Bonjour,
j'ai trouvé un programme sur internet qui m'intéresse et je voudrais letraduire en c. Es-ce possible?

le voici:

CIC.h
Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
 
// 
// Copyright(c) 1993-1996 Tony Kirke
// author="Tony Kirke" *
/*
 * SPUC - Signal processing using C++ - A DSP library
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef CIC
#define CIC
namespace SPUC {
/*! 
  \addtogroup fir FIR filters
*/
 
/*!   \brief   class for CIC digital filter
  \ingroup fir interpolation
*/
//!
//!  Implementation for cascaded integrator comb filters
//!  This implementation provides for both decimation and
//!  interpolation filtering. Registers are signed long and
//!  the default number of stages is 3.
//! \image html cic.gif
//! \image latex cic.eps
class cic
{
 protected:
  signed long* nacc; //! Accumulators
  signed long* diff; //! Differentiators
  signed long* prev; //! Previous values
  char stages; //! Number of stages
 public:                         
  //! Constructor
  cic(char n=3);
  //! Reset
  void reset() { 	
	for (int i=0;i<stages;i++) nacc[i] = diff[i] = prev[i] = 0;
  }
  //! For CIC interpolation, non-zero dump implies new input
  signed long interpolate(signed long in=0, signed char dump=0);
  //! For CIC decimation, non-zero dump implies output required
  signed long decimate(signed long in, signed char dump);
  //! To change the number of stages dynamically
  void num_stages(char n);
};
} // namespace SPUC 
#endif
cic.cpp

Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
 
// 
// Copyright(c) 1993-1996 Tony Kirke
// author="Tony Kirke" *
/*
 * SPUC - Signal processing using C++ - A DSP library
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
// See cic.h for description
#include <cic.h>
namespace SPUC {
cic::cic(char n) : stages(n)
{
	int i;
	nacc = new signed long[n];  
	diff = new signed long[n]; 
	prev = new signed long[n]; 
	for (i=0;i<stages;i++) nacc[i] = diff[i] = prev[i] = 0;
}
void cic::num_stages(char n)
{
	int i;
	stages = n; 
	delete nacc;
	delete diff;
	delete prev; 
	nacc = new signed long[n];  
	diff = new signed long[n]; 
	prev = new signed long[n]; 
	for (i=0;i<stages;i++) nacc[i] = diff[i] = prev[i] = 0;
}
signed long cic::interpolate(signed long in, signed char dump)
{
	char i;
	if (dump) {
		diff[0] = in - prev[0];
		prev[0] = in;
		for (i=1;i<stages;i++) {
			diff[i] = diff[i-1] - prev[i];
			prev[i] = diff[i-1];
		}
		nacc[0] += diff[stages-1];
	}  
	for (i=0;i<(stages-1);i++) nacc[i+1] += nacc[i];
	return(nacc[stages-1]);
} 
signed long cic::decimate(signed long in, signed char dump)
{
	char i;
	nacc[0] += in;
	for (i=0;i<(stages-1);i++) nacc[i+1] += nacc[i];
	if (dump) {
		diff[0] = nacc[stages-1] - prev[0];
		prev[0] = nacc[stages-1];
		for (i=1;i<stages;i++) {
			diff[i] = diff[i-1] - prev[i];
			prev[i] = diff[i-1];
		}
	}
	return(diff[stages-1]);
}
 
 
} // namespace SPUC
Merci de votre aide.