[dvipdfmx] bug with inclusion of a PNG

[Philip Taylor]

Paulo Ney de Souza wrote:

>
> And on another point, reading the PNG specification 
> (http://www.libpng.org/pub/png/spec/1.2/PNG-Chunks.html) I saw the 
> following text:
>
> An sRGB chunk or iCCP chunk, when present and recognized, overrides 
> the cHRM chunk.
>
> that seems to imply the calibration chunk should be ignore in the 
> presence of an sRGB chunk -- which I believe is our case, isn't it?

I do not see either an sRGB chunk or an iCCP chunk in "A.png", Paulo :



That is not to say that neither is there, but "TweakPNG" does not 
display them, so one or both /may/ be missing.
Philip Taylor
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