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Diffstat (limited to 'print/ghostscript7/files/patch-src-gdevpng.c')
-rw-r--r--print/ghostscript7/files/patch-src-gdevpng.c187
1 files changed, 0 insertions, 187 deletions
diff --git a/print/ghostscript7/files/patch-src-gdevpng.c b/print/ghostscript7/files/patch-src-gdevpng.c
deleted file mode 100644
index 0bb66e2f046d..000000000000
--- a/print/ghostscript7/files/patch-src-gdevpng.c
+++ /dev/null
@@ -1,187 +0,0 @@
---- src/gdevpng.c.orig 2003-05-15 19:05:29.000000000 +0900
-+++ src/gdevpng.c 2015-02-19 01:59:24.000000000 +0900
-@@ -41,12 +41,6 @@
- #include "gdevpccm.h"
- #include "gscdefs.h"
-
--#define PNG_INTERNAL
--/*
-- * libpng versions 1.0.3 and later allow disabling access to the stdxxx
-- * files while retaining support for FILE * I/O.
-- */
--#define PNG_NO_CONSOLE_IO
- /*
- * Earlier libpng versions require disabling FILE * I/O altogether.
- * This produces a compiler warning about no prototype for png_init_io.
-@@ -258,7 +252,7 @@
- goto done;
- }
- /* set error handling */
-- if (setjmp(png_ptr->jmpbuf)) {
-+ if (setjmp(png_jmpbuf(png_ptr))) {
- /* If we get here, we had a problem reading the file */
- code = gs_note_error(gs_error_VMerror);
- goto done;
-@@ -268,19 +262,12 @@
- png_init_io(png_ptr, file);
-
- /* set the file information here */
-- info_ptr->width = pdev->width;
-- info_ptr->height = pdev->height;
-- /* resolution is in pixels per meter vs. dpi */
-- info_ptr->x_pixels_per_unit =
-- (png_uint_32) (pdev->HWResolution[0] * (100.0 / 2.54));
-- info_ptr->y_pixels_per_unit =
-- (png_uint_32) (pdev->HWResolution[1] * (100.0 / 2.54));
-- info_ptr->phys_unit_type = PNG_RESOLUTION_METER;
-- info_ptr->valid |= PNG_INFO_pHYs;
- switch (depth) {
- case 32:
-- info_ptr->bit_depth = 8;
-- info_ptr->color_type = PNG_COLOR_TYPE_RGB_ALPHA;
-+ png_set_IHDR(png_ptr, info_ptr, pdev->width, pdev->height,
-+ 8, PNG_COLOR_TYPE_RGB_ALPHA,
-+ PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT,
-+ PNG_FILTER_TYPE_DEFAULT);
- png_set_invert_alpha(png_ptr);
- { gx_device_pngalpha *ppdev = (gx_device_pngalpha *)pdev;
- png_color_16 background;
-@@ -292,51 +279,68 @@
- png_set_bKGD(png_ptr, info_ptr, &background);
- }
- break;
-+ case 48:
-+ png_set_IHDR(png_ptr, info_ptr, pdev->width, pdev->height,
-+ 16, PNG_COLOR_TYPE_RGB,
-+ PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT,
-+ PNG_FILTER_TYPE_DEFAULT);
-+#if defined(ARCH_IS_BIG_ENDIAN) && (!ARCH_IS_BIG_ENDIAN)
-+ png_set_swap(png_ptr);
-+#endif
-+ break;
- case 24:
-- info_ptr->bit_depth = 8;
-- info_ptr->color_type = PNG_COLOR_TYPE_RGB;
-+ png_set_IHDR(png_ptr, info_ptr, pdev->width, pdev->height,
-+ 8, PNG_COLOR_TYPE_RGB,
-+ PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT,
-+ PNG_FILTER_TYPE_DEFAULT);
- break;
- case 8:
-- info_ptr->bit_depth = 8;
-- if (gx_device_has_color(pdev))
-- info_ptr->color_type = PNG_COLOR_TYPE_PALETTE;
-- else
-- info_ptr->color_type = PNG_COLOR_TYPE_GRAY;
-+ png_set_IHDR(png_ptr, info_ptr, pdev->width, pdev->height,
-+ 8, gx_device_has_color(pdev) ?
-+ PNG_COLOR_TYPE_PALETTE : PNG_COLOR_TYPE_GRAY,
-+ PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT,
-+ PNG_FILTER_TYPE_DEFAULT);
- break;
- case 4:
-- info_ptr->bit_depth = 4;
-- info_ptr->color_type = PNG_COLOR_TYPE_PALETTE;
-+ png_set_IHDR(png_ptr, info_ptr, pdev->width, pdev->height,
-+ 4, PNG_COLOR_TYPE_PALETTE,
-+ PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT,
-+ PNG_FILTER_TYPE_DEFAULT);
- break;
- case 1:
-- info_ptr->bit_depth = 1;
-- info_ptr->color_type = PNG_COLOR_TYPE_GRAY;
-+ png_set_IHDR(png_ptr, info_ptr, pdev->width, pdev->height,
-+ 1, PNG_COLOR_TYPE_PALETTE,
-+ PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT,
-+ PNG_FILTER_TYPE_DEFAULT);
- /* invert monocrome pixels */
- png_set_invert_mono(png_ptr);
- break;
- }
-
-+ /* resolution is in pixels per meter vs. dpi */
-+ png_set_pHYs(png_ptr, info_ptr,
-+ (png_uint_32) (pdev->HWResolution[0] * (100.0 / 2.54)),
-+ (png_uint_32) (pdev->HWResolution[1] * (100.0 / 2.54)),
-+ PNG_RESOLUTION_METER);
-+
- /* set the palette if there is one */
-- if (info_ptr->color_type == PNG_COLOR_TYPE_PALETTE) {
-+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_PALETTE) {
- int i;
- int num_colors = 1 << depth;
- gx_color_value rgb[3];
-+ png_color palette[256];
-+
-+ if (num_colors > 256)
-+ num_colors = 256;
-
-- info_ptr->palette =
-- (void *)gs_alloc_bytes(mem, 256 * sizeof(png_color),
-- "png palette");
-- if (info_ptr->palette == 0) {
-- code = gs_note_error(gs_error_VMerror);
-- goto done;
-- }
-- info_ptr->num_palette = num_colors;
-- info_ptr->valid |= PNG_INFO_PLTE;
- for (i = 0; i < num_colors; i++) {
- (*dev_proc(pdev, map_color_rgb)) ((gx_device *) pdev,
- (gx_color_index) i, rgb);
-- info_ptr->palette[i].red = gx_color_value_to_byte(rgb[0]);
-- info_ptr->palette[i].green = gx_color_value_to_byte(rgb[1]);
-- info_ptr->palette[i].blue = gx_color_value_to_byte(rgb[2]);
-+ palette[i].red = gx_color_value_to_byte(rgb[0]);
-+ palette[i].green = gx_color_value_to_byte(rgb[1]);
-+ palette[i].blue = gx_color_value_to_byte(rgb[2]);
- }
-+ png_set_PLTE(png_ptr, info_ptr, palette, num_colors);
- }
- /* add comment */
- strncpy(software_key, "Software", sizeof(software_key));
-@@ -346,15 +350,16 @@
- text_png.key = software_key;
- text_png.text = software_text;
- text_png.text_length = strlen(software_text);
-- info_ptr->text = &text_png;
-- info_ptr->num_text = 1;
-+ png_set_text(png_ptr, info_ptr, &text_png, 1);
-
- /* write the file information */
- png_write_info(png_ptr, info_ptr);
-
- /* don't write the comments twice */
-+#if 0
- info_ptr->num_text = 0;
- info_ptr->text = NULL;
-+#endif
-
- /* Write the contents of the image. */
- for (y = 0; y < height; y++) {
-@@ -365,8 +370,10 @@
- /* write the rest of the file */
- png_write_end(png_ptr, info_ptr);
-
-+#if 0
- /* if you alloced the palette, free it here */
- gs_free_object(mem, info_ptr->palette, "png palette");
-+#endif
-
- done:
- /* free the structures */
-@@ -376,6 +383,7 @@
- return code;
- }
-
-+#if 0
- /*
- * Patch around a static reference to a never-used procedure.
- * This could be avoided if we were willing to edit pngconf.h to
-@@ -393,6 +401,7 @@
- {
- }
- #endif
-+#endif
-
- private int
- pngalpha_open(gx_device * pdev)
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-06 01:13:21 +0000