Re: Identifying filled circles in a scanned image

2006-04-01 Thread Terry Reedy
"> Douglas Douglas <[EMAIL PROTECTED]> writes: > >> Hi everybody. >> >> I have a paper form that I scan into an image. My user fills some >> circles in >> this paper form using black ink. Every form has ten rows with five >> circles each >> and the user fills only one circle for each row. >> >>

Re: Identifying filled circles in a scanned image

2006-04-01 Thread John J. Lee
Douglas Douglas <[EMAIL PROTECTED]> writes: > Hi everybody. > > I have a paper form that I scan into an image. My user fills some circles in > this paper form using black ink. Every form has ten rows with five circles > each > and the user fills only one circle for each row. > > I was wondering

Re: Identifying filled circles in a scanned image

2006-03-30 Thread Claudio Grondi
Douglas Douglas wrote: > First of all. Thanks Claudio and nikie for your fast answers. > > What I want to do is process the forms automatically. Each circle match a > letter (like in a quiz). So if the user select option A in a row, he fills the > first circle. If he select option C in the next ro

Re: Identifying filled circles in a scanned image

2006-03-30 Thread Paul McGuire
Douglas Douglas wrote: > The problem is that when the scanner takes the pages it > doesn't put it in the same exact position in its bed. There's not a lot of > difference, but there's a little. Your forms should have some reference registration marks or targets in opposite corners. Find these fi

Re: Identifying filled circles in a scanned image

2006-03-30 Thread Douglas Douglas
First of all. Thanks Claudio and nikie for your fast answers. What I want to do is process the forms automatically. Each circle match a letter (like in a quiz). So if the user select option A in a row, he fills the first circle. If he select option C in the next row, he fills the third circle of t

Re: Identifying filled circles in a scanned image

2006-03-30 Thread nikie
Douglas Douglas schrieb: > Hi everybody. > > I have a paper form that I scan into an image. My user fills some circles in > this paper form using black ink. Every form has ten rows with five circles > each > and the user fills only one circle for each row. > > I was wondering if I could use the P

Re: Identifying filled circles in a scanned image

2006-03-30 Thread Claudio Grondi
Douglas Douglas wrote: > Hi everybody. > > I have a paper form that I scan into an image. My user fills some circles in > this paper form using black ink. Every form has ten rows with five circles > each > and the user fills only one circle for each row. > > I was wondering if I could use the Py