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How to use StretchBlt method of FlaUI.Core.WindowsAPI.Gdi32 class

Best FlaUI code snippet using FlaUI.Core.WindowsAPI.Gdi32.StretchBlt

Capture.cs

Source:Capture.cs

...82            {83                //  Capture with scaling84                bmp = CaptureDesktopToBitmap(outputRectangle.Width, outputRectangle.Height, (dest, src) =>85                {86                    Gdi32.SetStretchBltMode(dest, StretchMode.STRETCH_HALFTONE);87                    Gdi32.StretchBlt(dest, outputRectangle.X, outputRectangle.Y, outputRectangle.Width, outputRectangle.Height, src, bounds.X, bounds.Y, bounds.Width, bounds.Height, TernaryRasterOperations.SRCCOPY | TernaryRasterOperations.CAPTUREBLT);88                });89            }90            return new CaptureImage(bmp, bounds, settings);91        }92        private static Bitmap CaptureDesktopToBitmap(int width, int height, Action<IntPtr, IntPtr> action)93        {94            // Use P/Invoke because of: https://stackoverflow.com/a/3072580/106920095            var hDesk = User32.GetDesktopWindow();96            var hSrc = User32.GetWindowDC(hDesk);97            var hDest = Gdi32.CreateCompatibleDC(hSrc);98            var hBmp = Gdi32.CreateCompatibleBitmap(hSrc, width, height);99            var hPrevBmp = Gdi32.SelectObject(hDest, hBmp);100            action(hDest, hSrc);101            var bmp = Image.FromHbitmap(hBmp);...

Gdi32.cs

Source:Gdi32.cs

...14        public static extern IntPtr SelectObject(IntPtr hdc, IntPtr bmp);15        [DllImport("gdi32.dll")]16        public static extern bool BitBlt(IntPtr hdcDest, int xDest, int yDest, int wDest, int hDest, IntPtr hdcSource, int xSrc, int ySrc, CopyPixelOperation rop);17        [DllImport("gdi32.dll")]18        public static extern bool SetStretchBltMode(IntPtr hdc, StretchMode iStretchMode);19        [DllImport("gdi32.dll")]20        public static extern bool StretchBlt(21            IntPtr hdcDest, int nXOriginDest, int nYOriginDest, int nWidthDest, int nHeightDest,22            IntPtr hdcSrc, int nXOriginSrc, int nYOriginSrc, int nWidthSrc, int nHeightSrc,23            TernaryRasterOperations dwRop);24        [DllImport("gdi32.dll")]25        public static extern IntPtr DeleteDC(IntPtr hDc);26        [DllImport("gdi32.dll")]27        public static extern IntPtr DeleteObject(IntPtr hDc);28    }29#pragma warning restore CS1591 // Missing XML comment for publicly visible type or member30}...

StretchBlt

Using AI Code Generation

1using System;2using System.Drawing;3using System.Windows.Forms;4using FlaUI.Core.WindowsAPI;5{6    {7        public Form1()8        {9            InitializeComponent();10        }11        private void Form1_Load(object sender, EventArgs e)12        {13            IntPtr handle = FindWindow("Notepad", null);14            if (handle == IntPtr.Zero)15            {16                MessageBox.Show("Window not found");17                return;18            }19            Gdi32.RECT rect;20            Gdi32.GetWindowRect(handle, out rect);21            int width = rect.Right - rect.Left;22            int height = rect.Bottom - rect.Top;23            Bitmap bmp = new Bitmap(width, height);24            Graphics g = Graphics.FromImage(bmp);25            IntPtr hdc = Gdi32.GetDC(handle);26            Gdi32.StretchBlt(g.GetHdc(), 0, 0, width, height, hdc, 0, 0, width, height, Gdi32.SRCCOPY);27            Gdi32.ReleaseDC(handle, hdc);28            bmp.Save("screenshot.bmp");29            g.Dispose();30        }31        [System.Runtime.InteropServices.DllImport("user32.dll")]32        private static extern IntPtr FindWindow(string lpClassName, string lpWindowName);33    }34}

StretchBlt

Using AI Code Generation

1using System;2using System.Drawing;3using System.Runtime.InteropServices;4using System.Windows.Forms;5using FlaUI.Core.WindowsAPI;6{7    {8        public Form1()9        {10            InitializeComponent();11        }12        private void Form1_Load(object sender, EventArgs e)13        {14            Bitmap bmp = new Bitmap(@"C:\Users\Public\Pictures\Sample Pictures\Koala.jpg");15            IntPtr hdc = Gdi32.GetDC(IntPtr.Zero);16            IntPtr hBmp = bmp.GetHbitmap();17            IntPtr hMemDC = Gdi32.CreateCompatibleDC(hdc);18            IntPtr hOldBmp = Gdi32.SelectObject(hMemDC, hBmp);19            Gdi32.StretchBlt(hdc, 0, 0, 200, 200, hMemDC, 0, 0, bmp.Width, bmp.Height, TernaryRasterOperations.SRCCOPY);20            Gdi32.SelectObject(hMemDC, hOldBmp);21            Gdi32.DeleteObject(hBmp);22            Gdi32.DeleteDC(hMemDC);23            Gdi32.ReleaseDC(IntPtr.Zero, hdc);24        }25    }26}

StretchBlt

Using AI Code Generation

1using FlaUI.Core.WindowsAPI;2using System;3using System.Collections.Generic;4using System.Drawing;5using System.Linq;6using System.Text;7using System.Threading.Tasks;8{9    {10        static void Main(string[] args)11        {12            var bitmap = new Bitmap(100, 100);13            var graphics = Graphics.FromImage(bitmap);14            var hdc = graphics.GetHdc();15            var result = Gdi32.StretchBlt(hdc, 0, 0, 100, 100, hdc, 0, 0, 100, 100, Gdi32.TernaryRasterOperations.SRCCOPY);16            graphics.ReleaseHdc(hdc);17            bitmap.Save("test.png");18        }19    }20}21using FlaUI.Core.WindowsAPI;22using System;23using System.Collections.Generic;24using System.rawing;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28{29    {30        static void Main(string[] args)31        {32            var bitmap = new Bitmap(100, 100);33            var graphics = Graphics.FromImage(bitmap);34            var hdc = graphics.GetHdc();35            var result = Gdi32.BitBlt(hdc, 0, 0, 100, 100, hdc, 0, 0, Gdi32.TernaryRasterOperations.SRCOPY);36            graphics.ReleaseHdc(hdc);37            bitmap.Save("test.png");38        }39    }40}41using;42using System;43using System.Collections.Generic;44using System.Drawing;45using System.Linq;46using System.Text;47using System.ThreadingTasks;48{49    {50        static void Main(string[] arg)51        {52            var bitmap = nw Bitmap(100, 100);53            var graphics = Graphics.FomImage(bitmap);54            var hdc = graphics.GetHdc();55            var result = Gdi.BitBlt(hdc,0, 0, 100, 100, hd, 0, 0, Gdi32.TernaryRasterOperations.SRCCOPY);56            graphics.ReeeHdc(hdc);

StretchBlt

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Drawing;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        static void Main(string[] args)10        {11            var bitmap = new Bitmap(100, 100);12            var graphics = Graphics.FromImage(bitmap);13            var hdc = graphics.GetHdc();14            var result = Gdi32.StretchBlt(hdc, 0, 0, 100, 100, hdc, 0, 0, 100, 100, Gdi32.TernaryRasterOperations.SRCCOPY);15            graphics.ReleaseHdc(hdc);16            bitmap.Save("test.png");17        }18    }19}20using FlaUI.Core.WindowsAPI;21using System;22using System.Collections.Generic;23using System.Drawing;24using System.Linq;25using System.Text;26using System.Threading.Tasks;27{28    {29        static void Main(string[] args)30        {31            var bitmap = new Bitmap(100, 100);32            var graphics = Graphics.FromImage(bitmap);33            var hdc = graphics.GetHdc();34            var result = Gdi32.BitBlt(hdc, 0, 0, 100, 100, hdc, 0, 0, Gdi32.TernaryRasterOperations.SRCCOPY);35            graphics.ReleaseHdc(hdc);36            bitmap.Save("test.png");37        }38    }39}40using FlaUI.Core.WindowsAPI;41using System;42using System.Collections.Generic;43using System.Drawing;44using System.Linq;45using System.Text;46using System.Threading.Tasks;47{48    {49        static void Main(string[] args)50        {51            var bitmap = new Bitmap(100, 100);52            var graphics = Graphics.FromImage(bitmap);53            var hdc = graphics.GetHdc();54            var result = Gdi32.BitBlt(hdc, 0, 0, 100, 100, hdc, 0, 0, Gdi32.TernaryRasterOperations.SRCCOPY);55            graphics.ReleaseHdc(hdc);

StretchBlt

Using AI Code Generation

1using FlaUI.Core.WindowsAPI;2using System;3using System.Drawing;4using System.Drawing.Imaging;5using System.Runtime.InteropServices;6using System.Threading;7using System.Windows.Forms;8using FlaUI.Core;9using FlaUI.Core.AutomationElements;10using FlaUI.Core.Definitions;11using FlaUI.Core.Tools;12using FlaUI.UIA3;13{14    {15        static void Main(string[] args)16        {17            var app = Application.Launch(@"C:\Windows\System32\notepad.exe");18            var mainWindow = app.GetMainWindow(new UIA3Automation());19            var rect = mainWindow.Properties.BoundingRectangle.Value;20            var bitmap = new Bitmap(rect.Width, rect.Height);21            var graphics = Graphics.FromImage(bitmap);22            var handle = mainWindow.Properties.NativeWindowHandle.Value;23            var hdc = User32.GetWindowDC(handle);24            var hdcBitmap = graphics.GetHdc();25            var rectWindow = new Rectangle(0, 0, rect.Width, rect.Height);26            Gdi32.StretchBlt(hdcBitmap, 0, 0, rect.Width, rect.Height, hdc, 0, 0, rect.Width, rect.Height, Gdi32.TernaryRasterOperations.SRCCOPY);27            graphics.ReleaseHdc(hdcBitmap);28            User32.ReleaseDC(handle, hdc);29            bitmap.Save("C:\\Users\\Public\\test.png", ImageFormat.Png);30            app.Close();31        }32    }33}

StretchBlt

Using AI Code Generation

1using FlaUI.Core.WindowsAPI;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        [System.Runtime.InteropServices.DllImport("gdi32.dll")]10        public static extern bool StretchBlt(IntPtr hdcDest, int nXOriginDest, int nYOriginDest,11            int nWidthSrc, int nHeightSrc, uint dwRop);12    }13}14using FlaUI.Core.WindowsAPI;15using System;16using System.Collections.Generic;17using System.Linq;18using System.Text;19using System.Threading.Tasks;20{21    {22        [System.Runtime.InteropServices.DllImport("gdi32.dll")]23        public static extern bool BitBlt(IntPtr hdcDest, int nXDest, int nYDest, int nWidth,24            int nHeight, IntPtr hdcSrc, int nXSrc, int nYSrc, uint dwRop);25    }26}27using FlaUI.Core.WindowsAPI;28using System;29using System.Collections.Generic;30using System.Linq;31using System.Text;32using System.Threading.Tasks;33{34    {35        [System.Runtime.InteropServices.DllImport("gdi32.dll")]36        public static extern IntPtr CreateCompatibleBitmap(IntPtr hdc, int nWidth,37            int nHeight);38    }39}40using FlaUI.Core.WindowsAPI;41using System;42using System.Collections.Generic;43using System.Linq;44using System.Text;45using System.Threading.Tasks;46{47    {48        [System.Runtime.InteropServices.DllImport("gdi32.dll")]49        public static extern IntPtr CreateCompatibleDC(IntPtr hdc);50    }51}

StretchBlt

Using AI Code Generation

1using FlaUI.Core.WindowsAPI;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8    {9        [System.Runtime.InteropServices.DllImport("gdi32.dll")]10        public static extern bool StretchBlt(IntPtr hdcDest, int nXOriginDest, int nYOriginDest,11            int nWidthSrc, int nHeightSrc, uint dwRop);12    }13}14using FlaUI.Core.WindowsAPI;15using System;16using System.Collections.Generic;17using System.Linq;18using System.Text;19using System.Threading.Tasks;20{21    {22        [System.Runtime.InteropServices.DllImport("gdi32.dll")]23        public static extern bool BitBlt(IntPtr hdcDest, int nXDest, int nYDest, int nWidth,24            int nHeight, IntPtr hdcSrc, int nXSrc, int nYSrc, uint dwRop);25    }26}27using FlaUI.Core.WindowsAPI;28using System;29using System.Collections.Generic;30using System.Linq;31using System.Text;32using System.Threading.Tasks;33{34    {35        [System.Runtime.InteropServices.DllImport("gdi32.dll")]otepad window

StretchBlt

Using AI Code Generation

1using System;2using System.Drawing;3using FlaUI.Core.WindowsAPI;4{5    {6        public static Bitmap CaptureScreen()7        {8            IntPtr desktop = User32.GetDesktopWindow();9            IntPtr hdcSrc = User32.GetWindowDC(desktop);10            User32.RECT windowRect = new User32.RECT();11            User32.GetWindwRec(dskto, ref windowRect);12            int width = windowRect.right - windowRect.left;13            int height = windowRect.bottom - windowRect.top;14            IntPtr hdcDest = Gdi32.CreateComptibleDC(hcSrc);15           IntPtr hBitmap = Gdi32.CreateCompatibleBitmap(hdcSrc, idth, heght);16            ItPtr hOld = Gdi32.SelectObject(hdcDest, hBitmap);17            Gi32.BitBlt(hdcDest, 0, 0, width, height, hdcSrc, 0, 0, Gdi32.SRCCOPY);18            Gdi32.SelectObject(hdcDest, hOld);19            Gdi32.DeleteDC(hdcDest);20            User32.ReleaseDC(desktop, hdcSrc);21            Bitmap img = Image.FromHbitmap(hBitmap);22            Gdi32.DeleteObject(hBitmap);23            return img;24        }25    }26}27using System;28using System.Drawing;29using FlaUI.Core.WindowsAPI;30{31    {32        public static Bitmap CaptureScreen()33        {34            IntPtr desktop = User32.GetDesktopWindow();35            User32.RECT windowRect = new User32.RECT();36            User32.GetWindowRect(desktop, ref windowRect);37            int width = windowRect.right - windowRect.left;38            int height = windowRect.bottom - windowRect.top;39            Bitmap img = new Bitmap(width, height);40            Graphics graphics = Graphics.FromImage(img);41            IntPtr hdcBitmap = graphics.GetHdc();42            User32.PrintWindow(desktop, hdcBitmap, 0);43            graphics.ReleaseHdc(hdcBitmap);44            graphics.Dispose();45            return img;46        }47    }48}49using System;50using System.Drawing;51using FlaUI.Core.WindowsAPI;

StretchBlt

Using AI Code Generation

1using System;2using System.Drawing;3using System.Drawing.Imaging;4using System.IO;5using FlaUI.Core.WindowsAPI;6{7    {8        public static void Main(string[] args)9        {10            Bitmap bmp = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height, PixelFormat.Format32bppArgb);11            Graphics gfxBmp = Graphics.FromImage(bmp);12            IntPtr hdcBitmap = gfxBmp.GetHdc();13            IntPtr hdcWindow = Gdi32.GetDC(IntPtr.Zero);14            Gdi32.BitBlt(hdcBitmap, 0, 0, Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height, hdcWindow, 0, 0, Gdi32.SRCCOPY);15            gfxBmp.ReleaseHdc(hdcBitmap);16            Gdi32.ReleaseDC(IntPtr.Zero, hdcWindow);17            bmp.Save("C:\\Users\\Public\\Desktop\\test.png", ImageFormat.Png);18            bmp.Dispose();19        }20    }21}22using System;23using System.Drawing;24using System.Drawing.Imaging;25using System.IO;26using FlaUI.Core.WindowsAPI;27{28    {29        public static void Main(string[] args)30        {31            IntPtr hwndScreen = User32.GetDesktopWindow();32            IntPtr hdcWindow = User32.GetWindowDC(hwndScreen);33            IntPtr hdcMemDC = Gdi32.CreateCompatibleDC(hdcWindow);34            IntPtr hBitmap = Gdi32.CreateCompatibleBitmap(hdcWindow, Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height);35        public static extern IntPtr CreateCompatibleBitmap(IntPtr hdc, int nWidth,36            int nHeight);37    }38}39using FlaUI.Core.WindowsAPI;40using System;41using System.Collections.Generic;42using System.Linq;43using System.Text;44using System.Threading.Tasks;45{46    { ==IntPtr.Zero47using System;48using System.Drawing;49using System.Drawing.Imaging;50using FlaUI.Core.WindowsAPI;51{52    {53        static void Main(string[] args)54        {55            Bitmap bmp = new Bitmap(200, 200);56            IntPtr hBitmap = bmp.GetHbitmap();57            IntPtr hDC = Gdi32.CreateCompatibleDC(IntPtr.Zero);58            Gdi32.SelectObject(hDC, hBitmap);59            Gdi32.Rectangle(hDC, 0, 0, 200, 200);60            IntPtr hScreenDC  Gdi32.GetDC(IntPtr.Zero);61            Gdi32.StretchBlt(hScreenDC, 0, 0, 200,200, hDC, 0, 0, 200, 200, Gdi32.TernaryRasterOperations.SRCCOPY);62            Gdi32.ReleaseDC(ero, hScreenDC);63            Gdi32.DeleteDC(hDC);64            bmp.Save("test.bmp", ImageFomat.Bmp);65        }66    }67}68using System;69using System.Drawing;70using FlaUI.Core.WindowsAPI;71{72    {73        static void Main(string[] args)74        {75            IntPtr hWnd = User32.FindWindow(null, "Notepad");76            User32.GetWindowRect(hWnd, out User32.RECT rect);77            Point p = new Point(rect.Left, rect.Top);78            Size s = new Size(rect.Right - rect.Left, rect.Bottom - rect.Top);79        [System.Runtime.InteropServices.DllImport("gdi32.dll")]80        public static extern IntPtr CreateCompatibleDC(IntPtr hdc);81    }82}

StretchBlt

Using AI Code Generation

1using System;2using System.Drawing;3using System.Drawing.Imaging;4using System.Windows.Forms;5using FlaUI.Core.WindowsAPI;6{7    {8        public static void StretchBlt(IntPtr hdcDest, int xDest, int yDest, int wDest, int hDest, IntPtr hdcSrc, int xSrc, int ySrc, int wSrc, int hSrc, TernaryRasterOperations dwRop)9        {10            var bResult = Gdi32Api.StretchBlt(hdcDest, xDest, yDest, wDest, hDest, hdcSrc, xSrc, ySrc, wSrc, hSrc, dwRop);11            if (bResult == 0)12            {13                throw new Exception("StretchBlt failed");14            }15        }16    }17}18using System;19using System.Drawing;20using System.Drawing.Imaging;21using System.Windows.Forms;22using FlaUI.Core.WindowsAPI;23{24    {25        public static void BitBlt(IntPtr hdcDest, int xDest, int yDest, int wDest, int hDest, IntPtr hdcSrc, int xSrc, int ySrc, TernaryRasterOperations dwRop)26        {27            var bResult = Gdi32Api.BitBlt(hdcDest, xDest, yDest, wDest, hDest, hdcSrc, xSrc, ySrc, dwRop);28            if (bResult == 0)29            {30                throw new Exception("BitBlt failed");31            }32        }33    }34}35using System;36using System.Drawing;37using System.Drawing.Imaging;38using System.Windows.Forms;39using FlaUI.Core.WindowsAPI;40{41    {42        public static IntPtr GetDesktopWindow()43        {44            var result = User32Api.GetDesktopWindow();45            if (result == IntPtr.Zero)46            {47                throw new Exception("GetDesktopWindow failed");48            }49            return result;50        }51        public static IntPtr GetWindowDC(IntPtr hWnd)52        {53            var result = User32Api.GetWindowDC(hWnd);54            if (result == IntPtr.Zero

StretchBlt

Using AI Code Generation

1using System;2using System.Drawing;3using System.Drawing.Imaging;4using FlaUI.Core.WindowsAPI;5{6    {7        static void Main(string[] args)8        {9            Bitmap bmp = new Bitmap(200, 200);10            IntPtr hBitmap = bmp.GetHbitmap();11            IntPtr hDC = Gdi32.CreateCompatibleDC(IntPtr.Zero);12            Gdi32.SelectObject(hDC, hBitmap);13            Gdi32.Rectangle(hDC, 0, 0, 200, 200);14            IntPtr hScreenDC = Gdi32.GetDC(IntPtr.Zero);15            Gdi32.StretchBlt(hScreenDC, 0, 0, 200, 200, hDC, 0, 0, 200, 200, Gdi32.TernaryRasterOperations.SRCCOPY);16            Gdi32.ReleaseDC(IntPtr.Zero, hScreenDC);17            Gdi32.DeleteDC(hDC);18            bmp.Save("test.bmp", ImageFormat.Bmp);19        }20    }21}22using System;23using System.Drawing;24using FlaUI.Core.WindowsAPI;25{26    {27        static void Main(string[] args)28        {29            IntPtr hWnd = User32.FindWindow(null, "Notepad");30            User32.GetWindowRect(hWnd, out User32.RECT rect);31            Point p = new Point(rect.Left, rect.Top);32            Size s = new Size(rect.Right - rect.Left, rect.Bottom - rect.Top);

StretchBlt

Using AI Code Generation

1var gdi32 = new FlaUI.Core.WindowsAPI.Gdi32();2var bitmap = new Bitmap(@"C:\Users\Public\Pictures\Sample Pictures\Desert.jpg");3var hdcScreen = gdi32.GetDC(IntPtr.Zero);4var hdcMem = gdi32.CreateCompatibleDC(hdcScreen);5var hBitmap = IntPtr.Zero;6var hOld = IntPtr.Zero;7{8    hBitmap = bitmap.GetHbitmap(Color.FromArgb(0));9    hOld = gdi32.SelectObject(hdcMem, hBitmap);10    gdi32.StretchBlt(hdcScreen, 0, 0, 1920, 1080, hdcMem, 0, 0, bitmap.Width, bitmap.Height, FlaUI.Core.WindowsAPI.Gdi32.TernaryRasterOperations.SRCCOPY);11}12{13    gdi32.SelectObject(hdcMem, hOld);14    gdi32.DeleteDC(hdcMem);15    gdi32.ReleaseDC(IntPtr.Zero, hdcScreen);16    gdi32.DeleteObject(hBitmap);17}18var gdi32 = new FlaUI.Core.WindowsAPI.Gdi32();19var bitmap = new Bitmap(@"C:\Users\Public\Pictures\Sample Pictures\Desert.jpg");20var hdcScreen = gdi32.GetDC(IntPtr.Zero);21var hdcMem = gdi32.CreateCompatibleDC(hdcScreen);22var hBitmap = IntPtr.Zero;23var hOld = IntPtr.Zero;24{25    hBitmap = bitmap.GetHbitmap(Color.FromArgb(0));26    hOld = gdi32.SelectObject(hdcMem, hBitmap);27    gdi32.StretchBlt(hdcScreen, 0, 0, 1920, 1080, hdcMem, 0, 0, bitmap.Width, bitmap.Height, FlaUI.Core.WindowsAPI.Gdi32.TernaryRasterOperations.SRCCOPY);28}29{30    gdi32.SelectObject(hdcMem, hOld);31    gdi32.DeleteDC(hdcMem);32    gdi32.ReleaseDC(IntPtr.Zero, hdcScreen);33    gdi32.DeleteObject(hBitmap);34}

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