From 9d9cefb7a78321bdeb18821941ae395e147a3626 Mon Sep 17 00:00:00 2001 From: Ilia Sotnikov Date: Tue, 20 Jan 2015 12:33:49 +0300 Subject: [PATCH] * Invert pixels in case of TMA Negatives source has been selected. Thanks for Will Kranz who reported this. --- backend/hp5590.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/backend/hp5590.c b/backend/hp5590.c index 8db3d5e34..7b1cd6073 100644 --- a/backend/hp5590.c +++ b/backend/hp5590.c @@ -1239,6 +1239,14 @@ convert_to_rgb (struct hp5590_scanner *scanner, SANE_Byte *data, SANE_Int size) buf[i*6+5] = ptr[2*i+bytes_per_color*2]; } } + + /* Invert pixels in case of TMA Negatives source has been selected */ + if (scanner->source == SOURCE_TMA_NEGATIVES) + { + for (i = 0; i < bytes_per_line; i++) + buf[i] ^= 0xff; + } + memcpy (ptr, buf, bytes_per_line); } free (buf);