<HTML ><HEAD ><TITLE >imagecolorallocatealpha</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="PHP Manual" HREF="index.html"><LINK REL="UP" TITLE="Image functions" HREF="ref.image.html"><LINK REL="PREVIOUS" TITLE="imagecolorallocate" HREF="function.imagecolorallocate.html"><LINK REL="NEXT" TITLE="imagecolorat" HREF="function.imagecolorat.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-1"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.imagecolorallocate.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.imagecolorat.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.imagecolorallocatealpha" ></A >imagecolorallocatealpha</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN34484" ></A ><P > (no version information, might be only in CVS)</P >imagecolorallocatealpha -- Allocate a color for an image</DIV ><DIV CLASS="refsect1" ><A NAME="AEN34487" ></A ><H2 >Description</H2 >int <B CLASS="methodname" >imagecolorallocatealpha</B > ( resource image, int red, int green, int blue, int alpha)<BR ></BR ><P > <B CLASS="function" >imagecolorallocatealpha()</B > behaves identically to <A HREF="function.imagecolorallocate.html" ><B CLASS="function" >imagecolorallocate()</B ></A > with the addition of the transparency parameter <TT CLASS="parameter" ><I >alpha</I ></TT > which may have a value between <TT CLASS="literal" >0</TT > and <TT CLASS="literal" >127</TT >. <TT CLASS="literal" >0</TT > indicates completely opaque while <TT CLASS="literal" >127</TT > indicates completely transparent. </P ><P > Returns <TT CLASS="constant" ><B >FALSE</B ></TT > if the allocation failed. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.imagecolorallocate.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.imagecolorat.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >imagecolorallocate</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.image.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >imagecolorat</TD ></TR ></TABLE ></DIV ></BODY ></HTML >