[Radiance-general] changing header in images for evalglare

[David Appelfeld]

Hi Greg,
thank you for explanation, it is clear now.
Best,
David

On 9 December 2011 16:12, Greg Ward <gregoryjward at gmail.com> wrote:

> Hi David,
>
> Similar to rtrace, on which it is based, rtcontrib has no notion of what a
> picture is.  The output from it is consequently lacking information you
> would get out of rpict or rvu for example.  There is no easy fix to this,
> other than scripting something to post-process the output as I suppose you
> are doing.
>
> Cheers,
> -Greg
>
> *From: *David Appelfeld <d.appelfeld at gmail.com>
>
> *Date: *December 9, 2011 4:03:43 PM PST
>
> *
> *
>
> Thank you Greg, it is working.
>
> Is there way how to include the view information in the header directly,
> instead of manipulating header for each picture?
>
> Best
> David
>
>
> On 9 December 2011 15:39, Greg Ward <gregoryjward at gmail.com> wrote:
>
>> Use:
>>
>>        getinfo < orig.hdr > modified.hdr
>>        # modify "modified.hdr" using favorite text editor, keeping final
>> empty line (and no others)
>>        getinfo - < orig.hdr >> modified.hdr
>>
>> If you're just adding a view line to the header, you could use:
>>
>>        echo "VIEW= -vta -vh 180 -vv 180" > modified.hdr
>>        cat orig.hdr >> modified.hdr
>>
>> The latter method messes up the header slightly, but should still work.
>>
>> -Greg
>>
>> > From: David Appelfeld <d.appelfeld at gmail.com>
>> > Date: December 9, 2011 3:28:10 PM PST
>> >
>> > Hello All,
>> >
>> > I want to use evalglare to evaluate glare in radiance images. I
>> generated images by three phase method, unfortunately header of those
>> images does not include view information, which I think that evalglare
>> looks for explicitly.
>> > I have tried to change the image header just in text editor but it  did
>> not work and demage the image. I would like to ask how to change the
>> header, I know that it may be trivial but I did spend some time on it
>> already and did not find how to do it yet.
>> >
>> > Thank you for all advices.
>> > David
>>
>
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