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clipm_priv_image_resample.h
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1 
2 /*********************************************************************
3  * E.S.O. - VLT project
4  *
5  * "@(#) $Id: clipm_priv_image_resample.h 262677 2014-12-08 13:29:04Z cgarcia $"
6  *
7  * Private functions for resampling of images
8  *
9  * who when what
10  * -------- ---------- ----------------------------------------------
11  * hlorch 2006-08-12 created
12  */
13 
14 #ifndef CLIPM_PRIV_IMAGE_RESAMPLE_H
15 #define CLIPM_PRIV_IMAGE_RESAMPLE_H
16 
17 /*-----------------------------------------------------------------------------
18  Includes
19  -----------------------------------------------------------------------------*/
20 
21 #include <cpl.h>
22 
23 /*-----------------------------------------------------------------------------
24  Declaration Block
25  -----------------------------------------------------------------------------*/
26 
27 #ifdef __cplusplus
28 extern "C" {
29 #endif
30 
31 /*-----------------------------------------------------------------------------
32  Prototypes
33  -----------------------------------------------------------------------------*/
34 
35 cpl_image *clipm_priv_image_lineartrans_bilinear(
36  const cpl_image *input,
37  const cpl_matrix *transform,
38  cpl_matrix *shift,
39  const cpl_size window_xxyy[4],
40  int adjust_size,
41  int use_outside_wdw,
42  int norm_flag,
43  int set_bpm_flag,
44  cpl_image **contrib_map);
45 
46 cpl_image *clipm_priv_image_resample_bilinear(
47  const cpl_image *input,
48  double scale);
49 
50 double clipm_priv_image_resample_undo_position(
51  double resampled_position,
52  double scale);
53 
54 double clipm_priv_image_resample_position(
55  double original_position,
56  double scale);
57 
58 /*----------------------------------------------------------------------------*/
59 
60 #ifdef __cplusplus
61 } /* extern "C" */
62 #endif
63 
64 #endif /* CLIPM_PRIV_IMAGE_RESAMPLE_H */
clipm_priv_image_lineartrans_bilinear
cpl_image * clipm_priv_image_lineartrans_bilinear(const cpl_image *input, const cpl_matrix *transform, cpl_matrix *shift, const cpl_size window_xxyy[4], int adjust_size, int use_outside_wdw, int norm_flag, int set_bpm_flag, cpl_image **contrib_map)
Linearly transform a 2d-image using bilinear interpolation.
Definition: clipm_priv_image_resample.c:373
clipm_priv_image_resample_undo_position
double clipm_priv_image_resample_undo_position(double resampled_position, double scale)
Backtransform a position (x or y) from a resampled image to the original position before resampling (...
Definition: clipm_priv_image_resample.c:866
clipm_priv_image_resample_position
double clipm_priv_image_resample_position(double original_position, double scale)
Transform a position (x or y) from an image, which is to be resampled, to the new position in the res...
Definition: clipm_priv_image_resample.c:889
clipm_priv_image_resample_bilinear
cpl_image * clipm_priv_image_resample_bilinear(const cpl_image *input, double scale)
Resample an image using bilinear interpolation.
Definition: clipm_priv_image_resample.c:615
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