Fix typos in comments and string

Most typos were found by codespell.

Signed-off-by: Stefan Weil <sw@weilnetz.de>

6 files changed, 14 insertions, 14 deletions

diff --git a/src/lib/openjp3d/cio.h b/src/lib/openjp3d/cio.h
index 3617dad7..3cfa6fcb 100644
--- a/src/lib/openjp3d/cio.h
+++ b/src/lib/openjp3d/cio.h
@@ -65,7 +65,7 @@ Write some bytes
 @param cio CIO handle
 @param v Value to write
 @param n Number of bytes to write
-@return Returns the number of bytes written or 0 if an error occured
+@return Returns the number of bytes written or 0 if an error occurred
 */
 unsigned int cio_write(opj_cio_t *cio, unsigned int v, int n);
 /**
@@ -86,7 +86,7 @@ Write some bytes
 @param cio CIO handle
 @param v Signed integer value to write
 @param n Number of bytes to write
-@return Returns the number of bytes written or 0 if an error occured
+@return Returns the number of bytes written or 0 if an error occurred
 */
 int cio_write_int(opj_cio_t *cio, int v, int n);
 /**
diff --git a/src/lib/openjp3d/dwt.c b/src/lib/openjp3d/dwt.c
index 1558cc3f..a1e4e104 100644
--- a/src/lib/openjp3d/dwt.c
+++ b/src/lib/openjp3d/dwt.c
@@ -89,12 +89,12 @@ Inverse lazy transform (axial)
 */
 static void dwt_interleave_z(int *a, int *b, int dn, int sn, int xy, int cas);
 /**
-Forward 5-3 wavelet tranform in 1-D
+Forward 5-3 wavelet transform in 1-D
 */
 static void dwt_encode_53(int *a, int dn, int sn, int cas);
 static void dwt_encode_97(int *a, int dn, int sn, int cas);
 /**
-Inverse 5-3 wavelet tranform in 1-D
+Inverse 5-3 wavelet transform in 1-D
 */
 static void dwt_decode_53(int *a, int dn, int sn, int cas);
 static void dwt_decode_97(int *a, int dn, int sn, int cas);
@@ -333,7 +333,7 @@ static void dwt_interleave_z(int *a, int *b, int dn, int sn, int xy, int cas) {
 
 
 /* <summary>                            */
-/* Forward 5-3 or 9-7 wavelet tranform in 1-D. */
+/* Forward 5-3 or 9-7 wavelet transform in 1-D. */
 /* </summary>                           */
 static void dwt_encode_53(int *a, int dn, int sn, int cas) {
 	int i;
@@ -409,7 +409,7 @@ static void dwt_encode_97(int *a, int dn, int sn, int cas) {
 		}
 }
 /* <summary>                            */
-/* Inverse 5-3 or 9-7 wavelet tranform in 1-D. */
+/* Inverse 5-3 or 9-7 wavelet transform in 1-D. */
 /* </summary>                           */ 
 static void dwt_decode_53(int *a, int dn, int sn, int cas) {
 	int i;
@@ -661,7 +661,7 @@ static void dwt_encode_stepsize(int stepsize, int numbps, opj_stepsize_t *bandno
 ==========================================================
 */
 /* <summary>                            */
-/* Forward 5-3 wavelet tranform in 3-D. */
+/* Forward 5-3 wavelet transform in 3-D. */
 /* </summary>                           */
 void dwt_encode(opj_tcd_tilecomp_t * tilec, int dwtid[3]) {
 	int i, j, k;
@@ -792,7 +792,7 @@ void dwt_encode(opj_tcd_tilecomp_t * tilec, int dwtid[3]) {
 
 
 /* <summary>                            */
-/* Inverse 5-3 wavelet tranform in 3-D. */
+/* Inverse 5-3 wavelet transform in 3-D. */
 /* </summary>                           */
 void dwt_decode(opj_tcd_tilecomp_t * tilec, int stops[3], int dwtid[3]) {
 	int i, j, k;
diff --git a/src/lib/openjp3d/dwt.h b/src/lib/openjp3d/dwt.h
index 5c3f6847..00082900 100644
--- a/src/lib/openjp3d/dwt.h
+++ b/src/lib/openjp3d/dwt.h
@@ -63,14 +63,14 @@ typedef struct opj_wtfilt {
 /*@{*/
 /* ----------------------------------------------------------------------- */
 /**
-Forward 5-3 wavelet tranform in 3-D. 
+Forward 5-3 wavelet transform in 3-D.
 Apply a reversible DWT transform to a component of an volume.
 @param tilec Tile component information (current tile)
 @param dwtid Number of identification of wavelet kernel(s) used in DWT in each direction
 */
 void dwt_encode(opj_tcd_tilecomp_t * tilec, int dwtid[3]);
 /**
-Inverse 5-3 wavelet tranform in 3-D.
+Inverse 5-3 wavelet transform in 3-D.
 Apply a reversible inverse DWT transform to a component of an volume.
 @param tilec Tile component information (current tile)
 @param stops Number of decoded resolution levels in each dimension
diff --git a/src/lib/openjp3d/mct.c b/src/lib/openjp3d/mct.c
index 5759047b..685a9f88 100644
--- a/src/lib/openjp3d/mct.c
+++ b/src/lib/openjp3d/mct.c
@@ -46,7 +46,7 @@ static const double mct_norms[3] = { 1.732, .8292, .8292 };
 static const double mct_norms_real[3] = { 1.732, 1.805, 1.573 };
 
 /* <summary> */
-/* Foward reversible MCT. */
+/* Forward reversible MCT. */
 /* </summary> */
 void mct_encode(int *c0, int *c1, int *c2, int n) {
 	int i;
@@ -91,7 +91,7 @@ double mct_getnorm(int compno) {
 }
 
 /* <summary> */
-/* Foward irreversible MCT. */
+/* Forward irreversible MCT. */
 /* </summary> */
 void mct_encode_real(int *c0, int *c1, int *c2, int n) {
 	int i;
diff --git a/src/lib/openjp3d/openjp3d.h b/src/lib/openjp3d/openjp3d.h
index ae2507c0..a720bd37 100644
--- a/src/lib/openjp3d/openjp3d.h
+++ b/src/lib/openjp3d/openjp3d.h
@@ -60,7 +60,7 @@ The following ifdef block is the standard way of creating macros which make expo
 from a DLL simpler. All files within this DLL are compiled with the OPJ_EXPORTS
 symbol defined on the command line. this symbol should not be defined on any project
 that uses this DLL. This way any other project whose source files include this file see 
-OPJ_API functions as being imported from a DLL, wheras this DLL sees symbols
+OPJ_API functions as being imported from a DLL, whereas this DLL sees symbols
 defined with this macro as being exported.
 */
 #if defined(OPJ_EXPORTS) || defined(DLL_EXPORT)
diff --git a/src/lib/openjp3d/pi.h b/src/lib/openjp3d/pi.h
index b3f287a3..c81f9ef0 100644
--- a/src/lib/openjp3d/pi.h
+++ b/src/lib/openjp3d/pi.h
@@ -82,7 +82,7 @@ typedef struct opj_pi_comp {
 Packet iterator 
 */
 typedef struct opj_pi_iterator {
-/** precise if the packet has been already used (usefull for progression order change) */
+/** precise if the packet has been already used (useful for progression order change) */
 	short int *include;		
 /** layer step used to localize the packet in the include vector */
 	int step_l;