What is the easi开发者_高级运维est way to convert and save a 32-bit Bitmap to a 1-bit (black/white) .bmp file in C#?The easiest way to do achieve this by using the Clone()
I have a non transparent, colour bitmap with length 2480 and width 3507. Using Bitmap.GetPixel(int x, int y) I am able to get the colour information of each pix开发者_开发知识库el in the bitmap.
I\'m writing an application which reads and displays images as ImageIcons (within a JLabel), the application needs to be able to support jpegs and bitmaps.
I want to draw a bitmap on a canvas with bigger size than it is. I can use canvas.drawBitmap(bitmap, null, destRect, null); but that gives a poor quality, as the result is pixelated, if the source ima
My program currently takes a 4 bpp (bits-per-pixel) TIFF as a Bitmap, converts it to a Graphic, adds some text strings, and then saves it out a开发者_JAVA技巧gain as a TIFF file. The output Bitmap.Sav
I\'m wondering if there\'s a super-efficient way of confirming that an Image object references an entirely black image, so every pixel within the bitmap is ARGB(255, 0, 0, 0).
I\'m trying to write a method to reduce the size of any image 50% each time is called but I\'ve f开发者_运维问答ound a problem. Sometimes, I end up with a bigger filesize while the image is really jus
I have a class Building. It contains a _bitmap object, referenced to a drawable. I can draw it on an external View, where its canvas calls myBuilding.getBitmap().
I\'m having issues with BitmapFactory.decodeStream(inputStream). When using it without options, it will return an image. But when I use it with options as in .decodeStream(inputStream, null, options)
How do you use an image referenced by URL in an Image开发者_StackOverflow中文版View?From Android developer:
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