1 files changed, 22 insertions, 0 deletions
diff --git a/fitz/res_image.c b/fitz/res_image.c
new file mode 100644
index 00000000..dbeb1fd8
--- /dev/null
+++ b/fitz/res_image.c
@@ -0,0 +1,22 @@
+#include <fitz.h>
+
+fz_image *
+fz_keepimage(fz_image *image)
+{
+	image->refs ++;
+	return image;
+}
+
+void
+fz_dropimage(fz_image *image)
+{
+	if (--image->refs == 0)
+	{
+		if (image->drop)
+			image->drop(image);
+		if (image->cs)
+			fz_dropcolorspace(image->cs);
+		fz_free(image);
+	}
+}
+