diff options
Diffstat (limited to 'png.c')
| -rw-r--r-- | png.c | 26 |
1 files changed, 13 insertions, 13 deletions
@@ -1,7 +1,7 @@ /* png.c - location for general purpose libpng functions * - * Last changed in libpng 1.6.9 [February 6, 2014] + * Last changed in libpng 1.6.11 [(PENDING RELEASE)] * Copyright (c) 1998-2014 Glenn Randers-Pehrson * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) @@ -165,7 +165,7 @@ png_calculate_crc(png_structrp png_ptr, png_const_bytep ptr, png_size_t length) int png_user_version_check(png_structrp png_ptr, png_const_charp user_png_ver) { - if (user_png_ver) + if (user_png_ver != NULL) { int i = 0; @@ -773,13 +773,13 @@ png_get_copyright(png_const_structrp png_ptr) #else # ifdef __STDC__ return PNG_STRING_NEWLINE \ - "libpng version 1.6.11beta01 - March 7, 2014" PNG_STRING_NEWLINE \ + "libpng version 1.6.11beta01 - March 8, 2014" PNG_STRING_NEWLINE \ "Copyright (c) 1998-2014 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \ "Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \ "Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \ PNG_STRING_NEWLINE; # else - return "libpng version 1.6.11beta01 - March 7, 2014\ + return "libpng version 1.6.11beta01 - March 8, 2014\ Copyright (c) 1998-2014 Glenn Randers-Pehrson\ Copyright (c) 1996-1997 Andreas Dilger\ Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc."; @@ -1558,10 +1558,10 @@ png_colorspace_check_xy(png_XYZ *XYZ, const png_xy *xy) /* As a side-effect this routine also returns the XYZ endpoints. */ result = png_XYZ_from_xy(XYZ, xy); - if (result) return result; + if (result != 0) return result; result = png_xy_from_XYZ(&xy_test, XYZ); - if (result) return result; + if (result != 0) return result; if (png_colorspace_endpoints_match(xy, &xy_test, 5/*actually, the math is pretty accurate*/)) @@ -1581,10 +1581,10 @@ png_colorspace_check_XYZ(png_xy *xy, png_XYZ *XYZ) png_XYZ XYZtemp; result = png_XYZ_normalize(XYZ); - if (result) return result; + if (result != 0) return result; result = png_xy_from_XYZ(xy, XYZ); - if (result) return result; + if (result != 0) return result; XYZtemp = *XYZ; return png_colorspace_check_xy(&XYZtemp, xy); @@ -1625,7 +1625,7 @@ png_colorspace_set_xy_and_XYZ(png_const_structrp png_ptr, } /* Only overwrite with preferred values */ - if (!preferred) + if (preferred == 0) return 1; /* ok, but no change */ } @@ -2738,7 +2738,7 @@ png_pow10(int power) } while (power > 0); - if (recip) d = 1/d; + if (recip != 0) d = 1/d; } /* else power is 0 and d is 1 */ @@ -3261,7 +3261,7 @@ png_muldiv(png_fixed_point_p res, png_fixed_point a, png_int_32 times, if (s00 >= (D >> 1)) ++result; - if (negative) + if (negative != 0) result = -result; /* Check for overflow. */ @@ -3788,7 +3788,7 @@ png_build_16bit_table(png_structrp png_ptr, png_uint_16pp *ptable, double d = floor(65535*pow(ig/(double)max, gamma_val*.00001)+.5); sub_table[j] = (png_uint_16)d; # else - if (shift) + if (shift != 0) ig = (ig * 65535U + max_by_2)/max; sub_table[j] = png_gamma_16bit_correct(ig, gamma_val); @@ -3804,7 +3804,7 @@ png_build_16bit_table(png_structrp png_ptr, png_uint_16pp *ptable, { png_uint_32 ig = (j << (8-shift)) + i; - if (shift) + if (shift != 0) ig = (ig * 65535U + max_by_2)/max; sub_table[j] = (png_uint_16)ig; |