--- psiconv/trunk/lib/psiconv/parse_image.c	1999/12/03 23:13:55	42
+++ psiconv/trunk/lib/psiconv/parse_image.c	2000/12/13 16:30:21	63
@@ -1,6 +1,6 @@
 /*
     parse_image.c - Part of psiconv, a PSION 5 file formats converter
-    Copyright (c) 1999  Frodo Looijaard <frodol@dds.nl>
+    Copyright (c) 1999, 2000  Frodo Looijaard <frodol@dds.nl>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -92,7 +92,7 @@
                    
 
 int psiconv_parse_paint_data_section(const psiconv_buffer buf,int lev,
-                                     psiconv_u32 off, int *length,
+                                     psiconv_u32 off, int *length,int isclipart,
                                      psiconv_paint_data_section *result)
 {
   int res = 0;
@@ -178,12 +178,38 @@
     compression = 1;
   }
   psiconv_debug(lev+2,off+len,"Compression: %s",compression?"RLE":"none");
+  len += 4;
+
+  if (isclipart) {
+    psiconv_progress(lev+2,off+len,"Going to read an unknown long");
+    temp = psiconv_read_u32(buf,lev+2,off+len);
+    if (temp != 0xffffffff) {
+      psiconv_warn(lev+2,off+len,
+                   "Paint data section prologue has unknown values");
+      psiconv_debug(lev+2,off+len,
+                    "offset %02x: read %08x, expected %08x",i,temp, 0xffffffff);
+      res = -1;
+    }
+    len += 4;
+    psiconv_progress(lev+2,off+len,"Going to read a second unknown long");
+    temp = psiconv_read_u32(buf,lev+2,off+len);
+    if (temp != 0x44) {
+      psiconv_warn(lev+2,off+len,
+                   "Paint data section prologue has unknown values");
+      psiconv_debug(lev+2,off+len,
+                    "offset %02x: read %08x, expected %08x",i,temp, 0x44);
+      res = -1;
+    }
+    len += 4;
+  }
 
   (*result)->red = malloc(sizeof(float) * picsize);
   (*result)->green = malloc(sizeof(float) * picsize);
   (*result)->blue = malloc(sizeof(float) * picsize);
   len = offset;
   datasize = size - len;
+  if (isclipart)
+    len += 8;
 
   psiconv_progress(lev+2,off+len,"Going to read the pixel data");
   pixelnr = 0;
@@ -395,7 +421,7 @@
   }
 
   psiconv_progress(lev+2,off+len,"Going to read the picture data");
-  res |= psiconv_parse_paint_data_section(buf,lev+2,off+len,&leng,
+  res |= psiconv_parse_paint_data_section(buf,lev+2,off+len,&leng,0,
                                           &((*result)->picture));
   off += leng;
   if (!is_object) {
@@ -448,3 +474,87 @@
   return res;
 }
 
+
+int psiconv_parse_clipart_section(const psiconv_buffer buf,int lev,
+                                  psiconv_u32 off, int *length,
+                                  psiconv_clipart_section *result)
+{
+  int res=0;
+  int len=0;
+  int leng;
+  psiconv_u32 temp;
+
+  psiconv_progress(lev+1,off+len,"Going to read the clipart section");
+  *result = malloc(sizeof(**result));
+
+  psiconv_progress(lev+2,off+len,"Going to read the section ID");
+  temp = psiconv_read_u32(buf,lev+2,off+len);
+  if (temp != PSICONV_ID_CLIPART_ITEM) {
+    psiconv_warn(lev+2,off+len,
+                 "Unexpected value in clipart section preamble");
+    psiconv_debug(lev+2,off+len,"Read %08x, expected %08x",temp,
+                  PSICONV_ID_CLIPART_ITEM);
+    res = -1;
+  } else 
+    psiconv_debug(lev+2,off+len,"Clipart ID: %08x", temp);
+  off += 4;
+  
+  psiconv_progress(lev+2,off+len,"Going to read an unknown long");
+  temp = psiconv_read_u32(buf,lev+2,off+len);
+  if (temp != 0x02) {
+    psiconv_warn(lev+2,off+len,
+                 "Unexpected value in clipart section preamble");
+    psiconv_debug(lev+2,off+len,"Read %08x, expected %08x",temp,
+                  0x02);
+    res = -1;
+  } else 
+    psiconv_debug(lev+2,off+len,"First unknown long: %08x", temp);
+  off += 4;
+
+  psiconv_progress(lev+2,off+len,"Going to read a second unknown long");
+  temp = psiconv_read_u32(buf,lev+2,off+len);
+  if (temp != 0) {
+    psiconv_warn(lev+2,off+len,
+                 "Unexpected value in clipart section preamble");
+    psiconv_debug(lev+2,off+len,"Read %08x, expected %08x",temp, 0);
+    res = -1;
+  } else 
+    psiconv_debug(lev+2,off+len,"Second unknown long: %08x", temp);
+  off += 4;
+
+  psiconv_progress(lev+2,off+len,"Going to read a third unknown long");
+  temp = psiconv_read_u32(buf,lev+2,off+len);
+  if (temp != 0) {
+    psiconv_warn(lev+2,off+len,
+                 "Unexpected value in clipart section preamble");
+    psiconv_debug(lev+2,off+len,"Read %08x, expected %08x",temp, 0);
+    res = -1;
+  } else 
+    psiconv_debug(lev+2,off+len,"Third unknown long: %08x", temp);
+  off += 4;
+
+  psiconv_progress(lev+2,off+len,"Going to read a fourth unknown long");
+  temp = psiconv_read_u32(buf,lev+2,off+len);
+  if ((temp != 0x0c) && (temp != 0x08)) {
+    psiconv_warn(lev+2,off+len,
+                 "Unexpected value in clipart section preamble");
+    psiconv_debug(lev+2,off+len,"Read %08x, expected %08x or %08x",temp,
+                   0x0c, 0x08);
+    res = -1;
+  } else 
+    psiconv_debug(lev+2,off+len,"Fourth unknown long: %08x", temp);
+  off += 4;
+
+  psiconv_progress(lev+2,off+len,"Going to read the Paint Data Section");
+  res |= psiconv_parse_paint_data_section(buf,lev+2,off+len,&leng,1,
+                                          &((*result)->picture));
+  len += leng;
+
+  if (length)
+    *length = len;
+
+  psiconv_progress(lev,off+len-1,
+                   "End of clipart section (total length: %08x)", len);
+
+  return res;
+}