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Imported from libpng-0.99j.tar

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This commit is contained in:
Glenn Randers-Pehrson
1998-03-07 11:24:03 -06:00
parent 08a3343e05
commit 983ec160b4
3 changed files with 24 additions and 24 deletions
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30
pngrutil.c
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@@ -1704,7 +1704,7 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
case 1:
{
png_bytep sp, dp;
png_uint_32 sshift, dshift;
int sshift, dshift;
int s_start, s_end, s_inc;
png_byte v;
png_uint_32 i;
@@ -1715,8 +1715,8 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
#if defined(PNG_READ_PACKSWAP_SUPPORTED)
if (transformations & PNG_PACKSWAP)
{
sshift = (png_uint_32)((row_info->width + 7) & 7);
dshift = (png_uint_32)((final_width + 7) & 7);
sshift = (int)((row_info->width + 7) & 7);
dshift = (int)((final_width + 7) & 7);
s_start = 7;
s_end = 0;
s_inc = -1;
@@ -1724,8 +1724,8 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
else
#endif
{
sshift = 7 - (png_uint_32)((row_info->width + 7) & 7);
dshift = 7 - (png_uint_32)((final_width + 7) & 7);
sshift = 7 - (int)((row_info->width + 7) & 7);
dshift = 7 - (int)((final_width + 7) & 7);
s_start = 0;
s_end = 7;
s_inc = 1;
@@ -1759,7 +1759,7 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
case 2:
{
png_bytep sp, dp;
png_uint_32 sshift, dshift;
int sshift, dshift;
int s_start, s_end, s_inc;
png_uint_32 i;
@@ -1768,8 +1768,8 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
#if defined(PNG_READ_PACKSWAP_SUPPORTED)
if (transformations & PNG_PACKSWAP)
{
sshift = (png_uint_32)(((row_info->width + 3) & 3) << 1);
dshift = (png_uint_32)(((final_width + 3) & 3) << 1);
sshift = (int)(((row_info->width + 3) & 3) << 1);
dshift = (int)(((final_width + 3) & 3) << 1);
s_start = 6;
s_end = 0;
s_inc = -2;
@@ -1777,8 +1777,8 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
else
#endif
{
sshift = (png_uint_32)((3 - ((row_info->width + 3) & 3)) << 1);
dshift = (png_uint_32)((3 - ((final_width + 3) & 3)) << 1);
sshift = (int)((3 - ((row_info->width + 3) & 3)) << 1);
dshift = (int)((3 - ((final_width + 3) & 3)) << 1);
s_start = 0;
s_end = 6;
s_inc = 2;
@@ -1815,7 +1815,7 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
case 4:
{
png_bytep sp, dp;
png_uint_32 sshift, dshift;
int sshift, dshift;
int s_start, s_end, s_inc;
png_uint_32 i;
@@ -1824,8 +1824,8 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
#if defined(PNG_READ_PACKSWAP_SUPPORTED)
if (transformations & PNG_PACKSWAP)
{
sshift = (png_uint_32)(((row_info->width + 1) & 1) << 2);
dshift = (png_uint_32)(((final_width + 1) & 1) << 2);
sshift = (int)(((row_info->width + 1) & 1) << 2);
dshift = (int)(((final_width + 1) & 1) << 2);
s_start = 4;
s_end = 0;
s_inc = -4;
@@ -1833,8 +1833,8 @@ png_do_read_interlace(png_row_infop row_info, png_bytep row, int pass,
else
#endif
{
sshift = (png_uint_32)((1 - ((row_info->width + 1) & 1)) << 2);
dshift = (png_uint_32)((1 - ((final_width + 1) & 1)) << 2);
sshift = (int)((1 - ((row_info->width + 1) & 1)) << 2);
dshift = (int)((1 - ((final_width + 1) & 1)) << 2);
s_start = 0;
s_end = 4;
s_inc = 4;