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April 2008
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2008.04.17 15:05 "Re: Writing TIFF Group-4 file from array byte", by Gerben Vos
Filippo Trimoldi wrote: > With Java Morena Framework (an Image Acquisition Framework for > Java) I've a ImageConsumer object that give me a byte Array > with size equal to width*height that I need to write in a Tiff > group-4 image with LibTiff through a JNI. In the C side I > perform this code with my byte Array: The byte array size should be ceil(width / 8) * height, because There are 8 bits in a byte. [...] > TIFFWriteEncodedStrip(image, 0, <array byte that comes from java>, arraySize); The rest of your code looks OK. You are leaving out the interesting information... > But the consequent image is wrong. It's seems to be resized on > the X axis but anyway it's wrong. > I noticed that my array that comes from Java it's a simple > sequence of 0-1 (probably coming from scanner in this format) > of (width*height) lenght. The values of the bytes should generally be between 0 and 255. Unless it's some kind of Java bit array that I don't know (I don't know much Java). Gerben Vos. -- Please reply to the list, not to me personally.