diff options
Diffstat (limited to 'converter/other')
-rw-r--r-- | converter/other/pngtopam.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/converter/other/pngtopam.c b/converter/other/pngtopam.c index 67a83c1f..01f3d4e4 100644 --- a/converter/other/pngtopam.c +++ b/converter/other/pngtopam.c @@ -355,17 +355,17 @@ readPng(struct pngx * const pngxP, static png_uint_16 -get_png_val(const png_byte ** const pp, - int const bit_depth) { +getPngVal(const png_byte ** const pp, + int const bitDepth) { png_uint_16 c; - if (bit_depth == 16) - c = (*((*pp)++)) << 8; + if (bitDepth == 16) + c = *(*pp)++ << 8; else c = 0; - c |= (*((*pp)++)); + c |= *(*pp)++; return c; } @@ -443,8 +443,8 @@ setTuple(const struct pam * const pamP, static png_uint_16 -gamma_correct(png_uint_16 const v, - float const g) { +gammaCorrect(png_uint_16 const v, + float const g) { if (g != -1.0) return (png_uint_16) ROUNDU(pow((double) v / maxval, (1.0 / g)) * @@ -456,7 +456,7 @@ gamma_correct(png_uint_16 const v, static bool -iscolor(png_color const c) { +isColor(png_color const c) { return c.red != c.green || c.green != c.blue; } @@ -693,13 +693,13 @@ isTransparentColor(pngcolor const color, switch (pngxP->info_ptr->color_type) { case PNG_COLOR_TYPE_GRAY: - retval = color.r == gamma_correct(transColorP->gray, totalgamma); + retval = color.r == gammaCorrect(transColorP->gray, totalgamma); break; default: retval = - color.r == gamma_correct(transColorP->red, totalgamma) && - color.g == gamma_correct(transColorP->green, totalgamma) && - color.b == gamma_correct(transColorP->blue, totalgamma); + color.r == gammaCorrect(transColorP->red, totalgamma) && + color.g == gammaCorrect(transColorP->green, totalgamma) && + color.b == gammaCorrect(transColorP->blue, totalgamma); } } else retval = FALSE; @@ -1006,7 +1006,7 @@ imageHasColor(struct pngx * const pngxP) { for (i = 0, foundColor = FALSE; i < pngxP->info_ptr->num_palette && !foundColor; ++i) { - if (iscolor(pngxP->info_ptr->palette[i])) + if (isColor(pngxP->info_ptr->palette[i])) foundColor = TRUE; } retval = foundColor; @@ -1090,23 +1090,23 @@ getBackgroundColor(struct pngx * const pngxP, case PNG_COLOR_TYPE_GRAY: case PNG_COLOR_TYPE_GRAY_ALPHA: bgColorP->r = bgColorP->g = bgColorP->b = - gamma_correct(pngxP->info_ptr->background.gray, totalgamma); + gammaCorrect(pngxP->info_ptr->background.gray, totalgamma); break; case PNG_COLOR_TYPE_PALETTE: { png_color const rawBgcolor = pngxP->info_ptr->palette[pngxP->info_ptr->background.index]; - bgColorP->r = gamma_correct(rawBgcolor.red, totalgamma); - bgColorP->g = gamma_correct(rawBgcolor.green, totalgamma); - bgColorP->b = gamma_correct(rawBgcolor.blue, totalgamma); + bgColorP->r = gammaCorrect(rawBgcolor.red, totalgamma); + bgColorP->g = gammaCorrect(rawBgcolor.green, totalgamma); + bgColorP->b = gammaCorrect(rawBgcolor.blue, totalgamma); } break; case PNG_COLOR_TYPE_RGB: case PNG_COLOR_TYPE_RGB_ALPHA: { png_color_16 const rawBgcolor = pngxP->info_ptr->background; - bgColorP->r = gamma_correct(rawBgcolor.red, totalgamma); - bgColorP->g = gamma_correct(rawBgcolor.green, totalgamma); - bgColorP->b = gamma_correct(rawBgcolor.blue, totalgamma); + bgColorP->r = gammaCorrect(rawBgcolor.red, totalgamma); + bgColorP->g = gammaCorrect(rawBgcolor.green, totalgamma); + bgColorP->b = gammaCorrect(rawBgcolor.blue, totalgamma); } break; } @@ -1138,7 +1138,7 @@ warnNonsquarePixels(struct pngx * const pngxP, -#define GET_PNG_VAL(p) get_png_val(&(p), pngxP->info_ptr->bit_depth) +#define GET_PNG_VAL(p) getPngVal(&(p), pngxP->info_ptr->bit_depth) |