bmp

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Save Bitmap with transparency to PNG in Delphi 2007

I have a Delphi bitmap (32Bit) that has transparency information. I need to convert and save it to a PNG file while preserving the transparency.[详细]

2023-02-04 14:23 分类：问答
How do I re-set a BMP file's resolution (DPI) indicator?

I have a BMP tagged as 299 DPI resolution. I\'d like to change that to 99 DPI. Importantly, the DPI marker in a BMP has no structural meaning. An image has a certain width 开发者_Go百科and height in[详细]

2023-02-02 04:29 分类：问答
How to tell the difference between the original .BMP/.EMF picture file with the processed .BMP/.EMF file?

Summarization: Calculations point out in a straight-forward way that: A .BMP picture of 3289 X 4570 X 32bpp takes about 53MB. The picture of same size but 24bpp takes about 43MB, that of 16bpp takes[详细]

2023-01-29 11:30 分类：问答
Android: problem in Decoding bitmap image

In my project I have a Picture that through program, I extracted pixels, manipulate those pixels and then saved it in my package. The way that I saved it, is:[详细]

2023-01-29 04:36 分类：问答
SDL: IDE/Image Problems

I posted a question about this earlier and realized that my problem wasn\'t actually solved. Anyway, my question/problem is that for some reason when I run my SDL Application through the IDE, be it Co[详细]

2023-01-27 04:06 分类：问答
Trouble centering a bitmap on an ImageView

I have an ImageView (image_view) in an xml and I have the layout gravity set to center and the scale set to center_inside....but when I pass my compressed bmp to the image_view, it puts it on the midd[详细]

2023-01-26 00:08 分类：问答
Getting camera to always return a snapped photo right side up?

The format of my app is all in portrait mode.Oddly, when I snap a photo in portrait mode, it is displayed on the ImageView sideways (like it was snapped in landscape)...the only way it is displayed ri[详细]

2023-01-25 10:01 分类：问答
Fastreports custom preview problem

I encounter problem on FastReports, it will not print correctly on pages which contain Korean character. It hapens only on Printer HP K5300 jet, T test it using rave and having no problem. I think it[详细]

2023-01-24 11:45 分类：问答
Strange "Delta" in MS RLE specification

everyone. I have BMP specifica开发者_如何学Ction from MS (http://msdn.microsoft.com/en-us/library/dd183383.aspx) and I want to know how apps should work with the \'Delta\' feature: should it leave pix[详细]

2023-01-23 15:59 分类：问答
How to create a thumbnail of .BMP file?

I use imagecreatefromjpeg, imagecreatefromgif, and imagecreatefrompng functions to create thumbnails of image/jpeg, image/gif, and image/png开发者_StackOverflow mimes.[详细]

2023-01-23 02:18 分类：问答