fixed various minor warnings with gdcm patches

libopenjpeg/dwt.c

@@ -577,6 +577,7 @@ void dwt_decode_real(opj_tcd_tilecomp_t * tilec, int stop) {
 /* Get gain of 9-7 wavelet transform. */
 /* </summary>                         */
 int dwt_getgain_real(int orient) {
+	(void)orient;
 	return 0;
 }
 

libopenjpeg/event.c

@@ -26,9 +26,9 @@
 
 #include "opj_includes.h"
 
-// ==========================================================
-//   Utility functions
-// ==========================================================
+/* ==========================================================
+     Utility functions
+   ==========================================================*/
 
 #ifndef WIN32
 static char*
@@ -57,7 +57,7 @@ _itoa(int i, char *a, int r) {
 	return a;
 }
 
-#endif // !WIN32
+#endif /* !WIN32 */
 
 /* ----------------------------------------------------------------------- */
 

libopenjpeg/jp2.c

@@ -42,7 +42,7 @@ Read box headers
 @return Returns true if successful, returns false otherwise
 */
 static bool jp2_read_boxhdr(opj_common_ptr cinfo, opj_cio_t *cio, opj_jp2_box_t *box);
-static void jp2_write_url(opj_cio_t *cio, char *Idx_file);
+/*static void jp2_write_url(opj_cio_t *cio, char *Idx_file);*/
 /**
 Read the IHDR box - Image Header box
 @param jp2 JP2 handle
@@ -125,6 +125,7 @@ static bool jp2_read_boxhdr(opj_common_ptr cinfo, opj_cio_t *cio, opj_jp2_box_t
 	return true;
 }
 
+#if 0
 static void jp2_write_url(opj_cio_t *cio, char *Idx_file) {
 	unsigned int i;
 	opj_jp2_box_t box;
@@ -146,6 +147,7 @@ static void jp2_write_url(opj_cio_t *cio, char *Idx_file) {
 	cio_write(cio, box.length, 4);	/* L */
 	cio_seek(cio, box.init_pos + box.length);
 }
+#endif
 
 static bool jp2_read_ihdr(opj_jp2_t *jp2, opj_cio_t *cio) {
 	opj_jp2_box_t box;
@@ -682,6 +684,7 @@ void jp2_setup_encoder(opj_jp2_t *jp2, opj_cparameters_t *parameters, opj_image_
 }
 
 bool jp2_encode(opj_jp2_t *jp2, opj_cio_t *cio, opj_image_t *image, char *index) {
+	(void)image;
 
 	/* JP2 encoding */