diff options
| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2017-11-24 10:51:31 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2017-11-24 10:51:31 +0200 |
| commit | c13047e3f7674a5a05b107ef3fd97d9ff4165639 (patch) | |
| tree | 161d1e36c62809810407d4f4b54bf65152443142 /py/pykms/pykmsbase.cpp | |
| parent | 650fb54ae66cb43f939034771f85d6afab86f1fb (diff) | |
pykms: keep Card alive until Blob is gone
Diffstat (limited to 'py/pykms/pykmsbase.cpp')
| -rw-r--r-- | py/pykms/pykmsbase.cpp | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/py/pykms/pykmsbase.cpp b/py/pykms/pykmsbase.cpp index aae5ece..96ebe7a 100644 --- a/py/pykms/pykmsbase.cpp +++ b/py/pykms/pykmsbase.cpp @@ -105,12 +105,14 @@ void init_pykmsbase(py::module &m) py::class_<Blob>(m, "Blob") .def("__init__", [](Blob& instance, Card& card, py::buffer buf) { - py::buffer_info info = buf.request(); - if (info.ndim != 1) - throw std::runtime_error("Incompatible buffer dimension!"); + py::buffer_info info = buf.request(); + if (info.ndim != 1) + throw std::runtime_error("Incompatible buffer dimension!"); + + new (&instance) Blob(card, info.ptr, info.size * info.itemsize); + }, + py::keep_alive<1, 3>()) // Keep Card alive until this is destructed - new (&instance) Blob(card, info.ptr, info.size * info.itemsize); - }) .def_property_readonly("data", &Blob::data) // XXX pybind11 doesn't support a base object (DrmObject) with custom holder-type, |