diff options
Diffstat (limited to 'graphics/netpbm/files/patch-pngtopnm.c')
| -rw-r--r-- | graphics/netpbm/files/patch-pngtopnm.c | 894 |
1 files changed, 0 insertions, 894 deletions
diff --git a/graphics/netpbm/files/patch-pngtopnm.c b/graphics/netpbm/files/patch-pngtopnm.c deleted file mode 100644 index 7ada8b3f972e..000000000000 --- a/graphics/netpbm/files/patch-pngtopnm.c +++ /dev/null @@ -1,894 +0,0 @@ -$OpenBSD: patch-converter_other_pngtopnm_c,v 1.2 2011/12/13 21:39:17 naddy Exp $ - -Fix build with png-1.5. - ---- converter/other/pngtopnm.c.orig Fri Nov 25 01:15:46 2011 -+++ converter/other/pngtopnm.c Tue Dec 13 22:25:03 2011 -@@ -44,12 +44,6 @@ - #include "nstring.h" - #include "shhopt.h" - --#if PNG_LIBPNG_VER >= 10400 --#error Your PNG library (<png.h>) is incompatible with this Netpbm source code. --#error You need either an older PNG library (older than 1.4) --#error newer Netpbm source code (at least 10.48) --#endif -- - typedef struct _jmpbuf_wrapper { - jmp_buf jmpbuf; - } jmpbuf_wrapper; -@@ -187,7 +181,7 @@ parseCommandLine(int argc, - - - --#define get_png_val(p) _get_png_val (&(p), info_ptr->bit_depth) -+#define get_png_val(p) _get_png_val (&(p), png_get_bit_depth(png_ptr, info_ptr)) - - static png_uint_16 - _get_png_val (png_byte ** const pp, -@@ -266,33 +260,39 @@ png_color c; - } - - #ifdef __STDC__ --static void save_text (png_info *info_ptr, FILE *tfp) -+static void save_text (png_structp png_ptr, png_info *info_ptr, FILE *tfp) - #else --static void save_text (info_ptr, tfp) -+static void save_text (png_ptr, info_ptr, tfp) -+png_structp png_ptr; - png_info *info_ptr; - FILE *tfp; - #endif - { - int i, j, k; -+ png_textp text_ptr; -+ int num_text; - -- for (i = 0 ; i < info_ptr->num_text ; i++) { -+ if (png_get_text(png_ptr, info_ptr, &text_ptr, &num_text) == 0) -+ return; -+ -+ for (i = 0 ; i < num_text ; i++) { - j = 0; -- while (info_ptr->text[i].key[j] != '\0' && info_ptr->text[i].key[j] != ' ') -+ while (text_ptr[i].key[j] != '\0' && text_ptr[i].key[j] != ' ') - j++; -- if (info_ptr->text[i].key[j] != ' ') { -- fprintf (tfp, "%s", info_ptr->text[i].key); -- for (j = strlen (info_ptr->text[i].key) ; j < 15 ; j++) -+ if (text_ptr[i].key[j] != ' ') { -+ fprintf (tfp, "%s", text_ptr[i].key); -+ for (j = strlen (text_ptr[i].key) ; j < 15 ; j++) - putc (' ', tfp); - } else { -- fprintf (tfp, "\"%s\"", info_ptr->text[i].key); -- for (j = strlen (info_ptr->text[i].key) ; j < 13 ; j++) -+ fprintf (tfp, "\"%s\"", text_ptr[i].key); -+ for (j = strlen (text_ptr[i].key) ; j < 13 ; j++) - putc (' ', tfp); - } - putc (' ', tfp); /* at least one space between key and text */ - -- for (j = 0 ; j < info_ptr->text[i].text_length ; j++) { -- putc (info_ptr->text[i].text[j], tfp); -- if (info_ptr->text[i].text[j] == '\n') -+ for (j = 0 ; j < text_ptr[i].text_length ; j++) { -+ putc (text_ptr[i].text[j], tfp); -+ if (text_ptr[i].text[j] == '\n') - for (k = 0 ; k < 16 ; k++) - putc ((int)' ', tfp); - } -@@ -301,9 +301,10 @@ FILE *tfp; - } - - #ifdef __STDC__ --static void show_time (png_info *info_ptr) -+static void show_time (png_structp png_ptr, png_info *info_ptr) - #else --static void show_time (info_ptr) -+static void show_time (png_ptr, info_ptr) -+png_structp png_ptr; - png_info *info_ptr; - #endif - { -@@ -311,19 +312,20 @@ png_info *info_ptr; - "", "January", "February", "March", "April", "May", "June", - "July", "August", "September", "October", "November", "December" - }; -+ png_timep mod_time; - -- if (info_ptr->valid & PNG_INFO_tIME) { -- if (info_ptr->mod_time.month < 1 || -- info_ptr->mod_time.month >= ARRAY_SIZE(month)) { -+ if (png_get_tIME(png_ptr, info_ptr, &mod_time) & PNG_INFO_tIME) { -+ if (mod_time->month < 1 || -+ mod_time->month >= ARRAY_SIZE(month)) { - pm_message("tIME chunk in PNG input is invalid; " - "modification time of image is unknown. " - "The month value, which should be in the range " -- "1-12, is %u", info_ptr->mod_time.month); -+ "1-12, is %u", mod_time->month); - } else - pm_message ("modification time: %02d %s %d %02d:%02d:%02d", -- info_ptr->mod_time.day, month[info_ptr->mod_time.month], -- info_ptr->mod_time.year, info_ptr->mod_time.hour, -- info_ptr->mod_time.minute, info_ptr->mod_time.second); -+ mod_time->day, month[mod_time->month], -+ mod_time->year, mod_time->hour, -+ mod_time->minute, mod_time->second); - } - } - -@@ -360,12 +362,28 @@ png_const_charp msg; - - - static void --dump_png_info(png_info *info_ptr) { -+dump_png_info(png_structp png_ptr, png_info *info_ptr) { - - const char *type_string; - const char *filter_string; -+ png_color_16p background; -+ int num_trans; -+ double gamma; -+ png_color_8p sig_bit; -+ png_colorp palette; -+ int num_palette; -+ png_uint_16p hist; -+ int res_x, res_y, unit_type; -+ png_int_32 offset_x, offset_y; -+ png_timep mod_time; -+ png_charp purpose; -+ png_int_32 X0, X1; -+ int type, nparams; -+ png_charp units; -+ png_charpp params; -+ int file_srgb_intent; - -- switch (info_ptr->color_type) { -+ switch (png_get_color_type(png_ptr, info_ptr)) { - case PNG_COLOR_TYPE_GRAY: - type_string = "gray"; - break; -@@ -387,90 +405,101 @@ dump_png_info(png_info *info_ptr) { - break; - } - -- switch (info_ptr->filter_type) { -+ switch (png_get_filter_type(png_ptr, info_ptr)) { - case PNG_FILTER_TYPE_BASE: - asprintfN(&filter_string, "base filter"); - break; - default: - asprintfN(&filter_string, "unknown filter type %d", -- info_ptr->filter_type); -+ png_get_filter_type(png_ptr, info_ptr)); - } - -- pm_message("reading a %ldw x %ldh image, %d bit%s", -- info_ptr->width, info_ptr->height, -- info_ptr->bit_depth, info_ptr->bit_depth > 1 ? "s" : ""); -+ pm_message("reading a %uw x %uh image, %d bit%s", -+ png_get_image_width(png_ptr, info_ptr), -+ png_get_image_height(png_ptr, info_ptr), -+ png_get_bit_depth(png_ptr, info_ptr), -+ png_get_bit_depth(png_ptr, info_ptr) > 1 ? "s" : ""); - pm_message("%s, %s, %s", - type_string, -- info_ptr->interlace_type ? -+ png_get_interlace_type(png_ptr, info_ptr) ? - "Adam7 interlaced" : "not interlaced", - filter_string); -- pm_message("background {index, gray, red, green, blue} = " -- "{%d, %d, %d, %d, %d}", -- info_ptr->background.index, -- info_ptr->background.gray, -- info_ptr->background.red, -- info_ptr->background.green, -- info_ptr->background.blue); - -+ if (png_get_bKGD(png_ptr, info_ptr, &background) & PNG_INFO_bKGD) { -+ pm_message("background {index, gray, red, green, blue} = " -+ "{%d, %d, %d, %d, %d}", -+ background->index, -+ background->gray, -+ background->red, -+ background->green, -+ background->blue); -+ } -+ - strfree(filter_string); - -- if (info_ptr->valid & PNG_INFO_tRNS) -+ if (png_get_tRNS(png_ptr, info_ptr, -+ NULL, &num_trans, NULL) & PNG_INFO_tRNS) - pm_message("tRNS chunk (transparency): %u entries", -- info_ptr->num_trans); -+ num_trans); - else - pm_message("tRNS chunk (transparency): not present"); - -- if (info_ptr->valid & PNG_INFO_gAMA) -- pm_message("gAMA chunk (image gamma): gamma = %4.2f", info_ptr->gamma); -+ if (png_get_gAMA(png_ptr, info_ptr, &gamma) & PNG_INFO_gAMA) -+ pm_message("gAMA chunk (image gamma): gamma = %4.2f", gamma); - else - pm_message("gAMA chunk (image gamma): not present"); - -- if (info_ptr->valid & PNG_INFO_sBIT) -+ if (png_get_sBIT(png_ptr, info_ptr, &sig_bit) & PNG_INFO_sBIT) - pm_message("sBIT chunk: present"); - else - pm_message("sBIT chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_cHRM) -+ if (png_get_cHRM(png_ptr, info_ptr, -+ NULL, NULL, NULL, NULL, -+ NULL, NULL, NULL, NULL) & PNG_INFO_cHRM) - pm_message("cHRM chunk: present"); - else - pm_message("cHRM chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_PLTE) -- pm_message("PLTE chunk: %d entries", info_ptr->num_palette); -+ if (png_get_PLTE(png_ptr, info_ptr, &palette, &num_palette) & PNG_INFO_PLTE) -+ pm_message("PLTE chunk: %d entries", num_palette); - else - pm_message("PLTE chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_bKGD) -+ if (png_get_bKGD(png_ptr, info_ptr, &background) & PNG_INFO_bKGD) - pm_message("bKGD chunk: present"); - else - pm_message("bKGD chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_hIST) -+ if (png_get_hIST(png_ptr, info_ptr, &hist) & PNG_INFO_hIST) - pm_message("hIST chunk: present"); - else - pm_message("hIST chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_pHYs) -+ if (png_get_pHYs(png_ptr, info_ptr, -+ &res_x, &res_y, &unit_type) & PNG_INFO_pHYs) - pm_message("pHYs chunk: present"); - else - pm_message("pHYs chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_oFFs) -+ if (png_get_oFFs(png_ptr, info_ptr, -+ &offset_x, &offset_y, &unit_type) & PNG_INFO_oFFs) - pm_message("oFFs chunk: present"); - else - pm_message("oFFs chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_tIME) -+ if (png_get_tIME(png_ptr, info_ptr, &mod_time) & PNG_INFO_tIME) - pm_message("tIME chunk: present"); - else - pm_message("tIME chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_pCAL) -+ if (png_get_pCAL(png_ptr, info_ptr, &purpose, &X0, &X1, -+ &type, &nparams, &units, ¶ms) & PNG_INFO_pCAL) - pm_message("pCAL chunk: present"); - else - pm_message("pCAL chunk: not present"); - -- if (info_ptr->valid & PNG_INFO_sRGB) -+ if (png_get_sRGB(png_ptr, info_ptr, &file_srgb_intent) & PNG_INFO_sRGB) - pm_message("sRGB chunk: present"); - else - pm_message("sRGB chunk: not present"); -@@ -479,19 +508,19 @@ dump_png_info(png_info *info_ptr) { - - - static bool --isTransparentColor(pngcolor const color, -- png_info * const info_ptr, -- double const totalgamma) { -+isTransparentColor(pngcolor const color, -+ png_structp const png_ptr, -+ png_info * const info_ptr, -+ double const totalgamma) { - /*---------------------------------------------------------------------------- - Return TRUE iff pixels of color 'color' are supposed to be transparent - everywhere they occur. Assume it's an RGB image. - -----------------------------------------------------------------------------*/ - bool retval; -+ png_color_16p transColorP; - -- if (info_ptr->valid & PNG_INFO_tRNS) { -- const png_color_16 * const transColorP = &info_ptr->trans_values; -- -- -+ if (png_get_tRNS(png_ptr, info_ptr, -+ NULL, NULL, &transColorP) & PNG_INFO_tRNS) { - /* There seems to be a problem here: you can't compare real - numbers for equality. Also, I'm not sure the gamma - corrected/uncorrected color spaces are right here. -@@ -537,9 +566,11 @@ setupGammaCorrection(png_struct * const png_ptr, - if (displaygamma == -1.0) - *totalgammaP = -1.0; - else { -+ double fileGamma; - float imageGamma; -- if (info_ptr->valid & PNG_INFO_gAMA) -- imageGamma = info_ptr->gamma; -+ -+ if (png_get_gAMA(png_ptr, info_ptr, &fileGamma) & PNG_INFO_gAMA) -+ imageGamma = fileGamma; - else { - if (verbose) - pm_message("PNG doesn't specify image gamma. Assuming 1.0"); -@@ -555,10 +586,14 @@ setupGammaCorrection(png_struct * const png_ptr, - } else { - png_set_gamma(png_ptr, displaygamma, imageGamma); - *totalgammaP = imageGamma * displaygamma; -+#ifdef NOT_SUPPORTED_ANYMORE -+ /* The API doesn't clearing PNG_INFO_sBIT. */ -+ - /* in case of gamma-corrections, sBIT's as in the - PNG-file are not valid anymore - */ - info_ptr->valid &= ~PNG_INFO_sBIT; -+#endif - if (verbose) - pm_message("image gamma is %4.2f, " - "converted for display gamma of %4.2f", -@@ -570,20 +605,24 @@ setupGammaCorrection(png_struct * const png_ptr, - - - static bool --paletteHasPartialTransparency(png_info * const info_ptr) { -+paletteHasPartialTransparency(png_structp png_ptr, png_info * const info_ptr) { - - bool retval; - -- if (info_ptr->color_type == PNG_COLOR_TYPE_PALETTE) { -- if (info_ptr->valid & PNG_INFO_tRNS) { -+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_PALETTE) { -+ png_bytep trans_alpha; -+ int num_trans; -+ -+ if (png_get_tRNS(png_ptr, info_ptr, -+ &trans_alpha, &num_trans, NULL) & PNG_INFO_tRNS) { - bool foundGray; - unsigned int i; - - for (i = 0, foundGray = FALSE; -- i < info_ptr->num_trans && !foundGray; -+ i < num_trans && !foundGray; - ++i) { -- if (info_ptr->trans[i] != 0 && -- info_ptr->trans[i] != maxval) { -+ if (trans_alpha[i] != 0 && -+ trans_alpha[i] != maxval) { - foundGray = TRUE; - } - } -@@ -611,14 +650,16 @@ setupSignificantBits(png_struct * const png_ptr - - Return the result as *maxvalP. - -----------------------------------------------------------------------------*/ -+ png_color_8p sig_bit; -+ - /* Initial assumption of maxval */ -- if (info_ptr->color_type == PNG_COLOR_TYPE_PALETTE) { -+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_PALETTE) { - if (alpha == ALPHA_ONLY) { -- if (info_ptr->color_type == PNG_COLOR_TYPE_GRAY || -- info_ptr->color_type == PNG_COLOR_TYPE_RGB) -+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_GRAY || -+ png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_RGB) - /* The alpha mask will be all opaque, so maxval 1 is plenty */ - *maxvalP = 1; -- else if (paletteHasPartialTransparency(info_ptr)) -+ else if (paletteHasPartialTransparency(png_ptr, info_ptr)) - /* Use same maxval as PNG transparency palette for simplicity*/ - *maxvalP = 255; - else -@@ -628,7 +669,7 @@ setupSignificantBits(png_struct * const png_ptr - /* Use same maxval as PNG palette for simplicity */ - *maxvalP = 255; - } else { -- *maxvalP = (1l << info_ptr->bit_depth) - 1; -+ *maxvalP = (1l << png_get_bit_depth(png_ptr, info_ptr)) - 1; - } - - /* sBIT handling is very tricky. If we are extracting only the -@@ -641,20 +682,26 @@ setupSignificantBits(png_struct * const png_ptr - is used - */ - -- if (info_ptr->valid & PNG_INFO_sBIT) { -+ if (png_get_sBIT(png_ptr, info_ptr, &sig_bit) & PNG_INFO_sBIT) { -+ png_byte color_type; -+ png_bytep trans_alpha; -+ int num_trans; -+ -+ color_type = png_get_color_type(png_ptr, info_ptr); - switch (alpha) { - case ALPHA_MIX: -- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA || -- info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) -+ if (color_type == PNG_COLOR_TYPE_RGB_ALPHA || -+ color_type == PNG_COLOR_TYPE_GRAY_ALPHA) - break; -- if (info_ptr->color_type == PNG_COLOR_TYPE_PALETTE && -- (info_ptr->valid & PNG_INFO_tRNS)) { -+ if (color_type == PNG_COLOR_TYPE_PALETTE && -+ png_get_tRNS(png_ptr, info_ptr, -+ &trans_alpha, &num_trans, NULL) & PNG_INFO_tRNS) { - - bool trans_mix; - unsigned int i; - trans_mix = TRUE; -- for (i = 0; i < info_ptr->num_trans; ++i) -- if (info_ptr->trans[i] != 0 && info_ptr->trans[i] != 255) { -+ for (i = 0; i < num_trans; ++i) -+ if (trans_alpha[i] != 0 && trans_alpha[i] != 255) { - trans_mix = FALSE; - break; - } -@@ -665,70 +712,76 @@ setupSignificantBits(png_struct * const png_ptr - /* else fall though to normal case */ - - case ALPHA_NONE: -- if ((info_ptr->color_type == PNG_COLOR_TYPE_PALETTE || -- info_ptr->color_type == PNG_COLOR_TYPE_RGB || -- info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA) && -- (info_ptr->sig_bit.red != info_ptr->sig_bit.green || -- info_ptr->sig_bit.red != info_ptr->sig_bit.blue) && -+ if ((color_type == PNG_COLOR_TYPE_PALETTE || -+ color_type == PNG_COLOR_TYPE_RGB || -+ color_type == PNG_COLOR_TYPE_RGB_ALPHA) && -+ (sig_bit->red != sig_bit->green || -+ sig_bit->red != sig_bit->blue) && - alpha == ALPHA_NONE) { - pm_message("This program cannot handle " - "different bit depths for color channels"); - pm_message("writing file with %d bit resolution", -- info_ptr->bit_depth); -+ png_get_bit_depth(png_ptr, info_ptr)); - *errorlevelP = PNMTOPNG_WARNING_LEVEL; - } else { -- if ((info_ptr->color_type == PNG_COLOR_TYPE_PALETTE) && -- (info_ptr->sig_bit.red < 255)) { -+ png_colorp palette; -+ int num_palette; -+ -+ if ((color_type == PNG_COLOR_TYPE_PALETTE) && -+ (sig_bit->red < 255) && -+ png_get_PLTE(png_ptr, info_ptr, -+ &palette, &num_palette) & PNG_INFO_PLTE) { - unsigned int i; -- for (i = 0; i < info_ptr->num_palette; ++i) { -- info_ptr->palette[i].red >>= -- (8 - info_ptr->sig_bit.red); -- info_ptr->palette[i].green >>= -- (8 - info_ptr->sig_bit.green); -- info_ptr->palette[i].blue >>= -- (8 - info_ptr->sig_bit.blue); -+ -+ for (i = 0; i < num_palette; ++i) { -+ palette[i].red >>= -+ (8 - sig_bit->red); -+ palette[i].green >>= -+ (8 - sig_bit->green); -+ palette[i].blue >>= -+ (8 - sig_bit->blue); - } -- *maxvalP = (1l << info_ptr->sig_bit.red) - 1; -+ *maxvalP = (1l << sig_bit->red) - 1; - if (verbose) - pm_message ("image has fewer significant bits, " - "writing file with %d bits per channel", -- info_ptr->sig_bit.red); -+ sig_bit->red); - } else -- if ((info_ptr->color_type == PNG_COLOR_TYPE_RGB || -- info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA) && -- (info_ptr->sig_bit.red < info_ptr->bit_depth)) { -- png_set_shift (png_ptr, &(info_ptr->sig_bit)); -- *maxvalP = (1l << info_ptr->sig_bit.red) - 1; -+ if ((color_type == PNG_COLOR_TYPE_RGB || -+ color_type == PNG_COLOR_TYPE_RGB_ALPHA) && -+ (sig_bit->red < png_get_bit_depth(png_ptr, info_ptr))) { -+ png_set_shift (png_ptr, sig_bit); -+ *maxvalP = (1l << sig_bit->red) - 1; - if (verbose) - pm_message("image has fewer significant bits, " - "writing file with %d " - "bits per channel", -- info_ptr->sig_bit.red); -+ sig_bit->red); - } else -- if ((info_ptr->color_type == PNG_COLOR_TYPE_GRAY || -- info_ptr->color_type == -+ if ((color_type == PNG_COLOR_TYPE_GRAY || -+ color_type == - PNG_COLOR_TYPE_GRAY_ALPHA) && -- (info_ptr->sig_bit.gray < info_ptr->bit_depth)) { -- png_set_shift (png_ptr, &(info_ptr->sig_bit)); -- *maxvalP = (1l << info_ptr->sig_bit.gray) - 1; -+ (sig_bit->gray < png_get_bit_depth(png_ptr, info_ptr))) { -+ png_set_shift (png_ptr, sig_bit); -+ *maxvalP = (1l << sig_bit->gray) - 1; - if (verbose) - pm_message("image has fewer significant bits, " - "writing file with %d bits", -- info_ptr->sig_bit.gray); -+ sig_bit->gray); - } - } - break; - - case ALPHA_ONLY: -- if ((info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA || -- info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) && -- (info_ptr->sig_bit.gray < info_ptr->bit_depth)) { -- png_set_shift (png_ptr, &(info_ptr->sig_bit)); -+ if ((color_type == PNG_COLOR_TYPE_RGB_ALPHA || -+ color_type == PNG_COLOR_TYPE_GRAY_ALPHA) && -+ (sig_bit->gray < png_get_bit_depth(png_ptr, info_ptr))) { -+ png_set_shift (png_ptr, sig_bit); - if (verbose) - pm_message ("image has fewer significant bits, " - "writing file with %d bits", -- info_ptr->sig_bit.alpha); -- *maxvalP = (1l << info_ptr->sig_bit.alpha) - 1; -+ sig_bit->alpha); -+ *maxvalP = (1l << sig_bit->alpha) - 1; - } - break; - -@@ -739,22 +792,28 @@ setupSignificantBits(png_struct * const png_ptr - - - static bool --imageHasColor(png_info * const info_ptr) { -+imageHasColor(png_structp const png_ptr, png_info * const info_ptr) { - - bool retval; -+ png_byte color_type; -+ png_colorp palette; -+ int num_palette; - -- if (info_ptr->color_type == PNG_COLOR_TYPE_GRAY || -- info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) -+ color_type = png_get_color_type(png_ptr, info_ptr); -+ if (color_type == PNG_COLOR_TYPE_GRAY || -+ color_type == PNG_COLOR_TYPE_GRAY_ALPHA) - - retval = FALSE; -- else if (info_ptr->color_type == PNG_COLOR_TYPE_PALETTE) { -+ else if (color_type == PNG_COLOR_TYPE_PALETTE && -+ png_get_PLTE(png_ptr, info_ptr, -+ &palette, &num_palette) & PNG_INFO_PLTE) { - bool foundColor; - unsigned int i; - - for (i = 0, foundColor = FALSE; -- i < info_ptr->num_palette && !foundColor; -+ i < num_palette && !foundColor; - ++i) { -- if (iscolor(info_ptr->palette[i])) -+ if (iscolor(palette[i])) - foundColor = TRUE; - } - retval = foundColor; -@@ -767,14 +826,15 @@ imageHasColor(png_info * const info_ptr) { - - - static void --determineOutputType(png_info * const info_ptr, -+determineOutputType(png_structp const png_ptr, -+ png_info * const info_ptr, - enum alpha_handling const alphaHandling, - pngcolor const bgColor, - xelval const maxval, - int * const pnmTypeP) { - - if (alphaHandling != ALPHA_ONLY && -- (imageHasColor(info_ptr) || !isGrayscale(bgColor))) -+ (imageHasColor(png_ptr, info_ptr) || !isGrayscale(bgColor))) - *pnmTypeP = PPM_TYPE; - else { - if (maxval > 1) -@@ -787,7 +847,8 @@ determineOutputType(png_info * const info_ptr - - - static void --getBackgroundColor(png_info * const info_ptr, -+getBackgroundColor(png_structp const png_ptr, -+ png_info * const info_ptr, - const char * const requestedColor, - float const totalgamma, - xelval const maxval, -@@ -798,6 +859,8 @@ getBackgroundColor(png_info * const info_ptr, - Otherwise, if the PNG specifies a background color, that's the one. - And otherwise, it's white. - -----------------------------------------------------------------------------*/ -+ png_color_16p background; -+ - if (requestedColor) { - /* Background was specified from the command-line; we always - use that. I chose to do no gamma-correction in this case; -@@ -809,27 +872,32 @@ getBackgroundColor(png_info * const info_ptr, - bgColorP->g = PPM_GETG(backcolor); - bgColorP->b = PPM_GETB(backcolor); - -- } else if (info_ptr->valid & PNG_INFO_bKGD) { -+ } else if (png_get_bKGD(png_ptr, info_ptr, &background) & PNG_INFO_bKGD) { - /* didn't manage to get libpng to work (bugs?) concerning background - processing, therefore we do our own. - */ -- switch (info_ptr->color_type) { -+ switch (png_get_color_type(png_ptr, info_ptr)) { - case PNG_COLOR_TYPE_GRAY: - case PNG_COLOR_TYPE_GRAY_ALPHA: - bgColorP->r = bgColorP->g = bgColorP->b = -- gamma_correct(info_ptr->background.gray, totalgamma); -+ gamma_correct(background->gray, totalgamma); - break; - case PNG_COLOR_TYPE_PALETTE: { -- png_color const rawBgcolor = -- info_ptr->palette[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); -+ png_colorp palette; -+ int num_palette; -+ -+ if (png_get_PLTE(png_ptr, info_ptr, -+ &palette, &num_palette) & PNG_INFO_PLTE) { -+ png_color const rawBgcolor = palette[background->index]; -+ bgColorP->r = gamma_correct(rawBgcolor.red, totalgamma); -+ bgColorP->g = gamma_correct(rawBgcolor.green, totalgamma); -+ bgColorP->b = gamma_correct(rawBgcolor.blue, totalgamma); -+ } - } - break; - case PNG_COLOR_TYPE_RGB: - case PNG_COLOR_TYPE_RGB_ALPHA: { -- png_color_16 const rawBgcolor = info_ptr->background; -+ png_color_16 const rawBgcolor = *background; - - bgColorP->r = gamma_correct(rawBgcolor.red, totalgamma); - bgColorP->g = gamma_correct(rawBgcolor.green, totalgamma); -@@ -848,6 +916,7 @@ static void - writePnm(FILE * const ofP, - xelval const maxval, - int const pnm_type, -+ png_structp const png_ptr, - png_info * const info_ptr, - png_byte ** const png_image, - pngcolor const bgColor, -@@ -865,6 +934,7 @@ writePnm(FILE * const ofP, - -----------------------------------------------------------------------------*/ - xel * xelrow; - unsigned int row; -+ png_uint_32 width, height; - - if (verbose) - pm_message ("writing a %s file (maxval=%u)", -@@ -874,27 +944,35 @@ writePnm(FILE * const ofP, - "UNKNOWN!", - maxval); - -- xelrow = pnm_allocrow(info_ptr->width); -+ xelrow = pnm_allocrow(png_get_image_width(png_ptr, info_ptr)); - -- pnm_writepnminit(stdout, info_ptr->width, info_ptr->height, maxval, -- pnm_type, FALSE); -+ width = png_get_image_width(png_ptr, info_ptr); -+ height = png_get_image_height(png_ptr, info_ptr); - -- for (row = 0; row < info_ptr->height; ++row) { -+ pnm_writepnminit(stdout, width, height, maxval, pnm_type, FALSE); -+ -+ for (row = 0; row < height; ++row) { - png_byte * png_pixelP; - int col; - - png_pixelP = &png_image[row][0]; /* initial value */ -- for (col = 0; col < info_ptr->width; ++col) { -- switch (info_ptr->color_type) { -+ for (col = 0; col < width; ++col) { -+ switch (png_get_color_type(png_ptr, info_ptr)) { - case PNG_COLOR_TYPE_GRAY: { - pngcolor fgColor; -+ png_color_16p trans_color; -+ - fgColor.r = fgColor.g = fgColor.b = get_png_val(png_pixelP); -- setXel(&xelrow[col], fgColor, bgColor, alpha_handling, -- ((info_ptr->valid & PNG_INFO_tRNS) && -- (fgColor.r == -- gamma_correct(info_ptr->trans_values.gray, -- totalgamma))) ? -- 0 : maxval); -+ -+ if (png_get_tRNS(png_ptr, info_ptr, -+ NULL, NULL, &trans_color) & PNG_INFO_tRNS && -+ (fgColor.r == gamma_correct(trans_color->gray, -+ totalgamma))) { -+ setXel(&xelrow[col], fgColor, bgColor, alpha_handling, 0); -+ } else { -+ setXel(&xelrow[col], fgColor, bgColor, alpha_handling, -+ maxval); -+ } - } - break; - -@@ -909,19 +987,31 @@ writePnm(FILE * const ofP, - break; - - case PNG_COLOR_TYPE_PALETTE: { -- png_uint_16 const index = get_png_val(png_pixelP); -- png_color const paletteColor = info_ptr->palette[index]; -+ png_uint_16 const index = get_png_val(png_pixelP); -+ png_colorp palette; -+ int num_palette; - -- pngcolor fgColor; -+ if (png_get_PLTE(png_ptr, info_ptr, -+ &palette, &num_palette) & PNG_INFO_PLTE) { -+ png_color const paletteColor = palette[index]; -+ pngcolor fgColor; -+ png_bytep trans_alpha; -+ int num_trans; - -- fgColor.r = paletteColor.red; -- fgColor.g = paletteColor.green; -- fgColor.b = paletteColor.blue; -+ fgColor.r = paletteColor.red; -+ fgColor.g = paletteColor.green; -+ fgColor.b = paletteColor.blue; - -- setXel(&xelrow[col], fgColor, bgColor, alpha_handling, -- (info_ptr->valid & PNG_INFO_tRNS) && -- index < info_ptr->num_trans ? -- info_ptr->trans[index] : maxval); -+ if (png_get_tRNS(png_ptr, info_ptr, -+ &trans_alpha, -+ &num_trans, NULL) & PNG_INFO_tRNS) { -+ setXel(&xelrow[col], fgColor, bgColor, alpha_handling, -+ index < num_trans ? trans_alpha[index] : maxval); -+ } else { -+ setXel(&xelrow[col], fgColor, bgColor, alpha_handling, -+ maxval); -+ } -+ } - } - break; - -@@ -932,8 +1022,8 @@ writePnm(FILE * const ofP, - fgColor.g = get_png_val(png_pixelP); - fgColor.b = get_png_val(png_pixelP); - setXel(&xelrow[col], fgColor, bgColor, alpha_handling, -- isTransparentColor(fgColor, info_ptr, totalgamma) ? -- 0 : maxval); -+ isTransparentColor(fgColor, png_ptr, info_ptr, -+ totalgamma) ? 0 : maxval); - } - break; - -@@ -950,10 +1040,10 @@ writePnm(FILE * const ofP, - break; - - default: -- pm_error ("unknown PNG color type: %d", info_ptr->color_type); -+ pm_error ("unknown PNG color type: %d", png_get_color_type(png_ptr, info_ptr)); - } - } -- pnm_writepnmrow(ofP, xelrow, info_ptr->width, maxval, pnm_type, FALSE); -+ pnm_writepnmrow(ofP, xelrow, width, maxval, pnm_type, FALSE); - } - pnm_freerow (xelrow); - } -@@ -974,6 +1064,7 @@ convertpng(FILE * const ifp, - int pnm_type; - pngcolor bgColor; - float totalgamma; -+ int res_x, res_y, unit_type; - - *errorlevelP = 0; - -@@ -996,28 +1087,28 @@ convertpng(FILE * const ifp, - png_set_sig_bytes (png_ptr, SIG_CHECK_SIZE); - png_read_info (png_ptr, info_ptr); - -- MALLOCARRAY(png_image, info_ptr->height); -+ MALLOCARRAY(png_image, png_get_image_height(png_ptr, info_ptr)); - if (png_image == NULL) { - png_destroy_read_struct (&png_ptr, &info_ptr, (png_infopp)NULL); - pm_closer (ifp); - pm_error ("couldn't allocate space for image"); - } - -- if (info_ptr->bit_depth == 16) -- linesize = 2 * info_ptr->width; -+ if (png_get_bit_depth(png_ptr, info_ptr) == 16) -+ linesize = 2 * png_get_image_width(png_ptr, info_ptr); - else -- linesize = info_ptr->width; -+ linesize = png_get_image_width(png_ptr, info_ptr); - -- if (info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) -+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_GRAY_ALPHA) - linesize *= 2; - else -- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB) -+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_RGB) - linesize *= 3; - else -- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA) -+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_RGB_ALPHA) - linesize *= 4; - -- for (y = 0 ; y < info_ptr->height ; y++) { -+ for (y = 0 ; y < png_get_image_height(png_ptr, info_ptr) ; y++) { - png_image[y] = malloc (linesize); - if (png_image[y] == NULL) { - for (x = 0 ; x < y ; x++) -@@ -1029,7 +1120,7 @@ convertpng(FILE * const ifp, - } - } - -- if (info_ptr->bit_depth < 8) -+ if (png_get_bit_depth(png_ptr, info_ptr) < 8) - png_set_packing (png_ptr); - - setupGammaCorrection(png_ptr, info_ptr, cmdline.gamma, &totalgamma); -@@ -1037,8 +1128,8 @@ convertpng(FILE * const ifp, - setupSignificantBits(png_ptr, info_ptr, cmdline.alpha, - &maxval, errorlevelP); - -- getBackgroundColor(info_ptr, cmdline.background, totalgamma, maxval, -- &bgColor); -+ getBackgroundColor(png_ptr, info_ptr, cmdline.background, totalgamma, -+ maxval, &bgColor); - - png_read_image (png_ptr, png_image); - png_read_end (png_ptr, info_ptr); -@@ -1048,16 +1139,17 @@ convertpng(FILE * const ifp, - completes. That's because it comes from chunks that are at the - end of the stream. - */ -- dump_png_info(info_ptr); -+ dump_png_info(png_ptr, info_ptr); - - if (mtime) -- show_time (info_ptr); -+ show_time (png_ptr, info_ptr); - if (tfp) -- save_text (info_ptr, tfp); -+ save_text (png_ptr, info_ptr, tfp); - -- if (info_ptr->valid & PNG_INFO_pHYs) { -+ if (png_get_pHYs(png_ptr, info_ptr, -+ &res_x, &res_y, &unit_type) & PNG_INFO_pHYs) { - float r; -- r = (float)info_ptr->x_pixels_per_unit / info_ptr->y_pixels_per_unit; -+ r = (float)res_x / res_y; - if (r != 1.0) { - pm_message ("warning - non-square pixels; " - "to fix do a 'pamscale -%cscale %g'", -@@ -1067,13 +1159,13 @@ convertpng(FILE * const ifp, - } - } - -- determineOutputType(info_ptr, cmdline.alpha, bgColor, maxval, &pnm_type); -+ determineOutputType(png_ptr, info_ptr, cmdline.alpha, bgColor, maxval, &pnm_type); - -- writePnm(stdout, maxval, pnm_type, info_ptr, png_image, bgColor, -+ writePnm(stdout, maxval, pnm_type, png_ptr, info_ptr, png_image, bgColor, - cmdline.alpha, totalgamma); - - fflush(stdout); -- for (y = 0 ; y < info_ptr->height ; y++) -+ for (y = 0 ; y < png_get_image_height(png_ptr, info_ptr) ; y++) - free (png_image[y]); - free (png_image); - png_destroy_read_struct (&png_ptr, &info_ptr, (png_infopp)NULL); |