root/ext/gd/libgd/gd_ss.c

DEFINITIONS

1. gdImagePngToSink
2. gdImageCreateFromPngSource
3. gdImagePngToSink
4. gdImageCreateFromPngSource

   1 #include <stdio.h>
   2 #include <math.h>
   3 #include <string.h>
   4 #include <stdlib.h>
   5 #include "gd.h"
   6 
   7 #define TRUE 1
   8 #define FALSE 0
   9 
  10 /* Exported functions: */
  11 extern void gdImagePngToSink (gdImagePtr im, gdSinkPtr out);
  12 extern gdImagePtr gdImageCreateFromPngSource (gdSourcePtr inSource);
  13 
  14 /* Use this for commenting out debug-print statements. */
  15 /* Just use the first '#define' to allow all the prints... */
  16 /*#define GD_SS_DBG(s) (s) */
  17 #define GD_SS_DBG(s)
  18 
  19 #ifdef HAVE_LIBPNG
  20 void gdImagePngToSink (gdImagePtr im, gdSinkPtr outSink)
  21 {
  22         gdIOCtx *out = gdNewSSCtx(NULL, outSink);
  23         gdImagePngCtx(im, out);
  24         out->gd_free(out);
  25 }
  26 
  27 gdImagePtr gdImageCreateFromPngSource (gdSourcePtr inSource)
  28 {
  29         gdIOCtx *in = gdNewSSCtx(inSource, NULL);
  30         gdImagePtr im;
  31 
  32         im = gdImageCreateFromPngCtx(in);
  33 
  34         in->gd_free(in);
  35 
  36         return im;
  37 }
  38 #else /* no HAVE_LIBPNG */
  39 void gdImagePngToSink (gdImagePtr im, gdSinkPtr outSink)
  40 {
  41         php_gd_error("PNG support is not available");
  42 }
  43 gdImagePtr gdImageCreateFromPngSource (gdSourcePtr inSource)
  44 {
  45         php_gd_error("PNG support is not available");
  46         return NULL;
  47 }
  48 #endif /* HAVE_LIBPNG */
  49