[Elphel-support] get image and histogram for the command line

Sebastian Pichelhofer sebastian.pichelhofer at gmail.com
Wed Mar 23 04:08:39 PDT 2011


Do you mean you have a monochrome sensor but get a color image? Sounds like
magic ;)

You can try to reduce color saturation in camvc.


To 1.

Do you mean an uncompressed image, or a raw (not debayered image)?


Regards Sebastian

On Wed, Mar 23, 2011 at 12:57, Sebastien COUDERT <
sebastien.coudert at univ-lille1.fr> wrote:

> Bonjour,
>
> thank you very much for the camera configuration from the command line:
> curl
> http://192.168.0.9/camvc.php?set=0/comp_run:stop/ae:off/iq:100/e:90/bh:1/bv:1/dh:1/dv:1/comp_run:run
>
> I have two other questions.
> I am getting the image from the command line using wget:
> wget http://192.168.0.9:8081/bimg
>
> As I have a grayscale CMOS camera, I was looking for a grayscale image;
> But, I get a color image (besides, a few pixel are red or green ... might
> be due to JPEG compression).
>
> 1. Is it possible to get directly a gray scale image (to get both a smaller
> file size and a closer image to reality) ?
> Moreover, how to get the raw image (i.e. not compressed in JPEG format) ?
>
> 2. As I understood that histogram was by the FPGA, could I get both the
> histogram and the corresponding image using the command line ? Beware that
> my images are totally different from one shot to an other even at 10 Hframe
> per second.
>
> Many thanks in advance.
>
> Cordialement, Sebastien COUDERT.
>
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