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
78
79
|
<?php
interface RESAMPLERInterface {
function Resample($data, $flags = 0);
};
abstract class RESAMPLER implements RESAMPLERInterface {
var $options;
function __construct(REQUEST $req = NULL, array $options = NULL , $sampling = false) {
$this->options = $options?$options:array();
}
function GetOption($opt, $default = false) {
if (isset($this->options[$opt])) return $this->options[$opt];
return $default;
}
function GetNumberOfChannels($data) {
// We can compute later
return $data['info']['n_channels'];
}
static function IsApplicable($sampling = false) {
if ($sampling)
return false;
return true;
}
static function GetResampler(REQUEST $req = NULL, $resampler, $sampling = false) {
global $ADEI_RESAMPLERS;
$cfg = $ADEI_RESAMPLERS[$resampler];
if (!$cfg) throw new ADEIException(translate("Unsupported resampler (%s) is configured", $resampler));
ADEI::RequireClass("resamplers/" . strtolower($cfg['handler']), true);
$r = new $cfg['handler']($req, $cfg['opts'], $sampling);
return $r;
}
static function GetSelectList($sampling = false) {
global $ADEI;
global $ADEI_RESAMPLERS;
$res = array();
foreach ($ADEI_RESAMPLERS as $name => $cfg) {
ADEI::RequireClass("resamplers/" . strtolower($cfg['handler']), true);
if ($cfg['handler']::IsApplicable($sampling)) {
array_push($res, array(
'value' => $name,
'label' => $cfg['title'],
));
}
}
return $res;
}
/*
static function GetMethods() {
global $ADEI_RESAMPLERS;
$root = ADEI::GetRootDir();
$setup = ADEI::GetSetupDir();
$names = array_merge(glob("$setup/classes/resamplers/*.php"), glob("$root/classes/resamplers/*.php"));
foreach ($names as &$name) {
$name = basename($name, ".php");
}
$names = array_uniq($names);
foreach $names as $name {
ADEI::RequireClass("resamplers/$name");
}
*/
}
?>
|