stuff
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@ -1,19 +1,4 @@
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/* @(#) Opposite of im_extract: embed an image within a larger image. flag
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* @(#) controls what appears in the new pels:
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* @(#)
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* @(#) 0 - black pels (all bytes == 0)
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* @(#) 1 - extend pels from image to edge
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* @(#) 2 - replicate image
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* @(#) 3 - mirror image
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* @(#) 4 - white pels (all bytes == 255)
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* @(#)
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* @(#) int im_embed( in, out, flag, x, y, w, h )
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* @(#) IMAGE *in, *out;
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* @(#) int flag;
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* @(#) int x, y, w, h;
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* @(#)
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* @(#) All functions return 0 on success and -1 on error
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* @(#)
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/* im_embed
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*
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* Author: J. Cupitt
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* Written on: 21/2/95
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@ -31,6 +16,8 @@
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* - more general ... x and y can be negative
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* 24/3/09
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* - added IM_CODING_RAD support
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* 5/11/09
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* - gtkdoc
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*/
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/*
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@ -432,17 +419,52 @@ embed( IMAGE *in, IMAGE *out, int flag, int x, int y, int w, int h )
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return( 0 );
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}
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/**
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* im_embed:
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* @in: input image
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* @out: output image
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* @flag: how to generate the edge pixels
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* @x: place @in at this x position in @out
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* @y: place @in at this y position in @out
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* @w: @out should be this many pixels across
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* @h: @out should be this many pixels down
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*
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* The opposite of im_extract(): embed an image within a larger image. @flag
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* controls what appears in the new pels:
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*
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* <tgroup cols='2' align='left' colsep='1' rowsep='1'>
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* <tbody>
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* <row>
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* <entry>0</entry>
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* <entry>black pels (all bytes == 0)</entry>
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* </row>
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* <row>
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* <entry>1</entry>
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* <entry>extend pels from image edge</entry>
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* </row>
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* <row>
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* <entry>2</entry>
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* <entry>repeat image</entry>
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* </row>
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* <row>
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* <entry>3</entry>
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* <entry>mirror image</entry>
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* </row>
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* <row>
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* <entry>4</entry>
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* <entry>white pels (all bytes == 255)</entry>
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* </row>
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* </tbody>
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* </tgroup>
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*
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* Returns: 0 on success, -1 on error.
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*/
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int
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im_embed( IMAGE *in, IMAGE *out, int flag, int x, int y, int w, int h )
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{
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if( im_piocheck( in, out ) )
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if( im_piocheck( in, out ) ||
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im_check_known_coded( "im_embed", in ) )
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return( -1 );
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if( in->Coding != IM_CODING_NONE &&
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in->Coding != IM_CODING_LABQ &&
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in->Coding != IM_CODING_RAD ) {
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im_error( "im_embed", "%s", _( "unknown image coding type" ) );
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return( -1 );
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}
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if( flag < 0 || flag > 4 ) {
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im_error( "im_embed", "%s", _( "unknown flag" ) );
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return( -1 );
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