[BRLTTY] Can Brltty output results to a text file in BRF format

[Kevin Fjelsted]

The problem is that Latex access is talking directly to BRLtty so there is no input file.

-Kevin

> On Feb 24, 2015, at 8:47 PM, Dave Mielke <dave at mielke.cc> wrote:
> 
> [quoted lines by Kevin Fjelsted on 2015/02/24 at 20:12 -0600]
> 
>> Actually what I want is a pass through of what is showing on the display to a 
>> text file that I can then load into the Braille dispay. 
> 
> That wouldn't work very well because what shows up on the braille display is 
> simply the part of the screen that you're "looking" at at the moment. As you 
> move left and right, up and down, etc, this changes. You probably wouldn't want 
> to carefully move through an entire document in order to create the kind of 
> file you're loking for as that'd be very tedious and error prone.
> 
>> FOr example LatexAccess suports outputting to BRLTTY, however although this is 
>> great when one is on-line and reading the Braille with the display directly 
>> connected, I can't keep an archiaval of the output. So I want to take the xame 
>> output that was coming to the Braille display and store it in a text file.
> 
> I understand. What you really want to do, though, is to recreate that output in 
> a simple and error free way. That's exactly what the brltty-ctb command, that 
> comes with brltty, does for you.
> 
> The brltty-ctb command has a -h (help) option that'll show you all the details. 
> Basically, you point its standard input at the file you'd like to translate, 
> and the translation will be written to its standard output. The two options 
> you'll be particularly interested in are -c (contraction table) and -t (text 
> table). The contraction table, just like with brltty, in your case would be 
> latex-access. The text table should be the same text table that you use in 
> brltty.
> 
> For a simple example: I speak English, and am in Canada where we use US Grade 2 
> for contracted braille. To translate a document (e.g. the Bible) into US grade 
> 2 contracted braille, I'd do something like this:
> 
>   brltty-ctb <bible.txt >bible.brf -c en-us-g2 -t en_CA
> 
> You need to specify the text table so that brltty-ctb will know which 
> characters to write in order for you to get the correct braille dot 
> combinations. If the text table isn't specified then brltty-ctb will write out 
> the contracted braille using Unicode braille characters. If you have the 
> ability to view the output as Unicode braille characters then you needn't 
> specify the text table.
> 
> -- 
> Dave Mielke           | 2213 Fox Crescent | The Bible is the very Word of God.
> Phone: 1-613-726-0014 | Ottawa, Ontario   | http://Mielke.cc/bible/
> EMail: Dave at Mielke.cc | Canada  K2A 1H7   | http://FamilyRadio.org/
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