From a15be40b7c6ede871a2b139192f2db9b46a95ae8 Mon Sep 17 00:00:00 2001
From: =?utf8?q?=C3=98yvind=20Kol=C3=A5s?= <pippin@gimp.org>
Date: Wed, 11 Jul 2018 20:35:40 +0200
Subject: [PATCH] babl: add babl_space_get_icc

---
 babl/babl-icc.c   | 22 ++++++++++++++++++++++
 babl/babl-space.h |  2 ++
 babl/babl.h       |  1 +
 export-symbols    |  1 +
 4 files changed, 26 insertions(+)

diff --git a/babl/babl-icc.c b/babl/babl-icc.c
index 9d520b9..1a445e5 100644
--- a/babl/babl-icc.c
+++ b/babl/babl-icc.c
@@ -616,6 +616,20 @@ char *babl_space_to_icc (const Babl  *babl,
   }
 }
 
+const char *babl_space_get_icc (const Babl *babl, int *length)
+{
+  if (!babl->space.icc_profile)
+  {
+    /* overriding constness of babl */
+    Babl *babl_noconst = (void*) babl;
+    babl_noconst->space.icc_profile = babl_space_to_icc (babl,
+                              "babl profile", NULL, 0,
+                              &babl_noconst->space.icc_length);
+  }
+  *length = babl->space.icc_length;
+  return babl->space.icc_profile;
+}
+
 
 typedef uint32_t UTF32;
 typedef uint16_t UTF16;
@@ -851,6 +865,9 @@ babl_icc_make_space (const char   *icc_data,
                 trc_red, trc_green, trc_blue);
 
        babl_free (state);
+       ret->space.icc_length = icc_length;
+       ret->space.icc_profile = malloc (icc_length);
+       memcpy (ret->space.icc_profile, icc_data, icc_length);
        return ret;
      }
   }
@@ -897,6 +914,11 @@ babl_icc_make_space (const char   *icc_data,
                      green_x, green_y,
                      blue_x, blue_y,
                      trc_red, trc_green, trc_blue, 1);
+
+       ret->space.icc_length = icc_length;
+       ret->space.icc_profile = malloc (icc_length);
+       memcpy (ret->space.icc_profile, icc_data, icc_length);
+
        return ret;
      }
   }
diff --git a/babl/babl-space.h b/babl/babl-space.h
index 488fcd0..119c686 100644
--- a/babl/babl-space.h
+++ b/babl/babl-space.h
@@ -61,6 +61,8 @@ typedef struct
    * making it possible to round-trip data. Unless it is sRGB, when
    * standard should win.
    */
+  char *icc_profile;
+  int   icc_length;
 
 } BablSpace;
 
diff --git a/babl/babl.h b/babl/babl.h
index 405a06e..164533b 100644
--- a/babl/babl.h
+++ b/babl/babl.h
@@ -525,6 +525,7 @@ void babl_space_get (const Babl *space,
                      const Babl **green_trc,
                      const Babl **blue_trc);
 
+const char *babl_space_get_icc (const Babl *babl, int *length);
 
 #ifdef __cplusplus
 }
diff --git a/export-symbols b/export-symbols
index df63f41..2b96e83 100644
--- a/export-symbols
+++ b/export-symbols
@@ -43,6 +43,7 @@ babl_set_user_data
 babl_space
 babl_space_from_xyz
 babl_space_to_icc
+babl_space_get_icc
 babl_chromaticities_make_space
 babl_space_get
 babl_space_get_rgbtoxyz
-- 
2.30.2