ByteScout Screen Capturing SDK - C++ (unmanaged) - Capture Video From Entire Screen - ByteScout

ByteScout Screen Capturing SDK – C++ (unmanaged) – Capture Video From Entire Screen

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How to capture video from entire screen in C++ (unmanaged) and ByteScout Screen Capturing SDK

Write code in C++ (unmanaged) to capture video from entire screen with this step-by-step tutorial

Learn how to capture video from entire screen in C++ (unmanaged) with this source code sample. What is ByteScout Screen Capturing SDK? It is the screen video recording SDK helps in quick implementation of screen video recording. WMV, AVI, WebM output options are available with adjustable quality, video size, framerate and video and audio codec. Includes special features like live multiple blacking out of selected areas, recording from web cam as main source and as overlay, optional watermarks for output video. It can help you to capture video from entire screen in your C++ (unmanaged) application.

This rich sample source code in C++ (unmanaged) for ByteScout Screen Capturing SDK includes the number of functions and options you should do calling the API to capture video from entire screen. Just copy and paste the code into your C++ (unmanaged) application’s code and follow the instruction. Enjoy writing a code with ready-to-use sample codes in C++ (unmanaged).

Trial version of ByteScout Screen Capturing SDK can be downloaded for free from our website. It also includes source code samples for C++ (unmanaged) and other programming languages.

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// CaptureFromEntireScreen.cpp : Defines the entry point for the console application. // #include "stdafx.h" #import "BytescoutScreenCapturing.dll" using namespace BytescoutScreenCapturingLib; using namespace std; void usage(ICapturer* capturer); void setParams(int argc, _TCHAR* argv[], ICapturer* capturer); int _tmain(int argc, _TCHAR* argv[]) { ::CoInitialize(0); // Create Capturer instance CLSID clsid_ScreenCapturer; CLSIDFromProgID(OLESTR("BytescoutScreenCapturing.Capturer"), &clsid_ScreenCapturer); ICapturer* capturer = NULL; ::CoCreateInstance(clsid_ScreenCapturer, NULL, CLSCTX_ALL, __uuidof(ICapturer), (LPVOID*)&capturer); if (!capturer) { _ftprintf(stdout, _T("Screen Capturer is not installed properly.")); ::CoUninitialize(); return 1; } capturer->put_RegistrationName(_T("demo")); capturer->put_RegistrationKey(_T("demo")); // Set capturing type capturer->put_CapturingType(catScreen); // Set output video width and height capturer->put_OutputWidth(640); capturer->put_OutputHeight(480); // WMV and WEBM output use WMVVideoBitrate property to control output video bitrate // so try to increase it by x2 or x3 times if you think the output video are you are getting is laggy // capturer->put_WMVVideoBitrate(capturer->WMVVideoBitrate * 2); // Set output file name capturer->OutputFileName = _T("Output.wmv"); // uncomment to enable recording of semitransparent or layered windows (Warning: may cause mouse cursor flickering) // capturer->CaptureTransparentControls = true; // Start capturing HRESULT hr = capturer->Run(); // IMPORTANT: if you want to check for some code if need to stop the recording then make sure you are // using Thread.Sleep(1) inside the checking loop, so you have the loop like // Do // Thread.Sleep(1) // While StopButtonNotClicked if (FAILED(hr)) { // Error handling CComBSTR s; capturer->get_LastError(&s); _ftprintf(stdout, _T("Capture failed: %s\n"), CString(s)); } else { _tprintf(_T("Starting capture - Hit a key to stop ...\n")); int i = 0; TCHAR *spin = _T("|/-\\"); // Show some progress while (!_kbhit()) { _tprintf(_T("\rEncoding %c"), spin[i++]); i %= 4; Sleep(50); } // Stop after key press capturer->Stop(); _tprintf(_T("\nDone.")); getchar(); } // Release Capturer capturer->Release(); capturer = NULL; ::CoUninitialize(); return 0; }

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// stdafx.cpp : source file that includes just the standard includes // CaptureFromEntireScreen.pch will be the pre-compiled header // stdafx.obj will contain the pre-compiled type information #include "stdafx.h" // TODO: reference any additional headers you need in STDAFX.H // and not in this file

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// stdafx.h : include file for standard system include files, // or project specific include files that are used frequently, but // are changed infrequently // #pragma once #ifndef _WIN32_WINNT // Allow use of features specific to Windows XP or later. #define _WIN32_WINNT 0x0501 // Change this to the appropriate value to target other versions of Windows. #endif #include <stdio.h> #include <tchar.h> #include <atlbase.h> #include <atlstr.h> #include <conio.h>

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