Png Image Format Specification
. When reading multiple frames from the same GIF file specify idx as a. PNG itself does not support animation at all.Applications that need device-independent specification of colors in a PNG file can use the cHRM chunk to specify the 1931 CIE xy chromaticities of the red green and blue primaries used in the image and the referenced white point. The Graphics Interchange Format GIF. Five types of PNG image are defined see 61.
Owned by Unisys the GIF format and its usage in image-handling software involves.
For example if idx is 3 then imread returns the third image in the file. Five types of PNG image are defined see 61. The idx argument is supported only for multi-image GIF CUR ICO and HDF4 files. Owned by Unisys the GIF format and its usage in image-handling software involves.