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Imported from libpng-1.2.19rc2.tar

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This commit is contained in:
Glenn Randers-Pehrson
2007-08-04 07:41:40 -05:00
parent c229f65dcf
commit 394759e0c8
57 changed files with 163 additions and 149 deletions
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44
pngvcrd.c
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@@ -3,7 +3,7 @@
*
* For Intel x86 CPU and Microsoft Visual C++ compiler
*
* Last changed in libpng 1.2.19 July 31, 2007
* Last changed in libpng 1.2.19 August 4, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* Copyright (c) 1998, Intel Corporation
@@ -1918,22 +1918,28 @@ loop4_pass0:
#endif /* PNG_READ_INTERLACING_SUPPORTED */
// These variables are utilized in the functions below. They are declared
// globally here to ensure alignment on 8-byte boundaries.
union uAll {
__int64 use;
double align;
} LBCarryMask = {0x0101010101010101},
HBClearMask = {0x7f7f7f7f7f7f7f7f},
ActiveMask, ActiveMask2, ActiveMaskEnd, ShiftBpp, ShiftRem;
// These global constants are declared
// here to ensure alignment on 8-byte boundaries.
PNG_CONST union uAll {
__int64 use;
double double_align;
long long long_long_align;
} LBCarryMask = {0x0101010101010101},
HBClearMask = {0x7f7f7f7f7f7f7f7f};
// Optimized code for PNG Average filter decoder
void /* PRIVATE */
png_read_filter_row_mmx_avg(png_row_infop row_info, png_bytep row
, png_bytep prev_row)
{
// These variables are declared
// here to ensure alignment on 8-byte boundaries.
union uAll {
__int64 use;
double double_align;
long long long_long_align;
} ActiveMask, ShiftBpp, ShiftRem;
int bpp;
png_uint_32 FullLength;
png_uint_32 MMXLength;
@@ -2367,6 +2373,14 @@ void /* PRIVATE */
png_read_filter_row_mmx_paeth(png_row_infop row_info, png_bytep row,
png_bytep prev_row)
{
// These variables are declared
// here to ensure alignment on 8-byte boundaries.
union uAll {
__int64 use;
double double_align;
long long long_long_align;
} ActiveMask, ActiveMask2, ActiveMaskEnd, ShiftBpp, ShiftRem;
png_uint_32 FullLength;
png_uint_32 MMXLength;
//png_uint_32 len;
@@ -3262,6 +3276,14 @@ dpthend:
void /* PRIVATE */
png_read_filter_row_mmx_sub(png_row_infop row_info, png_bytep row)
{
// These variables are declared
// here to ensure alignment on 8-byte boundaries.
union uAll {
__int64 use;
double double_align;
long long long_long_align;
} ActiveMask, ShiftBpp, ShiftRem;
//int test;
int bpp;
png_uint_32 FullLength;