Extend system-info with information about OIIO, OCIO and OSL

Summary:
Version of those libraries might be useful to know.

- OIIO and OCIO is exposed via bpy.app.oiio and bpy.app.ocio.
  There're "supported", "version" and "version_string" defined
  in those modules.

- OSL is available as _cycles.osl_version and _cycles.osl_version_string.

Reviewers: campbellbarton

Reviewed By: campbellbarton

CC: dingto

Differential Revision: http://developer.blender.org/D79

7 files changed, 306 insertions, 1 deletions

diff --git a/source/blender/python/SConscript b/source/blender/python/SConscript
index 0ac0285031e..3378c43f1f6 100644
--- a/source/blender/python/SConscript
+++ b/source/blender/python/SConscript
@@ -183,8 +183,13 @@ if env['WITH_BF_SMOKE']:
 if env['WITH_BF_COLLADA']:
     defs.append('WITH_COLLADA')
 
-if env['WITH_BF_OIIO']:
+if env['WITH_BF_OCIO']:
     defs.append('WITH_OCIO')
+    incs += ' ' + '#/intern/opencolorio'
+
+if env['WITH_BF_OIIO']:
+    defs.append('WITH_OPENIMAGEIO')
+    incs += ' ../../imbuf/intern/oiio'
 
 if env['WITH_BF_PLAYER']:
     defs.append('WITH_PLAYER')
diff --git a/source/blender/python/intern/CMakeLists.txt b/source/blender/python/intern/CMakeLists.txt
index ef5d26dccdc..0605f408348 100644
--- a/source/blender/python/intern/CMakeLists.txt
+++ b/source/blender/python/intern/CMakeLists.txt
@@ -35,6 +35,7 @@ set(INC
 	../../makesrna
 	../../windowmanager
 	../../../../intern/cycles/blender
+	../../../../intern/opencolorio
 	../../../../intern/guardedalloc
 )
 
@@ -49,6 +50,8 @@ set(SRC
 	bpy_app_ffmpeg.c
 	bpy_app_build_options.c
 	bpy_app_handlers.c
+	bpy_app_ocio.c
+	bpy_app_oiio.c
 	bpy_app_translations.c
 	bpy_driver.c
 	bpy_interface.c
@@ -73,6 +76,8 @@ set(SRC
 	bpy_app_ffmpeg.h
 	bpy_app_build_options.h
 	bpy_app_handlers.h
+	bpy_app_ocio.h
+	bpy_app_oiio.h
 	bpy_app_translations.h
 	bpy_driver.h
 	bpy_intern_string.h
@@ -242,6 +247,13 @@ if(WITH_OPENCOLORIO)
 	add_definitions(-DWITH_OCIO)
 endif()
 
+if(WITH_OPENIMAGEIO)
+	add_definitions(-DWITH_OPENIMAGEIO)
+	list(APPEND INC
+		../../imbuf/intern/oiio
+	)
+endif()
+
 if(WITH_PLAYER)
 	add_definitions(-DWITH_PLAYER)
 endif()
diff --git a/source/blender/python/intern/bpy_app.c b/source/blender/python/intern/bpy_app.c
index 21767196e11..795015c42a0 100644
--- a/source/blender/python/intern/bpy_app.c
+++ b/source/blender/python/intern/bpy_app.c
@@ -34,6 +34,8 @@
 #include "bpy_app.h"
 
 #include "bpy_app_ffmpeg.h"
+#include "bpy_app_ocio.h"
+#include "bpy_app_oiio.h"
 #include "bpy_app_build_options.h"
 
 #include "bpy_app_translations.h"
@@ -93,6 +95,8 @@ static PyStructSequence_Field app_info_fields[] = {
 
 	/* submodules */
 	{(char *)"ffmpeg", (char *)"FFmpeg library information backend"},
+	{(char *)"ocio", (char *)"OpenColorIO library information backend"},
+	{(char *)"oiio", (char *)"OpenImageIO library information backend"},
 	{(char *)"build_options", (char *)"A set containing most important enabled optional build features"},
 	{(char *)"handlers", (char *)"Application handler callbacks"},
 	{(char *)"translations", (char *)"Application and addons internationalization API"},
@@ -167,6 +171,8 @@ static PyObject *make_app_info(void)
 #endif
 
 	SetObjItem(BPY_app_ffmpeg_struct());
+	SetObjItem(BPY_app_ocio_struct());
+	SetObjItem(BPY_app_oiio_struct());
 	SetObjItem(BPY_app_build_options_struct());
 	SetObjItem(BPY_app_handlers_struct());
 	SetObjItem(BPY_app_translations_struct());
diff --git a/source/blender/python/intern/bpy_app_ocio.c b/source/blender/python/intern/bpy_app_ocio.c
new file mode 100644
index 00000000000..dfcbfe94ead
--- /dev/null
+++ b/source/blender/python/intern/bpy_app_ocio.c
@@ -0,0 +1,109 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributor(s): Sergey Sharybin
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/python/intern/bpy_app_ocio.c
+ *  \ingroup pythonintern
+ */
+
+#include <Python.h>
+#include "BLI_utildefines.h"
+
+#include "bpy_app_ocio.h"
+
+#ifdef WITH_OCIO
+#  include "ocio_capi.h"
+#endif
+
+static PyTypeObject BlenderAppOCIOType;
+
+static PyStructSequence_Field app_ocio_info_fields[] = {
+	{(char *)"supported", (char *)("Boolean, True when Blender is built with OpenColorIO support")},
+	{(char *)("version"), (char *)("The OpenColorIO version as a tuple of 3 numbers")},
+	{(char *)("version_string"), (char *)("The OpenColorIO version formatted as a string")},
+	{NULL}
+};
+
+static PyStructSequence_Desc app_ocio_info_desc = {
+	(char *)"bpy.app.ocio",     /* name */
+	(char *)"This module contains information about OpenColorIO blender is linked against",    /* doc */
+	app_ocio_info_fields,    /* fields */
+	(sizeof(app_ocio_info_fields) / sizeof(PyStructSequence_Field)) - 1
+};
+
+static PyObject *make_ocio_info(void)
+{
+	PyObject *ocio_info;
+	int pos = 0;
+
+#ifdef WITH_OCIO
+	int curversion;
+#endif
+
+	ocio_info = PyStructSequence_New(&BlenderAppOCIOType);
+	if (ocio_info == NULL) {
+		return NULL;
+	}
+
+#define SetStrItem(str) \
+	PyStructSequence_SET_ITEM(ocio_info, pos++, PyUnicode_FromString(str))
+#define SetObjItem(obj) \
+	PyStructSequence_SET_ITEM(ocio_info, pos++, obj)
+
+#ifdef WITH_OCIO
+	curversion = OCIO_getVersionHex();
+	SetObjItem(PyBool_FromLong(1));
+	SetObjItem(Py_BuildValue("(iii)",
+	                         curversion >> 24, (curversion >> 16) % 256, (curversion >> 8) % 256));
+	SetObjItem(PyUnicode_FromFormat("%2d, %2d, %2d",
+	                                curversion >> 24, (curversion >> 16) % 256, (curversion >> 8) % 256));
+#else
+	SetObjItem(PyBool_FromLong(0));
+	SetStrItem("Unknown");
+	SetStrItem("Unknown");
+#endif
+
+	if (PyErr_Occurred()) {
+		Py_CLEAR(ocio_info);
+		return NULL;
+	}
+
+#undef SetStrItem
+#undef SetObjItem
+
+	return ocio_info;
+}
+
+PyObject *BPY_app_ocio_struct(void)
+{
+	PyObject *ret;
+
+	PyStructSequence_InitType(&BlenderAppOCIOType, &app_ocio_info_desc);
+
+	ret = make_ocio_info();
+
+	/* prevent user from creating new instances */
+	BlenderAppOCIOType.tp_init = NULL;
+	BlenderAppOCIOType.tp_new = NULL;
+	BlenderAppOCIOType.tp_hash = (hashfunc)_Py_HashPointer; /* without this we can't do set(sys.modules) [#29635] */
+
+	return ret;
+}
diff --git a/source/blender/python/intern/bpy_app_ocio.h b/source/blender/python/intern/bpy_app_ocio.h
new file mode 100644
index 00000000000..ff230b4ba66
--- /dev/null
+++ b/source/blender/python/intern/bpy_app_ocio.h
@@ -0,0 +1,32 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributor(s): Sergey Sharybin
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/python/intern/bpy_app_ocio.h
+ *  \ingroup pythonintern
+ */
+
+#ifndef __BPY_APP_OCIO_H__
+#define __BPY_APP_OCIO_H__
+
+PyObject *BPY_app_ocio_struct(void);
+
+#endif  /* __BPY_APP_OCIO_H__ */
diff --git a/source/blender/python/intern/bpy_app_oiio.c b/source/blender/python/intern/bpy_app_oiio.c
new file mode 100644
index 00000000000..db6df9288bb
--- /dev/null
+++ b/source/blender/python/intern/bpy_app_oiio.c
@@ -0,0 +1,109 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributor(s): Sergey Sharybin
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/python/intern/bpy_app_oiio.c
+ *  \ingroup pythonintern
+ */
+
+#include <Python.h>
+#include "BLI_utildefines.h"
+
+#include "bpy_app_oiio.h"
+
+#ifdef WITH_OPENIMAGEIO
+#  include "openimageio_api.h"
+#endif
+
+static PyTypeObject BlenderAppOIIOType;
+
+static PyStructSequence_Field app_oiio_info_fields[] = {
+	{(char *)"supported", (char *)("Boolean, True when Blender is built with OpenImageIO support")},
+	{(char *)("version"), (char *)("The OpenImageIO version as a tuple of 3 numbers")},
+	{(char *)("version_string"), (char *)("The OpenImageIO version formatted as a string")},
+	{NULL}
+};
+
+static PyStructSequence_Desc app_oiio_info_desc = {
+	(char *)"bpy.app.oiio",     /* name */
+	(char *)"This module contains information about OpeImageIO blender is linked against",    /* doc */
+	app_oiio_info_fields,    /* fields */
+	(sizeof(app_oiio_info_fields) / sizeof(PyStructSequence_Field)) - 1
+};
+
+static PyObject *make_oiio_info(void)
+{
+	PyObject *oiio_info;
+	int pos = 0;
+
+#ifdef WITH_OPENIMAGEIO
+	int curversion;
+#endif
+
+	oiio_info = PyStructSequence_New(&BlenderAppOIIOType);
+	if (oiio_info == NULL) {
+		return NULL;
+	}
+
+#define SetStrItem(str) \
+	PyStructSequence_SET_ITEM(oiio_info, pos++, PyUnicode_FromString(str))
+#define SetObjItem(obj) \
+	PyStructSequence_SET_ITEM(oiio_info, pos++, obj)
+
+#ifdef WITH_OPENIMAGEIO
+	curversion = OIIO_getVersionHex();
+	SetObjItem(PyBool_FromLong(1));
+	SetObjItem(Py_BuildValue("(iii)",
+	                         curversion / 10000, (curversion / 100) % 100, curversion % 100));
+	SetObjItem(PyUnicode_FromFormat("%2d, %2d, %2d",
+	                                curversion / 10000, (curversion / 100) % 100, curversion % 100));
+#else
+	SetObjItem(PyBool_FromLong(0));
+	SetStrItem("Unknown");
+	SetStrItem("Unknown");
+#endif
+
+	if (PyErr_Occurred()) {
+		Py_CLEAR(oiio_info);
+		return NULL;
+	}
+
+#undef SetStrItem
+#undef SetObjItem
+
+	return oiio_info;
+}
+
+PyObject *BPY_app_oiio_struct(void)
+{
+	PyObject *ret;
+
+	PyStructSequence_InitType(&BlenderAppOIIOType, &app_oiio_info_desc);
+
+	ret = make_oiio_info();
+
+	/* prevent user from creating new instances */
+	BlenderAppOIIOType.tp_init = NULL;
+	BlenderAppOIIOType.tp_new = NULL;
+	BlenderAppOIIOType.tp_hash = (hashfunc)_Py_HashPointer; /* without this we can't do set(sys.modules) [#29635] */
+
+	return ret;
+}
diff --git a/source/blender/python/intern/bpy_app_oiio.h b/source/blender/python/intern/bpy_app_oiio.h
new file mode 100644
index 00000000000..775fed237f2
--- /dev/null
+++ b/source/blender/python/intern/bpy_app_oiio.h
@@ -0,0 +1,32 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributor(s): Sergey Sharybin
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/python/intern/bpy_app_oiio.h
+ *  \ingroup pythonintern
+ */
+
+#ifndef __BPY_APP_OIIO_H__
+#define __BPY_APP_OIIO_H__
+
+PyObject *BPY_app_oiio_struct(void);
+
+#endif  /* __BPY_APP_OIIO_H__ */