Linux Standard Base Desktop Specification 4.1 | ||
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png_get_cHRM() shall return the CIE x,y chromaticities of the red, green and blue display primaries used in the image and the referenced white point from the cHRM chunk in the image.
On success, png_get_cHRM() shall return PNG_INFO_cHRM. Otherwise, the function shall return 0.
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png_get_bit_depth | Up | png_get_channels |