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authorCarlos Garcia Campos <carlosgc@gnome.org>2007-08-23 22:34:31 (GMT)
committer Carlos Garcia Campos <carlosgc@src.gnome.org>2007-08-23 22:34:31 (GMT)
commita953c6011f2fba7441758469118a886a33458e50 (patch)
treee03ef703b692e483ccfba632950dfdab547cfbdd /libdocument
parentc2d5e8f188bcedd3752b829d3ebcfea78efc520d (diff)
Use CAIRO_FORMAT_RGB24 instead of CAIRO_FORMAT_ARGB32 when creating page
2007-08-24 Carlos Garcia Campos <carlosgc@gnome.org> * backend/djvu/djvu-document.c: (djvu_document_render): * backend/tiff/tiff-document.c: (tiff_document_render): * backend/pdf/ev-poppler.cc: (pdf_document_render): * libdocument/ev-document-misc.c: (ev_document_misc_surface_from_pixbuf), (ev_document_misc_surface_rotate_and_scale): Use CAIRO_FORMAT_RGB24 instead of CAIRO_FORMAT_ARGB32 when creating page surfaces. Fixes bug #453123. Thank you very much to Jeff Muizelaar <jeff@infidigm.net>. svn path=/trunk/; revision=2637
Diffstat (limited to 'libdocument')
-rw-r--r--libdocument/ev-document-misc.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/libdocument/ev-document-misc.c b/libdocument/ev-document-misc.c
index 3dc4bab..3e85c7d 100644
--- a/libdocument/ev-document-misc.c
+++ b/libdocument/ev-document-misc.c
@@ -152,7 +152,7 @@ ev_document_misc_surface_from_pixbuf (GdkPixbuf *pixbuf)
cairo_surface_t *surface;
cairo_t *cr;
- surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
+ surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24,
gdk_pixbuf_get_width (pixbuf),
gdk_pixbuf_get_height (pixbuf));
cr = cairo_create (surface);
@@ -239,6 +239,8 @@ ev_document_misc_surface_rotate_and_scale (cairo_surface_t *surface,
cairo_surface_t *new_surface;
cairo_t *cr;
gint width, height;
+ gboolean has_alpha;
+ cairo_format_t surface_format;
gint new_width = dest_width;
gint new_height = dest_height;
@@ -256,8 +258,13 @@ ev_document_misc_surface_rotate_and_scale (cairo_surface_t *surface,
new_height = dest_width;
}
+ surface_format = cairo_image_surface_get_format (surface);
+ has_alpha = (surface_format == CAIRO_FORMAT_ARGB32);
+
new_surface = cairo_surface_create_similar (surface,
- CAIRO_CONTENT_COLOR_ALPHA,
+ has_alpha ?
+ CAIRO_CONTENT_COLOR_ALPHA :
+ CAIRO_CONTENT_COLOR,
new_width, new_height);
cr = cairo_create (new_surface);