diff options
| -rw-r--r-- | src/py/cam/cam_kms.py | 6 | ||||
| -rw-r--r-- | src/py/cam/cam_qtgl.py | 2 | ||||
| -rw-r--r-- | src/py/libcamera/py_main.cpp | 45 | ||||
| -rw-r--r-- | src/py/libcamera/utils/MappedFrameBuffer.py | 18 |
4 files changed, 36 insertions, 35 deletions
diff --git a/src/py/cam/cam_kms.py b/src/py/cam/cam_kms.py index 49b00211..38fc382d 100644 --- a/src/py/cam/cam_kms.py +++ b/src/py/cam/cam_kms.py @@ -131,10 +131,10 @@ class KMSRenderer: fds = [] strides = [] offsets = [] - for i in range(fb.num_planes): - fds.append(fb.fd(i)) + for plane in fb.planes: + fds.append(plane.fd) strides.append(cfg.stride) - offsets.append(fb.offset(i)) + offsets.append(plane.offset) drmfb = pykms.DmabufFramebuffer(self.card, w, h, fmt, fds, strides, offsets) diff --git a/src/py/cam/cam_qtgl.py b/src/py/cam/cam_qtgl.py index 4b43f51d..6cfbd347 100644 --- a/src/py/cam/cam_qtgl.py +++ b/src/py/cam/cam_qtgl.py @@ -269,7 +269,7 @@ class MainWindow(QtWidgets.QWidget): EGL_WIDTH, w, EGL_HEIGHT, h, EGL_LINUX_DRM_FOURCC_EXT, fmt, - EGL_DMA_BUF_PLANE0_FD_EXT, fb.fd(0), + EGL_DMA_BUF_PLANE0_FD_EXT, fb.planes[0].fd, EGL_DMA_BUF_PLANE0_OFFSET_EXT, 0, EGL_DMA_BUF_PLANE0_PITCH_EXT, cfg.stride, EGL_NONE, diff --git a/src/py/libcamera/py_main.cpp b/src/py/libcamera/py_main.cpp index 52f70811..fcf009f0 100644 --- a/src/py/libcamera/py_main.cpp +++ b/src/py/libcamera/py_main.cpp @@ -155,6 +155,7 @@ PYBIND11_MODULE(_libcamera, m) auto pyStreamFormats = py::class_<StreamFormats>(m, "StreamFormats"); auto pyFrameBufferAllocator = py::class_<FrameBufferAllocator>(m, "FrameBufferAllocator"); auto pyFrameBuffer = py::class_<FrameBuffer>(m, "FrameBuffer"); + auto pyFrameBufferPlane = py::class_<FrameBuffer::Plane>(pyFrameBuffer, "Plane"); auto pyStream = py::class_<Stream>(m, "Stream"); auto pyControlId = py::class_<ControlId>(m, "ControlId"); auto pyControlInfo = py::class_<ControlInfo>(m, "ControlInfo"); @@ -408,31 +409,31 @@ PYBIND11_MODULE(_libcamera, m) }); pyFrameBuffer - /* \todo implement FrameBuffer::Plane properly */ - .def(py::init([](std::vector<std::tuple<int, unsigned int>> planes, unsigned int cookie) { - std::vector<FrameBuffer::Plane> v; - for (const auto &t : planes) - v.push_back({ SharedFD(std::get<0>(t)), FrameBuffer::Plane::kInvalidOffset, std::get<1>(t) }); - return new FrameBuffer(v, cookie); - })) + .def(py::init<std::vector<FrameBuffer::Plane>, unsigned int>(), + py::arg("planes"), py::arg("cookie") = 0) .def_property_readonly("metadata", &FrameBuffer::metadata, py::return_value_policy::reference_internal) - .def_property_readonly("num_planes", [](const FrameBuffer &self) { - return self.planes().size(); - }) - .def("length", [](FrameBuffer &self, uint32_t idx) { - const FrameBuffer::Plane &plane = self.planes()[idx]; - return plane.length; - }) - .def("fd", [](FrameBuffer &self, uint32_t idx) { - const FrameBuffer::Plane &plane = self.planes()[idx]; - return plane.fd.get(); - }) - .def("offset", [](FrameBuffer &self, uint32_t idx) { - const FrameBuffer::Plane &plane = self.planes()[idx]; - return plane.offset; - }) + .def_property_readonly("planes", &FrameBuffer::planes) .def_property("cookie", &FrameBuffer::cookie, &FrameBuffer::setCookie); + pyFrameBufferPlane + .def(py::init()) + .def(py::init([](int fd, unsigned int offset, unsigned int length) { + auto p = FrameBuffer::Plane(); + p.fd = SharedFD(fd); + p.offset = offset; + p.length = length; + return p; + }), py::arg("fd"), py::arg("offset"), py::arg("length")) + .def_property("fd", + [](const FrameBuffer::Plane &self) { + return self.fd.get(); + }, + [](FrameBuffer::Plane &self, int fd) { + self.fd = SharedFD(fd); + }) + .def_readwrite("offset", &FrameBuffer::Plane::offset) + .def_readwrite("length", &FrameBuffer::Plane::length); + pyStream .def_property_readonly("configuration", &Stream::configuration); diff --git a/src/py/libcamera/utils/MappedFrameBuffer.py b/src/py/libcamera/utils/MappedFrameBuffer.py index fc2726b6..a8502d51 100644 --- a/src/py/libcamera/utils/MappedFrameBuffer.py +++ b/src/py/libcamera/utils/MappedFrameBuffer.py @@ -21,8 +21,8 @@ class MappedFrameBuffer: bufinfos = {} - for i in range(fb.num_planes): - fd = fb.fd(i) + for plane in fb.planes: + fd = plane.fd if fd not in bufinfos: buflen = os.lseek(fd, 0, os.SEEK_END) @@ -30,11 +30,11 @@ class MappedFrameBuffer: else: buflen = bufinfos[fd]['buflen'] - if fb.offset(i) > buflen or fb.offset(i) + fb.length(i) > buflen: + if plane.offset > buflen or plane.offset + plane.length > buflen: raise RuntimeError(f'plane is out of buffer: buffer length={buflen}, ' + - f'plane offset={fb.offset(i)}, plane length={fb.length(i)}') + f'plane offset={plane.offset}, plane length={plane.length}') - bufinfos[fd]['maplen'] = max(bufinfos[fd]['maplen'], fb.offset(i) + fb.length(i)) + bufinfos[fd]['maplen'] = max(bufinfos[fd]['maplen'], plane.offset + plane.length) # mmap the buffers @@ -51,14 +51,14 @@ class MappedFrameBuffer: planes = [] - for i in range(fb.num_planes): - fd = fb.fd(i) + for plane in fb.planes: + fd = plane.fd info = bufinfos[fd] mv = memoryview(info['map']) - start = fb.offset(i) - end = fb.offset(i) + fb.length(i) + start = plane.offset + end = plane.offset + plane.length mv = mv[start:end] |