this is a series of simple pointer error fixes, caught by valgrind.

Comitted.

Julia Longtin <[EMAIL PROTECTED]>
--- ../../dev3/gift/ChangeLog   2006-11-19 11:38:48.000000000 -0600
+++ ChangeLog   2006-11-19 11:36:05.000000000 -0600
@@ -41,6 +41,10 @@
        link against .la file, instead of .a file. more portable this way.
        * libGIFTQuInvertedFile/cc/Makefile.am
        link against .la file, instead of .a file. more portable this way.
+       * FeatureExtraction/gabor.c
+       fix an off-by-one error in the addressing of 
value_plane_double_reversed. my fault.
+       * FeatureExtraction/rgb2hsv_utils.c
+       fix an off-by-one error in the addressing of 
value_plane_double_reversed. my fault.
 
 2006-10-10    <[EMAIL PROTECTED]>
 
--- ../../anoncvs/gift/FeatureExtraction/gabor.c        2006-10-22 
09:59:12.000000000 -0500
+++ FeatureExtraction/gabor.c   2006-11-15 07:33:38.000000000 -0600
@@ -95,7 +95,7 @@
        target_kernal=kernelsxy[filter_scale*num_gabors_per_scale+orientation];
        for (x = 0; x < width; x++) {
        for (y = 0; y < height; y++) {
-               
target_image=&image[(width*height)-(y*width+x+kernal_size[filter_scale]/2)];
+               
target_image=&image[(width*height-1)-(y*width+x+kernal_size[filter_scale]/2)];
                if ((x>=kernal_size[filter_scale]/2) && 
((x+kernal_size[filter_scale]/2)<width))
                  {
                    for (k = 0; k < kernal_size[filter_scale]; k++)
@@ -143,7 +143,7 @@
        target_kernal=&target_kernal[kernal_size[filter_scale]];
        for (x = 0; x < width; x++) {
        for (y = 0; y < height; y++) {
-               
target_image=&image[(width*height)-(y*width+x+kernal_size[filter_scale]/2)];
+               
target_image=&image[(width*height-1)-(y*width+x+kernal_size[filter_scale]/2)];
                if ((x>=kernal_size[filter_scale]/2) && 
((x+kernal_size[filter_scale]/2)<width))
                  {
                    for (k = 0; k < kernal_size[filter_scale]; k++)
--- ../../anoncvs/gift/FeatureExtraction/rgb2hsv_utils.c        2006-07-20 
12:09:15.000000000 -0500
+++ FeatureExtraction/rgb2hsv_utils.c   2006-11-08 16:09:08.000000000 -0600
@@ -202,7 +202,7 @@
                (*im_hsv)->pixel[3*i + HUE] = (byte)rint((H/360.0)*max_col);
                (*im_hsv)->pixel[3*i + SATURATION] = (byte)rint(S*max_col);
                (*im_hsv)->pixel[3*i + VALUE] = (byte)rint(V*max_col);
-               
(*im_hsv)->value_plane_double_reversed[num_pixels-i]=(V*max_col);
+               
(*im_hsv)->value_plane_double_reversed[num_pixels-i-1]=(V*max_col);
        }
 
        add_comment((*im_hsv), "# Image converted from RGB to HSV format.\n");
--- ../../dev3/gift/ChangeLog   2006-11-19 11:48:50.000000000 -0600
+++ ChangeLog   2006-11-19 11:57:06.000000000 -0600
@@ -45,6 +45,8 @@
        fix an off-by-one error in the addressing of 
value_plane_double_reversed. my fault.
        * FeatureExtraction/rgb2hsv_utils.c
        fix an off-by-one error in the addressing of 
value_plane_double_reversed. my fault.
+       * FeatureExtraction/gabor.c
+       move from using an array to initialize the size of another array to 
using a define'd value. one less GCC warning, and slightly faster.
 
 2006-10-10    <[EMAIL PROTECTED]>
 
--- ../../dev3/gift/FeatureExtraction/gabor.c   2006-11-15 07:50:31.000000000 
-0600
+++ FeatureExtraction/gabor.c   2006-11-15 07:47:15.000000000 -0600
@@ -17,6 +17,8 @@
 
 static int kernal_size[num_gabor_scales] = {gabor_kernel_size_0, 
gabor_kernel_size_1, gabor_kernel_size_2};
 
+#define MAX_KERNAL_SIZE gabor_kernel_size_2
+
 void save_norm_double_pgm(double *double_im, int w, int h, char *fname) {
 
        PPM *im;
@@ -89,7 +91,7 @@
        double * target_kernal;
        double * target_conv;
        double * target_image;
-       double temparray[kernal_size[2]];
+       double temparray[MAX_KERNAL_SIZE];
 
        /* first convolution */
        target_kernal=kernelsxy[filter_scale*num_gabors_per_scale+orientation];
--- ../../dev3/gift/ChangeLog   2006-11-19 12:02:38.000000000 -0600
+++ ChangeLog   2006-11-19 12:02:31.000000000 -0600
@@ -47,6 +47,8 @@
        fix an off-by-one error in the addressing of 
value_plane_double_reversed. my fault.
        * FeatureExtraction/gabor.c
        move from using an array to initialize the size of another array to 
using a define'd value. one less GCC warning, and slightly faster.
+       * libSquirePPM/ppm_comment.c
+       fix an off-by-one error in the allocation of ppm->comments. NOT my 
fault. finally! :)
 
 2006-10-10    <[EMAIL PROTECTED]>
 
--- ../../anoncvs/gift/libSquirePPM/ppm_comment.c       2001-02-01 
12:22:41.000000000 +0100
+++ libSquirePPM/ppm_comment.c  2006-11-09 05:27:17.000000000 +0100
@@ -40,7 +40,7 @@
                free(the_ppm->comments);
 
        the_ppm->comment_length = i + strlen(new_comment);
-       the_ppm->comments = malloc(the_ppm->comment_length*sizeof(char));
+       the_ppm->comments = malloc((the_ppm->comment_length+1)*sizeof(char));
        i = 0;
        if (original_comments != NULL) {
                c = original_comments;
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