Changeset a81c8cd for interfaces/python/py-filter.c

Timestamp:

Jul 17, 2012, 2:52:30 AM (12 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

97514e2, cd766bc

Parents:

7359775

Message:

py-filter.c: added set_biquad function

File:

• interfaces/python/py-filter.c (modified) (2 diffs)

interfaces/python/py-filter.c

@@ -121 +121 @@
 }
 
+static PyObject *
+Py_filter_set_biquad(Py_filter * self, PyObject *args)
+{
+  uint_t err = 0;
+  lsmp_t b0, b1, b2, a1, a2;
+  if (!PyArg_ParseTuple (args, "ddddd", &b0, &b1, &b2, &a1, &a2)) {
+    return NULL;
+  }
+
+  err = aubio_filter_set_biquad (self->o, b0, b1, b2, a1, a2);
+  if (err > 0) {
+    PyErr_SetString (PyExc_ValueError,
+        "error when setting filter with biquad coefficients");
+    return NULL;
+  }
+  return Py_None;
+}
+
 static PyMemberDef Py_filter_members[] = {
   // TODO remove READONLY flag and define getter/setter
@@ -133 +151 @@
   {"set_a_weighting", (PyCFunction) Py_filter_set_a_weighting, METH_VARARGS,
       "set filter coefficients to A-weighting"},
+  {"set_biquad", (PyCFunction) Py_filter_set_biquad, METH_VARARGS,
+      "set b0, b1, b2, a1, a2 biquad coefficients"},
   {NULL}
 };