<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >imagecopymergegray</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="Imagens, Funções de" HREF="ref.image.html"><LINK REL="PREVIOUS" TITLE="imagecopymerge" HREF="function.imagecopymerge.html"><LINK REL="NEXT" TITLE="imagecopyresampled" HREF="function.imagecopyresampled.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></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" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.imagecopymerge.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.imagecopyresampled.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.imagecopymergegray" ></A >imagecopymergegray</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN83583" ></A ><P > (PHP 4 >= 4.0.6, PHP 5)</P >imagecopymergegray -- Copy and merge part of an image with gray scale</DIV ><DIV CLASS="refsect1" ><A NAME="AEN83586" ></A ><H2 >Descrição</H2 >bool <B CLASS="methodname" >imagecopymergegray</B > ( resource dst_im, resource src_im, int dst_x, int dst_y, int src_x, int src_y, int src_w, int src_h, int pct )<BR ></BR ><P > <B CLASS="function" >imagecopymergegray()</B > copy a part of <CODE CLASS="parameter" >src_im</CODE > onto <CODE CLASS="parameter" >dst_im</CODE > starting at the x,y coordinates <CODE CLASS="parameter" >src_x</CODE >, <CODE CLASS="parameter" >src_y </CODE > with a width of <CODE CLASS="parameter" >src_w</CODE > and a height of <CODE CLASS="parameter" >src_h</CODE >. The portion defined will be copied onto the x,y coordinates, <CODE CLASS="parameter" >dst_x</CODE > and <CODE CLASS="parameter" >dst_y</CODE >. </P ><P > This function is identical to <A HREF="function.imagecopymerge.html" ><B CLASS="function" >imagecopymerge()</B ></A > except that when merging it preserves the hue of the source by converting the destination pixels to gray scale before the copy operation. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN83630" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >dst_im</CODE ></DT ><DD ><P > Destination image link resource </P ></DD ><DT ><CODE CLASS="parameter" >src_im</CODE ></DT ><DD ><P > Source image link resource </P ></DD ><DT ><CODE CLASS="parameter" >dst_x</CODE ></DT ><DD ><P > x-coordinate of destination point </P ></DD ><DT ><CODE CLASS="parameter" >dst_y</CODE ></DT ><DD ><P > y-coordinate of destination point </P ></DD ><DT ><CODE CLASS="parameter" >src_x</CODE ></DT ><DD ><P > x-coordinate of source point </P ></DD ><DT ><CODE CLASS="parameter" >src_y</CODE ></DT ><DD ><P > y-coordinate of source point </P ></DD ><DT ><CODE CLASS="parameter" >src_w</CODE ></DT ><DD ><P > Source width </P ></DD ><DT ><CODE CLASS="parameter" >src_h</CODE ></DT ><DD ><P > Source height </P ></DD ><DT ><CODE CLASS="parameter" >pct</CODE ></DT ><DD ><P > The two images will be merged according to <CODE CLASS="parameter" >pct</CODE > which can range from 0 to 100. When <CODE CLASS="parameter" >pct</CODE > = 0, no action is taken, when 100 this function behaves identically to <A HREF="function.imagecopy.html" ><B CLASS="function" >imagecopy()</B ></A > for pallete images, while it implements alpha transparency for true colour images. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN83682" ></A ><H2 >Valores de retornado</H2 ><P > Retorna <TT CLASS="constant" ><B >TRUE</B ></TT > em caso de sucesso ou <TT CLASS="constant" ><B >FALSE</B ></TT > em falhas. </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.imagecopymerge.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.imagecopyresampled.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >imagecopymerge</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.image.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >imagecopyresampled</TD ></TR ></TABLE ></DIV ></BODY ></HTML >