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/* test video grabber ... just generates noise and optional errors
*/
/*
This file is part of VIPS.
VIPS is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
/*
These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /*HAVE_CONFIG_H*/
#include <glib/gi18n-lib.h>
#include <vips/vips.h>
/**
* im_video_test:
* @im: write image here
* @brightness: brightness setting
* @error: set this to make the function return an error
*
* Make a test video image. Set @error to trigger an error.
*
* Returns: 0 on success, -1 on error
*/
int
im_video_test(IMAGE *im, int brightness, int error)
{
if (error) {
im_error("im_video_test", "%s", _("error requested"));
return -1;
}
else
return im_gaussnoise(im, 720, 576, brightness, 20);
}
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