[sane-devel] [PATCH] umax: fix window descriptor block length for UC630

Ondrej Zary linux at rainbow-software.org
Mon Jan 6 19:06:42 UTC 2014


UC630 wants 49 bytes long window descriptor block, not 48.

This fixes "too bright" image problem with this scanner.
---
 backend/umax-uc630.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/umax-uc630.c b/backend/umax-uc630.c
index 26c6831..5662330 100644
--- a/backend/umax-uc630.c
+++ b/backend/umax-uc630.c
@@ -167,7 +167,7 @@ static unsigned char UC630_INQUIRY[] =
 	0x00,
 
 /* 92-93 window descriptor block length */
-	0x00, 0x30,
+	0x00, 0x31,
 
 /* 94 optical resolution residue (1dpi) */
 	0x00,
-- 
Ondrej Zary



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