dvips 发出“已知不正确的 sRGB 配置文件”警告有什么危害吗？

Question

这是我使用MikTex 2.9stderr进行编译时从流中获得的结果：lualatex

This is dvips(k) 5.993 Copyright 2013 Radical Eye Software (www.radicaleye.com)
' TeX output 2014.06.27:1240' -> chart-autopp.ps
<d:/Program Files (x86)/MiKTeX 2.9/dvips/base/tex.pro>
<d:/Program Files (x86)/MiKTeX 2.9/dvips/misc/alt-rule.pro>
<d:/Program Files (x86)/MiKTeX 2.9/dvips/pstricks/pstricks.pro>
<d:/Program Files (x86)/MiKTeX 2.9/dvips/pstricks/pst-algparser.pro>
<d:/Program Files (x86)/MiKTeX 2.9/dvips/pst-tools/pst-tools.pro>
<d:/Program Files (x86)/MiKTeX 2.9/dvips/pstricks/pst-dots.pro>
<d:/Program Files (x86)/MiKTeX 2.9/dvips/pst-barcode/pst-barcode.pro>
<d:/Program Files (x86)/MiKTeX 2.9/dvips/base/special.pro>. [1] 
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile

这些警告是否表明需要纠正某些事情，或者可以忽略它们？

梅威瑟：

\documentclass[border=10pt]{standalone}
\documentclass{article}
\usepackage{pst-barcode}
\usepackage[crop=off]{auto-pst-pdf}

\begin{document}

\begin{adjustbox}{valign=t}
\begin{pspicture}(1.02in,1.02in)
    \psbarcode{http://localhost/Intranet/chart.aspx?id=10509110}{version=5}{qrcode}
\end{pspicture}
\end{adjustbox}

\end{document}