[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [45368] trunk/blender/source/blender/imbuf /intern/openexr/openexr_api.cpp: Make sure Multilayer EXR from other apps are read in as multilayer.

[Nathan Letwory]

Revision: 45368
          
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=45368
Author:   jesterking
Date:     2012-04-03 11:53:38 +0000 (Tue, 03 Apr 2012)
Log Message:
-----------
Make sure Multilayer EXR from other apps are read in as multilayer.

Modified Paths:
--------------
    trunk/blender/source/blender/imbuf/intern/openexr/openexr_api.cpp

Modified: trunk/blender/source/blender/imbuf/intern/openexr/openexr_api.cpp
===================================================================
--- trunk/blender/source/blender/imbuf/intern/openexr/openexr_api.cpp   
2012-04-03 11:19:58 UTC (rev 45367)
+++ trunk/blender/source/blender/imbuf/intern/openexr/openexr_api.cpp   
2012-04-03 11:53:38 UTC (rev 45368)
@@ -33,6 +33,7 @@
 #include <stdio.h>
 #include <stddef.h>
 #include <string>
+#include <set>
 
 
 #include <openexr_api.h>
@@ -945,12 +946,17 @@
        return !(file->header().channels().findChannel("Z") == NULL);
 }
 
-static int exr_is_renderresult(InputFile *file)
+static int exr_is_multilayer(InputFile *file)
 {
        const StringAttribute *comments= 
file->header().findTypedAttribute<StringAttribute>("BlenderMultiChannel");
-       if (comments)
-//             if (comments->value() == "Blender MultiChannel")
+       const ChannelList &channels = file->header().channels();
+       std::set <std::string> layerNames;
+
+       channels.layers(layerNames);
+
+       if (comments || layerNames.size()>1)
                        return 1;
+
        return 0;
 }
 
@@ -977,7 +983,7 @@
                if (0) // debug
                        exr_print_filecontents(file);
                
-               is_multi= exr_is_renderresult(file);
+               is_multi= exr_is_multilayer(file);
                
                /* do not make an ibuf when */
                if (is_multi && !(flags & IB_test) && !(flags & IB_multilayer)) 

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