Paparazzi UAS v7.0_unstable
Paparazzi is a free software Unmanned Aircraft System.
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fast_rosten.h
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1/*
2Copyright (c) 2006, 2008 Edward Rosten
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions
7are met:
8
9
10 *Redistributions of source code must retain the above copyright
11 notice, this list of conditions and the following disclaimer.
12
13 *Redistributions in binary form must reproduce the above copyright
14 notice, this list of conditions and the following disclaimer in the
15 documentation and/or other materials provided with the distribution.
16
17 *Neither the name of the University of Cambridge nor the names of
18 its contributors may be used to endorse or promote products derived
19 from this software without specific prior written permission.
20
21THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
25CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32*/
33
34#ifndef FAST_H
35#define FAST_H
36
37#include "std.h"
38#include "lib/vision/image.h"
39
41int fast9_detect_pixel(struct image_t *img, uint8_t threshold, uint16_t x, uint16_t y);
42
43
44#endif
void fast9_detect(struct image_t *img, uint8_t threshold, uint16_t min_dist, uint16_t x_padding, uint16_t y_padding, uint16_t *num_corners, uint16_t *ret_corners_length, struct point_t **ret_corners, uint16_t *roi)
Do a FAST9 corner detection.
Definition fast_rosten.c:52
int fast9_detect_pixel(struct image_t *img, uint8_t threshold, uint16_t x, uint16_t y)
Do a FAST9 corner detection for a single pixel.
Image helper functions like resizing, color filter, converters...
uint16_t foo
Definition main_demo5.c:58
unsigned short uint16_t
Typedef defining 16 bit unsigned short type.
unsigned char uint8_t
Typedef defining 8 bit unsigned char type.