Create ImageSummary class

include/lsst/afw/image/ImageSummary.h

@@ -0,0 +1,86 @@
+// -*- LSST-C++ -*-
+/*
+ * LSST Data Management System
+ * Copyright 2008-2014 LSST Corporation.
+ *
+ * This product includes software developed by the
+ * LSST Project (http://www.lsst.org/).
+ *
+ * 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 3 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 LSST License Statement and
+ * the GNU General Public License along with this program.  If not,
+ * see <http://www.lsstcorp.org/LegalNotices/>.
+ */
+
+#ifndef LSST_AFW_IMAGE_IMAGE_SUMMARY_H_INCLUDED
+#define LSST_AFW_IMAGE_IMAGE_SUMMARY_H_INCLUDED
+
+#include <string>
+
+#include "lsst/afw/table/io/Persistable.h"
+#include "lsst/afw/typehandling/Storable.h"
+#include "lsst/afw/table/BaseRecord.h"
+
+namespace lsst {
+namespace afw {
+namespace image {
+
+/**
+
+ */
+class ImageSummary final : public table::io::PersistableFacade<ImageSummary>, public typehandling::Storable {
+    using Internal = std::shared_ptr<table::BaseRecord>;
+
+public:
+    ImageSummary(table::Schema const&);
+    ImageSummary(ImageSummary const&);
+    ImageSummary(ImageSummary&&) = default;
+    ImageSummary& operator=(ImageSummary const&);
+    ImageSummary& operator=(ImageSummary&&) = default;
+    ~ImageSummary() override = default;
+
+    /// Whether the map is persistable (true IFF all contained BoundedFields are persistable).
+    bool isPersistable() const noexcept override;
+
+    /// Create a new ImageSummary that is a copy of this one.
+    std::shared_ptr<typehandling::Storable> cloneStorable() const override;
+
+    table::Schema getSchema() const {
+        return _internal->getSchema();
+    }
+
+    template <typename T>
+    typename table::Field<T>::Value getKey(table::Key<T> const& key) const {
+        return _internal->get(key);
+    }
+
+    void setBool(std::string const& key, bool value);
+    void setInt64(std::string const& key, std::int64_t value);
+    void setDouble(std::string const& key, double value);
+    void setInternal(table::BaseRecord const & other){
+        _internal->assign(other);
+    }
+
+private:
+    std::string getPersistenceName() const override;
+
+    std::string getPythonModule() const override;
+
+    void write(OutputArchiveHandle& handle) const override;
+
+    Internal _internal;
+};
+}  // namespace image
+}  // namespace afw
+}  // namespace lsst
+
+#endif  // !LSST_AFW_IMAGE_IMAGE_SUMMARY_H_INCLUDED

include/lsst/afw/table/BaseRecord.h

@@ -80,7 +80,7 @@ class BaseRecord {
     Schema getSchema() const { return _table->getSchema(); }
 
     /// Return the table this record is associated with.
-    std::shared_ptr<BaseTable const> getTable() const { return _table; }
+    std::shared_ptr<BaseTable> getTable() const { return _table; }
 
     /**
      *  Return a pointer to the underlying elements of a field (non-const).

python/lsst/afw/image/__init__.py

@@ -21,6 +21,7 @@
 from ._imageLib import *
 from . import pixel
 from ._image import *
+from ._imageSummary import *
 from ._apCorrMap import *
 from ._maskedImage import *
 from ._visitInfo import *  # just here to support deprecation

python/lsst/afw/image/_imageLib.cc

@@ -35,6 +35,7 @@ void wrapExposure(lsst::utils::python::WrapperCollection &);
 void wrapExposureInfo(lsst::utils::python::WrapperCollection &);
 void wrapFilterLabel(lsst::utils::python::WrapperCollection &);
 void wrapImagePca(lsst::utils::python::WrapperCollection &);
+void wrapImageSummary(lsst::utils::python::WrapperCollection &);
 void wrapImageUtils(lsst::utils::python::WrapperCollection &);
 void wrapPhotoCalib(lsst::utils::python::WrapperCollection &);
 void wrapReaders(lsst::utils::python::WrapperCollection &);
@@ -50,6 +51,7 @@ PYBIND11_MODULE(_imageLib, mod) {
     wrapExposureInfo(wrappers);
     wrapFilterLabel(wrappers);
     wrapImagePca(wrappers);
+    wrapImageSummary(wrappers);
     wrapImageUtils(wrappers);
     wrapPhotoCalib(wrappers);
     wrapReaders(wrappers);

python/lsst/afw/image/_imageSummary.cc

@@ -0,0 +1,79 @@
+/*
+ * This file is part of afw.
+ *
+ * Developed for the LSST Data Management System.
+ * This product includes software developed by the LSST Project
+ * (https://www.lsst.org).
+ * See the COPYRIGHT file at the top-level directory of this distribution
+ * for details of code ownership.
+ *
+ * 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 3 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "pybind11/pybind11.h"
+#include "pybind11/stl.h"
+#include "lsst/utils/python.h"
+
+#include <string>
+#include <vector>
+
+#include "lsst/afw/table/io/python.h"  // for addPersistableMethods
+#include "lsst/afw/typehandling/Storable.h"
+#include "lsst/afw/image/ImageSummary.h"
+
+namespace py = pybind11;
+using namespace pybind11::literals;
+
+namespace lsst {
+namespace afw {
+namespace image {
+namespace {
+
+using PyImageSummary = py::class_<ImageSummary, std::shared_ptr<ImageSummary>, typehandling::Storable>;
+
+void wrapImageSummary(lsst::utils::python::WrapperCollection &wrappers) {
+    wrappers.wrapType(PyImageSummary(wrappers.module, "ImageSummary"), [](auto &mod, auto &cls) {
+        cls.def(py::init<table::Schema const &>(), "schema"_a);
+        cls.def(py::init<ImageSummary const &>(), "imageSummary"_a);
+
+        table::io::python::addPersistableMethods<ImageSummary>(cls);
+
+        /* Members */
+        cls.def("__setitem__", &ImageSummary::setBool);
+        cls.def("__setitem__", &ImageSummary::setInt64);
+        cls.def("__setitem__", &ImageSummary::setDouble);
+
+        cls.def("__getitem__", [] (ImageSummary const& self, std::string const& key){
+            py::object result;
+            self.getSchema().findAndApply(key, [&self, &key, &result](auto const& item){
+                result = py::cast(self.getKey(item.key));
+            });
+            return result;
+        });
+    });
+}
+
+PYBIND11_MODULE(_imageSummary, mod) {
+    lsst::utils::python::WrapperCollection wrappers(mod, "lsst.afw.image");
+    wrappers.addSignatureDependency("lsst.afw.table"); // for Schema
+    wrappers.addInheritanceDependency("lsst.afw.table.io");
+    wrappers.addInheritanceDependency("lsst.afw.typehandling");
+    wrapImageSummary(wrappers);
+    wrappers.finish();
+    /* Declare CRTP base class. */
+}
+}  // namespace
+}  // namespace image
+}  // namespace afw
+}  // namespace lsst

src/image/ImageSummary.cc

@@ -0,0 +1,108 @@
+// -*- LSST-C++ -*-
+/*
+ * LSST Data Management System
+ * Copyright 2008-2014 LSST Corporation.
+ *
+ * This product includes software developed by the
+ * LSST Project (http://www.lsst.org/).
+ *
+ * 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 3 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 LSST License Statement and
+ * the GNU General Public License along with this program.  If not,
+ * see <http://www.lsstcorp.org/LegalNotices/>.
+ */
+
+#include <memory>
+
+#include "lsst/afw/image/ImageSummary.h"
+#include "lsst/afw/table/io/InputArchive.h"
+#include "lsst/afw/table/io/OutputArchive.h"
+#include "lsst/afw/table/io/CatalogVector.h"
+#include "lsst/afw/table/io/Persistable.cc"
+
+namespace lsst {
+namespace afw {
+
+template std::shared_ptr<image::ImageSummary> table::io::PersistableFacade<image::ImageSummary>::dynamicCast(
+        std::shared_ptr<table::io::Persistable> const&);
+
+namespace image {
+
+ImageSummary::ImageSummary(table::Schema const& schema) {
+    auto tbl = table::BaseTable::make(schema);
+    _internal = tbl->makeRecord();
+}
+
+ImageSummary::ImageSummary(ImageSummary const& other) {
+    _internal = other._internal->getTable()->copyRecord(*other._internal);
+}
+
+ImageSummary& ImageSummary::operator=(ImageSummary const& other) {
+    _internal->assign(*other._internal);
+    return *this;
+}
+
+
+namespace {
+
+class ImageSummaryFactory : public table::io::PersistableFactory {
+public:
+    std::shared_ptr<table::io::Persistable> read(InputArchive const& archive,
+                                                 CatalogVector const& catalogs) const override {
+        LSST_ARCHIVE_ASSERT(catalogs.size() == 1u);
+        LSST_ARCHIVE_ASSERT(catalogs.front().size() == 1u);
+        std::shared_ptr<ImageSummary> result = std::make_shared<ImageSummary>(catalogs.front().getSchema());
+        result->setInternal(catalogs.front().front());
+        return result;
+    }
+
+    ImageSummaryFactory(std::string const& name) : afw::table::io::PersistableFactory(name) {}
+};
+
+std::string getImageSummaryPersistenceName() { return "ImageSummary"; }
+
+ImageSummaryFactory registration(getImageSummaryPersistenceName());
+
+}  // namespace
+
+bool ImageSummary::isPersistable() const noexcept {return true;}
+
+std::string ImageSummary::getPersistenceName() const { return getImageSummaryPersistenceName(); }
+
+std::string ImageSummary::getPythonModule() const { return "lsst.afw.image"; }
+
+void ImageSummary::write(OutputArchiveHandle& handle) const {
+    table::BaseCatalog catalog = handle.makeCatalog(_internal->getSchema());
+    std::shared_ptr<table::BaseRecord> record = catalog.addNew();
+    record->assign(*_internal);
+    handle.saveCatalog(catalog);
+}
+
+std::shared_ptr<typehandling::Storable> ImageSummary::cloneStorable() const {
+    return std::make_unique<ImageSummary>(*this);
+}
+
+void ImageSummary::setBool(std::string const& key, bool value) {
+    _internal->set(_internal->getSchema().find<table::Flag>(key).key, value);
+}
+
+void ImageSummary::setInt64(std::string const& key, std::int64_t value) {
+    _internal->set(_internal->getSchema().find<std::int64_t>(key).key, value);
+}
+
+void ImageSummary::setDouble(std::string const& key, double value) {
+    _internal->set(_internal->getSchema().find<double>(key).key, value);
+}
+
+}  // namespace image
+}  // namespace afw
+}  // namespace lsst