aports/testing/gr-osmosdr/add-python-bindings.patch

From 1f724162e1e0afd1636658c2e8fed60320f0809a Mon Sep 17 00:00:00 2001
From: Clayton Smith <argilo@gmail.com>
Date: Wed, 30 Dec 2020 10:05:36 -0500
Subject: Add Python bindings

Signed-off-by: Eric Wild <ewild@sysmocom.de>
---
 python/bindings/CMakeLists.txt      |  3 +++
 python/bindings/device_python.cc    | 27 +++++++++++++++++++++++++++
 python/bindings/python_bindings.cc  |  8 ++++++++
 python/bindings/ranges_python.cc    | 35 +++++++++++++++++++++++++++++++++++
 python/bindings/time_spec_python.cc | 33 +++++++++++++++++++++++++++++++++
 5 files changed, 106 insertions(+)
 create mode 100644 python/bindings/device_python.cc
 create mode 100644 python/bindings/ranges_python.cc
 create mode 100644 python/bindings/time_spec_python.cc

diff --git a/python/bindings/CMakeLists.txt b/python/bindings/CMakeLists.txt
index ed50d7e..f2233cf 100644
--- a/python/bindings/CMakeLists.txt
+++ b/python/bindings/CMakeLists.txt
@@ -18,8 +18,11 @@ include(GrPybind)
 ########################################################################
 
 list(APPEND osmosdr_python_files
+    device_python.cc
     sink_python.cc
     source_python.cc
+    ranges_python.cc
+    time_spec_python.cc
     python_bindings.cc)
 
 GR_PYBIND_MAKE_OOT(osmosdr 
diff --git a/python/bindings/device_python.cc b/python/bindings/device_python.cc
new file mode 100644
index 0000000..f82a48f
--- /dev/null
+++ b/python/bindings/device_python.cc
@@ -0,0 +1,27 @@
+#include <pybind11/pybind11.h>
+#include <pybind11/stl.h>
+
+namespace py = pybind11;
+
+#include <osmosdr/device.h>
+
+void bind_device(py::module& m)
+{
+    using device_t = ::osmosdr::device_t;
+
+    py::class_<device_t>(m, "device_t")
+        .def(py::init<std::string&>(), py::arg("args") = "")
+        .def("to_pp_string", &device_t::to_pp_string)
+        .def("to_string", &device_t::to_string);
+
+
+    using devices_t = ::osmosdr::devices_t;
+
+    py::class_<devices_t>(m, "devices_t");
+
+
+    using device = ::osmosdr::device;
+
+    py::class_<device>(m, "device")
+        .def_static("find", &device::find, py::arg("hint") = device_t());
+}
diff --git a/python/bindings/python_bindings.cc b/python/bindings/python_bindings.cc
index fc11ee0..7204b2b 100644
--- a/python/bindings/python_bindings.cc
+++ b/python/bindings/python_bindings.cc
@@ -25,6 +25,10 @@ namespace py = pybind11;
     void bind_source(py::module& m);
 // ) END BINDING_FUNCTION_PROTOTYPES
 
+void bind_device(py::module& m);
+void bind_ranges(py::module& m);
+void bind_time_spec(py::module& m);
+
 
 // We need this hack because import_array() returns NULL
 // for newer Python versions.
@@ -54,4 +58,8 @@ PYBIND11_MODULE(osmosdr_python, m)
         bind_sink(m);
         bind_source(m);
     // ) END BINDING_FUNCTION_CALLS
+
+    bind_device(m);
+    bind_ranges(m);
+    bind_time_spec(m);
 }
diff --git a/python/bindings/ranges_python.cc b/python/bindings/ranges_python.cc
new file mode 100644
index 0000000..fce957c
--- /dev/null
+++ b/python/bindings/ranges_python.cc
@@ -0,0 +1,35 @@
+#include <pybind11/pybind11.h>
+
+namespace py = pybind11;
+
+#include <osmosdr/ranges.h>
+
+void bind_ranges(py::module& m)
+{
+    m.attr("ALL_MBOARDS") = ::osmosdr::ALL_MBOARDS;
+    m.attr("ALL_CHANS") = ::osmosdr::ALL_CHANS;
+
+
+    using range_t = ::osmosdr::range_t;
+
+    py::class_<range_t>(m, "range_t")
+        .def(py::init<double>(), py::arg("value") = 0)
+        .def(py::init<double, double, double>(), py::arg("start"), py::arg("stop"), py::arg("step") = 0)
+        .def("start", &range_t::start)
+        .def("stop", &range_t::stop)
+        .def("step", &range_t::step)
+        .def("to_pp_string", &range_t::to_pp_string);
+
+
+    using meta_range_t = ::osmosdr::meta_range_t;
+
+    py::class_<meta_range_t>(m, "meta_range_t")
+        .def(py::init())
+        .def(py::init<double, double, double>(), py::arg("start"), py::arg("stop"), py::arg("step") = 0)
+        .def("start", &meta_range_t::start)
+        .def("stop", &meta_range_t::stop)
+        .def("step", &meta_range_t::step)
+        .def("clip", &meta_range_t::clip, py::arg("value"), py::arg("clip_step") = false)
+        .def("values", &meta_range_t::values)
+        .def("to_pp_string", &meta_range_t::to_pp_string);
+}
diff --git a/python/bindings/time_spec_python.cc b/python/bindings/time_spec_python.cc
new file mode 100644
index 0000000..d12a3c7
--- /dev/null
+++ b/python/bindings/time_spec_python.cc
@@ -0,0 +1,33 @@
+#include <pybind11/pybind11.h>
+#include <pybind11/operators.h>
+
+namespace py = pybind11;
+
+#include <osmosdr/time_spec.h>
+
+void bind_time_spec(py::module& m)
+{
+    using time_spec_t = ::osmosdr::time_spec_t;
+
+    py::class_<time_spec_t>(m, "time_spec_t")
+        .def_static("get_system_time", &time_spec_t::get_system_time)
+        .def(py::init<double>(), py::arg("secs") = 0)
+        .def(py::init<time_t, double>(), py::arg("full_secs"), py::arg("frac_secs") = 0)
+        .def(py::init<time_t, long, double>(), py::arg("full_secs"), py::arg("tick_count"), py::arg("tick_rate"))
+        .def_static("from_ticks", &time_spec_t::from_ticks, py::arg("ticks"), py::arg("tick_rate"))
+        .def("get_tick_count", &time_spec_t::get_tick_count, py::arg("tick_rate"))
+        .def("to_ticks", &time_spec_t::to_ticks, py::arg("tick_rate"))
+        .def("get_real_secs", &time_spec_t::get_real_secs)
+        .def("get_full_secs", &time_spec_t::get_full_secs)
+        .def("get_frac_secs", &time_spec_t::get_frac_secs)
+        .def(py::self + py::self)
+        .def(py::self += py::self)
+        .def(py::self - py::self)
+        .def(py::self -= py::self)
+        .def(py::self == py::self)
+        .def(py::self != py::self)
+        .def(py::self < py::self)
+        .def(py::self > py::self)
+        .def(py::self <= py::self)
+        .def(py::self >= py::self);
+}
-- 
cgit v1.2.3