diff --git a/openbr/frvt2012.cpp b/openbr/frvt2012.cpp
index 7a95338..d574755 100644
--- a/openbr/frvt2012.cpp
+++ b/openbr/frvt2012.cpp
@@ -15,6 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <openbr/openbr_plugin.h>
+#include <openbr/plugins/openbr_internal.h>
 
 #include "frvt2012.h"
 #include "core/distance_sse.h"
diff --git a/openbr/openbr_plugin.cpp b/openbr/openbr_plugin.cpp
index 272393d..e5d7185 100644
--- a/openbr/openbr_plugin.cpp
+++ b/openbr/openbr_plugin.cpp
@@ -25,6 +25,7 @@
 #include <algorithm>
 #include <iostream>
 #include <openbr/openbr_plugin.h>
+#include <openbr/plugins/openbr_internal.h>
 
 #ifndef BR_EMBEDDED
 #include <QApplication>
diff --git a/openbr/openbr_plugin.h b/openbr/openbr_plugin.h
index cbcf957..c029efa 100644
--- a/openbr/openbr_plugin.h
+++ b/openbr/openbr_plugin.h
@@ -1127,171 +1127,6 @@ inline QDataStream &operator>>(QDataStream &stream, Transform &f)
     f.load(stream);
     return stream;
 }
-
-/*!
- * \brief A br::Transform for which the results of project may change due to prior calls to project
- */
-class BR_EXPORT TimeVaryingTransform : public Transform
-{
-    Q_OBJECT
-
-public:
-    virtual bool timeVarying() const { return true; }
-
-    virtual void project(const Template &src, Template &dst) const
-    {
-        qFatal("No const project defined for time-varying transform");
-        (void) dst; (void) src;
-    }
-
-    virtual void project(const TemplateList &src, TemplateList &dst) const
-    {
-        qFatal("No const project defined for time-varying transform");
-        (void) dst; (void) src;
-    }
-
-    // Get a compile failure if this isn't here to go along with the other
-    // projectUpdate, no idea why
-    virtual void projectUpdate(const Template & src, Template & dst)
-    {
-        (void) src; (void) dst;
-        qFatal("do something useful");
-    }
-
-    virtual void projectUpdate(const TemplateList &src, TemplateList &dst)
-    {
-        foreach (const Template & src_part, src) {
-            Template out;
-            projectUpdate(src_part, out);
-            dst.append(out);
-        }
-    }
-
-    virtual Transform * pseudoCopy()
-    {
-        return this->clone();
-    }
-
-
-protected:
-    TimeVaryingTransform(bool independent = true, bool trainable = true) : Transform(independent, trainable) {}
-};
-
-/*!
- * \brief A br::Transform expecting multiple matrices per template.
- */
-class BR_EXPORT MetaTransform : public Transform
-{
-    Q_OBJECT
-
-protected:
-    MetaTransform() : Transform(false) {}
-};
-
-/*!
- * \brief A br::Transform that does not require training data.
- */
-class BR_EXPORT UntrainableTransform : public Transform
-{
-    Q_OBJECT
-
-protected:
-    UntrainableTransform(bool independent = true) : Transform(independent, false) {} /*!< \brief Construct an untrainable transform. */
-
-private:
-    Transform *clone() const { return const_cast<UntrainableTransform*>(this); }
-    void train(const TemplateList &data) { (void) data; }
-    void store(QDataStream &stream) const { (void) stream; }
-    void load(QDataStream &stream) { (void) stream; }
-};
-
-/*!
- * \brief A br::MetaTransform that does not require training data.
- */
-class BR_EXPORT UntrainableMetaTransform : public UntrainableTransform
-{
-    Q_OBJECT
-
-protected:
-    UntrainableMetaTransform() : UntrainableTransform(false) {}
-};
-
-/*!
- * \brief A MetaTransform that aggregates some sub-transforms
- */
-class BR_EXPORT CompositeTransform : public TimeVaryingTransform
-{
-    Q_OBJECT
-
-public:
-    Q_PROPERTY(QList<br::Transform*> transforms READ get_transforms WRITE set_transforms RESET reset_transforms)
-    BR_PROPERTY(QList<br::Transform*>, transforms, QList<br::Transform*>())
-
-    virtual void project(const Template &src, Template &dst) const
-    {
-        if (timeVarying()) qFatal("No const project defined for time-varying transform");
-        _project(src, dst);
-    }
-
-    virtual void project(const TemplateList &src, TemplateList &dst) const
-    {
-        if (timeVarying()) qFatal("No const project defined for time-varying transform");
-        _project(src, dst);
-    }
-
-    bool timeVarying() const { return isTimeVarying; }
-
-    void init()
-    {
-        isTimeVarying = false;
-        trainable = false;
-        foreach (const br::Transform *transform, transforms) {
-            isTimeVarying = isTimeVarying || transform->timeVarying();
-            trainable = trainable || transform->trainable;
-        }
-    }
-
-    Transform * pseudoCopy()
-    {
-        if (!timeVarying())
-            return this;
-
-        QString name = metaObject()->className();
-        name.replace("Transform","");
-        name += "([])";
-        name.replace("br::","");
-        CompositeTransform * output = dynamic_cast<CompositeTransform *>(Transform::make(name, NULL));
-
-        if (output == NULL)
-            qFatal("Dynamic cast failed!");
-
-        foreach(Transform* t, transforms )
-        {
-            Transform * maybe_copy = t->pseudoCopy();
-            if (maybe_copy->parent() == NULL)
-                maybe_copy->setParent(output);
-            output->transforms.append(t->pseudoCopy());
-        }
-
-        output->file = this->file;
-        output->classes = classes;
-        output->instances = instances;
-        output->fraction = fraction;
-
-        output->init();
-
-        return output;
-    }
-
-protected:
-    bool isTimeVarying;
-
-    virtual void _project(const Template & src, Template & dst) const = 0;
-    virtual void _project(const TemplateList & src, TemplateList & dst) const = 0;
-
-    CompositeTransform() : TimeVaryingTransform(false) {}
-};
-
 /*! @}*/
 
 /*!
diff --git a/openbr/plugins/algorithms.cpp b/openbr/plugins/algorithms.cpp
index ab8bc33..9efa8e9 100644
--- a/openbr/plugins/algorithms.cpp
+++ b/openbr/plugins/algorithms.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.                                            *
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 namespace br
 {
diff --git a/openbr/plugins/cascade.cpp b/openbr/plugins/cascade.cpp
index f8373ee..0c00523 100644
--- a/openbr/plugins/cascade.cpp
+++ b/openbr/plugins/cascade.cpp
@@ -15,8 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/objdetect/objdetect.hpp>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/opencvutils.h"
 #include "openbr/core/resource.h"
 
diff --git a/openbr/plugins/cluster.cpp b/openbr/plugins/cluster.cpp
index 7876d69..560709f 100644
--- a/openbr/plugins/cluster.cpp
+++ b/openbr/plugins/cluster.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.                                            *
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 #include <opencv2/flann/flann.hpp>
 
 #include "openbr/core/opencvutils.h"
diff --git a/openbr/plugins/crop.cpp b/openbr/plugins/crop.cpp
index e9cfff4..f0e14ea 100644
--- a/openbr/plugins/crop.cpp
+++ b/openbr/plugins/crop.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/opencvutils.h"
 
diff --git a/openbr/plugins/ct8.cpp b/openbr/plugins/ct8.cpp
index 4fa3660..51d5598 100644
--- a/openbr/plugins/ct8.cpp
+++ b/openbr/plugins/ct8.cpp
@@ -11,7 +11,7 @@
 #include <exception>
 #include <string>
 #include <vector>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "core/resource.h"
 
diff --git a/openbr/plugins/cvt.cpp b/openbr/plugins/cvt.cpp
index 3a2197a..243851e 100644
--- a/openbr/plugins/cvt.cpp
+++ b/openbr/plugins/cvt.cpp
@@ -15,8 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/opencvutils.h"
 
 using namespace cv;
diff --git a/openbr/plugins/denoising.cpp b/openbr/plugins/denoising.cpp
index 9d76032..03ac646 100644
--- a/openbr/plugins/denoising.cpp
+++ b/openbr/plugins/denoising.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/photo/photo.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/distance.cpp b/openbr/plugins/distance.cpp
index c3ef877..cb07e12 100644
--- a/openbr/plugins/distance.cpp
+++ b/openbr/plugins/distance.cpp
@@ -17,7 +17,7 @@
 #include <QFutureSynchronizer>
 #include <QtConcurrentRun>
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/distance_sse.h"
 #include "openbr/core/qtutils.h"
diff --git a/openbr/plugins/draw.cpp b/openbr/plugins/draw.cpp
index e35a4ff..7535a6a 100644
--- a/openbr/plugins/draw.cpp
+++ b/openbr/plugins/draw.cpp
@@ -15,8 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/highgui/highgui.hpp>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/opencvutils.h"
 
 using namespace cv;
diff --git a/openbr/plugins/eigen3.cpp b/openbr/plugins/eigen3.cpp
index c1fbe71..8ee362e 100644
--- a/openbr/plugins/eigen3.cpp
+++ b/openbr/plugins/eigen3.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <Eigen/Dense>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/common.h"
 #include "openbr/core/eigenutils.h"
diff --git a/openbr/plugins/eyes.cpp b/openbr/plugins/eyes.cpp
index 8b7d34b..e8e2ae9 100644
--- a/openbr/plugins/eyes.cpp
+++ b/openbr/plugins/eyes.cpp
@@ -34,8 +34,7 @@
 */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/opencvutils.h"
 
 using namespace cv;
diff --git a/openbr/plugins/fill.cpp b/openbr/plugins/fill.cpp
index 81ac706..1614337 100644
--- a/openbr/plugins/fill.cpp
+++ b/openbr/plugins/fill.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/photo/photo.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/filter.cpp b/openbr/plugins/filter.cpp
index 32e9ec5..2bc8cd3 100644
--- a/openbr/plugins/filter.cpp
+++ b/openbr/plugins/filter.cpp
@@ -15,8 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/tanh_sse.h"
 
 using namespace cv;
diff --git a/openbr/plugins/format.cpp b/openbr/plugins/format.cpp
index 7fd947d..581577d 100644
--- a/openbr/plugins/format.cpp
+++ b/openbr/plugins/format.cpp
@@ -19,7 +19,7 @@
 #include <QtXml>
 #endif // BR_EMBEDDED
 #include <opencv2/highgui/highgui.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/bee.h"
 #include "openbr/core/opencvutils.h"
diff --git a/openbr/plugins/gallery.cpp b/openbr/plugins/gallery.cpp
index 4537aab..07ef58e 100644
--- a/openbr/plugins/gallery.cpp
+++ b/openbr/plugins/gallery.cpp
@@ -24,7 +24,7 @@
 #include <QSqlRecord>
 #endif // BR_EMBEDDED
 #include <opencv2/highgui/highgui.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "NaturalStringCompare.h"
 #include "openbr/core/bee.h"
diff --git a/openbr/plugins/gui.cpp b/openbr/plugins/gui.cpp
index c7fdd08..650fd0a 100644
--- a/openbr/plugins/gui.cpp
+++ b/openbr/plugins/gui.cpp
@@ -4,7 +4,7 @@
 #include <QWaitCondition>
 #include <QMutex>
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/hash.cpp b/openbr/plugins/hash.cpp
index 3ff12d1..e3f1a79 100644
--- a/openbr/plugins/hash.cpp
+++ b/openbr/plugins/hash.cpp
@@ -15,8 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <QCryptographicHash>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/qtutils.h"
 
 namespace br
diff --git a/openbr/plugins/hist.cpp b/openbr/plugins/hist.cpp
index ccbc654..b3efd8b 100644
--- a/openbr/plugins/hist.cpp
+++ b/openbr/plugins/hist.cpp
@@ -15,8 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/common.h"
 #include "openbr/core/opencvutils.h"
 
diff --git a/openbr/plugins/integral.cpp b/openbr/plugins/integral.cpp
index 06f53d1..20afb31 100644
--- a/openbr/plugins/integral.cpp
+++ b/openbr/plugins/integral.cpp
@@ -1,6 +1,6 @@
 #include <opencv2/imgproc/imgproc.hpp>
 #include <Eigen/Core>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/opencvutils.h"
 
diff --git a/openbr/plugins/ipc2013.cpp b/openbr/plugins/ipc2013.cpp
index 585978a..4f5ce59 100644
--- a/openbr/plugins/ipc2013.cpp
+++ b/openbr/plugins/ipc2013.cpp
@@ -1,4 +1,4 @@
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 #include <pxcaccelerator.h>
 #include <pxcface.h>
 #include <pxcimage.h>
diff --git a/openbr/plugins/keypoint.cpp b/openbr/plugins/keypoint.cpp
index a14468c..b857aa7 100644
--- a/openbr/plugins/keypoint.cpp
+++ b/openbr/plugins/keypoint.cpp
@@ -16,8 +16,7 @@
 
 #include <opencv2/features2d/features2d.hpp>
 #include <opencv2/nonfree/nonfree.hpp>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/opencvutils.h"
 
 using namespace cv;
diff --git a/openbr/plugins/lbp.cpp b/openbr/plugins/lbp.cpp
index 6b36cca..a455021 100644
--- a/openbr/plugins/lbp.cpp
+++ b/openbr/plugins/lbp.cpp
@@ -16,7 +16,7 @@
 
 #include <opencv2/imgproc/imgproc.hpp>
 #include <limits>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/mask.cpp b/openbr/plugins/mask.cpp
index 5e779af..f9979e8 100644
--- a/openbr/plugins/mask.cpp
+++ b/openbr/plugins/mask.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/meta.cpp b/openbr/plugins/meta.cpp
index 144d882..daebfa0 100644
--- a/openbr/plugins/meta.cpp
+++ b/openbr/plugins/meta.cpp
@@ -16,8 +16,7 @@
 
 #include <QFutureSynchronizer>
 #include <QtConcurrentRun>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/common.h"
 #include "openbr/core/opencvutils.h"
 #include "openbr/core/qtutils.h"
diff --git a/openbr/plugins/misc.cpp b/openbr/plugins/misc.cpp
index fd682f7..d81c026 100644
--- a/openbr/plugins/misc.cpp
+++ b/openbr/plugins/misc.cpp
@@ -15,8 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/highgui/highgui.hpp>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/opencvutils.h"
 
 using namespace cv;
diff --git a/openbr/plugins/mongoose.cpp b/openbr/plugins/mongoose.cpp
index bb51223..7b4cc45 100644
--- a/openbr/plugins/mongoose.cpp
+++ b/openbr/plugins/mongoose.cpp
@@ -1,4 +1,4 @@
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 #include <mongoose.h>
 
 namespace br
diff --git a/openbr/plugins/nec3.cpp b/openbr/plugins/nec3.cpp
index f94f6e0..099138e 100644
--- a/openbr/plugins/nec3.cpp
+++ b/openbr/plugins/nec3.cpp
@@ -4,7 +4,7 @@
 
 #include <NeoFacePro.h>
 
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 #include "core/resource.h"
 
 using namespace br;
diff --git a/openbr/plugins/neclatent1.cpp b/openbr/plugins/neclatent1.cpp
index 60c5bf7..cf1a461 100644
--- a/openbr/plugins/neclatent1.cpp
+++ b/openbr/plugins/neclatent1.cpp
@@ -1,4 +1,4 @@
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 #include <LatentEFS.h>
 
 // Necessary to allocate a large memory though the actual template size may be much smaller
diff --git a/openbr/plugins/normalize.cpp b/openbr/plugins/normalize.cpp
index 1c42e22..a3f4942 100644
--- a/openbr/plugins/normalize.cpp
+++ b/openbr/plugins/normalize.cpp
@@ -19,7 +19,7 @@
 #include <opencv2/imgproc/imgproc.hpp>
 #include <opencv2/highgui/highgui.hpp>
 #include <Eigen/Core>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/common.h"
 #include "openbr/core/opencvutils.h"
diff --git a/openbr/plugins/nt4.cpp b/openbr/plugins/nt4.cpp
index d6f6cd3..a3ded95 100644
--- a/openbr/plugins/nt4.cpp
+++ b/openbr/plugins/nt4.cpp
@@ -10,7 +10,7 @@
 #include <NMatcherParams.h>
 #include <NTemplate.h>
 #include <NLicensing.h>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 //IRIS
 #include <NEExtractor.h>
diff --git a/openbr/plugins/openbr_internal.h b/openbr/plugins/openbr_internal.h
new file mode 100644
index 0000000..38c2b41
--- /dev/null
+++ b/openbr/plugins/openbr_internal.h
@@ -0,0 +1,174 @@
+#ifndef __OPENBR_INTERNAL_H
+#define __OPENBR_INTERNAL_H
+
+#include "openbr/openbr_plugin.h"
+
+namespace br
+{
+/*!
+ * \brief A br::Transform that does not require training data.
+ */
+class BR_EXPORT UntrainableTransform : public Transform
+{
+    Q_OBJECT
+
+protected:
+    UntrainableTransform(bool independent = true) : Transform(independent, false) {} /*!< \brief Construct an untrainable transform. */
+
+private:
+    Transform *clone() const { return const_cast<UntrainableTransform*>(this); }
+    void train(const TemplateList &data) { (void) data; }
+    void store(QDataStream &stream) const { (void) stream; }
+    void load(QDataStream &stream) { (void) stream; }
+};
+
+/*!
+ * \brief A br::MetaTransform that does not require training data.
+ */
+class BR_EXPORT UntrainableMetaTransform : public UntrainableTransform
+{
+    Q_OBJECT
+
+protected:
+    UntrainableMetaTransform() : UntrainableTransform(false) {}
+};
+
+/*!
+ * \brief A br::Transform for which the results of project may change due to prior calls to project
+ */
+class BR_EXPORT TimeVaryingTransform : public Transform
+{
+    Q_OBJECT
+
+public:
+    virtual bool timeVarying() const { return true; }
+
+    virtual void project(const Template &src, Template &dst) const
+    {
+        qFatal("No const project defined for time-varying transform");
+        (void) dst; (void) src;
+    }
+
+    virtual void project(const TemplateList &src, TemplateList &dst) const
+    {
+        qFatal("No const project defined for time-varying transform");
+        (void) dst; (void) src;
+    }
+
+    // Get a compile failure if this isn't here to go along with the other
+    // projectUpdate, no idea why
+    virtual void projectUpdate(const Template & src, Template & dst)
+    {
+        (void) src; (void) dst;
+        qFatal("do something useful");
+    }
+
+    virtual void projectUpdate(const TemplateList &src, TemplateList &dst)
+    {
+        foreach (const Template & src_part, src) {
+            Template out;
+            projectUpdate(src_part, out);
+            dst.append(out);
+        }
+    }
+
+    virtual Transform * pseudoCopy()
+    {
+        return this->clone();
+    }
+
+
+protected:
+    TimeVaryingTransform(bool independent = true, bool trainable = true) : Transform(independent, trainable) {}
+};
+
+/*!
+ * \brief A br::Transform expecting multiple matrices per template.
+ */
+class BR_EXPORT MetaTransform : public Transform
+{
+    Q_OBJECT
+
+protected:
+    MetaTransform() : Transform(false) {}
+};
+
+/*!
+ * \brief A MetaTransform that aggregates some sub-transforms
+ */
+class BR_EXPORT CompositeTransform : public TimeVaryingTransform
+{
+    Q_OBJECT
+
+public:
+    Q_PROPERTY(QList<br::Transform*> transforms READ get_transforms WRITE set_transforms RESET reset_transforms)
+    BR_PROPERTY(QList<br::Transform*>, transforms, QList<br::Transform*>())
+
+    virtual void project(const Template &src, Template &dst) const
+    {
+        if (timeVarying()) qFatal("No const project defined for time-varying transform");
+        _project(src, dst);
+    }
+
+    virtual void project(const TemplateList &src, TemplateList &dst) const
+    {
+        if (timeVarying()) qFatal("No const project defined for time-varying transform");
+        _project(src, dst);
+    }
+
+    bool timeVarying() const { return isTimeVarying; }
+
+    void init()
+    {
+        isTimeVarying = false;
+        trainable = false;
+        foreach (const br::Transform *transform, transforms) {
+            isTimeVarying = isTimeVarying || transform->timeVarying();
+            trainable = trainable || transform->trainable;
+        }
+    }
+
+    Transform * pseudoCopy()
+    {
+        if (!timeVarying())
+            return this;
+
+        QString name = metaObject()->className();
+        name.replace("Transform","");
+        name += "([])";
+        name.replace("br::","");
+        CompositeTransform * output = dynamic_cast<CompositeTransform *>(Transform::make(name, NULL));
+
+        if (output == NULL)
+            qFatal("Dynamic cast failed!");
+
+        foreach(Transform* t, transforms )
+        {
+            Transform * maybe_copy = t->pseudoCopy();
+            if (maybe_copy->parent() == NULL)
+                maybe_copy->setParent(output);
+            output->transforms.append(t->pseudoCopy());
+        }
+
+        output->file = this->file;
+        output->classes = classes;
+        output->instances = instances;
+        output->fraction = fraction;
+
+        output->init();
+
+        return output;
+    }
+
+protected:
+    bool isTimeVarying;
+
+    virtual void _project(const Template & src, Template & dst) const = 0;
+    virtual void _project(const TemplateList & src, TemplateList & dst) const = 0;
+
+    CompositeTransform() : TimeVaryingTransform(false) {}
+};
+
+}
+
+#endif
diff --git a/openbr/plugins/output.cpp b/openbr/plugins/output.cpp
index 75d5ad1..33c1f75 100644
--- a/openbr/plugins/output.cpp
+++ b/openbr/plugins/output.cpp
@@ -35,7 +35,7 @@
 #include <iostream>
 #include <limits>
 #include <assert.h>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/bee.h"
 #include "openbr/core/common.h"
diff --git a/openbr/plugins/pbd.cpp b/openbr/plugins/pbd.cpp
index 14ad713..f3e1089 100644
--- a/openbr/plugins/pbd.cpp
+++ b/openbr/plugins/pbd.cpp
@@ -2,7 +2,7 @@
 
 #include <opencv2/highgui/highgui.hpp>
 
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "core/opencvutils.h"
 
diff --git a/openbr/plugins/pixel.cpp b/openbr/plugins/pixel.cpp
index 03f69d1..a4795f4 100644
--- a/openbr/plugins/pixel.cpp
+++ b/openbr/plugins/pixel.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.                                            *
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/plugins.cmake b/openbr/plugins/plugins.cmake
index 4672098..21af22d 100644
--- a/openbr/plugins/plugins.cmake
+++ b/openbr/plugins/plugins.cmake
@@ -1,7 +1,7 @@
 # Add source to BR_THIRDPARTY_SRC
 # Add libs to BR_THIRDPARTY_LIBS
 
-file(GLOB PLUGINS plugins/*.cpp)
+file(GLOB PLUGINS plugins/*.cpp plugins/*.h)
 foreach(PLUGIN ${PLUGINS} ${BR_THIRDPARTY_PLUGINS})
   get_filename_component(PLUGIN_BASENAME ${PLUGIN} NAME_WE)
   get_filename_component(PLUGIN_PATH ${PLUGIN} PATH)
diff --git a/openbr/plugins/pp5.cpp b/openbr/plugins/pp5.cpp
index 36309f6..c8227a0 100644
--- a/openbr/plugins/pp5.cpp
+++ b/openbr/plugins/pp5.cpp
@@ -11,8 +11,7 @@
 #include <pittpatt_raw_image_io.h>
 #include <pittpatt_sdk.h>
 #include <pittpatt_license.h>
-#include <openbr/openbr_plugin.h>
-
+#include "openbr_internal.h"
 #include "openbr/core/resource.h"
 
 #define TRY(CC)                                                                                               \
diff --git a/openbr/plugins/qtnetwork.cpp b/openbr/plugins/qtnetwork.cpp
index 1f717e9..cf80390 100644
--- a/openbr/plugins/qtnetwork.cpp
+++ b/openbr/plugins/qtnetwork.cpp
@@ -5,7 +5,7 @@
 #include <QTcpSocket>
 #include <opencv2/highgui/highgui.hpp>
 #include <http_parser.h>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/quality.cpp b/openbr/plugins/quality.cpp
index 92eafcc..6d34ff4 100644
--- a/openbr/plugins/quality.cpp
+++ b/openbr/plugins/quality.cpp
@@ -1,6 +1,6 @@
 #include <QFutureSynchronizer>
 #include <QtConcurrent>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/common.h"
 #include "openbr/core/opencvutils.h"
diff --git a/openbr/plugins/quantize.cpp b/openbr/plugins/quantize.cpp
index 45fdcbf..2a37edc 100644
--- a/openbr/plugins/quantize.cpp
+++ b/openbr/plugins/quantize.cpp
@@ -16,7 +16,7 @@
 
 #include <QFutureSynchronizer>
 #include <QtConcurrentRun>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/common.h"
 #include "openbr/core/opencvutils.h"
diff --git a/openbr/plugins/quantize2.cpp b/openbr/plugins/quantize2.cpp
index ea9a299..d392810 100644
--- a/openbr/plugins/quantize2.cpp
+++ b/openbr/plugins/quantize2.cpp
@@ -1,6 +1,6 @@
 #include <QFutureSynchronizer>
 #include <QtConcurrent>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/common.h"
 #include "openbr/core/opencvutils.h"
diff --git a/openbr/plugins/random.cpp b/openbr/plugins/random.cpp
index 1cbeff4..0201710 100644
--- a/openbr/plugins/random.cpp
+++ b/openbr/plugins/random.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/common.h"
 #include "openbr/core/opencvutils.h"
diff --git a/openbr/plugins/reduce.cpp b/openbr/plugins/reduce.cpp
index c17e3cd..70b968e 100644
--- a/openbr/plugins/reduce.cpp
+++ b/openbr/plugins/reduce.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.                                            *
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/regions.cpp b/openbr/plugins/regions.cpp
index 6608e4c..c3feafb 100644
--- a/openbr/plugins/regions.cpp
+++ b/openbr/plugins/regions.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/register.cpp b/openbr/plugins/register.cpp
index 4af9f73..0536780 100644
--- a/openbr/plugins/register.cpp
+++ b/openbr/plugins/register.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/opencvutils.h"
 
diff --git a/openbr/plugins/sentence.cpp b/openbr/plugins/sentence.cpp
index 9151364..8f43794 100644
--- a/openbr/plugins/sentence.cpp
+++ b/openbr/plugins/sentence.cpp
@@ -1,5 +1,5 @@
 #include <stdint.h>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/stasm.cpp b/openbr/plugins/stasm.cpp
index 6a386cc..483968d 100644
--- a/openbr/plugins/stasm.cpp
+++ b/openbr/plugins/stasm.cpp
@@ -1,6 +1,6 @@
 #include <stasm_dll.hpp>
 #include <opencv2/highgui/highgui.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/stream.cpp b/openbr/plugins/stream.cpp
index d0debbc..340712e 100644
--- a/openbr/plugins/stream.cpp
+++ b/openbr/plugins/stream.cpp
@@ -5,7 +5,7 @@
 #include <QMap>
 #include <opencv/highgui.h>
 #include <QtConcurrent>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/common.h"
 #include "openbr/core/opencvutils.h"
diff --git a/openbr/plugins/svm.cpp b/openbr/plugins/svm.cpp
index aceb2a4..0fc0b0c 100644
--- a/openbr/plugins/svm.cpp
+++ b/openbr/plugins/svm.cpp
@@ -17,7 +17,7 @@
 #include <QTemporaryFile>
 #include <opencv2/core/core.hpp>
 #include <opencv2/ml/ml.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/opencvutils.h"
 
diff --git a/openbr/plugins/synthetic.cpp b/openbr/plugins/synthetic.cpp
index dd4025e..96af658 100644
--- a/openbr/plugins/synthetic.cpp
+++ b/openbr/plugins/synthetic.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/opencvutils.h"
 
diff --git a/openbr/plugins/validate.cpp b/openbr/plugins/validate.cpp
index 61193e4..ea1b6de 100644
--- a/openbr/plugins/validate.cpp
+++ b/openbr/plugins/validate.cpp
@@ -1,6 +1,6 @@
 #include <QFutureSynchronizer>
 #include <QtConcurrentRun>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 #include <openbr/core/qtutils.h>
 
 namespace br
diff --git a/openbr/plugins/wavelet.cpp b/openbr/plugins/wavelet.cpp
index 7fc829d..25c6511 100644
--- a/openbr/plugins/wavelet.cpp
+++ b/openbr/plugins/wavelet.cpp
@@ -15,7 +15,7 @@
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 using namespace cv;
 
diff --git a/openbr/plugins/youtube.cpp b/openbr/plugins/youtube.cpp
index 54a5d11..7ed114c 100644
--- a/openbr/plugins/youtube.cpp
+++ b/openbr/plugins/youtube.cpp
@@ -1,6 +1,6 @@
 #include <QCoreApplication>
 #include <QProcess>
-#include <openbr/openbr_plugin.h>
+#include "openbr_internal.h"
 
 #include "openbr/core/common.h"