a bitstream extractor to separate the multi-level video into a base layer bitstream and an enhanced layer bitstream; a base layer quality assessment module to generate quality assessment result information of a base layer image by assessing an image quality of the base layer bitstream; an enhanced layer quality assessment module to generate quality assessment result information of an enhanced layer image by assessing an image quality of the enhanced layer bitstream; and a final video quality assessment module to assess a quality of experience (QoE) of the multi-level video based on quality assessment result information of the base layer image and quality assessment result information of the enhanced layer image. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of assessing a quality of a multi-level video, comprising:
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separating the multi-level video into a base layer bitstream and an enhanced layer bitstream; generating quality assessment result information of a base layer image by assessing an image quality of the base layer bitstream; generating quality assessment result information of an enhanced layer image by assessing an image quality of the enhanced layer bitstream using a scheme different from the base layer bitstream; and assessing a QoE of the multi-level video based on quality assessment result information of the base layer image and quality assessment result information of the enhanced layer image. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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Specification