py/pykms/pykmsbase.cpp

   1 #include <pybind11/pybind11.h>
   2 #include <pybind11/stl.h>
   3 #include <kms++/kms++.h>
   4
   5 namespace py = pybind11;
   6
   7 using namespace kms;
   8 using namespace std;
   9
  10 void init_pykmsbase(py::module &m)
  11 {
  12         py::class_<Card>(m, "Card")
  13                         .def(py::init<>())
  14                         .def_property_readonly("fd", &Card::fd)
  15                         .def_property_readonly("get_first_connected_connector", &Card::get_first_connected_connector)
  16
  17                         // XXX pybind11 can't handle vector<T*> where T is non-copyable, and complains:
  18                         // RuntimeError: return_value_policy = move, but the object is neither movable nor copyable!
  19                         // So we do this manually.
  20                         .def_property_readonly("connectors", [](Card* self) {
  21                                 vector<unique_ptr<Connector, py::nodelete>> v;
  22                                 for (Connector* p : self->get_connectors())
  23                                         v.push_back(unique_ptr<Connector, py::nodelete>(p));
  24                                 return v;
  25                         })
  26
  27                         .def_property_readonly("planes", [](Card* self) {
  28                                 vector<unique_ptr<Plane, py::nodelete>> v;
  29                                 for (Plane* p : self->get_planes())
  30                                         v.push_back(unique_ptr<Plane, py::nodelete>(p));
  31                                 return v;
  32                         })
  33
  34                         .def_property_readonly("has_atomic", &Card::has_atomic)
  35                         .def("get_prop", (Property* (Card::*)(uint32_t) const)&Card::get_prop)
  36                         ;
  37
  38         py::class_<DrmObject, unique_ptr<DrmObject, py::nodelete>>(m, "DrmObject")
  39                         .def_property_readonly("id", &DrmObject::id)
  40                         .def_property_readonly("idx", &DrmObject::idx)
  41                         .def_property_readonly("card", &DrmObject::card)
  42                         ;
  43
  44         py::class_<DrmPropObject, DrmObject, unique_ptr<DrmPropObject, py::nodelete>>(m, "DrmPropObject")
  45                         .def("refresh_props", &DrmPropObject::refresh_props)
  46                         .def_property_readonly("prop_map", &DrmPropObject::get_prop_map)
  47                         .def("get_prop_value", (uint64_t (DrmPropObject::*)(const string&) const)&DrmPropObject::get_prop_value)
  48                         .def("set_prop_value",(int (DrmPropObject::*)(const string&, uint64_t)) &DrmPropObject::set_prop_value)
  49                         .def("get_prop_value_as_blob", &DrmPropObject::get_prop_value_as_blob)
  50                         .def("get_prop", &DrmPropObject::get_prop)
  51                         ;
  52
  53         py::class_<Connector, DrmPropObject, unique_ptr<Connector, py::nodelete>>(m, "Connector")
  54                         .def_property_readonly("fullname", &Connector::fullname)
  55                         .def("get_default_mode", &Connector::get_default_mode)
  56                         .def("get_current_crtc", &Connector::get_current_crtc)
  57                         .def("get_possible_crtcs", &Connector::get_possible_crtcs)
  58                         .def("get_modes", &Connector::get_modes)
  59                         .def("get_mode", (Videomode (Connector::*)(const string& mode) const)&Connector::get_mode)
  60                         .def("get_mode", (Videomode (Connector::*)(unsigned xres, unsigned yres, float refresh, bool ilace) const)&Connector::get_mode)
  61                         .def("connected", &Connector::connected)
  62                         .def("__repr__", [](const Connector& o) { return "<pykms.Connector " + to_string(o.id()) + ">"; })
  63                         .def("refresh", &Connector::refresh)
  64                         ;
  65
  66         py::class_<Crtc, DrmPropObject, unique_ptr<Crtc, py::nodelete>>(m, "Crtc")
  67                         .def("set_mode", (int (Crtc::*)(Connector*, const Videomode&))&Crtc::set_mode)
  68                         .def("set_mode", (int (Crtc::*)(Connector*, Framebuffer&, const Videomode&))&Crtc::set_mode)
  69                         .def("disable_mode", &Crtc::disable_mode)
  70                         .def("page_flip",
  71                              [](Crtc* self, Framebuffer& fb, uint32_t data)
  72                                 {
  73                                         self->page_flip(fb, (void*)(intptr_t)data);
  74                                 }, py::arg("fb"), py::arg("data") = 0)
  75                         .def("set_plane", &Crtc::set_plane)
  76                         .def_property_readonly("possible_planes", &Crtc::get_possible_planes)
  77                         .def_property_readonly("primary_plane", &Crtc::get_primary_plane)
  78                         .def_property_readonly("mode", &Crtc::mode)
  79                         .def_property_readonly("mode_valid", &Crtc::mode_valid)
  80                         .def("__repr__", [](const Crtc& o) { return "<pykms.Crtc " + to_string(o.id()) + ">"; })
  81                         .def("refresh", &Crtc::refresh)
  82                         ;
  83
  84         py::class_<Encoder, DrmPropObject, unique_ptr<Encoder, py::nodelete>>(m, "Encoder")
  85                         .def("refresh", &Encoder::refresh)
  86                         ;
  87
  88         py::class_<Plane, DrmPropObject, unique_ptr<Plane, py::nodelete>>(m, "Plane")
  89                         .def("supports_crtc", &Plane::supports_crtc)
  90                         .def_property_readonly("formats", &Plane::get_formats)
  91                         .def_property_readonly("plane_type", &Plane::plane_type)
  92                         .def("__repr__", [](const Plane& o) { return "<pykms.Plane " + to_string(o.id()) + ">"; })
  93                         ;
  94
  95         py::enum_<PlaneType>(m, "PlaneType")
  96                         .value("Overlay", PlaneType::Overlay)
  97                         .value("Primary", PlaneType::Primary)
  98                         .value("Cursor", PlaneType::Cursor)
  99                         ;
 100
 101         py::class_<Property, DrmObject, unique_ptr<Property, py::nodelete>>(m, "Property")
 102                         .def_property_readonly("name", &Property::name)
 103                         .def_property_readonly("enums", &Property::get_enums)
 104                         ;
 105
 106         py::class_<Blob>(m, "Blob")
 107                         .def("__init__", [](Blob& instance, Card& card, py::buffer buf) {
 108                                 py::buffer_info info = buf.request();
 109                                 if (info.ndim != 1)
 110                                         throw std::runtime_error("Incompatible buffer dimension!");
 111
 112                                 new (&instance) Blob(card, info.ptr, info.size * info.itemsize);
 113                         })
 114                         .def_property_readonly("data", &Blob::data)
 115
 116                         // XXX pybind11 doesn't support a base object (DrmObject) with custom holder-type,
 117                         // and a subclass with standard holder-type.
 118                         // So we just copy the DrmObject members here.
 119                         // Note that this means that python thinks we don't derive from DrmObject
 120                         .def_property_readonly("id", &DrmObject::id)
 121                         .def_property_readonly("idx", &DrmObject::idx)
 122                         .def_property_readonly("card", &DrmObject::card)
 123                         ;
 124
 125         py::class_<Framebuffer>(m, "Framebuffer")
 126                         .def_property_readonly("width", &Framebuffer::width)
 127                         .def_property_readonly("height", &Framebuffer::height)
 128
 129                         // XXX pybind11 doesn't support a base object (DrmObject) with custom holder-type,
 130                         // and a subclass with standard holder-type.
 131                         // So we just copy the DrmObject members here.
 132                         // Note that this means that python thinks we don't derive from DrmObject
 133                         .def_property_readonly("id", &DrmObject::id)
 134                         .def_property_readonly("idx", &DrmObject::idx)
 135                         .def_property_readonly("card", &DrmObject::card)
 136                         ;
 137
 138         py::class_<DumbFramebuffer, Framebuffer>(m, "DumbFramebuffer")
 139                         .def(py::init<Card&, uint32_t, uint32_t, const string&>(),
 140                              py::keep_alive<1, 2>())    // Keep Card alive until this is destructed
 141                         .def(py::init<Card&, uint32_t, uint32_t, PixelFormat>(),
 142                              py::keep_alive<1, 2>())    // Keep Card alive until this is destructed
 143                         .def_property_readonly("format", &DumbFramebuffer::format)
 144                         .def_property_readonly("num_planes", &DumbFramebuffer::num_planes)
 145                         .def("fd", &DumbFramebuffer::prime_fd)
 146                         .def("stride", &DumbFramebuffer::stride)
 147                         .def("offset", &DumbFramebuffer::offset)
 148                         ;
 149
 150         py::class_<ExtFramebuffer, Framebuffer>(m, "ExtFramebuffer")
 151                         .def(py::init<Card&, uint32_t, uint32_t, PixelFormat, vector<int>, vector<uint32_t>, vector<uint32_t>>(),
 152                              py::keep_alive<1, 2>())    // Keep Card alive until this is destructed
 153                         ;
 154
 155         py::enum_<PixelFormat>(m, "PixelFormat")
 156                         .value("Undefined", PixelFormat::Undefined)
 157
 158                         .value("NV12", PixelFormat::NV12)
 159                         .value("NV21", PixelFormat::NV21)
 160
 161                         .value("UYVY", PixelFormat::UYVY)
 162                         .value("YUYV", PixelFormat::YUYV)
 163                         .value("YVYU", PixelFormat::YVYU)
 164                         .value("VYUY", PixelFormat::VYUY)
 165
 166                         .value("XRGB8888", PixelFormat::XRGB8888)
 167                         .value("XBGR8888", PixelFormat::XBGR8888)
 168                         .value("ARGB8888", PixelFormat::ARGB8888)
 169                         .value("ABGR8888", PixelFormat::ABGR8888)
 170
 171                         .value("RGB888", PixelFormat::RGB888)
 172                         .value("BGR888", PixelFormat::BGR888)
 173
 174                         .value("RGB565", PixelFormat::RGB565)
 175                         .value("BGR565", PixelFormat::BGR565)
 176                         ;
 177
 178         py::enum_<SyncPolarity>(m, "SyncPolarity")
 179                         .value("Undefined", SyncPolarity::Undefined)
 180                         .value("Positive", SyncPolarity::Positive)
 181                         .value("Negative", SyncPolarity::Negative)
 182                         ;
 183
 184         py::class_<Videomode>(m, "Videomode")
 185                         .def(py::init<>())
 186
 187                         .def_readwrite("name", &Videomode::name)
 188
 189                         .def_readwrite("clock", &Videomode::clock)
 190
 191                         .def_readwrite("hdisplay", &Videomode::hdisplay)
 192                         .def_readwrite("hsync_start", &Videomode::hsync_start)
 193                         .def_readwrite("hsync_end", &Videomode::hsync_end)
 194                         .def_readwrite("htotal", &Videomode::htotal)
 195
 196                         .def_readwrite("vdisplay", &Videomode::vdisplay)
 197                         .def_readwrite("vsync_start", &Videomode::vsync_start)
 198                         .def_readwrite("vsync_end", &Videomode::vsync_end)
 199                         .def_readwrite("vtotal", &Videomode::vtotal)
 200
 201                         .def_readwrite("vrefresh", &Videomode::vrefresh)
 202
 203                         .def_readwrite("flags", &Videomode::flags)
 204                         .def_readwrite("type", &Videomode::type)
 205
 206                         .def("__repr__", [](const Videomode& vm) { return "<pykms.Videomode " + to_string(vm.hdisplay) + "x" + to_string(vm.vdisplay) + ">"; })
 207
 208                         .def("to_blob", &Videomode::to_blob)
 209
 210                         .def_property("hsync", &Videomode::hsync, &Videomode::set_hsync)
 211                         .def_property("vsync", &Videomode::vsync, &Videomode::set_vsync)
 212                         ;
 213
 214
 215         m.def("videomode_from_timings", &videomode_from_timings);
 216
 217         py::class_<AtomicReq>(m, "AtomicReq")
 218                         .def(py::init<Card&>(),
 219                              py::keep_alive<1, 2>())    // Keep Card alive until this is destructed
 220                         .def("add", (void (AtomicReq::*)(DrmPropObject*, const string&, uint64_t)) &AtomicReq::add)
 221                         .def("add", (void (AtomicReq::*)(DrmPropObject*, const map<string, uint64_t>&)) &AtomicReq::add)
 222                         .def("test", &AtomicReq::test, py::arg("allow_modeset") = false)
 223                         .def("commit",
 224                              [](AtomicReq* self, uint32_t data, bool allow)
 225                                 {
 226                                         return self->commit((void*)(intptr_t)data, allow);
 227                                 }, py::arg("data") = 0, py::arg("allow_modeset") = false)
 228                         .def("commit_sync", &AtomicReq::commit_sync, py::arg("allow_modeset") = false)
 229                         ;
 230 }