113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
#include <boost/python/module.hpp>
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#include <boost/python/def.hpp>
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#include <numpy/arrayobject.h>
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#include <stdio.h>
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#include "./util/RTCContext.h"
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namespace py = boost::python;
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int init(const char* selfUserId, const char* selfDisplayName, const char* selfRoomId, boost::python::object callback) {
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RTCContext::instance().setPyCallback(callback);
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bool res = RTCContext::instance().init(selfUserId, selfDisplayName, selfRoomId);
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if (res) {
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return 0;
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} else {
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return -1;
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}
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}
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int initRecv(const char* destRoomId, const char* srcUserId, const int16_t destChannelIndex) {
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bool res = RTCContext::instance().initRecv(destRoomId, srcUserId, destChannelIndex);
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if (res) {
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return 0;
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} else {
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return -1;
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}
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}
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int initSend(const char* destRoomId, const int16_t destChannelIndex) {
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bool res = RTCContext::instance().initSend(destRoomId, destChannelIndex);
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if (res) {
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return 0;
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} else {
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return -1;
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}
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}
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py::object create_numpy_array() {
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// 初始化 NumPy C API（必须调用）
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import_array();
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// 创建 1D 数组（int32 类型）
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npy_intp dims[1] = {4};
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int32_t data[4] = {1, 2, 3, 4};
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// 从现有内存创建数组（不拷贝数据）
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PyObject* py_array = PyArray_SimpleNewFromData(
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1, dims, NPY_INT32, data
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);
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// 转换为 boost::python::object
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py::object py_data = py::handle<>(py_array);
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// 注意：需确保 data 的生命周期长于 py_data
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return py_data;
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}
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int sendCustomAudioData(const int16_t destChannelIndex, py::object pD, int32_t sampleRate, uint64_t channelNum,
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uint64_t dataLen) {
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try {
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pyData = create_numpy_array();
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std::cout << "step 1" << std::endl;
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// 1. 检查输入有效性
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if (pyData.ptr() == nullptr) {
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throw std::runtime_error("Input data is NULL");
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}
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std::cout << "step 2" << std::endl;
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std::cout << "pyData ptr is:" << pyData.ptr() << std::endl;
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// 2. 检查是否是 numpy 数组
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if (!PyObject_Check(pyData.ptr())) {
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std::cerr << "ERROR: Not a valid Python object" << std::endl;
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throw std::runtime_error("Invalid Python object");
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}
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std::cout << "step 2" << std::endl;
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if (!PyArray_Check(pyData.ptr())) {
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std::cout << "input is notnumpy" << std::endl;
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throw std::runtime_error("Input is not a numpy array");
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}
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std::cout << "step 3" << std::endl;
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// 3. 转换为 PyArrayObject
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PyArrayObject* npArray = reinterpret_cast<PyArrayObject*>(pyData.ptr());
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std::cout << "step 4" << std::endl;
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// 4. 检查数据类型是否为 int16
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if (PyArray_TYPE(npArray) != NPY_INT16) {
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throw std::runtime_error("Array must be of type int16 (np.int16)");
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}
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std::cout << "step 5" << std::endl;
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// 5. 检查数据是否连续
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if (!PyArray_ISCONTIGUOUS(npArray)) {
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throw std::runtime_error("Array must be contiguous in memory");
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}
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std::cout << "step 6" << std::endl;
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// 6. 获取数据指针
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void* dataPtr = PyArray_DATA(npArray);
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if (dataPtr == nullptr) {
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throw std::runtime_error("Invalid data pointer");
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}
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std::cout << "step 7" << std::endl;
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return RTCContext::instance().sendCustomAudioData(destChannelIndex, dataPtr, sampleRate, channelNum, dataLen);
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} catch (const std::exception& e) {
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std::cout << "error:" << e.what() << std::endl;
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return -1;
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}
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}
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BOOST_PYTHON_MODULE(rtc_plugins) {
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py::def("init", &init);
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py::def("initRecv", &initRecv);
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py::def("initSend", &initSend);
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py::def("sendCustomAudioData", &sendCustomAudioData);
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} |