Commit 852e8c17 authored by Michael Natterer's avatar Michael Natterer Committed by Michael Natterer

Patch taken from maemo-gtk:

2007-01-17  Michael Natterer  <mitch@imendio.com>

	Patch taken from maemo-gtk:

	* io-png.c (png_text_to_pixbuf_option): don't call g_convert() on
	ASCII strings.

	(png_info_callback): set an error when the size_func would scale
	the pixbuf away completely.


svn path=/trunk/; revision=17179
parent 3ce87362
2007-01-17 Michael Natterer <mitch@imendio.com>
Patch taken from maemo-gtk:
* io-png.c (png_text_to_pixbuf_option): don't call g_convert() on
ASCII strings.
(png_info_callback): set an error when the size_func would scale
the pixbuf away completely.
2007-01-16 Matthias Clasen <mclasen@redhat.com>
* gdk-pixbuf-loader.c (gdk_pixbuf_loader_write): Just
......
......@@ -204,14 +204,24 @@ png_text_to_pixbuf_option (png_text text_ptr,
gchar **key,
gchar **value)
{
if (text_ptr.text_length > 0) {
*value = g_convert (text_ptr.text, -1,
"UTF-8", "ISO-8859-1",
NULL, NULL, NULL);
}
else {
gboolean is_ascii = TRUE;
int i;
/* Avoid loading iconv if the text is plain ASCII */
for (i = 0; i < text_ptr.text_length; i++)
if (text_ptr.text[i] & 0x80) {
is_ascii = FALSE;
break;
}
if (is_ascii) {
*value = g_strdup (text_ptr.text);
} else {
*value = g_convert (text_ptr.text, -1,
"UTF-8", "ISO-8859-1",
NULL, NULL, NULL);
}
if (*value) {
*key = g_strconcat ("tEXt::", text_ptr.key, NULL);
return TRUE;
......@@ -602,6 +612,12 @@ png_info_callback (png_structp png_read_ptr,
if (w == 0 || h == 0) {
lc->fatal_error_occurred = TRUE;
if (lc->error && *lc->error == NULL) {
g_set_error (lc->error,
GDK_PIXBUF_ERROR,
GDK_PIXBUF_ERROR_FAILED,
_("Transformed PNG has zero width or height."));
}
return;
}
}
......
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