Factor out common cairo code, add blur function.

1 files changed, 24 insertions, 0 deletions

diff --git a/cairo-util.h b/cairo-util.h
new file mode 100644
index 0000000..06eac5a
--- /dev/null
+++ b/cairo-util.h
@@ -0,0 +1,24 @@
+#ifndef _CAIRO_UTIL_H
+#define _CAIRO_UTIL_H
+
+struct buffer {
+	int width, height, stride;
+	uint32_t name, handle;
+};
+
+struct buffer *
+buffer_create(int fd, int width, int height, int stride);
+
+int
+buffer_destroy(struct buffer *buffer, int fd);
+
+int
+buffer_data(struct buffer *buffer, int fd, void *data);
+
+struct buffer *
+buffer_create_from_cairo_surface(int fd, cairo_surface_t *surface);
+
+void
+blur_surface(cairo_surface_t *surface);
+
+#endif