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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
extern crate basic_dsp_vector;
extern crate num_complex;
pub mod facade32;
pub mod combined_ops32;
pub mod facade64;
pub mod combined_ops64;
use basic_dsp_vector::{VoidResult, SingleBuffer, TransRes, PaddingOption, GenDspVec, ScalarResult,
ErrorReason};
use basic_dsp_vector::window_functions::*;
use basic_dsp_vector::conv_types::*;
use basic_dsp_vector::numbers::RealNumber;
use num_complex::Complex;
pub struct InteropVec<T>
where T: RealNumber
{
buffer: SingleBuffer<T>,
vec: GenDspVec<Vec<T>, T>,
}
impl<T> InteropVec<T>
where T: RealNumber
{
pub fn convert_vec<F>(mut self, op: F) -> VectorInteropResult<InteropVec<T>>
where F: Fn(&mut GenDspVec<Vec<T>, T>, &mut SingleBuffer<T>) -> VoidResult
{
let result = op(&mut self.vec, &mut self.buffer);
match result {
Ok(()) => VectorInteropResult{vector: Box::new(self), result_code: 0},
Err(res) => {
VectorInteropResult {
vector: Box::new(self),
result_code: translate_error(res),
}
}
}
}
pub fn trans_vec<F>(self, op: F) -> VectorInteropResult<InteropVec<T>>
where F: Fn(GenDspVec<Vec<T>, T>, &mut SingleBuffer<T>) -> TransRes<GenDspVec<Vec<T>, T>>
{
let mut buffer = self.buffer;
let vec = self.vec;
let result = op(vec, &mut buffer);
match result {
Ok(vec) => {
VectorInteropResult {
vector: Box::new(InteropVec {
vec: vec,
buffer: buffer,
}),
result_code: 0,
}
}
Err((err, vec)) => {
VectorInteropResult {
vector: Box::new(InteropVec {
vec: vec,
buffer: buffer,
}),
result_code: translate_error(err),
}
}
}
}
pub fn convert_scalar<F, TT>(&self, op: F, default: TT) -> ScalarInteropResult<TT>
where F: Fn(&GenDspVec<Vec<T>, T>) -> ScalarResult<TT>
{
let result = op(&self.vec);
match result {
Ok(res) => {
ScalarInteropResult {
result: res,
result_code: 0,
}
}
Err(res) => {
ScalarInteropResult {
result: default,
result_code: translate_error(res),
}
}
}
}
pub fn decompose(self) -> (GenDspVec<Vec<T>, T>, SingleBuffer<T>) {
(self.vec, self.buffer)
}
}
pub fn convert_void(result: VoidResult) -> i32 {
match result {
Ok(()) => 9,
Err(err) => translate_error(err),
}
}
pub fn translate_error(reason: ErrorReason) -> i32 {
match reason {
ErrorReason::InputMustHaveTheSameSize => 1,
ErrorReason::InputMetaDataMustAgree => 2,
ErrorReason::InputMustBeComplex => 3,
ErrorReason::InputMustBeReal => 4,
ErrorReason::InputMustBeInTimeDomain => 5,
ErrorReason::InputMustBeInFrequencyDomain => 6,
ErrorReason::InvalidArgumentLength => 7,
ErrorReason::InputMustBeConjSymmetric => 8,
ErrorReason::InputMustHaveAnOddLength => 9,
ErrorReason::ArgumentFunctionMustBeSymmetric => 10,
ErrorReason::InvalidNumberOfArgumentsForCombinedOp => 11,
ErrorReason::InputMustNotBeEmpty => 12,
ErrorReason::InputMustHaveAnEvenLength => 13,
ErrorReason::TypeCanNotResize => 14,
}
}
pub fn translate_to_window_function<T>(value: i32) -> Box<WindowFunction<T>>
where T: RealNumber
{
if value == 0 {
Box::new(TriangularWindow)
} else {
Box::new(HammingWindow::default())
}
}
pub fn translate_to_real_convolution_function<T>(value: i32,
rolloff: T)
-> Box<RealImpulseResponse<T>>
where T: RealNumber
{
if value == 0 {
Box::new(SincFunction::new())
} else {
Box::new(RaisedCosineFunction::new(rolloff))
}
}
pub fn translate_to_real_frequency_response<T>(value: i32,
rolloff: T)
-> Box<RealFrequencyResponse<T>>
where T: RealNumber
{
if value == 0 {
Box::new(SincFunction::new())
} else {
Box::new(RaisedCosineFunction::new(rolloff))
}
}
pub fn translate_to_padding_option(value: i32) -> PaddingOption {
match value {
0 => PaddingOption::End,
1 => PaddingOption::Surround,
_ => PaddingOption::Center,
}
}
#[repr(C)]
pub struct VectorInteropResult<T> {
pub result_code: i32,
pub vector: Box<T>,
}
#[repr(C)]
pub struct BinaryVectorInteropResult<T> {
pub result_code: i32,
pub vector1: Box<T>,
pub vector2: Box<T>,
}
#[repr(C)]
pub struct ScalarInteropResult<T>
where T: Sized
{
pub result_code: i32,
pub result: T,
}
struct ForeignWindowFunction<T>
where T: RealNumber
{
pub window_function: extern "C" fn(*const std::os::raw::c_void, usize, usize) -> T,
pub window_data: usize,
pub is_symmetric: bool,
}
impl<T> WindowFunction<T> for ForeignWindowFunction<T>
where T: RealNumber
{
fn is_symmetric(&self) -> bool {
self.is_symmetric
}
fn window(&self, idx: usize, points: usize) -> T {
let fun = self.window_function;
fun(self.window_data as *const std::os::raw::c_void, idx, points)
}
}
struct ForeignRealConvolutionFunction<T>
where T: RealNumber
{
pub conv_function: extern "C" fn(*const std::os::raw::c_void, T) -> T,
pub conv_data: usize,
pub is_symmetric: bool,
}
impl<T> RealImpulseResponse<T> for ForeignRealConvolutionFunction<T>
where T: RealNumber
{
fn is_symmetric(&self) -> bool {
self.is_symmetric
}
fn calc(&self, x: T) -> T {
let fun = self.conv_function;
fun(self.conv_data as *const std::os::raw::c_void, x)
}
}
impl<T> RealFrequencyResponse<T> for ForeignRealConvolutionFunction<T>
where T: RealNumber
{
fn is_symmetric(&self) -> bool {
self.is_symmetric
}
fn calc(&self, x: T) -> T {
let fun = self.conv_function;
fun(self.conv_data as *const std::os::raw::c_void, x)
}
}
struct ForeignComplexConvolutionFunction<T>
where T: RealNumber
{
pub conv_function: extern "C" fn(*const std::os::raw::c_void, T) -> Complex<T>,
pub conv_data: usize,
pub is_symmetric: bool,
}
impl<T> ComplexImpulseResponse<T> for ForeignComplexConvolutionFunction<T>
where T: RealNumber
{
fn is_symmetric(&self) -> bool {
self.is_symmetric
}
fn calc(&self, x: T) -> Complex<T> {
let fun = self.conv_function;
fun(self.conv_data as *const std::os::raw::c_void, x)
}
}
impl<T> ComplexFrequencyResponse<T> for ForeignComplexConvolutionFunction<T>
where T: RealNumber
{
fn is_symmetric(&self) -> bool {
self.is_symmetric
}
fn calc(&self, x: T) -> Complex<T> {
let fun = self.conv_function;
fun(self.conv_data as *const std::os::raw::c_void, x)
}
}