Source code or IR or whatever else would always be needed, I'm afraid, with a late (and, likely, unpredictable) compilation. Passing an image of a different for

Source code or IR or whatever else would always be needed, I'm afraid, with a late (and, likely, unpredictable) compilation. Passing an image of a different format may trigger a dynamic shader (or OpenCL kernel) recompilation on some GPUs, for example.