some != NULL checks

[wxWidgets.git] / src / common / imagtiff.cpp

diff --git a/src/common/imagtiff.cpp b/src/common/imagtiff.cpp
index f60d864a40b7ceea2757bcf592e95b0c4b82bf52..2bbfa1071a9a238d4833dcdd86ed75fa9cce5791 100644 (file)
--- a/src/common/imagtiff.cpp
+++ b/src/common/imagtiff.cpp
@@ -31,7 +31,6 @@ extern "C"
 {
     #include "tiff.h"
     #include "tiffio.h"
-    #include "tiffiop.h"
 }
 #include "wx/filefn.h"
 #include "wx/wfstream.h"
@@ -113,9 +112,6 @@ TIFFwxOpen(wxInputStream &stream, const char* name, const char* mode)
         _tiffSeekProc, _tiffCloseProc, _tiffSizeProc,
         _tiffMapProc, _tiffUnmapProc);
 
-    if (tif)
-        tif->tif_fd = (int) &stream;
-
     return tif;
 }
 
@@ -163,7 +159,7 @@ bool wxTIFFHandler::LoadFile( wxImage *image, wxInputStream& stream, bool verbos
         return FALSE;
     }
 
-    image->Create( w, h );
+    image->Create( (int)w, (int)h );
     if (!image->Ok())
     {
         if (verbose)
@@ -188,13 +184,14 @@ bool wxTIFFHandler::LoadFile( wxImage *image, wxInputStream& stream, bool verbos
     bool hasmask = FALSE;
 
     unsigned char *ptr = image->GetData();
+    ptr += w*3*(h-1);
     uint32 pos = 0;
 
     for (uint32 i = 0; i < h; i++)
     {
-        for (uint32 j = 0; w < h; j++)
+        for (uint32 j = 0; j < w; j++)
         {
-            unsigned char alpha = (unsigned char)(raster[pos] >> 24);
+            unsigned char alpha = (unsigned char)TIFFGetA(raster[pos]);
             if (alpha < 127)
             {
                 hasmask = TRUE;
@@ -207,15 +204,16 @@ bool wxTIFFHandler::LoadFile( wxImage *image, wxInputStream& stream, bool verbos
             }
             else
             {
-                ptr[0] = (unsigned char)(raster[pos] >> 16);
+                ptr[0] = (unsigned char)TIFFGetR(raster[pos]);
                 ptr++;
-                ptr[0] = (unsigned char)(raster[pos] >> 8);
+                ptr[0] = (unsigned char)TIFFGetG(raster[pos]);
                 ptr++;
-                ptr[0] = (unsigned char)(raster[pos]);
+                ptr[0] = (unsigned char)TIFFGetB(raster[pos]);
                 ptr++;
             }
             pos++;
         }
+        ptr -= 2*w*3; // subtract line we just added plus one line
     }
 
     _TIFFfree( raster );