Overlay for the gsview and some other plotting/scientific soft
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142 lines
3.7 KiB

--- a/gdk_imlib/io-png.c
+++ b/gdk_imlib/io-png.c
@@ -40,13 +40,13 @@
return NULL;
}
- if (setjmp(png_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(png_ptr)))
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
}
- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_RGB_ALPHA)
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
@@ -275,13 +275,13 @@
return NULL;
}
- if (setjmp(png_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(png_ptr)))
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
}
- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_RGB_ALPHA)
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
@@ -301,6 +301,9 @@
/* Setup Translators */
if (color_type == PNG_COLOR_TYPE_PALETTE)
png_set_expand(png_ptr);
+ if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8)
+ png_set_expand(png_ptr);
+
png_set_strip_16(png_ptr);
png_set_packing(png_ptr);
if (png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS))
@@ -440,13 +443,13 @@
return NULL;
}
- if (setjmp(png_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(png_ptr)))
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
}
- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_RGB_ALPHA)
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
@@ -635,7 +638,7 @@
png_destroy_write_struct(&png_ptr, (png_infopp) NULL);
return 0;
}
- if (setjmp(png_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(png_ptr)))
{
fclose(f);
png_destroy_write_struct(&png_ptr, (png_infopp) NULL);
--- a/Imlib/load.c
+++ b/Imlib/load.c
@@ -197,12 +197,12 @@
png_destroy_read_struct(&png_ptr, NULL, NULL);
return NULL;
}
- if (setjmp(png_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(png_ptr)))
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
}
- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_RGB_ALPHA)
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
@@ -260,7 +260,8 @@
png_read_image(png_ptr, lines);
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
ptr = data;
- if (color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
+ if (color_type == PNG_COLOR_TYPE_GRAY
+ || color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
{
for (y = 0; y < *h; y++)
{
@@ -285,6 +286,7 @@
}
}
}
+#if 0
else if (color_type == PNG_COLOR_TYPE_GRAY)
{
for (y = 0; y < *h; y++)
@@ -300,6 +302,7 @@
}
}
}
+#endif
else
{
for (y = 0; y < *h; y++)
--- a/Imlib/save.c
+++ b/Imlib/save.c
@@ -342,7 +342,7 @@
png_destroy_write_struct(&png_ptr, (png_infopp) NULL);
return 0;
}
- if (setjmp(png_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(png_ptr)))
{
fclose(f);
png_destroy_write_struct(&png_ptr, (png_infopp) NULL);
--- a/Imlib/utils.c
+++ b/Imlib/utils.c
@@ -1981,14 +1981,13 @@
png_destroy_read_struct(&png_ptr, NULL, NULL);
return NULL;
}
-
- if (setjmp(png_ptr->jmpbuf))
+ if (setjmp(png_jmpbuf(png_ptr)))
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;
}
- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
+ if (png_get_color_type(png_ptr, info_ptr) == PNG_COLOR_TYPE_RGB_ALPHA)
{
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return NULL;