Fix multiply-defined symbols with multiple YCbCrInputs in the same chain.

diff --git a/ycbcr_input.cpp b/ycbcr_input.cpp
index e424fca6c474108b986a5515a58aa97890ffab88..e7b53bb8c60ee7e537969fa22378f555de3ac52e 100644 (file)
--- a/ycbcr_input.cpp
+++ b/ycbcr_input.cpp
@@ -184,6 +184,7 @@ string YCbCrInput::output_fragment_shader()
        }
 
        frag_shader += read_file("ycbcr_input.frag");
+       frag_shader += "#undef CB_CR_SAME_TEXTURE\n#undef Y_CB_CR_SAME_TEXTURE\n";
        return frag_shader;
 }