From 50a5cb96731079fb041e3d4989de849d909beadf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Milo=C5=A1=20Komar=C4=8Devi=C4=87?=
 <miloskomarcevic@aim.com>
Date: Tue, 30 Jan 2024 16:37:52 +0100
Subject: [PATCH] imageio_rawspeed: workaround for white level magic value

---
 src/imageio/imageio_rawspeed.cc | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/src/imageio/imageio_rawspeed.cc b/src/imageio/imageio_rawspeed.cc
index c17e877cfc1c..bf6f7fa721a4 100644
--- a/src/imageio/imageio_rawspeed.cc
+++ b/src/imageio/imageio_rawspeed.cc
@@ -231,12 +231,6 @@ dt_imageio_retval_t dt_imageio_open_rawspeed(dt_image_t *img,
       img->raw_black_level = CLAMP(roundf(black), 0, UINT16_MAX);
     }
 
-    /*
-     * FIXME
-     * if(r->whitePoint == 65536)
-     *   ???
-     */
-
     /* free auto pointers on spot */
     d.reset();
     storage.reset();
@@ -265,6 +259,8 @@ dt_imageio_retval_t dt_imageio_open_rawspeed(dt_image_t *img,
       img->flags |= DT_IMAGE_HDR;
 
       // we assume that image is normalized before.
+      // use 1.0f as binary32 for white point magic value.
+      if(r->whitePoint == 65535) img->raw_white_point = 0x3f800000U;
       // FIXME: not true for hdrmerge DNG's.
       for(int k = 0; k < 4; k++) img->buf_dsc.processed_maximum[k] = 1.0f;
     }