Revision: 56427
http://sourceforge.net/p/brlcad/code/56427
Author: mohitdaga
Date: 2013-08-01 18:36:26 +0000 (Thu, 01 Aug 2013)
Log Message:
-----------
Adding icv_add_val function. This adds a constant value to all the pixels of an
image.
Modified Paths:
--------------
brlcad/trunk/include/icv.h
brlcad/trunk/src/libicv/operations.c
Modified: brlcad/trunk/include/icv.h
===================================================================
--- brlcad/trunk/include/icv.h 2013-08-01 18:36:23 UTC (rev 56426)
+++ brlcad/trunk/include/icv.h 2013-08-01 18:36:26 UTC (rev 56427)
@@ -362,6 +362,16 @@
*/
void icv_sanitize(icv_image_t* img);
+/**
+ * This adds a double value to all the pixels of the image.
+ * Also if the flag ICV_OPERATIONS_MODE is set this doesnt santizes
+ * the image.
+ *
+ * Note to set the flag for a bif (icv_image struct);
+ * bif->flags |= ICV_OPERATIONS_MODE;
+ */
+void icv_add_val(icv_image_t* img, double val);
+
typedef enum {
ICV_FILTER_LOW_PASS,
ICV_FILTER_LAPLACIAN,
Modified: brlcad/trunk/src/libicv/operations.c
===================================================================
--- brlcad/trunk/src/libicv/operations.c 2013-08-01 18:36:23 UTC (rev
56426)
+++ brlcad/trunk/src/libicv/operations.c 2013-08-01 18:36:26 UTC (rev
56427)
@@ -47,6 +47,24 @@
img->flags |= ICV_SANITIZED;
}
+void icv_add_val(icv_image_t* img, double val)
+{
+ double *data = NULL;
+ size_t size;
+
+ data = img->data;
+
+ for (size = img->width*img->height*img->channels; size>0; size--) {
+ *data += val;
+ data++;
+ }
+
+ if(img->flags && ICV_OPERATIONS_MODE)
+ img->flags&=(!ICV_SANITIZED);
+ else
+ icv_sanitize(img);
+}
+
/*
* Local Variables:
* tab-width: 8
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