screenshoter: don't use hardcoded bpp value
Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
diff --git a/src/screenshooter.c b/src/screenshooter.c
index 840dfb8..662aad4 100644
--- a/src/screenshooter.c
+++ b/src/screenshooter.c
@@ -103,7 +103,7 @@
output->disable_planes--;
wl_list_remove(&listener->link);
- stride = l->buffer->width * 4;
+ stride = l->buffer->width * (PIXMAN_FORMAT_BPP(output->compositor->read_format) / 8);
pixels = malloc(stride * l->buffer->height);
if (pixels == NULL) {