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-rw-r--r--src/cairo-image-surface-private.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/cairo-image-surface-private.h b/src/cairo-image-surface-private.h
index 2777e2f3..d580d894 100644
--- a/src/cairo-image-surface-private.h
+++ b/src/cairo-image-surface-private.h
@@ -97,6 +97,11 @@ _cairo_image_surface_map_to_image (void *abstract_other,
cairo_private cairo_int_status_t
_cairo_image_surface_unmap_image (void *abstract_surface,
cairo_image_surface_t *image);
+
+cairo_private cairo_surface_t *
+_cairo_image_surface_source (void *abstract_surface,
+ cairo_rectangle_int_t *extents);
+
cairo_private cairo_status_t
_cairo_image_surface_acquire_source_image (void *abstract_surface,
cairo_image_surface_t **image_out,