bitmap « image « iPhone iPad Media Q&A

1. accessing image data from a bitmap given a pointer (on the iphone)    stackoverflow.com

my problem is reading the pixel data correctly once i have the pointer so i have an image that takes up the whole iphone screen that has no alpha channel (24 bits ...

2. How to read CGBitmapContextData? (on iPhone)    stackoverflow.com

I'm working on obtaining bitmap data like ARGB from an image. a). I create a bitmapcontext for the image:

context = CGBitmapContextCreate(void * data, size_t width, size_t height, size_t bitsPerComponent, size_t ...

3. How do I use a monochrome bitmap to display a color image on the iPhone?    stackoverflow.com

I have a sequence of bits for a monochrome image (0 => black, 1 => white). I want to take this data and draw an image on the iPhone in ...

4. Bending bitmap images - just like in PS5. Algorithms? Code? image processing?    stackoverflow.com

I've become interested in bending images, just like Uri Geller. This is very easy to do in (for example) the latest Photoshop - here's an example. Based on the beautiful ...

5. iOS bitmap image creation -- simple example    stackoverflow.com

Say I want to create an image 100 pixels wide and 200 pixels high, with a 100x100 red square at the top and a 100x100 brown square [RGB components 0.6, 0.4, ...

6. iOS: Adding 6x6 400x300px images to one composite image    stackoverflow.com

My fellow developer and I are creating an iPhone app that is creating a composite image. The idea is to have 36 images in a 6x6 grid. Each original image is ...