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MSDK_SendVideoRawData.cpp
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MSDK_SendVideoRawData.cpp
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// MSDK_SendVideoRawData.cpp : This file contains the 'main' function. Program execution begins and ends there.
//
#include <iostream>
#include <windows.h>
#include <zoom_sdk.h>
#include <meeting_service_interface.h>
#include <rawdata/zoom_rawdata_api.h>
#include <rawdata/rawdata_video_source_helper_interface.h>
#include <setting_service_interface.h>
#include "network_connection_handler_interface.h"
#include "AuthServiceEventListener.h"
#include "NetworkConnectionHandler.h"
#include "MeetingServiceEventListener.h"
#include "VirtualCameraVideoSource.h"
#include <fstream>
#include "json\json.h"
#include <sstream>
using namespace std;
using namespace Json;
using namespace ZOOMSDK;
bool g_exit = false;
IMeetingService* meetingService;
IAuthService* authService;
INetworkConnectionHelper* network_connection_helper;
VirtualCameraVideoSource* virtual_camera_video_source;
wstring sdk_jwt;
UINT64 meeting_number;
wstring passcode;
string video_source = "";
constexpr auto DEFAULT_VIDEO_SOURCE = "Big_Buck_Bunny_1080_10s_1MB.mp4";
constexpr auto CONFIG_FILE = "config.json";
void ShowErrorAndExit(SDKError err) {
g_exit = true;
string message = "";
switch (err) {
case SDKERR_INTERNAL_ERROR:
message = ", check your SDK JWT.";
break;
case SDKERR_INVALID_PARAMETER:
message = ", invalid parametersk, check your Meeting Number.";
}
printf("SDK Error: %d%s\n", err, message.c_str());
};
void onMeetingEndsQuitApp() {
g_exit = true;
}
void onMeetingJoined() {
GetRawdataVideoSourceHelper()->setExternalVideoSource(virtual_camera_video_source);
}
wstring StringToWString(string input)
{
wstring output;
output.assign(input.begin(), input.end());
return output;
}
string WStringToString(wstring input)
{
string output;
output.assign(input.begin(), input.end());
return output;
}
wstring QuestionInput(string qustion)
{
wstring input;
cout << qustion;
getline(wcin, input);
return input;
}
void LoadConfig() {
ifstream f(CONFIG_FILE);
Value config;
printf("Trying to find meeting parameters from config.json.\n");
bool isConfigFileOpened = f.is_open();
if (isConfigFileOpened) {
try {
f >> config;
}
catch (exception) {
printf("config.json is in wrong format.\n");
}
}
else {
printf("Didn't find config.json file.\n");
}
if (!isConfigFileOpened || config["sdk_jwt"].empty() || config["sdk_jwt"].asString() == "") {
sdk_jwt = QuestionInput("SDK JWT: ");
}
else {
sdk_jwt = StringToWString(config["sdk_jwt"].asString());
printf("Found \"SDK JWT\" from %s: \n\"%s\"\n", CONFIG_FILE, WStringToString(sdk_jwt).c_str());
}
bool toQuestionForMeetingNumber = false;
if (!isConfigFileOpened || config["meeting_number"].empty() || config["meeting_number"].asString() == "")
toQuestionForMeetingNumber = true;
else {
try {
meeting_number = config["meeting_number"].asUInt64();
std::ostringstream oss;
oss << meeting_number;
printf("Found \"Meeting Number\" from %s: \"%s\"\n", CONFIG_FILE, string(oss.str()).c_str());
}
catch (exception)
{
try {
string value = config["meeting_number"].asString();
meeting_number = stoull(value, nullptr, 10);
std::ostringstream oss;
oss << meeting_number;
printf("Found \"Meeting Number\" from %s: \"%s\"\n", CONFIG_FILE, string(oss.str()).c_str());
}
catch (exception)
{
printf("Failed to read \"meeting_number\" from config.json, it should include only numbers.\n");
toQuestionForMeetingNumber = true;
}
}
}
while (toQuestionForMeetingNumber) {
wcout << "Meeting Number: ";
string input;
getline(cin, input);
try {
meeting_number = stoull(input, nullptr, 10);
toQuestionForMeetingNumber = false;
}
catch (exception)
{
printf("Meeting Number should include numbers.\n");
}
}
if (!isConfigFileOpened || config["passcode"].empty() || config["passcode"].asString() == "") {
passcode = QuestionInput("Passcode: ");
}
else {
passcode = StringToWString(config["passcode"].asString());
printf("Found \"Passcode\" from %s: \"%s\"\n", CONFIG_FILE, WStringToString(passcode).c_str());
}
if (!isConfigFileOpened || config["video_source"].empty() || config["video_source"].asString() == "") {
video_source = WStringToString(QuestionInput("Video Source (file path or URL): "));
}
else {
video_source = config["video_source"].asString();
printf("Found \"Video Source\" from %s: \"%s\"\n", CONFIG_FILE, video_source.c_str());
}
if (video_source == "") {
video_source = DEFAULT_VIDEO_SOURCE;
printf("No video source provided, use the default video source: %s.\n", video_source.c_str());
}
virtual_camera_video_source = new VirtualCameraVideoSource(video_source);
}
void JoinMeeting()
{
SDKError err(SDKError::SDKERR_SUCCESS);
if ((err = CreateMeetingService(&meetingService)) != SDKError::SDKERR_SUCCESS) ShowErrorAndExit(err);
cout << "MeetingService created." << endl;
JoinParam joinMeetingParam;
JoinParam4WithoutLogin joinMeetingWithoutLoginParam;
joinMeetingParam.userType = SDK_UT_WITHOUT_LOGIN;
joinMeetingWithoutLoginParam.meetingNumber = meeting_number;
joinMeetingWithoutLoginParam.psw = passcode.c_str();
joinMeetingWithoutLoginParam.userName = L"RawDataSender(VirtualCam)";
joinMeetingWithoutLoginParam.userZAK = NULL;
joinMeetingWithoutLoginParam.join_token = NULL;
joinMeetingWithoutLoginParam.vanityID = NULL;
joinMeetingWithoutLoginParam.customer_key = NULL;
joinMeetingWithoutLoginParam.webinarToken = NULL;
joinMeetingWithoutLoginParam.app_privilege_token = NULL;
joinMeetingWithoutLoginParam.hDirectShareAppWnd = NULL;
joinMeetingWithoutLoginParam.isAudioOff = true;
joinMeetingWithoutLoginParam.isVideoOff = true;
joinMeetingWithoutLoginParam.isDirectShareDesktop = false;
joinMeetingParam.param.withoutloginuserJoin = joinMeetingWithoutLoginParam;
meetingService->SetEvent(new MeetingServiceEventListener(&onMeetingJoined , &onMeetingEndsQuitApp));
if ((err = meetingService->Join(joinMeetingParam)) != SDKError::SDKERR_SUCCESS) ShowErrorAndExit(err);
else cout << "Joining Meeting..." << endl;
}
void SDKAuth()
{
SDKError err(SDKError::SDKERR_SUCCESS);
if ((err = CreateAuthService(&authService)) != SDKError::SDKERR_SUCCESS) ShowErrorAndExit(err);
cout << "AuthService created." << endl;
AuthContext authContext;
if ((err = authService->SetEvent(new AuthServiceEventListener(JoinMeeting))) != SDKError::SDKERR_SUCCESS) ShowErrorAndExit(err);
cout << "AuthServiceEventListener added." << endl;
authContext.jwt_token = sdk_jwt.c_str();
if ((err = authService->SDKAuth(authContext)) != SDKError::SDKERR_SUCCESS) ShowErrorAndExit(err);
else cout << "Auth call started, auth in progress." << endl;
}
void InitSDK()
{
SDKError err(SDKError::SDKERR_SUCCESS);
InitParam initParam;
initParam.strWebDomain = L"https://zoom.us";
if ((err = InitSDK(initParam)) != SDKError::SDKERR_SUCCESS) ShowErrorAndExit(err);
cout << "SDK Initialized." << endl;
if ((err = CreateNetworkConnectionHelper(&network_connection_helper)) != SDKError::SDKERR_SUCCESS) ShowErrorAndExit(err);
cout << "CreateNetworkConnectionHelper created." << endl;
if ((err = network_connection_helper->RegisterNetworkConnectionHandler(new NetworkConnectionHandler(&SDKAuth))) != SDKError::SDKERR_SUCCESS) ShowErrorAndExit(err);
cout << "NetworkConnectionHandler registered. Detecting proxy." << endl;
}
int main()
{
LoadConfig();
InitSDK();
int bRet = false;
MSG msg;
while (!g_exit && (bRet = GetMessage(&msg, nullptr, 0, 0)) != 0)
{
if (bRet == -1)
{
// handle the error and possibly exit
}
else
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
if (meetingService) DestroyMeetingService(meetingService);
if (authService) DestroyAuthService(authService);
if (network_connection_helper) DestroyNetworkConnectionHelper(network_connection_helper);
CleanUPSDK(); // must do this, or it will crash.
}