implemented conversions between internal pixel formats

app/render/colorservice.cpp

@@ -0,0 +1,20 @@
+#include "colorservice.h"
+
+const int kRGBAChannels = 4;
+
+ColorService::ColorService()
+{
+
+}
+
+void ColorService::ConvertFrame(FramePtr f)
+{
+  OCIO::ConstConfigRcPtr config = OCIO::GetCurrentConfig();
+
+  OCIO::ConstProcessorRcPtr processor = config->getProcessor("srgb",
+                                                             OCIO::ROLE_SCENE_LINEAR);
+
+  OCIO::PackedImageDesc img(reinterpret_cast<float*>(f->data()), f->width(), f->height(), kRGBAChannels);
+
+  processor->apply(img);
+}