set unused bit when writing bgr;15 with putdata()

python-pillow · Apr 16, 2024 · e849b1d · e849b1d
1 parent 20860bc
commit e849b1d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/_imaging.c b/src/_imaging.c
@@ -609,7 +609,7 @@ getink(PyObject *color, Imaging im, char *ink) {
                                ((((UINT16)g) << 2) & 0x03e0) +
                                ((((UINT16)b) >> 3) & 0x001f);
 
-                    ink[0] = (UINT8)v;
+                    ink[0] = 0x80 | (UINT8)v;
                     ink[1] = (UINT8)(v >> 8);
                     ink[2] = ink[3] = 0;
                     return ink;