bitmap

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Android BitmapFactory.decodeFile() method returns null

I am facing an issue with Bitmap object creation. When i call the BitmapFactory.decodeFile(imageFullPath) it returns null.I tried with the available solutions like giving complete image path.But I di[详细]

2023-04-04 10:26 分类：问答
resize a bitmap with a image, use it as background

i\'m trying to make a game for android. now I have to put a image into a bitmap and resize it to fit the width and height of the device.[详细]

2023-04-04 09:19 分类：问答
Android Invert a Bitmap at Runtime

I am trying to invert a bitmap by using a Paint ColorFilter I used this link as a reference: http://www.mail-archive.com/android-developers@googlegroups.com/msg47520.html[详细]

2023-04-04 04:20 分类：问答
C# Getting the pixel data efficiently from System.Drawing.Bitmap

I have several (~2GB) raw 24bpp RGB files on HDD. Now I want to retrieve a portion of it and scale it to the desired size.[详细]

2023-04-04 04:16 分类：问答
shadow getting darker drawn on bitmap

I\'m trying to create a shadow to a rectangle drawn dynamically on a bitmap. The problem is the shadow gets darker each time I draw a new rectangle (please see screenshot). I suspect that the same bit[详细]

2023-04-03 22:36 分类：问答
How to convert HICON to HBITMAP in VC++?

How to convert HICON to HBITMAP in VC++? I know this is an FAQ but all the solutions I\'ve found on Google don\'t work. What I need is a function which takes a parameter HICON and returns HBITMAP.[详细]

2023-04-03 20:07 分类：问答
How to create solid extrusion of bitmap with OpenGL?

I have a bitmap imag开发者_开发知识库e (RGB, no alpha), like the image below (letter \'R\'): Which is the best way, with OpenGL & VC++, to create the extrusion of the bitmap? Parameter is a 3f[详细]

2023-04-03 18:15 分类：问答
Android - Add A Touch Event Listener To BMP

I have a bitmap: Bitmap bmp = BitmapFactory.decodeResource(getResources(), R开发者_如何学运维.drawable.myimage);[详细]

2023-04-03 15:37 分类：问答
Spritesheet programmatically cutting: best practices

I have a big spritesheet (3808x1632) composed by 42 frames. I would present an animation with these frames and I use a thread to load a bitmap array with all the frames, with a splash screen waiting f[详细]

2023-04-03 14:51 分类：问答
Best Drawing approach

I have developed an application in wxWidgets in which I am using bitmap for drawing. So First time when my application launches, it reads coordinates from file and draw lines accordingly. The applicat[详细]

2023-04-03 13:13 分类：问答