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[wxWidgets.git] / src / jpeg / jquant1.c

diff --git a/src/jpeg/jquant1.c b/src/jpeg/jquant1.c
index b2f96aa15d25dd722c55b955bf0e475eb3160c15..b395a20c7244a05318df740ff56164deb31b497f 100644 (file)
--- a/src/jpeg/jquant1.c
+++ b/src/jpeg/jquant1.c
@@ -128,8 +128,8 @@ static const UINT8 base_dither_matrix[ODITHER_SIZE][ODITHER_SIZE] = {
 typedef INT16 FSERROR;         /* 16 bits should be enough */
 typedef int LOCFSERROR;                /* use 'int' for calculation temps */
 #else
-typedef INT32 FSERROR;         /* may need more than 16 bits */
-typedef INT32 LOCFSERROR;      /* be sure calculation temps are big enough */
+typedef JPEG_INT32 FSERROR;            /* may need more than 16 bits */
+typedef JPEG_INT32 LOCFSERROR; /* be sure calculation temps are big enough */
 #endif
 
 typedef FSERROR FAR *FSERRPTR; /* pointer to error array (in FAR storage!) */
@@ -251,7 +251,7 @@ output_value (j_decompress_ptr cinfo, int ci, int j, int maxj)
    * (Forcing the upper and lower values to the limits ensures that
    * dithering can't produce a color outside the selected gamut.)
    */
-  return (int) (((INT32) j * MAXJSAMPLE + maxj/2) / maxj);
+  return (int) (((JPEG_INT32) j * MAXJSAMPLE + maxj/2) / maxj);
 }
 
 
@@ -261,7 +261,7 @@ largest_input_value (j_decompress_ptr cinfo, int ci, int j, int maxj)
 /* Must have largest(j=0) >= 0, and largest(j=maxj) >= MAXJSAMPLE */
 {
   /* Breakpoints are halfway between values returned by output_value */
-  return (int) (((INT32) (2*j + 1) * MAXJSAMPLE + maxj) / (2*maxj));
+  return (int) (((JPEG_INT32) (2*j + 1) * MAXJSAMPLE + maxj) / (2*maxj));
 }
 
 
@@ -397,7 +397,7 @@ make_odither_array (j_decompress_ptr cinfo, int ncolors)
 {
   ODITHER_MATRIX_PTR odither;
   int j,k;
-  INT32 num,den;
+  JPEG_INT32 num,den;
 
   odither = (ODITHER_MATRIX_PTR)
     (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_IMAGE,
@@ -407,10 +407,10 @@ make_odither_array (j_decompress_ptr cinfo, int ncolors)
    * (f=0..N-1) should be (N-1-2*f)/(2*N) * MAXJSAMPLE/(ncolors-1).
    * On 16-bit-int machine, be careful to avoid overflow.
    */
-  den = 2 * ODITHER_CELLS * ((INT32) (ncolors - 1));
+  den = 2 * ODITHER_CELLS * ((JPEG_INT32) (ncolors - 1));
   for (j = 0; j < ODITHER_SIZE; j++) {
     for (k = 0; k < ODITHER_SIZE; k++) {
-      num = ((INT32) (ODITHER_CELLS-1 - 2*((int)base_dither_matrix[j][k])))
+      num = ((JPEG_INT32) (ODITHER_CELLS-1 - 2*((int)base_dither_matrix[j][k])))
            * MAXJSAMPLE;
       /* Ensure round towards zero despite C's lack of consistency
        * about rounding negative values in integer division...