merged 2.4 branch into the trunk

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18040 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/jpeg/jdcoefct.c

@@ -104,13 +104,16 @@ start_iMCU_row (j_decompress_ptr cinfo)
  */
 
 METHODDEF(void)
+#if defined(__VISAGECPP__)
+start_input_pass2 (j_decompress_ptr cinfo)
+#else
 start_input_pass (j_decompress_ptr cinfo)
+#endif
 {
   cinfo->input_iMCU_row = 0;
   start_iMCU_row(cinfo);
 }
 
-
 /*
  * Initialize for an output processing pass.
  */
@@ -681,7 +684,12 @@ jinit_d_coef_controller (j_decompress_ptr cinfo, boolean need_full_buffer)
     (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_IMAGE,
 				SIZEOF(my_coef_controller));
   cinfo->coef = (struct jpeg_d_coef_controller *) coef;
+#if defined(__VISAGECPP__)
+  coef->pub.start_input_pass2 = start_input_pass2;
+#else
   coef->pub.start_input_pass = start_input_pass;
+#endif
+
   coef->pub.start_output_pass = start_output_pass;
 #ifdef BLOCK_SMOOTHING_SUPPORTED
   coef->coef_bits_latch = NULL;
@@ -734,3 +742,4 @@ jinit_d_coef_controller (j_decompress_ptr cinfo, boolean need_full_buffer)
     coef->pub.coef_arrays = NULL; /* flag for no virtual arrays */
   }
 }
+

src/jpeg/jdinput.c

@@ -260,7 +260,11 @@ start_input_pass (j_decompress_ptr cinfo)
   per_scan_setup(cinfo);
   latch_quant_tables(cinfo);
   (*cinfo->entropy->start_pass) (cinfo);
+#if defined(__VISAGECPP__)
+  (*cinfo->coef->start_input_pass2) (cinfo);
+#else
   (*cinfo->coef->start_input_pass) (cinfo);
+#endif
   cinfo->inputctl->consume_input = cinfo->coef->consume_data;
 }
 
@@ -389,3 +393,4 @@ jinit_input_controller (j_decompress_ptr cinfo)
 #   undef start_input_pass2
 #  endif
 #endif
+

src/jpeg/jdtrans.c

@@ -121,7 +121,6 @@ transdecode_master_selection (j_decompress_ptr cinfo)
 
   /* Initialize input side of decompressor to consume first scan. */
   (*cinfo->inputctl->start_input_pass) (cinfo);
-
   /* Initialize progress monitoring. */
   if (cinfo->progress != NULL) {
     int nscans;
@@ -141,3 +140,4 @@ transdecode_master_selection (j_decompress_ptr cinfo)
     cinfo->progress->total_passes = 1;
   }
 }
+

src/jpeg/jpegint.h

@@ -175,7 +175,15 @@ struct jpeg_d_main_controller {
 
 /* Coefficient buffer control */
 struct jpeg_d_coef_controller {
+#if defined(__VISAGECPP__)
+  /* the start input pass in jdcoeft must have a different name than the
+  // one in jdtrans under VisualAge or else we get a dup symbol error
+  */
+  JMETHOD(void, start_input_pass2, (j_decompress_ptr cinfo));
+#else
   JMETHOD(void, start_input_pass, (j_decompress_ptr cinfo));
+#endif
+
   JMETHOD(int, consume_data, (j_decompress_ptr cinfo));
   JMETHOD(void, start_output_pass, (j_decompress_ptr cinfo));
   JMETHOD(int, decompress_data, (j_decompress_ptr cinfo,