Picture coding method, picture decoding method, picture coding apparatus, picture decoding apparatus, and program thereof
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United States of America Patent
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Sep 13, 2016
Grant Date -
Dec 17, 2015
app pub date -
Aug 27, 2015
filing date -
Aug 18, 2004
priority date (Note) -
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Abstract
A picture coding method of the present invention codes a picture signal and a ratio of a number of luminance pixels and a number of chrominance pixels for the picture signal, and then one coding method out of at least two coding methods is selected depending on the ratio. Next, data related to a picture size is coded in accordance with the selected coding method. The data related to the picture size indicates a size of the picture corresponding to the picture signal or an output area, which is a pixel area to be outputted in decoding in a whole pixel area coded in the picture signal coding.
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