From e30cdaa3ed22ead6af712d3d62e6216764db3c2b Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Tue, 10 Apr 2012 05:31:44 -0300 Subject: ghostscript sustitute recommended by FSF --- .../gnu-ghostscript-cups-rgbw.patch | 263 +++++++++++++++++++++ 1 file changed, 263 insertions(+) create mode 100644 libre/gnu-ghostscript/gnu-ghostscript-cups-rgbw.patch (limited to 'libre/gnu-ghostscript/gnu-ghostscript-cups-rgbw.patch') diff --git a/libre/gnu-ghostscript/gnu-ghostscript-cups-rgbw.patch b/libre/gnu-ghostscript/gnu-ghostscript-cups-rgbw.patch new file mode 100644 index 000000000..81b52a2e6 --- /dev/null +++ b/libre/gnu-ghostscript/gnu-ghostscript-cups-rgbw.patch @@ -0,0 +1,263 @@ +diff -up gnu-ghostscript-9.04.1/cups/gdevcups.c.cups-rgbw ghostscript-9.04/cups/gdevcups.c +--- gnu-ghostscript-9.04.1/cups/gdevcups.c.cups-rgbw 2011-08-05 12:12:21.000000000 +0100 ++++ gnu-ghostscript-9.04.1/cups/gdevcups.c 2011-08-22 10:54:24.614010581 +0100 +@@ -225,6 +225,7 @@ typedef struct gx_device_cups_s + unsigned short EncodeLUT[gx_max_color_value + 1];/* RGB value to output color LUT */ + int Density[CUPS_MAX_VALUE + 1];/* Density LUT */ + int Matrix[3][3][CUPS_MAX_VALUE + 1];/* Color transform matrix LUT */ ++ int user_icc; + int cupsRasterVersion; + + /* Used by cups_put_params(): */ +@@ -426,6 +427,7 @@ gx_device_cups gs_cups_device = + {0x00}, /* EncodeLUT */ + {0x00}, /* Density */ + {0x00}, /* Matrix */ ++ 0, + 3 /* cupsRasterVersion */ + }; + +@@ -1182,15 +1184,18 @@ cups_map_cmyk(gx_device *pdev, /* I - D + + case CUPS_CSPACE_RGB : + case CUPS_CSPACE_RGBW : ++ c0 = c + k; ++ c1 = m + k; ++ c2 = y + k; + if (cups->header.cupsColorSpace == CUPS_CSPACE_RGBW) { +- c0 = c; +- c1 = m; +- c2 = y; +- c3 = k; +- } else { +- c0 = c + k; +- c1 = m + k; +- c2 = y + k; ++ if ((k >= frac_1 - 1) || ++ ((c0 >= frac_1) && (c1 >= frac_1) && (c2 >= frac_1))) { ++ c0 = frac_1; ++ c1 = frac_1; ++ c2 = frac_1; ++ c3 = frac_1; ++ } else ++ c3 = 0; + } + + if (c0 < 0) +@@ -1212,11 +1217,12 @@ cups_map_cmyk(gx_device *pdev, /* I - D + out[2] = frac_1 - (frac)cups->Density[c2]; + + if (cups->header.cupsColorSpace == CUPS_CSPACE_RGBW) { +- if (c3 < 0) +- c3 = 0; +- else if (c3 > frac_1) +- c3 = frac_1; +- out[3] = frac_1 - (frac)cups->Density[c3]; ++ if (c3 == 0) ++ out[3] = frac_1; ++ else if (c3 == frac_1) ++ out[3] = 0; ++ else ++ out[3] = frac_1; + } + break; + +@@ -2034,10 +2040,15 @@ cups_map_color_rgb(gx_device *pdev, + * cups->DecodeLUT actually maps to RGBW, not CMYK... + */ + +- k = cups->DecodeLUT[c3]; +- c = cups->DecodeLUT[c0] + k - gx_max_color_value; +- m = cups->DecodeLUT[c1] + k - gx_max_color_value; +- y = cups->DecodeLUT[c2] + k - gx_max_color_value; ++ if (c3 == 0) { ++ c = 0; ++ m = 0; ++ y = 0; ++ } else { ++ c = cups->DecodeLUT[c0]; ++ m = cups->DecodeLUT[c1]; ++ y = cups->DecodeLUT[c2]; ++ } + + if (c > gx_max_color_value) + prgb[0] = gx_max_color_value; +@@ -2282,20 +2293,20 @@ cups_map_rgb_color(gx_device *pdev, + switch (cups->header.cupsBitsPerColor) + { + default : +- i = 0x0e; ++ i = 0x00; + break; + case 2 : +- i = 0xfc; ++ i = 0x00; + break; + case 4 : +- i = 0xfff0; ++ i = 0x0000; + break; + case 8 : +- i = 0xffffff00; ++ i = 0x00000000; + break; + #ifdef GX_COLOR_INDEX_TYPE + case 16 : +- i = 0xffffffffffff0000; ++ i = 0x0000000000000000; + break; + #endif /* GX_COLOR_INDEX_TYPE */ + } +@@ -2929,7 +2940,10 @@ cups_put_params(gx_device *pdev, /* + int xflip = 0, + yflip = 0; + int found = 0; +- ++ gs_param_string icc_pro_dummy; ++ int old_cmps = cups->color_info.num_components; ++ int old_depth = cups->color_info.depth; ++ + #ifdef DEBUG + dprintf2("DEBUG2: cups_put_params(%p, %p)\n", pdev, plist); + #endif /* DEBUG */ +@@ -3024,6 +3038,11 @@ cups_put_params(gx_device *pdev, /* + margins_set = param_read_float_array(plist, "Margins", &arrayval) == 0; + color_set = param_read_int(plist, "cupsColorSpace", &intval) == 0 || + param_read_int(plist, "cupsBitsPerColor", &intval) == 0; ++ ++ if (!cups->user_icc) { ++ cups->user_icc = param_read_string(plist, "OutputICCProfile", &icc_pro_dummy) == 0; ++ } ++ + /* We set the old dimensions to 1 if we have a color depth change, so + that memory reallocation gets forced. This is perhaps not the correct + approach to prevent crashes like in bug 690435. We keep it for the +@@ -3134,12 +3153,20 @@ cups_put_params(gx_device *pdev, /* + if ((code = gdev_prn_put_params(pdev, plist)) < 0) + return (code); + ++ /* If cups_set_color_info() changed the color model of the device we want to ++ * force the raster memory to be recreated/reinitialized ++ */ ++ if (cups->color_info.num_components != old_cmps || cups->color_info.depth != old_depth) { ++ width_old = 0; ++ height_old = 0; ++ } ++ else { + /* pdev->width/height may have been changed by the call to + * gdev_prn_put_params() + */ +- width_old = pdev->width; +- height_old = pdev->height; +- ++ width_old = pdev->width; ++ height_old = pdev->height; ++ } + /* + * Update margins/sizes as needed... + */ +@@ -4044,22 +4071,88 @@ cups_set_color_info(gx_device *pdev) /* + for (k = 0; k <= CUPS_MAX_VALUE; k ++) + cups->Density[k] = k; + } +- /* Set up the ICC profile for ghostscript to use based upon the color space. +- This is different than the PPD profile above which appears to be some sort +- of matrix based TRC profile */ +- switch (cups->header.cupsColorSpace) { +- /* Use RGB profile for this */ +- case CUPS_CSPACE_RGBW: +- if (pdev->icc_struct == NULL) { +- pdev->icc_struct = gsicc_new_device_profile_array(pdev->memory); +- } +- if (pdev->icc_struct->device_profile[gsDEFAULTPROFILE] == NULL) { +- code = gsicc_set_device_profile(pdev, pdev->memory, +- DEFAULT_RGB_ICC, gsDEFAULTPROFILE); +- } +- break; +- default: +- break; ++ if (!cups->user_icc) { ++ /* Set up the ICC profile for ghostscript to use based upon the color space. ++ This is different than the PPD profile above which appears to be some sort ++ of matrix based TRC profile */ ++ switch (cups->header.cupsColorSpace) ++ { ++ default : ++ case CUPS_CSPACE_RGBW : ++ case CUPS_CSPACE_RGB : ++ case CUPS_CSPACE_RGBA : ++ case CUPS_CSPACE_CMY : ++ case CUPS_CSPACE_YMC : ++# ifdef CUPS_RASTER_HAVE_COLORIMETRIC ++ case CUPS_CSPACE_CIELab : ++ case CUPS_CSPACE_ICC1 : ++ case CUPS_CSPACE_ICC2 : ++ case CUPS_CSPACE_ICC3 : ++ case CUPS_CSPACE_ICC4 : ++ case CUPS_CSPACE_ICC5 : ++ case CUPS_CSPACE_ICC6 : ++ case CUPS_CSPACE_ICC7 : ++ case CUPS_CSPACE_ICC8 : ++ case CUPS_CSPACE_ICC9 : ++ case CUPS_CSPACE_ICCA : ++ case CUPS_CSPACE_ICCB : ++ case CUPS_CSPACE_ICCC : ++ case CUPS_CSPACE_ICCD : ++ case CUPS_CSPACE_ICCE : ++ case CUPS_CSPACE_ICCF : ++# endif /* CUPS_RASTER_HAVE_COLORIMETRIC */ ++ if (!pdev->icc_struct || (pdev->icc_struct && ++ pdev->icc_struct->device_profile[gsDEFAULTPROFILE]->data_cs != gsRGB)) { ++ ++ if (pdev->icc_struct) { ++ rc_decrement(pdev->icc_struct, "cups_set_color_info"); ++ } ++ pdev->icc_struct = gsicc_new_device_profile_array(pdev->memory); ++ ++ code = gsicc_set_device_profile(pdev, pdev->memory, ++ (char *)DEFAULT_RGB_ICC, gsDEFAULTPROFILE); ++ } ++ break; ++ ++ case CUPS_CSPACE_W : ++ case CUPS_CSPACE_WHITE : ++ case CUPS_CSPACE_K : ++ case CUPS_CSPACE_GOLD : ++ case CUPS_CSPACE_SILVER : ++ if (!pdev->icc_struct || (pdev->icc_struct && ++ pdev->icc_struct->device_profile[gsDEFAULTPROFILE]->data_cs != gsGRAY)) { ++ ++ if (pdev->icc_struct) { ++ rc_decrement(pdev->icc_struct, "cups_set_color_info"); ++ } ++ pdev->icc_struct = gsicc_new_device_profile_array(pdev->memory); ++ ++ code = gsicc_set_device_profile(pdev, pdev->memory->non_gc_memory, ++ (char *)DEFAULT_GRAY_ICC, gsDEFAULTPROFILE); ++ } ++ break; ++ case CUPS_CSPACE_KCMYcm : ++# ifdef CUPS_RASTER_HAVE_COLORIMETRIC ++ case CUPS_CSPACE_CIEXYZ : ++#endif ++ case CUPS_CSPACE_CMYK : ++ case CUPS_CSPACE_YMCK : ++ case CUPS_CSPACE_KCMY : ++ case CUPS_CSPACE_GMCK : ++ case CUPS_CSPACE_GMCS : ++ if (!pdev->icc_struct || (pdev->icc_struct && ++ pdev->icc_struct->device_profile[gsDEFAULTPROFILE]->data_cs != gsCMYK)) { ++ ++ if (pdev->icc_struct) { ++ rc_decrement(pdev->icc_struct, "cups_set_color_info"); ++ } ++ pdev->icc_struct = gsicc_new_device_profile_array(pdev->memory); ++ ++ code = gsicc_set_device_profile(pdev, pdev->memory, ++ (char *)DEFAULT_CMYK_ICC, gsDEFAULTPROFILE); ++ } ++ break; ++ } + } + } + -- cgit v1.2.3-54-g00ecf