Fix error in case FBX file specifies no known pre-defined FPS and a null custom fps value...

Patch by Julian (joolsa).

Differential Revision: https://developer.blender.org/D1551

io_scene_fbx/__init__.py

@@ -21,8 +21,8 @@
 bl_info = {
     "name": "FBX format",
     "author": "Campbell Barton, Bastien Montagne, Jens Restemeier",
-    "version": (3, 6, 2),
-    "blender": (2, 74, 0),
+    "version": (3, 6, 3),
+    "blender": (2, 76, 0),
     "location": "File > Import-Export",
     "description": "FBX IO meshes, UV's, vertex colors, materials, textures, cameras, lamps and actions",
     "warning": "",

io_scene_fbx/import_fbx.py

@@ -2315,7 +2315,7 @@ def load(operator, context, filepath="",
     custom_fps = elem_props_get_number(fbx_settings_props, b'CustomFrameRate', 25.0)
     time_mode = elem_props_get_enum(fbx_settings_props, b'TimeMode')
     real_fps = {eid: val for val, eid in FBX_FRAMERATES[1:]}.get(time_mode, custom_fps)
-    if real_fps < 0.0:
+    if real_fps <= 0.0:
         real_fps = 25.0
     scene.render.fps = round(real_fps)
     scene.render.fps_base = scene.render.fps / real_fps