From: Harry <rubyprogrammer@...>
Date: 2006-05-26T17:22:23+09:00
Subject: Re: How to get bitmap file via ethernet

On 5/26/06, Ryan Leavengood <leavengood@gmail.com> wrote:
>
>In my experience when you are reading binary data from a
> socket there is usually a length indicator at the beginning to tell
> you how much to read. So for example you would read 4 bytes and then
> use String#unpack to turn those bytes into a length, which would be
> how much you would read next for the rest of the data.
>
> len = image_io.read(4).unpack('N')[0]
> img = image_io.read(len)
>
>
That was it.
At the beginning of the data was the length indicator (and some other
data). Thanks to you, I was able to capture the image data before the
end of the day Friday and can get on with my code next week.

Thank you.