typesystem_engine.xml

<?xml version="1.0"?>
<!-- ***** BEGIN LICENSE BLOCK *****
  - This file is part of Natron <https://natrongithub.github.io/>,
  - Copyright (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
  - Copyright (C) 2018-2021 The Natron developers
  -
  - Natron is free software: you can redistribute it and/or modify
  - it under the terms of the GNU General Public License as published by
  - the Free Software Foundation; either version 2 of the License, or
  - (at your option) any later version.
  -
  - Natron is distributed in the hope that it will be useful,
  - but WITHOUT ANY WARRANTY; without even the implied warranty of
  - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  - GNU General Public License for more details.
  -
  - You should have received a copy of the GNU General Public License
  - along with Natron.  If not, see <http://www.gnu.org/licenses/gpl-2.0.html>
   - ***** END LICENSE BLOCK ***** -->
<typesystem package="NatronEngine">
    
    <!--Load QtCore typesystem-->
    <load-typesystem name="typesystem_core.xml" generate="no" />
    
    <!--Primitives-->
    <primitive-type name="bool"/>
    <primitive-type name="double"/>
    <primitive-type name="real"/>
    <primitive-type name="int"/>
    <primitive-type name="short"/>
    <primitive-type name="unsigned short"/>
    <primitive-type name="ushort"/>
    <primitive-type name="unsigned int" />
    <primitive-type name="signed int" />
    <primitive-type name="char"/>
    <primitive-type name="unsigned char"/>
    <primitive-type name="long"/>
    <primitive-type name="unsigned long"/>
    <primitive-type name="long long"/>
    <primitive-type name="unsigned long long"/>
    <primitive-type name="std::string">
    </primitive-type>
    <primitive-type name="std::size_t" target-lang-api-name="PyLong">
        <conversion-rule>
            <native-to-target>
                return PyLong_FromSize_t(%in);
            </native-to-target>
            <target-to-native>
                <add-conversion type="PyLong">
                    %out = %OUTTYPE(PyLong_AsSsize_t(%in));
                </add-conversion>
            </target-to-native>
        </conversion-rule>
    </primitive-type>
    
    <!--std::pair from/to Python pair-->
    <container-type name="std::pair" type="pair">
        <include file-name="utility" location="global"/>
        <conversion-rule>
            <native-to-target>
                PyObject* %out = PyTuple_New(2);
                PyTuple_SET_ITEM(%out, 0, %CONVERTTOPYTHON[%INTYPE_0](%in.first));
                PyTuple_SET_ITEM(%out, 1, %CONVERTTOPYTHON[%INTYPE_1](%in.second));
                return %out;
            </native-to-target>
            <target-to-native>
                <add-conversion type="PySequence">
                    %out.first = %CONVERTTOCPP[%OUTTYPE_0](PySequence_Fast_GET_ITEM(%in, 0));
                    %out.second = %CONVERTTOCPP[%OUTTYPE_1](PySequence_Fast_GET_ITEM(%in, 1));
                </add-conversion>
            </target-to-native>
        </conversion-rule>
    </container-type>
    
    <!--Templates for type conversions used many times-->
    <template name="stdListToPyList">
        PyObject* %out = PyList_New((int) %in.size());
        %INTYPE::const_iterator it = %in.begin();
        for (int idx = 0; it != %in.end(); ++it, ++idx) {
        %INTYPE_0 cppItem(*it);
        PyList_SET_ITEM(%out, idx, %CONVERTTOPYTHON[%INTYPE_0](cppItem));
        }
        return %out;
    </template>
    <template name="pyListToStdList">
        for (int i = 0; i &lt; PySequence_Size(%in); i++) {
        Shiboken::AutoDecRef pyItem(PySequence_GetItem(%in, i));
        %OUTTYPE_0 cppItem = %CONVERTTOCPP[%OUTTYPE_0](pyItem);
        %out.push_back(cppItem);
        }
    </template>
    
    <template name="stdVectorToPyList">
        %INTYPE::size_type vectorSize = %in.size();
        PyObject* %out = PyList_New((int) vectorSize);
        for (%INTYPE::size_type idx = 0; idx &lt; vectorSize; ++idx) {
        %INTYPE_0 cppItem(%in[idx]);
        PyList_SET_ITEM(%out, idx, %CONVERTTOPYTHON[%INTYPE_0](cppItem));
        }
        return %out;
    </template>
    <template name="pySeqToStdVector">
        int vectorSize = PySequence_Size(%in);
        %out.reserve(vectorSize);
        for (int idx = 0; idx &lt; vectorSize; ++idx) {
        Shiboken::AutoDecRef pyItem(PySequence_GetItem(%in, idx));
        %OUTTYPE_0 cppItem = %CONVERTTOCPP[%OUTTYPE_0](pyItem);
        %out.push_back(cppItem);
        }
    </template>
    <template name="stdMapToPyDict">
        PyObject* %out = PyDict_New();
        %INTYPE::const_iterator it = %in.begin();
        for (; it != %in.end(); ++it) {
        %INTYPE_0 key = it->first;
        %INTYPE_1 value = it->second;
        PyObject* pyKey = %CONVERTTOPYTHON[%INTYPE_0](key);
        PyObject* pyValue = %CONVERTTOPYTHON[%INTYPE_1](value);
        PyDict_SetItem(%out, pyKey, pyValue);
        Py_DECREF(pyKey);
        Py_DECREF(pyValue);
        }
        return %out;
    </template>
    <template name="pyDictToStdMap">
        PyObject* key;
        PyObject* value;
        Py_ssize_t pos = 0;
        while (PyDict_Next(%in, &amp;pos, &amp;key, &amp;value)) {
        %OUTTYPE_0 cppKey = %CONVERTTOCPP[%OUTTYPE_0](key);
        %OUTTYPE_1 cppValue = %CONVERTTOCPP[%OUTTYPE_1](value);
        %out.insert(std::make_pair(cppKey, cppValue));
        }
    </template>

    
    <!--std::list from/to Python list-->
    <container-type name="std::list" type="list">
        <include file-name="list" location="global"/>
        <conversion-rule>
            <native-to-target>
                <insert-template name="stdListToPyList"/>
            </native-to-target>
            <target-to-native>
                <add-conversion type="PySequence">
                    <insert-template name="pyListToStdList"/>
                </add-conversion>
            </target-to-native>
        </conversion-rule>
    </container-type>
    
    <!--std::vector from/to Python list-->
    <container-type name="std::vector" type="vector">
        <include file-name="vector" location="global"/>
        <conversion-rule>
            <native-to-target>
                <insert-template name="stdVectorToPyList"/>
            </native-to-target>
            <target-to-native>
                <add-conversion type="PySequence">
                    <insert-template name="pySeqToStdVector"/>
                </add-conversion>
            </target-to-native>
        </conversion-rule>
    </container-type>
    
    <!--std::set from/to Python map-->
    <container-type name="std::set" type="set">
        <include file-name="set" location="global"/>
        <conversion-rule>
            <native-to-target>
                <insert-template name="stdListToPyList"/>
            </native-to-target>
            <target-to-native>
                <add-conversion type="PySequence">
                    <insert-template name="pyListToStdList"/>
                </add-conversion>
            </target-to-native>
        </conversion-rule>
    </container-type>

    <!--std::map from/to Python map-->
    <container-type name="std::map" type="map">
        <include file-name="map" location="global"/>
        <conversion-rule>
            <native-to-target>
                <insert-template name="stdMapToPyDict"/>
            </native-to-target>
            <target-to-native>
                <add-conversion type="PyDict">
                    <insert-template name="pyDictToStdMap"/>
                </add-conversion>
            </target-to-native>
        </conversion-rule>
    </container-type>
    
    <!--std::multimap from/to Python map-->
    <container-type name="std::multimap" type="multi-map">
        <include file-name="map" location="global"/>
        <conversion-rule>
            <native-to-target>
                <insert-template name="stdMapToPyDict"/>
            </native-to-target>
            <target-to-native>
                <add-conversion type="PyDict">
                    <insert-template name="pyDictToStdMap"/>
                </add-conversion>
            </target-to-native>
        </conversion-rule>
    </container-type>

     <!--Natron global enums-->
    <namespace-type name="NATRON_ENUM">
    <enum-type name="StatusEnum"/>
    <enum-type name="MergingFunctionEnum"/>
    <enum-type name="StandardButtonEnum" flags="StandardButtons"/>
    <enum-type name="KeyframeTypeEnum"/>
    <enum-type name="PixmapEnum"/>
    <enum-type name="ValueChangedReasonEnum"/>
    <enum-type name="AnimationLevelEnum"/>
    <enum-type name="ImageBitDepthEnum"/>
    <enum-type name="ImagePremultiplicationEnum"/>
    <enum-type name="ViewerCompositingOperatorEnum"/>
    <enum-type name="ViewerColorSpaceEnum"/>
    <enum-type name="OrientationEnum"/>
    <enum-type name="PlaybackModeEnum"/>
    <enum-type name="DisplayChannelsEnum"/>
    </namespace-type>
    
   
   <object-type name="RectI">
       <modify-function signature="operator=(RectI)" remove="all"/>
       <modify-function signature="upscalePowerOfTwo(unsigned int)const" remove="all"/>
       <modify-function signature="downscalePowerOfTwo(unsigned int)const" remove="all"/>
       <modify-function signature="roundPowerOfTwoLargestEnclosed(unsigned int)const" remove="all"/>
       <modify-function signature="roundPowerOfTwoSmallestEnclosing(unsigned int)const" remove="all"/>
       <modify-function signature="downscalePowerOfTwoLargestEnclosed(unsigned int)const" remove="all"/>
       <modify-function signature="downscalePowerOfTwoSmallestEnclosing(unsigned int)const" remove="all"/>
       <modify-function signature="toCanonical(unsigned int,double,RectD,RectD*)const" remove="all"/>
       <modify-function signature="toCanonical_noClipping(unsigned int,double,RectD*)const" remove="all"/>
       <modify-function signature="debug()const" remove="all"/>
       <modify-function signature="splitIntoSmallerRects(int)const" remove="all"/>
       <modify-function signature="intersect(RectI,RectI*)const">
           <modify-argument index="2">
               <remove-argument/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="RectI"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               RectI t;
               %CPPSELF.%FUNCTION_NAME(%1,&amp;t);
               %PYARG_0 = %CONVERTTOPYTHON[RectI](t);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="intersect(int,int,int,int,RectI*)const">
           <modify-argument index="5">
               <remove-argument/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="RectI"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               RectI t;
               %CPPSELF.%FUNCTION_NAME(%1,%2,%3,%4,&amp;t);
               %PYARG_0 = %CONVERTTOPYTHON[RectI](t);
               return %PYARG_0;
           </inject-code>
       </modify-function>
   </object-type>

   <object-type name="ExprUtils">
       <modify-function signature="noise(Double2DTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 4 &amp;&amp; tupleSize != 3  &amp;&amp; tupleSize != 2) {
                PyErr_SetString(PyExc_TypeError, "the tuple must have 2, 3 or 4 items.");
                return 0;
               }

               double ret = 0.;
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               if (tupleSize == 2) {
                double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
                Double2DTuple p = {x1, x2};
                ret = %CPPSELF.%FUNCTION_NAME(p);
               } else if (tupleSize == 3) {
                double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
                double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
                Double3DTuple p = {x1, x2, x3};
                ret = %CPPSELF.%FUNCTION_NAME(p);
               } else if (tupleSize == 4) {
                double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
                double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
                double x4 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 3));
                ColorTuple p = {x1, x2, x3, x4};
                ret = %CPPSELF.%FUNCTION_NAME(p);
               }
               %PYARG_0 = %CONVERTTOPYTHON[double](ret);

               return %PYARG_0;
           </inject-code>

       </modify-function>
       <modify-function signature="noise(Double3DTuple)" remove="all"/>
       <modify-function signature="noise(ColorTuple)" remove="all"/>
       <modify-function signature="snoise(Double3DTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               double ret = %CPPSELF.%FUNCTION_NAME(p);
               %PYARG_0 = %CONVERTTOPYTHON[double](ret);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="vnoise(Double3DTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="cnoise(Double3DTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="snoise4(ColorTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 4) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 4 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               double x4 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 3));
               ColorTuple p = {x1, x2, x3, x4};
               double ret = %CPPSELF.%FUNCTION_NAME(p);
               %PYARG_0 = %CONVERTTOPYTHON[double](ret);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="vnoise4(ColorTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 4) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 4 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               double x4 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 3));
               ColorTuple p = {x1, x2, x3, x4};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="cnoise4(ColorTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 4) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 4 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               double x4 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 3));
               ColorTuple p = {x1, x2, x3, x4};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="turbulence(Double3DTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               double ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = %CONVERTTOPYTHON[double](ret);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="vturbulence(Double3DTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="cturbulence(Double3DTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="fbm(Double3DTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               double ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = %CONVERTTOPYTHON[double](ret);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="vfbm(Double3DTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="fbm4(ColorTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 4) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 4 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               double x4 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 3));
               ColorTuple p = {x1, x2, x3, x4};
               double ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = %CONVERTTOPYTHON[double](ret);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="vfbm4(ColorTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 4) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 4 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               double x4 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 3));
               ColorTuple p = {x1, x2, x3, x4};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="cfbm(Double3DTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="cfbm4(ColorTuple,int,double,double)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 4) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 4 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               double x4 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 3));
               ColorTuple p = {x1, x2, x3, x4};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p, %2, %3, %4);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="cellnoise(Double3DTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               double ret = %CPPSELF.%FUNCTION_NAME(p);
               %PYARG_0 = %CONVERTTOPYTHON[double](ret);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="ccellnoise(Double3DTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               Double3DTuple p = {x1, x2, x3};
               Double3DTuple ret = %CPPSELF.%FUNCTION_NAME(p);
               %PYARG_0 = PyTuple_New(3);
               PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](ret.x));
               PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](ret.y));
               PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](ret.z));
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="pnoise(Double3DTuple,Double3DTuple)">
           <modify-argument index="1">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <modify-argument index="2">
               <replace-type modified-type="PyObject"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               int tupleSize = PyTuple_GET_SIZE(%PYARG_1);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               tupleSize = PyTuple_GET_SIZE(%PYARG_2);
               if (tupleSize != 3) {
               PyErr_SetString(PyExc_TypeError, "the tuple must have 3 items.");
               return 0;
               }
               double x1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 0));
               double x2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 1));
               double x3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_1, 2));
               double p1 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_2, 0));
               double p2 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_2, 1));
               double p3 = %CONVERTTOCPP[double](PyTuple_GET_ITEM(%PYARG_2, 2));
               Double3DTuple p = {x1, x2, x3};
               Double3DTuple period = {p1, p2, p3};
               double ret = %CPPSELF.%FUNCTION_NAME(p, period);
               %PYARG_0 = %CONVERTTOPYTHON[double](ret);
               return %PYARG_0;
           </inject-code>
       </modify-function>

   </object-type>
   <object-type name="RectD">
       <modify-function signature="operator=(RectD)" remove="all"/>
       <modify-function signature="debug()const" remove="all"/>
       <modify-function signature="toPixelEnclosing(unsigned int,double,RectI*)const" remove="all"/>
       <modify-function signature="intersect(RectD,RectD*)const">
           <modify-argument index="2">
               <remove-argument/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="RectD"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               RectD t;
               %CPPSELF.%FUNCTION_NAME(%1,&amp;t);
               %PYARG_0 = %CONVERTTOPYTHON[RectD](t);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       <modify-function signature="intersect(double,double,double,double,RectD*)const">
           <modify-argument index="5">
               <remove-argument/>
           </modify-argument>
           <modify-argument index="return">
               <replace-type modified-type="RectD"/>
           </modify-argument>
           <inject-code class="target" position="beginning">
               RectD t;
               %CPPSELF.%FUNCTION_NAME(%1,%2,%3,%4,&amp;t);
               %PYARG_0 = %CONVERTTOPYTHON[RectD](t);
               return %PYARG_0;
           </inject-code>
       </modify-function>
       
   </object-type>

    <value-type name="ImageLayer" copyable="true" hash-function="ImageLayer::getHash">
    </value-type>
    
    <object-type name="Group" copyable="false">
        <inject-documentation format="target">
            This is an abstract class, it is derived by 2 different classes:
            :doc:`App` which represents an instance of Natron, or more specifically an opened project.
            :doc:`Effect` which represents a node in the nodegraph.
        </inject-documentation>
        <modify-function signature="getNode(QString)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getChildren()const">
            <inject-code class="target" position="beginning">
                std::list&lt;Effect*&gt; effects = %CPPSELF.%FUNCTION_NAME(%ARGUMENT_NAMES);
                PyObject* ret = PyList_New((int) effects.size());
                int idx = 0;
                for (std::list&lt;Effect*&gt;::iterator it = effects.begin(); it!=effects.end(); ++it,++idx) {
                PyObject* item = %CONVERTTOPYTHON[Effect*](*it);
                // Ownership transferences.
                Shiboken::Object::getOwnership(item);
                PyList_SET_ITEM(ret, idx, item);
                }
                return ret;
            </inject-code>
            
        </modify-function>
    </object-type>
    <object-type name="NodeCreationProperty">
    </object-type>
    <object-type name="IntNodeCreationProperty">
    </object-type>
    <object-type name="BoolNodeCreationProperty">
    </object-type>
    <object-type name="FloatNodeCreationProperty">
    </object-type>
    <object-type name="StringNodeCreationProperty">
    </object-type>
    <object-type name="App" copyable="false">
        <modify-function signature="createNode(QString,int,Group*, std::map&lt; QString, NodeCreationProperty* &gt;)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,%2,%3, %4);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="createReader(QString,Group*,std::map&lt; QString, NodeCreationProperty* &gt;)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,%2, %3);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="createWriter(QString,Group*, std::map&lt;QString, NodeCreationProperty* &gt;)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,%2, %3);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="getProjectParam(QString)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="renderInternal(bool,std::list&lt;Effect*&gt;,std::list&lt;int&gt;,std::list&lt;int&gt;,std::list&lt;int&gt;)" remove="all"/>
        <modify-function signature="renderInternal(bool,Effect*,int,int,int)" remove="all"/>
        <modify-function signature="render(std::list&lt;Effect*&gt;,std::list&lt;int&gt;,std::list&lt;int&gt;,std::list&lt;int&gt;)">
            <modify-argument index="1">
                <replace-type modified-type="PyList"/>
            </modify-argument>
            <modify-argument index="2">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="3">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="4">
                <remove-argument/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                if (!PyList_Check(%PYARG_1)) {
                    PyErr_SetString(PyExc_TypeError, "tasks must be a list of tuple objects.");
                    return 0;
                }
                std::list&lt;Effect*&gt; effects;
                
                std::list&lt;int&gt; firstFrames;
                
                std::list&lt;int&gt; lastFrames;
                
                std::list&lt;int&gt; frameSteps;
                
                int size = (int)PyList_GET_SIZE(%PYARG_1);
                for (int i = 0; i &lt; size; ++i) {
                    PyObject* tuple = PyList_GET_ITEM(%PYARG_1,i);
                    if (!tuple) {
                        PyErr_SetString(PyExc_TypeError, "tasks must be a list of tuple objects.");
                        return 0;
                    }
                    
                    int tupleSize = PyTuple_GET_SIZE(tuple);
                    if (tupleSize != 4 &amp;&amp; tupleSize != 3) {
                        PyErr_SetString(PyExc_TypeError, "the tuple must have 3 or 4 items.");
                        return 0;
                    }
                    Effect* writeNode = %CONVERTTOCPP[Effect*](PyTuple_GET_ITEM(tuple, 0));
                    int firstFrame = %CONVERTTOCPP[int](PyTuple_GET_ITEM(tuple, 1));
                    int lastFrame = %CONVERTTOCPP[int](PyTuple_GET_ITEM(tuple, 2));
                    int frameStep;
                    if (tupleSize == 4) {
                        frameStep = %CONVERTTOCPP[int](PyTuple_GET_ITEM(tuple, 3));
                    } else {
                        frameStep = INT_MIN;
                    }
                    effects.push_back(writeNode);
                    firstFrames.push_back(firstFrame);
                    lastFrames.push_back(lastFrame);
                    frameSteps.push_back(frameStep);
                }
                
                %CPPSELF.%FUNCTION_NAME(effects,firstFrames,lastFrames, frameSteps);
            </inject-code>
        </modify-function>
        <modify-function signature="loadProject(QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="newProject()">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME();
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
    </object-type>
    
    <object-type name="UserParamHolder" copyable="false">
    	<modify-function signature="createIntParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createInt2DParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createInt3DParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createDoubleParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createDouble2DParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createDouble3DParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createBooleanParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createChoiceParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createColorParam(QString,QString,bool)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createStringParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createFileParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createOutputFileParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createPathParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createButtonParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createSeparatorParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createGroupParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createPageParam(QString,QString)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createParametricParam(QString,QString,int)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="refreshUserParamsGUI()">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME();
            </inject-code>
        </modify-function>
    </object-type>
        
    <object-type name="Effect" copyable="false">
        <inject-documentation format="target">
            This object represents a single node in Natron, that is, an instance of a plug-in.
            You cannot create Effects directly by calling their constructor, instead you must use the
            function :doc:`App.createNode` to create them.
        </inject-documentation>
        
        <modify-function signature="getInput(int)const">
            <inject-documentation format="target">
                Returns the node at the given input.
            </inject-documentation>
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getInput(QString)const">
            <inject-documentation format="target">
                Returns the node at the given input.
            </inject-documentation>
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getParam(QString)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getParams()const">
            <inject-code class="target" position="beginning">
                std::list&lt;Param*&gt; params = %CPPSELF.%FUNCTION_NAME(%ARGUMENT_NAMES);
                PyObject* ret = PyList_New((int) params.size());
                int idx = 0;
                for (std::list&lt;Param*&gt;::iterator it = params.begin(); it!=params.end(); ++it,++idx) {
                    PyObject* item = %CONVERTTOPYTHON[Param*](*it);
                    // Ownership transferences.
                    Shiboken::Object::getOwnership(item);
                    PyList_SET_ITEM(ret, idx, item);
                }
                return ret;
            </inject-code>
        </modify-function>
        <modify-function signature="destroy(bool)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>
        <modify-function signature="setLabel(QString)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>
        <modify-function signature="setScriptName(QString)">
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="getPosition(double*,double*)const">
            <modify-argument index="1">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="2">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyObject"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                double x,y;
                %CPPSELF.%FUNCTION_NAME(&amp;x,&amp;y);
                %PYARG_0 = PyTuple_New(2);
                PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](x));
                PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](y));
                return %PYARG_0;
            </inject-code>

        </modify-function>
        <modify-function signature="getSize(double*,double*)const">
            <modify-argument index="1">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="2">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyObject"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                double x,y;
                %CPPSELF.%FUNCTION_NAME(&amp;x,&amp;y);
                %PYARG_0 = PyTuple_New(2);
                PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](x));
                PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](y));
                return %PYARG_0;
            </inject-code>
            
        </modify-function>
        <modify-function signature="getColor(double*,double*,double*)const">
            <modify-argument index="1">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="2">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="3">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyObject"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                double r,g,b;
                %CPPSELF.%FUNCTION_NAME(&amp;r,&amp;g,&amp;b);
                %PYARG_0 = PyTuple_New(3);
                PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[double](r));
                PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](g));
                PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](b));
                return %PYARG_0;
            </inject-code>
            
        </modify-function>
        <!-- It doesn't seem that Shiboken allows to remove an overload:
         signature 'getNode(QString)const' for function modification in 'Effect' not found. Possible candidates: getNode(QString)const in Group
         -->
        <!--<modify-function signature="getNode(QString)const" remove="all">
        </modify-function>-->
        
        <modify-function signature="getUserPageParam()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>

        <modify-function signature="connectInput(int,const Effect*)">
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,%2);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="disconnectInput(int)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>
        <modify-function signature="getRotoContext()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getTrackerContext()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
    </object-type>

    
    <object-type name="AppSettings">
        <modify-function signature="getParam(QString)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getParams()const">
            <inject-code class="target" position="beginning">
                std::list&lt;Param*&gt; params = %CPPSELF.%FUNCTION_NAME(%ARGUMENT_NAMES);
                PyObject* ret = PyList_New((int) params.size());
                int idx = 0;
                for (std::list&lt;Param*&gt;::iterator it = params.begin(); it!=params.end(); ++it,++idx) {
                PyObject* item = %CONVERTTOPYTHON[Param*](*it);
                // Ownership transferences.
                Shiboken::Object::getOwnership(item);
                PyList_SET_ITEM(ret, idx, item);
                }
                return ret;
            </inject-code>
        </modify-function>
    </object-type>
    
    
    
    <object-type name="Param">
        <modify-function signature="getParent()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
    </object-type>
    <object-type name="AnimatedParam">
        <modify-function signature="setExpression(QString,bool,int)">
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,%2,%3);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="getKeyTime(int,int,double*)const">
            <modify-argument index="3">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyObject"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                double time;
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1, %2,&amp;time);
                %PYARG_0 = PyTuple_New(2);
                PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[bool](%0));
                PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](time));
                return %PYARG_0;
            </inject-code>
        </modify-function>
        <modify-function signature="getExpression(int,bool*)const">
            <modify-argument index="2">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyObject"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                bool hasRetVar;
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,&amp;hasRetVar);
                %PYARG_0 = PyTuple_New(2);
                PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[%RETURN_TYPE](%0));
                PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[bool](hasRetVar));
                return %PYARG_0;
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="IntParam">
        <modify-function signature="set(int)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>
        <modify-function signature="set(int,double)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2);
            </inject-code>
        </modify-function>
        <modify-function signature="setValue(int,int)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2);
            </inject-code>
        </modify-function>
        <modify-function signature="setValueAtTime(int,double,int)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2,%3);
            </inject-code>
        </modify-function>
        <modify-function signature="restoreDefaultValue(int)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="Int2DTuple">
        <add-function signature="__getitem__(int)"  return-type="PyObject*">
            <inject-code class="target" position="beginning">
                if (_i &lt; 0 || _i &gt;= 2) {
                PyErr_BadArgument();
                return 0;
                } else {
                int ret;
                switch (_i) {
                case 0:
                ret = %CPPSELF.x;
                break;
                case 1:
                ret = %CPPSELF.y;
                break;
                }
                return  %CONVERTTOPYTHON[int](ret);
                }
            </inject-code>
        </add-function>
    </object-type>
    <object-type name="Int2DParam">
        <modify-function signature="set(int,int)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2);
            </inject-code>
        </modify-function>
        <modify-function signature="set(int,int,double)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2,%3);
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="Int3DTuple">
        <add-function signature="__getitem__(int)"  return-type="PyObject*">
            <inject-code class="target" position="beginning">
                if (_i &lt; 0 || _i &gt;= 3) {
                PyErr_BadArgument();
                return 0;
                } else {
                int ret;
                switch (_i) {
                case 0:
                ret = %CPPSELF.x;
                break;
                case 1:
                ret = %CPPSELF.y;
                break;
                case 2:
                ret = %CPPSELF.z;
                break;
                }
                return  %CONVERTTOPYTHON[int](ret);
                }
            </inject-code>
        </add-function>
    </object-type>
    <object-type name="Int3DParam">
        <modify-function signature="set(int,int,int)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2,%3);
            </inject-code>
        </modify-function>
        <modify-function signature="set(int,int,int,double)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2,%3,%4);
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="DoubleParam">
    </object-type>
    <object-type name="Double2DTuple">
        <add-function signature="__getitem__(int)"  return-type="PyObject*">
            <inject-code class="target" position="beginning">
                if (_i &lt; 0 || _i &gt;= 2) {
                PyErr_BadArgument();
                return 0;
                } else {
                double ret;
                switch (_i) {
                case 0:
                ret = %CPPSELF.x;
                break;
                case 1:
                ret = %CPPSELF.y;
                break;
                }
                return  %CONVERTTOPYTHON[double](ret);
                }
            </inject-code>
        </add-function>
    </object-type>
    <object-type name="Double2DParam">
    </object-type>
    <object-type name="Double3DTuple">
        <add-function signature="__getitem__(int)"  return-type="PyObject*">
            <inject-code class="target" position="beginning">
                if (_i &lt; 0 || _i &gt;= 3) {
                PyErr_BadArgument();
                return 0;
                } else {
                double ret;
                switch (_i) {
                case 0:
                ret = %CPPSELF.x;
                break;
                case 1:
                ret = %CPPSELF.y;
                break;
                case 2:
                ret = %CPPSELF.z;
                break;
                }
                return  %CONVERTTOPYTHON[double](ret);
                }
            </inject-code>
        </add-function>
    </object-type>
    <object-type name="Double3DParam">
        <modify-function signature="set(double,double,double)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2,%3);
            </inject-code>
        </modify-function>
        <modify-function signature="set(double,double,double,double)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2,%3,%4);
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="ColorTuple">
        <add-function signature="__getitem__(int)"  return-type="PyObject*">
            <inject-code class="target" position="beginning">
                if (_i &lt; 0 || _i &gt;= 4) {
                    PyErr_BadArgument();
                    return 0;
                } else {
                    double ret;
                    switch (_i) {
                    case 0:
                        ret = %CPPSELF.r;
                        break;
                    case 1:
                        ret = %CPPSELF.g;
                        break;
                    case 2:
                        ret = %CPPSELF.b;
                        break;
                    case 3:
                        ret = %CPPSELF.a;
                        break;

                    }
                    return  %CONVERTTOPYTHON[double](ret);
                }
            </inject-code>
        </add-function>
    </object-type>
    <object-type name="ColorParam">
    </object-type>
    <object-type name="BooleanParam">
    </object-type>
    <object-type name="ChoiceParam">
    </object-type>
    <object-type name="ButtonParam"/>
    <object-type name="SeparatorParam"/>
    <object-type name="StringParamBase">
    </object-type>
    <object-type name="StringParam">
        <enum-type name="TypeEnum"/>
    </object-type>
    <object-type name="FileParam"/>
    <object-type name="OutputFileParam"/>
    <object-type name="PathParam">
        <modify-function signature="getTable(std::list&lt;std::vector&lt;std::string&gt; &gt;*)const">
            <modify-argument index="1">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PySequence"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                std::list&lt;std::vector&lt;std::string&gt; &gt; table;
                %CPPSELF.%FUNCTION_NAME(&amp;table);

                std::size_t outListSize = table.size();
                PyObject* outList = PyList_New((int) outListSize);

                std::size_t i = 0;
                for (std::list&lt;std::vector&lt;std::string&gt; &gt;::iterator it = table.begin(); it != table.end(); ++it, ++i) {
                std::size_t subListSize = it->size();
                PyObject* subList = PyList_New((int) subListSize);
                for (std::size_t j = 0; j &lt; subListSize; ++j) {
                std::string cppItem = (*it)[j];
                PyList_SET_ITEM(subList, j, %CONVERTTOPYTHON[std::string](cppItem));
                }
                PyList_SET_ITEM(outList, i, subList);
                }

                return outList;
            </inject-code>
        </modify-function>
        <modify-function signature="setTable(std::list&lt;std::vector&lt;std::string&gt; &gt;)">
            <modify-argument index="1">
                <replace-type modified-type="PySequence"/>
            </modify-argument>
            <inject-code class="target" position="beginning">

                if (!PyList_Check(%PYARG_1)) {
                    PyErr_SetString(PyExc_TypeError, "table must be a list of list objects.");
                    return 0;
                }

                std::list&lt;std::vector&lt;std::string&gt; &gt; table;

                int size = (int)PyList_GET_SIZE(%PYARG_1);
                for (int i = 0; i &lt; size; ++i) {


                    PyObject* subList = PyList_GET_ITEM(%PYARG_1,i);
                    if (!subList || !PyList_Check(subList)) {
                        PyErr_SetString(PyExc_TypeError, "table must be a list of list objects.");
                        return 0;
                    }
                    int subSize = (int)PyList_GET_SIZE(subList);
                    std::vector&lt;std::string&gt; rowVec(subSize);

                    for (int j = 0; j &lt; subSize; ++j) {
                        PyObject* pyString = PyList_GET_ITEM(subList,j);
                #if PY_MAJOR_VERSION &lt; 3
                        if ( PyString_Check(pyString) ) {
                            char* buf = PyString_AsString(pyString);
                            if (buf) {
                                std::string ret;
                                ret.append(buf);
                                rowVec[j] = ret;
                                }
                        } else if (PyUnicode_Check(pyString) ) {
                #else
                        if (PyUnicode_Check(pyString) ) {
                #endif
                            PyObject* utf8pyobj = PyUnicode_AsUTF8String(pyString); // newRef
                            if (utf8pyobj) {
                                char* cstr = PyBytes_AS_STRING(utf8pyobj); // Borrowed pointer
                                std::string ret;
                                ret.append(cstr);
                                Py_DECREF(utf8pyobj);
                                rowVec[j] = ret;
                            }
                        }
                    }
                    table.push_back(rowVec);
                }

                %CPPSELF.%FUNCTION_NAME(table);

            </inject-code>
        </modify-function>
    </object-type>

    <object-type name="ParametricParam">
        <modify-function signature="getNthControlPoint(int,int,double*,double*,double*,double*)const">
            <modify-argument index="3">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="4">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="5">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="6">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyObject"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                double key,value,left,right;
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1, %2,&amp;key,&amp;value, &amp;left, &amp;right);
                %PYARG_0 = PyTuple_New(5);
                PyTuple_SET_ITEM(%PYARG_0, 0, %CONVERTTOPYTHON[NATRON_ENUM::StatusEnum](%0));
                PyTuple_SET_ITEM(%PYARG_0, 1, %CONVERTTOPYTHON[double](key));
                PyTuple_SET_ITEM(%PYARG_0, 2, %CONVERTTOPYTHON[double](value));
                PyTuple_SET_ITEM(%PYARG_0, 3, %CONVERTTOPYTHON[double](left));
                PyTuple_SET_ITEM(%PYARG_0, 4, %CONVERTTOPYTHON[double](right));
                return %PYARG_0;
            </inject-code>
        </modify-function>
        <modify-function signature="getCurveColor(int,ColorTuple&amp;)const">
            <modify-argument index="2">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="ColorTuple"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                ColorTuple t;
                %CPPSELF.%FUNCTION_NAME(%1,t);
                %PYARG_0 = %CONVERTTOPYTHON[ColorTuple](t);
                return %PYARG_0;
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="GroupParam">
        <modify-function signature="setOpened(bool)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>

    </object-type>
    <object-type name="PageParam">
    </object-type>
    
    <object-type name="ItemBase">
        <modify-function signature="getParentLayer()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="setScriptName(QString)">
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="setLabel(QString)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="Layer">
        <modify-function signature="getChildren()const">
            <inject-code class="target" position="beginning">
                std::list&lt;ItemBase*&gt; items = %CPPSELF.%FUNCTION_NAME(%ARGUMENT_NAMES);
                PyObject* ret = PyList_New((int) items.size());
                int idx = 0;
                for (std::list&lt;ItemBase*&gt;::iterator it = items.begin(); it!=items.end(); ++it,++idx) {
                PyObject* item = %CONVERTTOPYTHON[ItemBase*](*it);
                // Ownership transferences.
                Shiboken::Object::getOwnership(item);
                PyList_SET_ITEM(ret, idx, item);
                }
                return ret;
            </inject-code>
        </modify-function>
        <modify-function signature="addItem(ItemBase*)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>
        <modify-function signature="insertItem(int,ItemBase*)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1,%2);
            </inject-code>
        </modify-function>
        <modify-function signature="removeItem(ItemBase*)">
            <inject-code class="target" position="beginning">
                %CPPSELF.%FUNCTION_NAME(%1);
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="BezierCurve">
        <modify-function signature="getActivatedParam()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getOpacityParam()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getFeatherDistanceParam()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getFeatherFallOffParam()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getColorParam()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getCompositingOperatorParam()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getKeyframes(std::list&lt;double&gt;*)const">
            <modify-argument index="1">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyList"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                std::list&lt;double&gt; keys;
                %CPPSELF.%FUNCTION_NAME(&amp;keys);
                PyObject* ret = PyList_New((int) keys.size());
                int idx = 0;
                for (std::list&lt;double&gt;::iterator it = keys.begin(); it!=keys.end(); ++it,++idx) {
                PyList_SET_ITEM(ret, idx, %CONVERTTOPYTHON[double](*it));
                }
                return ret;
            </inject-code>
        </modify-function>
        <modify-function signature="getControlPointPosition(int,double,double*,double*,double*,double*,double*,double*)const">
            <modify-argument index="3">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="4">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="5">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="6">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="7">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="8">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyTuple"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                double x,y,rx,ry,lx,ly;
                %CPPSELF.%FUNCTION_NAME(%1, %2, &amp;x,&amp;y, &amp;lx,&amp;ly,&amp;rx,&amp;ry);

                PyObject* ret = PyTuple_New(6);
                PyTuple_SET_ITEM(ret, 0, %CONVERTTOPYTHON[double](x));
                PyTuple_SET_ITEM(ret, 1, %CONVERTTOPYTHON[double](y));
                PyTuple_SET_ITEM(ret, 2, %CONVERTTOPYTHON[double](lx));
                PyTuple_SET_ITEM(ret, 3, %CONVERTTOPYTHON[double](ly));
                PyTuple_SET_ITEM(ret, 4, %CONVERTTOPYTHON[double](rx));
                PyTuple_SET_ITEM(ret, 5, %CONVERTTOPYTHON[double](ry));
                return ret;
            </inject-code>
        </modify-function>
        <modify-function signature="getFeatherPointPosition(int,double,double*,double*,double*,double*,double*,double*)const">
            <modify-argument index="3">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="4">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="5">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="6">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="7">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="8">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyTuple"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                double x,y,rx,ry,lx,ly;
                %CPPSELF.%FUNCTION_NAME(%1, %2, &amp;x,&amp;y, &amp;lx,&amp;ly,&amp;rx,&amp;ry);

                PyObject* ret = PyTuple_New(6);
                PyTuple_SET_ITEM(ret, 0, %CONVERTTOPYTHON[double](x));
                PyTuple_SET_ITEM(ret, 1, %CONVERTTOPYTHON[double](y));
                PyTuple_SET_ITEM(ret, 2, %CONVERTTOPYTHON[double](lx));
                PyTuple_SET_ITEM(ret, 3, %CONVERTTOPYTHON[double](ly));
                PyTuple_SET_ITEM(ret, 4, %CONVERTTOPYTHON[double](rx));
                PyTuple_SET_ITEM(ret, 5, %CONVERTTOPYTHON[double](ry));
                return ret;
            </inject-code>
        </modify-function>

    </object-type>
    <object-type name="Track">
        <modify-function signature="getParam(QString)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getParams()const">
            <inject-code class="target" position="beginning">
                std::list&lt;Param*&gt; params = %CPPSELF.%FUNCTION_NAME(%ARGUMENT_NAMES);
                PyObject* ret = PyList_New((int) params.size());
                int idx = 0;
                for (std::list&lt;Param*&gt;::iterator it = params.begin(); it!=params.end(); ++it,++idx) {
                PyObject* item = %CONVERTTOPYTHON[Param*](*it);
                // Ownership transferences.
                Shiboken::Object::getOwnership(item);
                PyList_SET_ITEM(ret, idx, item);
                }
                return ret;
            </inject-code>
        </modify-function>
    </object-type>
        
    <object-type name="Tracker">
        <modify-function signature="getTrackByName(QString)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createTrack()">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getAllTracks(std::list&lt;Track*&gt;*)const">
            <modify-argument index="1">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyList"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                std::list&lt;Track*&gt; tracks;
                %CPPSELF.%FUNCTION_NAME(&amp;tracks);
                PyObject* ret = PyList_New((int) tracks.size());
                int idx = 0;
                for (std::list&lt;Track*&gt;::iterator it = tracks.begin(); it!=tracks.end(); ++it,++idx) {
                PyObject* item = %CONVERTTOPYTHON[Track*](*it);
                // Ownership transferences.
                Shiboken::Object::getOwnership(item);
                PyList_SET_ITEM(ret, idx, item);
                }
                return ret;
            </inject-code>
            
        </modify-function>
        <modify-function signature="getSelectedTracks(std::list&lt;Track*&gt;*)const">
            <modify-argument index="1">
                <remove-argument/>
            </modify-argument>
            <modify-argument index="return">
                <replace-type modified-type="PyList"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                std::list&lt;Track*&gt; tracks;
                %CPPSELF.%FUNCTION_NAME(&amp;tracks);
                PyObject* ret = PyList_New((int) tracks.size());
                int idx = 0;
                for (std::list&lt;Track*&gt;::iterator it = tracks.begin(); it!=tracks.end(); ++it,++idx) {
                PyObject* item = %CONVERTTOPYTHON[Track*](*it);
                // Ownership transferences.
                Shiboken::Object::getOwnership(item);
                PyList_SET_ITEM(ret, idx, item);
                }
                return ret;
            </inject-code>
        </modify-function>
    </object-type>
    <object-type name="Roto">
        <modify-function signature="getBaseLayer()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getItemByName(QString)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="createLayer()">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME();
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="createBezier(double,double,double)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,%2,%3);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="createEllipse(double,double,double,bool,double)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,%2,%3,%4,%5);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
        <modify-function signature="createRectangle(double,double,double,double)">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
            <inject-code class="target" position="beginning">
                %RETURN_TYPE %0 = %CPPSELF.%FUNCTION_NAME(%1,%2,%3,%4);
                %PYARG_0 = %CONVERTTOPYTHON[%RETURN_TYPE](%0);
            </inject-code>
        </modify-function>
    </object-type>
    
    <rejection class="App" field-name="_instance"/>
    <rejection class="Effect" field-name="_node"/>
    <rejection class="*" field-name="_imp"/>
    
    <object-type name="PyCoreApplication">
        <modify-function signature="getActiveInstance()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getInstance(int)const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
        <modify-function signature="getSettings()const">
            <modify-argument index="return">
                <define-ownership class="target" owner="target"/>
            </modify-argument>
        </modify-function>
    </object-type>


</typesystem>