From: Hans van der Meer <H.vanderMeer@uva.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: lines tightly fitting together
Date: Wed, 2 Mar 2011 11:02:43 +0100 [thread overview]
Message-ID: <2F0BB56A-6F74-49AA-A237-F9FB7A6ECDC2@uva.nl> (raw)
In-Reply-To: <AANLkTi=Mr4YHcMavUidVkrgFahB5XTpmh3ojb0iHnrUW@mail.gmail.com>
Finally turned to Metapost. Placing things at exactly the right point is much easier there. However, my Metapost has become somewhat rusty. Took me most of the morning to fresh things up a bit and produce something not looking too bad.
Hans van der Meer.
On 2 mrt 2011, at 09:33, luigi scarso wrote:
> On Wed, Mar 2, 2011 at 9:22 AM, Hans van der Meer <H.vanderMeer@uva.nl> wrote:
>>
>> On 2 mrt 2011, at 07:05, Wolfgang Schuster wrote:
>>
>> Am 01.03.2011 um 21:59 schrieb Hans van der Meer:
>>
>> Wolfgang,
>>
>> Replying directly to your address because the message body is too large.
>> Pictures are pixel images of DVB subtitles from telvision broadcast, in case
>> youre wondering.
>>
>> Why don’t you create a real font for this, this will create smaller files
>> and you can use it with other programs.
>>
>> That is beside the point. The problem is not the drawing of letters, but the
>> extraction of pixel data from a Transport Stream packets. The specification
>> of the DVB-subtitles mentions two variants: (1) string of characters, (2)
>> pixel colorvalues to be looked up in a 16-value CLUT. The stream I have at
>> hand consists of pixel data in a 720x36 rectangle. Furthermore different
>> broadcast stations use different lettertypes. Of course it would be nice if
>> I could simply extract the letters, but for the moment this surpasses my
>> abilities.
> perhaps leptonica can help here .
>
> --
> luigi
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next prev parent reply other threads:[~2011-03-02 10:02 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-01 18:58 Hans van der Meer
2011-03-01 19:21 ` Wolfgang Schuster
2011-03-01 20:06 ` Hans van der Meer
2011-03-01 20:10 ` Hans van der Meer
2011-03-01 20:25 ` Wolfgang Schuster
[not found] ` <D7954E07-DF49-4603-87C5-FA9A61F42BF0@uva.nl>
[not found] ` <CCE9257C-A22E-4DD3-9B14-4E4426212BEF@gmail.com>
2011-03-02 8:22 ` Hans van der Meer
2011-03-02 8:33 ` luigi scarso
2011-03-02 10:02 ` Hans van der Meer [this message]
2011-03-01 23:06 ` Hartmut Henkel
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