不韋 呂 / F746_AcousticEffector_MIC

Audio singal input and output example for DISCO-F746. Input: MEMS mic, Output: CN10 OUT, Acoustic effect: echo and frequency shift. DISCO-F746 によるオーディオ信号入出力．入力：MEMS マイク，出力：CN10 OUT，音響効果：エコー，周波数変換．

Dependencies:   F746_GUI F746_SAI_IO

mbed_src_STM32F7/api/FunctionPointer.h@10:56f2f01df983, 2017-04-10 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Apr 10 13:44:13 2017 +0000
Revision:
10:56f2f01df983
Parent:
6:38f7dce055d0 
11

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 6:38f7dce055d0 1 /* mbed Microcontroller Library
MikamiUitOpen 6:38f7dce055d0 2 * Copyright (c) 2006-2015 ARM Limited
MikamiUitOpen 6:38f7dce055d0 3 *
MikamiUitOpen 6:38f7dce055d0 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 6:38f7dce055d0 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 6:38f7dce055d0 6 * You may obtain a copy of the License at
MikamiUitOpen 6:38f7dce055d0 7 *
MikamiUitOpen 6:38f7dce055d0 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 6:38f7dce055d0 9 *
MikamiUitOpen 6:38f7dce055d0 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 6:38f7dce055d0 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 6:38f7dce055d0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 6:38f7dce055d0 13 * See the License for the specific language governing permissions and
MikamiUitOpen 6:38f7dce055d0 14 * limitations under the License.
MikamiUitOpen 6:38f7dce055d0 15 */
MikamiUitOpen 6:38f7dce055d0 16 #ifndef MBED_FUNCTIONPOINTER_H
MikamiUitOpen 6:38f7dce055d0 17 #define MBED_FUNCTIONPOINTER_H
MikamiUitOpen 6:38f7dce055d0 18
MikamiUitOpen 6:38f7dce055d0 19 #include <string.h>
MikamiUitOpen 6:38f7dce055d0 20 #include <stdint.h>
MikamiUitOpen 6:38f7dce055d0 21
MikamiUitOpen 6:38f7dce055d0 22 namespace mbed {
MikamiUitOpen 6:38f7dce055d0 23
MikamiUitOpen 6:38f7dce055d0 24 /* If we had variaditic templates, this wouldn't be a problem, but until C++11 is enabled, we are stuck with multiple classes... */
MikamiUitOpen 6:38f7dce055d0 25
MikamiUitOpen 6:38f7dce055d0 26 /** A class for storing and calling a pointer to a static or member function
MikamiUitOpen 6:38f7dce055d0 27 */
MikamiUitOpen 6:38f7dce055d0 28 template <typename R, typename A1>
MikamiUitOpen 6:38f7dce055d0 29 class FunctionPointerArg1{
MikamiUitOpen 6:38f7dce055d0 30 public:
MikamiUitOpen 6:38f7dce055d0 31 /** Create a FunctionPointer, attaching a static function
MikamiUitOpen 6:38f7dce055d0 32 *
MikamiUitOpen 6:38f7dce055d0 33 * @param function The static function to attach (default is none)
MikamiUitOpen 6:38f7dce055d0 34 */
MikamiUitOpen 6:38f7dce055d0 35 FunctionPointerArg1(R (*function)(A1) = 0) {
MikamiUitOpen 6:38f7dce055d0 36 attach(function);
MikamiUitOpen 6:38f7dce055d0 37 }
MikamiUitOpen 6:38f7dce055d0 38
MikamiUitOpen 6:38f7dce055d0 39 /** Create a FunctionPointer, attaching a member function
MikamiUitOpen 6:38f7dce055d0 40 *
MikamiUitOpen 6:38f7dce055d0 41 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 6:38f7dce055d0 42 * @param function The address of the member function to attach
MikamiUitOpen 6:38f7dce055d0 43 */
MikamiUitOpen 6:38f7dce055d0 44 template<typename T>
MikamiUitOpen 6:38f7dce055d0 45 FunctionPointerArg1(T *object, R (T::*member)(A1)) {
MikamiUitOpen 6:38f7dce055d0 46 attach(object, member);
MikamiUitOpen 6:38f7dce055d0 47 }
MikamiUitOpen 6:38f7dce055d0 48
MikamiUitOpen 6:38f7dce055d0 49 /** Attach a static function
MikamiUitOpen 6:38f7dce055d0 50 *
MikamiUitOpen 6:38f7dce055d0 51 * @param function The static function to attach (default is none)
MikamiUitOpen 6:38f7dce055d0 52 */
MikamiUitOpen 6:38f7dce055d0 53 void attach(R (*function)(A1)) {
MikamiUitOpen 6:38f7dce055d0 54 _p.function = function;
MikamiUitOpen 6:38f7dce055d0 55 _membercaller = 0;
MikamiUitOpen 6:38f7dce055d0 56 }
MikamiUitOpen 6:38f7dce055d0 57
MikamiUitOpen 6:38f7dce055d0 58 /** Attach a member function
MikamiUitOpen 6:38f7dce055d0 59 *
MikamiUitOpen 6:38f7dce055d0 60 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 6:38f7dce055d0 61 * @param function The address of the member function to attach
MikamiUitOpen 6:38f7dce055d0 62 */
MikamiUitOpen 6:38f7dce055d0 63 template<typename T>
MikamiUitOpen 6:38f7dce055d0 64 void attach(T *object, R (T::*member)(A1)) {
MikamiUitOpen 6:38f7dce055d0 65 _p.object = static_cast<void*>(object);
MikamiUitOpen 6:38f7dce055d0 66 *reinterpret_cast<R (T::**)(A1)>(_member) = member;
MikamiUitOpen 6:38f7dce055d0 67 _membercaller = &FunctionPointerArg1::membercaller<T>;
MikamiUitOpen 6:38f7dce055d0 68 }
MikamiUitOpen 6:38f7dce055d0 69
MikamiUitOpen 6:38f7dce055d0 70 /** Call the attached static or member function
MikamiUitOpen 6:38f7dce055d0 71 */
MikamiUitOpen 6:38f7dce055d0 72 R call(A1 a) {
MikamiUitOpen 6:38f7dce055d0 73 if (_membercaller == 0 && _p.function) {
MikamiUitOpen 6:38f7dce055d0 74 return _p.function(a);
MikamiUitOpen 6:38f7dce055d0 75 } else if (_membercaller && _p.object) {
MikamiUitOpen 6:38f7dce055d0 76 return _membercaller(_p.object, _member, a);
MikamiUitOpen 6:38f7dce055d0 77 }
MikamiUitOpen 6:38f7dce055d0 78 return (R)0;
MikamiUitOpen 6:38f7dce055d0 79 }
MikamiUitOpen 6:38f7dce055d0 80
MikamiUitOpen 6:38f7dce055d0 81 /** Get registered static function
MikamiUitOpen 6:38f7dce055d0 82 */
MikamiUitOpen 6:38f7dce055d0 83 R(*get_function(A1))() {
MikamiUitOpen 6:38f7dce055d0 84 return _membercaller ? (R(*)(A1))0 : (R(*)(A1))_p.function;
MikamiUitOpen 6:38f7dce055d0 85 }
MikamiUitOpen 6:38f7dce055d0 86
MikamiUitOpen 6:38f7dce055d0 87 #ifdef MBED_OPERATORS
MikamiUitOpen 6:38f7dce055d0 88 R operator ()(A1 a) {
MikamiUitOpen 6:38f7dce055d0 89 return call(a);
MikamiUitOpen 6:38f7dce055d0 90 }
MikamiUitOpen 6:38f7dce055d0 91 operator bool(void) const {
MikamiUitOpen 6:38f7dce055d0 92 return (_membercaller != NULL ? _p.object : (void*)_p.function) != NULL;
MikamiUitOpen 6:38f7dce055d0 93 }
MikamiUitOpen 6:38f7dce055d0 94 #endif
MikamiUitOpen 6:38f7dce055d0 95 private:
MikamiUitOpen 6:38f7dce055d0 96 template<typename T>
MikamiUitOpen 6:38f7dce055d0 97 static R membercaller(void *object, uintptr_t *member, A1 a) {
MikamiUitOpen 6:38f7dce055d0 98 T* o = static_cast<T*>(object);
MikamiUitOpen 6:38f7dce055d0 99 R (T::**m)(A1) = reinterpret_cast<R (T::**)(A1)>(member);
MikamiUitOpen 6:38f7dce055d0 100 return (o->**m)(a);
MikamiUitOpen 6:38f7dce055d0 101 }
MikamiUitOpen 6:38f7dce055d0 102
MikamiUitOpen 6:38f7dce055d0 103 union {
MikamiUitOpen 6:38f7dce055d0 104 R (*function)(A1); // static function pointer
MikamiUitOpen 6:38f7dce055d0 105 void *object; // object this pointer
MikamiUitOpen 6:38f7dce055d0 106 } _p;
MikamiUitOpen 6:38f7dce055d0 107 uintptr_t _member[4]; // aligned raw member function pointer storage - converted back by registered _membercaller
MikamiUitOpen 6:38f7dce055d0 108 R (*_membercaller)(void*, uintptr_t*, A1); // registered membercaller function to convert back and call _m.member on _object
MikamiUitOpen 6:38f7dce055d0 109 };
MikamiUitOpen 6:38f7dce055d0 110
MikamiUitOpen 6:38f7dce055d0 111 /** A class for storing and calling a pointer to a static or member function (R ()(void))
MikamiUitOpen 6:38f7dce055d0 112 */
MikamiUitOpen 6:38f7dce055d0 113 template <typename R>
MikamiUitOpen 6:38f7dce055d0 114 class FunctionPointerArg1<R, void>{
MikamiUitOpen 6:38f7dce055d0 115 public:
MikamiUitOpen 6:38f7dce055d0 116 /** Create a FunctionPointer, attaching a static function
MikamiUitOpen 6:38f7dce055d0 117 *
MikamiUitOpen 6:38f7dce055d0 118 * @param function The static function to attach (default is none)
MikamiUitOpen 6:38f7dce055d0 119 */
MikamiUitOpen 6:38f7dce055d0 120 FunctionPointerArg1(R (*function)(void) = 0) {
MikamiUitOpen 6:38f7dce055d0 121 attach(function);
MikamiUitOpen 6:38f7dce055d0 122 }
MikamiUitOpen 6:38f7dce055d0 123
MikamiUitOpen 6:38f7dce055d0 124 /** Create a FunctionPointer, attaching a member function
MikamiUitOpen 6:38f7dce055d0 125 *
MikamiUitOpen 6:38f7dce055d0 126 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 6:38f7dce055d0 127 * @param function The address of the void member function to attach
MikamiUitOpen 6:38f7dce055d0 128 */
MikamiUitOpen 6:38f7dce055d0 129 template<typename T>
MikamiUitOpen 6:38f7dce055d0 130 FunctionPointerArg1(T *object, R (T::*member)(void)) {
MikamiUitOpen 6:38f7dce055d0 131 attach(object, member);
MikamiUitOpen 6:38f7dce055d0 132 }
MikamiUitOpen 6:38f7dce055d0 133
MikamiUitOpen 6:38f7dce055d0 134 /** Attach a static function
MikamiUitOpen 6:38f7dce055d0 135 *
MikamiUitOpen 6:38f7dce055d0 136 * @param function The void static function to attach (default is none)
MikamiUitOpen 6:38f7dce055d0 137 */
MikamiUitOpen 6:38f7dce055d0 138 void attach(R (*function)(void)) {
MikamiUitOpen 6:38f7dce055d0 139 _p.function = function;
MikamiUitOpen 6:38f7dce055d0 140 _membercaller = 0;
MikamiUitOpen 6:38f7dce055d0 141 }
MikamiUitOpen 6:38f7dce055d0 142
MikamiUitOpen 6:38f7dce055d0 143 /** Attach a member function
MikamiUitOpen 6:38f7dce055d0 144 *
MikamiUitOpen 6:38f7dce055d0 145 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 6:38f7dce055d0 146 * @param function The address of the void member function to attach
MikamiUitOpen 6:38f7dce055d0 147 */
MikamiUitOpen 6:38f7dce055d0 148 template<typename T>
MikamiUitOpen 6:38f7dce055d0 149 void attach(T *object, R (T::*member)(void)) {
MikamiUitOpen 6:38f7dce055d0 150 _p.object = static_cast<void*>(object);
MikamiUitOpen 6:38f7dce055d0 151 *reinterpret_cast<R (T::**)(void)>(_member) = member;
MikamiUitOpen 6:38f7dce055d0 152 _membercaller = &FunctionPointerArg1::membercaller<T>;
MikamiUitOpen 6:38f7dce055d0 153 }
MikamiUitOpen 6:38f7dce055d0 154
MikamiUitOpen 6:38f7dce055d0 155 /** Call the attached static or member function
MikamiUitOpen 6:38f7dce055d0 156 */
MikamiUitOpen 6:38f7dce055d0 157 R call(){
MikamiUitOpen 6:38f7dce055d0 158 if (_membercaller == 0 && _p.function) {
MikamiUitOpen 6:38f7dce055d0 159 return _p.function();
MikamiUitOpen 6:38f7dce055d0 160 } else if (_membercaller && _p.object) {
MikamiUitOpen 6:38f7dce055d0 161 return _membercaller(_p.object, _member);
MikamiUitOpen 6:38f7dce055d0 162 }
MikamiUitOpen 6:38f7dce055d0 163 return (R)0;
MikamiUitOpen 6:38f7dce055d0 164 }
MikamiUitOpen 6:38f7dce055d0 165
MikamiUitOpen 6:38f7dce055d0 166 /** Get registered static function
MikamiUitOpen 6:38f7dce055d0 167 */
MikamiUitOpen 6:38f7dce055d0 168 R(*get_function())() {
MikamiUitOpen 6:38f7dce055d0 169 return _membercaller ? (R(*)())0 : (R(*)())_p.function;
MikamiUitOpen 6:38f7dce055d0 170 }
MikamiUitOpen 6:38f7dce055d0 171
MikamiUitOpen 6:38f7dce055d0 172 #ifdef MBED_OPERATORS
MikamiUitOpen 6:38f7dce055d0 173 R operator ()(void) {
MikamiUitOpen 6:38f7dce055d0 174 return call();
MikamiUitOpen 6:38f7dce055d0 175 }
MikamiUitOpen 6:38f7dce055d0 176 operator bool(void) const {
MikamiUitOpen 6:38f7dce055d0 177 return (_membercaller != NULL ? _p.object : (void*)_p.function) != NULL;
MikamiUitOpen 6:38f7dce055d0 178 }
MikamiUitOpen 6:38f7dce055d0 179 #endif
MikamiUitOpen 6:38f7dce055d0 180
MikamiUitOpen 6:38f7dce055d0 181 private:
MikamiUitOpen 6:38f7dce055d0 182 template<typename T>
MikamiUitOpen 6:38f7dce055d0 183 static R membercaller(void *object, uintptr_t *member) {
MikamiUitOpen 6:38f7dce055d0 184 T* o = static_cast<T*>(object);
MikamiUitOpen 6:38f7dce055d0 185 R (T::**m)(void) = reinterpret_cast<R (T::**)(void)>(member);
MikamiUitOpen 6:38f7dce055d0 186 return (o->**m)();
MikamiUitOpen 6:38f7dce055d0 187 }
MikamiUitOpen 6:38f7dce055d0 188
MikamiUitOpen 6:38f7dce055d0 189 union {
MikamiUitOpen 6:38f7dce055d0 190 R (*function)(void); // static function pointer
MikamiUitOpen 6:38f7dce055d0 191 void *object; // object this pointer
MikamiUitOpen 6:38f7dce055d0 192 } _p;
MikamiUitOpen 6:38f7dce055d0 193 uintptr_t _member[4]; // aligned raw member function pointer storage - converted back by registered _membercaller
MikamiUitOpen 6:38f7dce055d0 194 R (*_membercaller)(void*, uintptr_t*); // registered membercaller function to convert back and call _m.member on _object
MikamiUitOpen 6:38f7dce055d0 195 };
MikamiUitOpen 6:38f7dce055d0 196
MikamiUitOpen 6:38f7dce055d0 197 typedef FunctionPointerArg1<void, void> FunctionPointer;
MikamiUitOpen 6:38f7dce055d0 198 typedef FunctionPointerArg1<void, int> event_callback_t;
MikamiUitOpen 6:38f7dce055d0 199
MikamiUitOpen 6:38f7dce055d0 200 } // namespace mbed
MikamiUitOpen 6:38f7dce055d0 201
MikamiUitOpen 6:38f7dce055d0 202 #endif