Re: extracting text from png files

2018-12-18 Thread Linux for blind general discussion
Okular is the PDF (ebook, documents and similar) viewer of KDE > Am 18.12.2018 um 20:10 schrieb Linux for blind general discussion > : > > And this is one of the reasons I hate acronyms, so easy to mix up > words with related meanings and the same first letter. Probably > doesn't help that, I

Re: extracting text from png files

2018-12-18 Thread Linux for blind general discussion
OK, this is a nit, but the O in OCR stands for "Optical," not "Ocular." It's about the process based on vision, not on the organ that is sensitive to light. Machines don't have eyes, biological beings have eyes. Linux for blind general discussion writes: > What you're looking for is Ocular

Re: extracting text from png files

2018-12-17 Thread Linux for blind general discussion
which image formats either program supports directly, nor do I know of a good way to convert between image formats, though I'm pretty sure cuneiform supports at least .jpg and .png files directly. I also remember at least one OCR tutorial recommending some preprocessing to make images easier

Re: extracting text from png files

2018-12-17 Thread Linux for blind general discussion
Disclaimer: I don't know which image formats either program supports directly, nor do I know of a good way to convert between image formats, though I'm pretty sure cuneiform supports at least .jpg and .png files directly. I also remember at least one OCR tutorial recommending some preprocessing

Re: extracting text from png files

2018-12-17 Thread Linux for blind general discussion
What you're looking for is Ocular Character Recognition or OCR for short. I've never managed to figure out its command line syntax, but I believe tesseract is considered the current standard option for Linux. There's also Cuneiform, which I have actually used with some success in the past, but I

extracting text from png files

2018-12-17 Thread Linux for blind general discussion
Has Linux for us command line users got a tool that can extract text from png files? I got a couple sent me and if possible I'd like to read them. -- ___ Blinux-list mailing list Blinux-list@redhat.com https://www.redhat.com/mailman/listinfo/blinux

Re: png files

2017-10-14 Thread Linux for blind general discussion
ct: Re: png files What you're looking for is Ocular Character Recognition, OCR for short, software. The two available for Linux I know of are Tesseract and Cuneiform. I haven't much experience with Tesseract, but its been a while since I used Cuneiform and if I remember correctly, Cuneiform pr

Re: png files

2017-10-14 Thread Linux for blind general discussion
What you're looking for is Ocular Character Recognition, OCR for short, software. The two available for Linux I know of are Tesseract and Cuneiform. I haven't much experience with Tesseract, but its been a while since I used Cuneiform and if I remember correctly, Cuneiform produced gibberish about

Re: png files

2017-10-14 Thread Linux for blind general discussion
Hi! On Sat, 14 Oct 2017 09:41:04 -0400 Linux for blind general discussion <blinux-list@redhat.com> wrote: > Has Linux any tools to extract text from png files? > Read about https://en.wikipedia.org/wiki/Optical_character_recognition or "OCR" for short. PNG may h