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Re: VB2010: how use CopyMemory() API function? 2 Months Ago by cambalinho correct me: the Bitmaps.lockbits() and Bitmaps.unlockbits(), for change the pixels(all pixels), are more faster or like DIB's speed or more slow? Re: VB2010: how use CopyMemory() API function? 2 Months Ago by cambalinho understood ;) thanks for all... using the VB2010 is best use GDI+... if i need change all pixels, we must use lockbits() on a Bitmap Playing With Pixels 9 Years Ago by J.C. SolvoTerra …rgbValues) These methods are wrapped up with the lockbits methods in the BitmapDataEx class: /// <…Copy //the channel data to rgbValues bmpDataEx.LockBits(); //Because we are only reading the…Copy //the channel data to rgbValues bmpDataEx.LockBits(); //Iterate through every Green Channel (… Horizontal Image Segmentation 14 Years Ago by emarshah …Bitmap(bsegment.Width, y2 - y1); BitmapData segmentdata = segmentedimg.LockBits(new Rectangle(0, 0, bsegment.Width, segmentedimg.Height), …ImageLockMode.ReadWrite, PixelFormat.Format24bppRgb); BitmapData srcdataseg = bsegment.LockBits(new Rectangle(0, y1, bsegment.Width, y2 -y1), … 2d to 3d image conversion view source 12 Years Ago by skit091 …in memory for Image Dim d_image As BitmapData = Image.LockBits(r_image, ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format24bppRgb)… for Output Bitmap Dim d_anag As BitmapData = b_Anaglyph.LockBits(r_Anaglyph, ImageLockMode.ReadWrite, System.Drawing.Imaging.PixelFormat.Format24bppRgb)… Kuwahara Filter 14 Years Ago by sathya8819 … b2 = new Bitmap(b1.Width, b1.Height); BitmapData bd1 = b1.LockBits(new Rectangle(0, 0, b1.Width, b1.Height), ImageLockMode.ReadWrite…, PixelFormat.Format24bppRgb); BitmapData bd2 = b2.LockBits(new Rectangle(0, 0, b2.Width, b2.Height), ImageLockMode.ReadWrite… kuwahara filter - image processing 14 Years Ago by sathya8819 … bmpd = (Bitmap)pictureBox1.Image.Clone(); BitmapData bms = bmps.LockBits(new Rectangle(0, 0, bmps.Width, bmps.Height), ImageLockMode.ReadWrite…, PixelFormat.Format24bppRgb); BitmapData bmd = bmpd.LockBits(new Rectangle(0, 0, bmpd.Width, bmpd.Height), ImageLockMode.ReadWrite… Nucleus Detection 14 Years Ago by vikram89 …Bitmap inputImage, Bitmap temp) { BitmapData inputImageData = inputImage.LockBits(new Rectangle(0, 0, inputImage.Width, inputImage.Height… (byte*)(void*)inputImageData.Scan0.ToPointer(); BitmapData tempData = temp.LockBits(new Rectangle(0, 0, inputImage.Width, inputImage.Height),… Re: kuwahara filter - image processing 14 Years Ago by Geekitygeek … back to cloning the image as before BitmapData bms = bmps.LockBits(new Rectangle(0, 0, bmps.Width, bmps.Height), ImageLockMode.ReadWrite… ensure the image pixel format matches this BitmapData bmd = bmpd.LockBits(new Rectangle(0, 0, bmpd.Width, bmpd.Height), ImageLockMode.ReadWrite… Dereference of IntPtr / C# to C++, various questions (.NET) 14 Years Ago by TotoTitus … question: In C#: [CODE] Bitmap image; BitmapData ImageData; ImageData=image.LockBits(new Rectangle(0, 0, image.Width, image.Height), ImageLockMode.ReadWrite… having difficulties: [CODE] Bitmap^ image; BitmapData^ ImageData; ImageData=image->LockBits(Rectangle(0,0,image->Width,image->Height),ImageLockMode… SYSTEM ouf of memory exception 11 Years Ago by Cronicle8 … lock bitmap System.Drawing.Imaging.BitmapData origdata = bmp.LockBits(new System.Drawing.Rectangle(0, 0, bmp.Width…(backgroundFrame); } differenceFilter.OverlayImage = backgroundFrame; bitmapData = tmpImage.LockBits(new System.Drawing.Rectangle(0, 0, width, height), … Re: SYSTEM ouf of memory exception 11 Years Ago by Cronicle8 … this problem, by commenting/removing the 2nd lockbits and unlockbits: private Texture2D GetTexture(GraphicsDevice dev,…unsafe { // Bloqueia bitmap //try //{ // origdata = bmp.LockBits(new System.Drawing.Rectangle(0, 0, bmp.Width, bmp.Height… Re: Alternative way to GetPixel for find colour percentage in an image 11 Years Ago by BobS0327 … how to go about doing this An example of using LockBits..... // test.cpp // Compile cl /CLR test.cpp #include <…,pImage->Height); System::Drawing::Imaging::BitmapData^ bmpData = pImage->LockBits( rect, System::Drawing::Imaging::ImageLockMode::ReadWrite, pImage->PixelFormat ); // … Re: Converting from C# .NET 1.0 to VB.NET 2.0 15 Years Ago by bwkeller Instead of: [CODE=Visual Basic]Dim bmData As BitmapData = glyph.LockBits(New Rectangle(0, 0, glyph.Width, glyph.Height), ImageLockMode.ReadWrite, … SetUpBitMap(ByVal b As Bitmap) As Boolean Try bmData = b.LockBits(New Rectangle(0, 0, b.Width, b.Height), ImageLockMode.ReadWrite… Re: watershed image segmentation 14 Years Ago by sathya8819 …(0, 0, bmp.Width, bmp.Height); BitmapData bmpdata = bmp.LockBits(rect, ImageLockMode.ReadWrite, bmp.PixelFormat); byte* p1 = (byte*)(void…(@"C:\users\pashok\water.jpg"); BitmapData bmpdata2 = b2.LockBits(rect, ImageLockMode.ReadWrite, b2.PixelFormat); //byte* p1 = (byte*)(… Re: Dereference of IntPtr / C# to C++, various questions (.NET) 13 Years Ago by Milton Neal … Milton [code=c] Bitmap^ image; BitmapData^ ImageData; ImageData= image->LockBits(System::Drawing::Rectangle(0,0,image->Width, image->… Unable to read black and white image into array 17 Years Ago by iinf … = new Rectangle(0, 0, imtooperated.Width, imtooperated.Height); bmData = imtooperated.LockBits(rect, ImageLockMode.ReadOnly, imtooperated.PixelFormat); int stride = bmData.Stride; int… Converting from C# .NET 1.0 to VB.NET 2.0 15 Years Ago by Oxiegen …;pointer code" (marked with red). [CODE]BitmapData bmData = glyph.LockBits( new Rectangle(0, 0, glyph.Width, glyph.Height), ImageLockMode.ReadWrite… Re: Converting from C# .NET 1.0 to VB.NET 2.0 15 Years Ago by Jx_Man [code=vb.net]Dim bmData As BitmapData = glyph.LockBits(New Rectangle(0, 0, glyph.Width, glyph.Height), ImageLockMode.ReadWrite, … Please help me!!!! 15 Years Ago by mode17 ….X, position.Y); if (clrBaseColor.A != 0) { BitmapData bitmapData = _image.LockBits(new Rectangle(0, 0, _image.Width, _image.Height), ImageLockMode.ReadWrite… C# PixelSearch (Custom Class) Errors! 14 Years Ago by NargalaX … Point(-1, -1); Bitmap RegionIn_Bitmap = CaptureScreenRegion(rect); BitmapData RegionIn_BitmapData = RegionIn_Bitmap.LockBits(new Rectangle(0, 0, RegionIn_Bitmap.Width, RegionIn_Bitmap.Height), ImageLockMode.ReadWrite… Re: C# PixelSearch (Custom Class) Errors! 14 Years Ago by sknake … Point(-1, -1); Bitmap RegionIn_Bitmap = CaptureScreenRegion(rect); BitmapData RegionIn_BitmapData = RegionIn_Bitmap.LockBits(new Rectangle(0, 0, RegionIn_Bitmap.Width, RegionIn_Bitmap.Height), ImageLockMode.ReadWrite… Re: C# PixelSearch (Custom Class) Errors! 14 Years Ago by sknake … Point(-1, -1); Bitmap RegionIn_Bitmap = CaptureScreenRegion(rect); BitmapData RegionIn_BitmapData = RegionIn_Bitmap.LockBits(new Rectangle(0, 0, RegionIn_Bitmap.Width, RegionIn_Bitmap.Height), ImageLockMode.ReadWrite… watershed image segmentation 14 Years Ago by sathya8819 … Rectangle(0, 0, bmp.Width, bmp.Height); BitmapData bmpdata = bmp.LockBits(rect, ImageLockMode.ReadWrite, bmp.PixelFormat); wg.execute(bmpdata); bmp.UnlockBits… K Means Clustering Algorithm 14 Years Ago by sathya8819 ….Apply(srcimg); textBox1.Text = srcimg.PixelFormat.ToString(); BitmapData src = srcimg.LockBits(new Rectangle(0, 0, pictureBox1.Width, pictureBox1.Height), ImageLockMode.ReadWrite… C# Save image to File 14 Years Ago by TotoTitus … suffers some byte-level modifications (obviously, i'm using the LockBits() method). Now, after the modifications are done, the user [I… Re: C# Save image to File 14 Years Ago by TotoTitus … picture: [CODE] public static void EncodeText(string text) { ImageData = image.LockBits(new Rectangle(0, 0, image.Width, image.Height), ImageLockMode.ReadWrite… Simple Pretty Fast Flood Fill 13 Years Ago by Unhnd_Exception …; bmp.Height Then Exit Sub Dim bmd As BitmapData = bmp.LockBits(New Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite… Fade In Panel / Eliminate Flickering 13 Years Ago by Unhnd_Exception … = 0 Dim bmpData As System.Drawing.Imaging.BitmapData = _ BitmapToFade.LockBits(New Rectangle(Point.Empty, BitmapToFade.Size), _ Drawing.Imaging.ImageLockMode… Getting a motion detector to work 11 Years Ago by Cronicle8 …, PixelFormat.Format24bppRgb); Bitmap image = (Bitmap)tmpImage.Clone(); //BitmapData bitmapData = image.LockBits( new System.Drawing.Rectangle(0, 0, image.Width, image.Height…