saveRenderedImage dosnt work in backgrond mode, so added a warning in the docs and an exception if called.

2 files changed, 6 insertions, 1 deletions

diff --git a/source/blender/python/api2_2x/doc/Render.py b/source/blender/python/api2_2x/doc/Render.py
index 42fd5b564fe..97c7c0ecc44 100644
--- a/source/blender/python/api2_2x/doc/Render.py
+++ b/source/blender/python/api2_2x/doc/Render.py
@@ -440,6 +440,7 @@ class RenderData:
     @type filename: string 
     @since: 2.40
     @requires: You must have an image currently rendered before calling this method
+    @warning: This wont work in background mode. use renderAnim instead.
     """
 
   def play():
diff --git a/source/blender/python/api2_2x/sceneRender.c b/source/blender/python/api2_2x/sceneRender.c
index 4bf823bc938..d0440e11b52 100644
--- a/source/blender/python/api2_2x/sceneRender.c
+++ b/source/blender/python/api2_2x/sceneRender.c
@@ -534,7 +534,11 @@ PyObject *RenderData_SaveRenderedImage ( BPy_RenderData * self, PyObject *args )
 	if( !PyArg_ParseTuple( args, "s|i", &name_str, &zbuff ) )
 		return EXPP_ReturnPyObjError( PyExc_TypeError,
 				"expected a filename (string) and optional int" );
-
+	
+	if (G.background)
+		return EXPP_ReturnPyObjError( PyExc_RuntimeError,
+				"saveRenderedImage does not work in background mode, use renderAnim() instead" );
+	
 	if( strlen(self->renderContext->pic) + strlen(name_str)
 			>= sizeof(filepath) )
 		return EXPP_ReturnPyObjError( PyExc_ValueError,