[libpng15] Fixed some typos in comments.
diff --git a/png.h b/png.h
index 922fe16..7d44b7b 100644
--- a/png.h
+++ b/png.h
@@ -2652,7 +2652,7 @@
* 3) Call the appropriate png_image_write... function with a pointer to the
* image to write the PNG data.
*
- * png_image is a structure that describes the in-memory formant of an image
+ * png_image is a structure that describes the in-memory format of an image
* when it is being read or define the in-memory format of an image that you
* need to write:
*/
@@ -2734,7 +2734,7 @@
#endif
/* Supported formats are as follows. Future versions of libpng may support more
- * formats, for compatibility with older versions simply check if the format
+ * formats; for compatibility with older versions simply check if the format
* macro is defined using #ifdef. These defines describe the in-memory layout
* of the components of the pixels of the image.
*
diff --git a/pngpriv.h b/pngpriv.h
index 9a28382..0989521 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -515,7 +515,7 @@
abs((int)((c1).green) - (int)((c2).green)) + \
abs((int)((c1).blue) - (int)((c2).blue)))
-/* Added to libpng-1.5.7: sRGB convertion tables */
+/* Added to libpng-1.5.7: sRGB conversion tables */
#ifdef PNG_SIMPLIFIED_READ_SUPPORTED
PNG_EXTERN /*PRIVATE*/ PNG_CONST png_uint_16 png_sRGB_table[256];
/* Convert from an sRGB encoded value 0..255 to a 16-bit linear value,
diff --git a/pngread.c b/pngread.c
index d96b98a..c4fb05b 100644
--- a/pngread.c
+++ b/pngread.c
@@ -83,8 +83,9 @@
#ifdef PNG_SETJMP_SUPPORTED
/* Applications that neglect to set up their own setjmp() and then
- encounter a png_error() will longjmp here. Since the jmpbuf is
- then meaningless we abort instead of returning. */
+ * encounter a png_error() will longjmp here. Since the jmpbuf is
+ * then meaningless we abort instead of returning.
+ */
#ifdef USE_FAR_KEYWORD
if (setjmp(tmp_jmpbuf))
#else
diff --git a/pngrtran.c b/pngrtran.c
index a4a1a9f..112d2b8 100644
--- a/pngrtran.c
+++ b/pngrtran.c
@@ -2562,7 +2562,7 @@
if (row_info->bit_depth == 16)
{
png_bytep sp = row; /* source */
- png_bytep dp = row; /* destinaton */
+ png_bytep dp = row; /* destination */
png_bytep ep = sp + row_info->rowbytes; /* end+1 */
while (sp < ep)
@@ -2623,7 +2623,7 @@
if (row_info->bit_depth == 16)
{
png_bytep sp = row; /* source */
- png_bytep dp = row; /* destinaton */
+ png_bytep dp = row; /* destination */
png_bytep ep = sp + row_info->rowbytes; /* end+1 */
while (sp < ep)
@@ -3331,7 +3331,7 @@
if (red != green || red != blue)
rgb_error |= 1;
- /* From 1.5.5 in the 16 bit case do the accurate convertion even
+ /* From 1.5.5 in the 16 bit case do the accurate conversion even
* in the 'fast' case - this is because this is where the code
* ends up when handling linear 16 bit data.
*/
diff --git a/pngwrite.c b/pngwrite.c
index 76bdd79..9c2e533 100644
--- a/pngwrite.c
+++ b/pngwrite.c
@@ -493,8 +493,9 @@
#ifdef PNG_SETJMP_SUPPORTED
/* Applications that neglect to set up their own setjmp() and then
- encounter a png_error() will longjmp here. Since the jmpbuf is
- then meaningless we abort instead of returning. */
+ * encounter a png_error() will longjmp here. Since the jmpbuf is
+ * then meaningless we abort instead of returning.
+ */
#ifdef USE_FAR_KEYWORD
if (setjmp(tmp_jmpbuf))
#else
@@ -1709,8 +1710,8 @@
png_voidp local_row;
} png_image_write_control;
-/* Write png_uint_16 input to a 16-bit PNG, the png_ptr has already been set to
- * do any necssary byte swapped. The component order is defined by the
+/* Write png_uint_16 input to a 16-bit PNG; the png_ptr has already been set to
+ * do any necessary byte swapping. The component order is defined by the
* png_image format value.
*/
static int
@@ -1745,7 +1746,7 @@
/* Work out the output row end and count over this, note that the increment
* above to 'row' means that row_end can actually be beyond the end of the
- * row, this is correct.
+ * row; this is correct.
*/
row_end = output_row + image->width * (channels+1);
@@ -1763,7 +1764,7 @@
out_ptr[aindex] = alpha;
/* Calculate a reciprocal. The correct calculation is simply
- * component/alpha*65535 << 15. (I.e. 15 bits of precision), this
+ * component/alpha*65535 << 15. (I.e. 15 bits of precision); this
* allows correct rounding by adding .5 before the shift. 'reciprocal'
* is only initialized when required.
*/