Info on png file format

CC
Posted By
cibby.cherian
Dec 20, 2004
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338
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1
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Closed
I need to know how exactly is the background infromation stored in a png file.
Is it jst one chunk (bKGD) that contains a specific background value that is replicated or used for all the pixels alike in a given image. Or does the chunk(bKGD) repeat after every pixel to indicate that pixel background info!!(if that was the case then the image size would be very large wouldnt it??)
could you please explain this matter in detail.

Thank you
CB

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Bart van der Wolf
Dec 20, 2004
"CB" wrote in message
I need to know how exactly is the background infromation stored in a png file.

http://www.libpng.org/pub/png/

Bart

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