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clipm_image_signal.h
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1
2/*********************************************************************
3 * E.S.O. - VLT project
4 *
5 * "@(#) $Id: clipm_image_signal.h 262699 2014-12-08 19:15:56Z cgarcia $"
6 *
7 * Functions for image signal processing
8 *
9 * who when what
10 * -------- ---------- ----------------------------------------------
11 * hlorch 2008-08-28 created
12 */
13
14#ifndef CLIPM_IMAGE_SIGNAL_H
15#define CLIPM_IMAGE_SIGNAL_H
16
17/*-----------------------------------------------------------------------------
18 Includes
19 -----------------------------------------------------------------------------*/
20
21#include <cpl.h>
22
23/*-----------------------------------------------------------------------------
24 Declaration Block
25 -----------------------------------------------------------------------------*/
26
27#ifdef __cplusplus
28extern "C" {
29#endif
30
31/*-----------------------------------------------------------------------------
32 Prototypes
33 -----------------------------------------------------------------------------*/
34
35double clipm_image_signal_estimate_bg_in_region(
36 const cpl_image *img,
37 const cpl_size window_xxyy[4],
38 double *out_sigma,
39 cpl_size *out_nused);
40
41double clipm_image_signal_estimate_fwhm_round(
42 const cpl_image *img,
43 double x_peakpos,
44 double y_peakpos,
45 double bg_level);
46
47cpl_error_code clipm_image_signal_get_barycentre(
48 const cpl_image *img,
49 const cpl_size window_xxyy[4],
50 double bg_level,
51 double lower_cutlevel,
52 double *out_xy_centre,
53 double *out_weight,
54 cpl_size *out_nused);
55
56
57/*----------------------------------------------------------------------------*/
58
59#ifdef __cplusplus
60} /* extern "C" */
61#endif
62
63#endif /* CLIPM_IMAGE_SIGNAL_H */
clipm_image_signal_get_barycentre
cpl_error_code clipm_image_signal_get_barycentre(const cpl_image *img, const cpl_size window_xxyy[4], double bg_level, double lower_cutlevel, double *out_xy_centre, double *out_weight, cpl_size *out_nused)
Compute the barycentre of an object.
Definition clipm_image_signal.c:474
clipm_image_signal_estimate_fwhm_round
double clipm_image_signal_estimate_fwhm_round(const cpl_image *img, double x_peakpos, double y_peakpos, double bg_level)
Estimate the FWHM of a round object.
Definition clipm_image_signal.c:284
clipm_image_signal_estimate_bg_in_region
double clipm_image_signal_estimate_bg_in_region(const cpl_image *img, const cpl_size window_xxyy[4], double *out_sigma, cpl_size *out_nused)
Estimate the background in a small image region.
Definition clipm_image_signal.c:110
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