1 files changed, 54 insertions, 0 deletions
diff --git a/gr-fft/python/fft/bindings/python_bindings.cc b/gr-fft/python/fft/bindings/python_bindings.cc
new file mode 100644
index 0000000000..a1c191ed3d
--- /dev/null
+++ b/gr-fft/python/fft/bindings/python_bindings.cc
@@ -0,0 +1,54 @@
+
+/*
+ * Copyright 2020 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#include <pybind11/pybind11.h>
+
+#define NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION
+#include <numpy/arrayobject.h>
+
+namespace py = pybind11;
+
+// void bind_ctrlport_probe_psd(py::module&);
+void bind_fft(py::module&);
+void bind_fft_shift(py::module&);
+void bind_fft_vcc(py::module&);
+void bind_fft_vfc(py::module&);
+void bind_goertzel(py::module&);
+void bind_goertzel_fc(py::module&);
+void bind_window(py::module&);
+
+// We need this hack because import_array() returns NULL
+// for newer Python versions.
+// This function is also necessary because it ensures access to the C API
+// and removes a warning.
+void* init_numpy()
+{
+    import_array();
+    return NULL;
+}
+
+PYBIND11_MODULE(fft_python, m)
+{
+    // Initialize the numpy C API
+    // (otherwise we will see segmentation faults)
+    init_numpy();
+
+    // Allow access to base block methods
+    py::module::import("gnuradio.gr");
+
+    // bind_ctrlport_probe_psd(m);
+    bind_fft(m);
+    bind_fft_shift(m);
+    bind_fft_vcc(m);
+    bind_fft_vfc(m);
+    bind_goertzel(m);
+    bind_goertzel_fc(m);
+    bind_window(m);
+}