------------
The pysigrok API provides an object-oriented Python interface to the
-functionality in libsigrok. It is built on top of the sigrok++ C++ API.
+functionality in libsigrok. It is built on top of the libsigrokcxx C++ API.
Getting started
---------------
%module(docstring=DOCSTRING) classes
%{
+#include <stdio.h>
#include <pygobject.h>
+#include <numpy/arrayobject.h>
+PyObject *PyGObject_lib;
PyObject *GLib;
PyTypeObject *IOChannel;
PyTypeObject *PollFD;
%}
%init %{
- pygobject_init(-1, -1, -1);
+ PyGObject_lib = pygobject_init(-1, -1, -1);
+ if (!PyGObject_lib)
+ fprintf(stderr, "pygobject initialization failed.\n");
GLib = PyImport_ImportModule("gi.repository.GLib");
+ /*
+ * This check can't save us if the import fails, but at least it gives us
+ * a starting point to trace the issue versus straight out crashing.
+ */
+ if (!GLib) {
+ fprintf(stderr, "Import of gi.repository.GLib failed.\n");
+#if PY_VERSION_HEX >= 0x03000000
+ return NULL;
+#else
+ return;
+#endif
+ }
IOChannel = (PyTypeObject *) PyObject_GetAttrString(GLib, "IOChannel");
PollFD = (PyTypeObject *) PyObject_GetAttrString(GLib, "PollFD");
+ import_array();
%}
/* Map file objects to file descriptors. */
if (!PyCallable_Check($input))
SWIG_exception(SWIG_TypeError, "Expected a callable Python object");
- $1 = [=] (const sigrok::LogLevel *loglevel, string message) {
+ $1 = [=] (const sigrok::LogLevel *loglevel, std::string message) {
auto gstate = PyGILState_Ensure();
auto log_obj = SWIG_NewPointerObj(
%{
-#include "libsigrok/libsigrok.hpp"
+#include "libsigrokcxx/libsigrokcxx.hpp"
/* Convert from a Python dict to a std::map<std::string, std::string> */
std::map<std::string, std::string> dict_to_map_string(PyObject *dict)
%}
/* Ignore these methods, we will override them below. */
+%ignore sigrok::Analog::data;
%ignore sigrok::Driver::scan;
%ignore sigrok::InputFormat::create_input;
%ignore sigrok::OutputFormat::create_output;
$self->config_set(key, python_to_variant_by_key(input, key));
}
}
+
+/* Return NumPy array from Analog::data(). */
+%extend sigrok::Analog
+{
+ PyObject * _data()
+ {
+ int nd = 2;
+ npy_intp dims[2];
+ dims[0] = $self->channels().size();
+ dims[1] = $self->num_samples();
+ int typenum = NPY_FLOAT;
+ void *data = $self->data_pointer();
+ return PyArray_SimpleNewFromData(nd, dims, typenum, data);
+ }
+
+%pythoncode
+{
+ data = property(_data)
+}
+}