不韋 呂 / F746_SD_GraphicEqualizer

Output the audio signal with filtering by graphic equalizer in the *.wav file on the SD card using onboard CODEC. SD カードの *.wav ファイルのオーディオ信号をグラフィック･イコライザを通して，ボードに搭載されているCODEC で出力する．

Dependencies:   F746_GUI F746_SAI_IO SD_PlayerSkeleton FrequencyResponseDrawer

mbed_src_STM32F7/api/FunctionPointer.h@24:f78f9d0ac262, 2017-04-10 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Apr 10 04:07:35 2017 +0000
Revision:
24:f78f9d0ac262
Parent:
16:cbb726ac20d8 
25

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 16:cbb726ac20d8 1 /* mbed Microcontroller Library
MikamiUitOpen 16:cbb726ac20d8 2 * Copyright (c) 2006-2015 ARM Limited
MikamiUitOpen 16:cbb726ac20d8 3 *
MikamiUitOpen 16:cbb726ac20d8 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 16:cbb726ac20d8 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 16:cbb726ac20d8 6 * You may obtain a copy of the License at
MikamiUitOpen 16:cbb726ac20d8 7 *
MikamiUitOpen 16:cbb726ac20d8 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 16:cbb726ac20d8 9 *
MikamiUitOpen 16:cbb726ac20d8 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 16:cbb726ac20d8 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 16:cbb726ac20d8 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 16:cbb726ac20d8 13 * See the License for the specific language governing permissions and
MikamiUitOpen 16:cbb726ac20d8 14 * limitations under the License.
MikamiUitOpen 16:cbb726ac20d8 15 */
MikamiUitOpen 16:cbb726ac20d8 16 #ifndef MBED_FUNCTIONPOINTER_H
MikamiUitOpen 16:cbb726ac20d8 17 #define MBED_FUNCTIONPOINTER_H
MikamiUitOpen 16:cbb726ac20d8 18
MikamiUitOpen 16:cbb726ac20d8 19 #include <string.h>
MikamiUitOpen 16:cbb726ac20d8 20 #include <stdint.h>
MikamiUitOpen 16:cbb726ac20d8 21
MikamiUitOpen 16:cbb726ac20d8 22 namespace mbed {
MikamiUitOpen 16:cbb726ac20d8 23
MikamiUitOpen 16:cbb726ac20d8 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 16:cbb726ac20d8 25
MikamiUitOpen 16:cbb726ac20d8 26 /** A class for storing and calling a pointer to a static or member function
MikamiUitOpen 16:cbb726ac20d8 27 */
MikamiUitOpen 16:cbb726ac20d8 28 template <typename R, typename A1>
MikamiUitOpen 16:cbb726ac20d8 29 class FunctionPointerArg1{
MikamiUitOpen 16:cbb726ac20d8 30 public:
MikamiUitOpen 16:cbb726ac20d8 31 /** Create a FunctionPointer, attaching a static function
MikamiUitOpen 16:cbb726ac20d8 32 *
MikamiUitOpen 16:cbb726ac20d8 33 * @param function The static function to attach (default is none)
MikamiUitOpen 16:cbb726ac20d8 34 */
MikamiUitOpen 16:cbb726ac20d8 35 FunctionPointerArg1(R (*function)(A1) = 0) {
MikamiUitOpen 16:cbb726ac20d8 36 attach(function);
MikamiUitOpen 16:cbb726ac20d8 37 }
MikamiUitOpen 16:cbb726ac20d8 38
MikamiUitOpen 16:cbb726ac20d8 39 /** Create a FunctionPointer, attaching a member function
MikamiUitOpen 16:cbb726ac20d8 40 *
MikamiUitOpen 16:cbb726ac20d8 41 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 16:cbb726ac20d8 42 * @param function The address of the member function to attach
MikamiUitOpen 16:cbb726ac20d8 43 */
MikamiUitOpen 16:cbb726ac20d8 44 template<typename T>
MikamiUitOpen 16:cbb726ac20d8 45 FunctionPointerArg1(T *object, R (T::*member)(A1)) {
MikamiUitOpen 16:cbb726ac20d8 46 attach(object, member);
MikamiUitOpen 16:cbb726ac20d8 47 }
MikamiUitOpen 16:cbb726ac20d8 48
MikamiUitOpen 16:cbb726ac20d8 49 /** Attach a static function
MikamiUitOpen 16:cbb726ac20d8 50 *
MikamiUitOpen 16:cbb726ac20d8 51 * @param function The static function to attach (default is none)
MikamiUitOpen 16:cbb726ac20d8 52 */
MikamiUitOpen 16:cbb726ac20d8 53 void attach(R (*function)(A1)) {
MikamiUitOpen 16:cbb726ac20d8 54 _p.function = function;
MikamiUitOpen 16:cbb726ac20d8 55 _membercaller = 0;
MikamiUitOpen 16:cbb726ac20d8 56 }
MikamiUitOpen 16:cbb726ac20d8 57
MikamiUitOpen 16:cbb726ac20d8 58 /** Attach a member function
MikamiUitOpen 16:cbb726ac20d8 59 *
MikamiUitOpen 16:cbb726ac20d8 60 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 16:cbb726ac20d8 61 * @param function The address of the member function to attach
MikamiUitOpen 16:cbb726ac20d8 62 */
MikamiUitOpen 16:cbb726ac20d8 63 template<typename T>
MikamiUitOpen 16:cbb726ac20d8 64 void attach(T *object, R (T::*member)(A1)) {
MikamiUitOpen 16:cbb726ac20d8 65 _p.object = static_cast<void*>(object);
MikamiUitOpen 16:cbb726ac20d8 66 *reinterpret_cast<R (T::**)(A1)>(_member) = member;
MikamiUitOpen 16:cbb726ac20d8 67 _membercaller = &FunctionPointerArg1::membercaller<T>;
MikamiUitOpen 16:cbb726ac20d8 68 }
MikamiUitOpen 16:cbb726ac20d8 69
MikamiUitOpen 16:cbb726ac20d8 70 /** Call the attached static or member function
MikamiUitOpen 16:cbb726ac20d8 71 */
MikamiUitOpen 16:cbb726ac20d8 72 R call(A1 a) {
MikamiUitOpen 16:cbb726ac20d8 73 if (_membercaller == 0 && _p.function) {
MikamiUitOpen 16:cbb726ac20d8 74 return _p.function(a);
MikamiUitOpen 16:cbb726ac20d8 75 } else if (_membercaller && _p.object) {
MikamiUitOpen 16:cbb726ac20d8 76 return _membercaller(_p.object, _member, a);
MikamiUitOpen 16:cbb726ac20d8 77 }
MikamiUitOpen 16:cbb726ac20d8 78 return (R)0;
MikamiUitOpen 16:cbb726ac20d8 79 }
MikamiUitOpen 16:cbb726ac20d8 80
MikamiUitOpen 16:cbb726ac20d8 81 /** Get registered static function
MikamiUitOpen 16:cbb726ac20d8 82 */
MikamiUitOpen 16:cbb726ac20d8 83 R(*get_function(A1))() {
MikamiUitOpen 16:cbb726ac20d8 84 return _membercaller ? (R(*)(A1))0 : (R(*)(A1))_p.function;
MikamiUitOpen 16:cbb726ac20d8 85 }
MikamiUitOpen 16:cbb726ac20d8 86
MikamiUitOpen 16:cbb726ac20d8 87 #ifdef MBED_OPERATORS
MikamiUitOpen 16:cbb726ac20d8 88 R operator ()(A1 a) {
MikamiUitOpen 16:cbb726ac20d8 89 return call(a);
MikamiUitOpen 16:cbb726ac20d8 90 }
MikamiUitOpen 16:cbb726ac20d8 91 operator bool(void) const {
MikamiUitOpen 16:cbb726ac20d8 92 return (_membercaller != NULL ? _p.object : (void*)_p.function) != NULL;
MikamiUitOpen 16:cbb726ac20d8 93 }
MikamiUitOpen 16:cbb726ac20d8 94 #endif
MikamiUitOpen 16:cbb726ac20d8 95 private:
MikamiUitOpen 16:cbb726ac20d8 96 template<typename T>
MikamiUitOpen 16:cbb726ac20d8 97 static R membercaller(void *object, uintptr_t *member, A1 a) {
MikamiUitOpen 16:cbb726ac20d8 98 T* o = static_cast<T*>(object);
MikamiUitOpen 16:cbb726ac20d8 99 R (T::**m)(A1) = reinterpret_cast<R (T::**)(A1)>(member);
MikamiUitOpen 16:cbb726ac20d8 100 return (o->**m)(a);
MikamiUitOpen 16:cbb726ac20d8 101 }
MikamiUitOpen 16:cbb726ac20d8 102
MikamiUitOpen 16:cbb726ac20d8 103 union {
MikamiUitOpen 16:cbb726ac20d8 104 R (*function)(A1); // static function pointer
MikamiUitOpen 16:cbb726ac20d8 105 void *object; // object this pointer
MikamiUitOpen 16:cbb726ac20d8 106 } _p;
MikamiUitOpen 16:cbb726ac20d8 107 uintptr_t _member[4]; // aligned raw member function pointer storage - converted back by registered _membercaller
MikamiUitOpen 16:cbb726ac20d8 108 R (*_membercaller)(void*, uintptr_t*, A1); // registered membercaller function to convert back and call _m.member on _object
MikamiUitOpen 16:cbb726ac20d8 109 };
MikamiUitOpen 16:cbb726ac20d8 110
MikamiUitOpen 16:cbb726ac20d8 111 /** A class for storing and calling a pointer to a static or member function (R ()(void))
MikamiUitOpen 16:cbb726ac20d8 112 */
MikamiUitOpen 16:cbb726ac20d8 113 template <typename R>
MikamiUitOpen 16:cbb726ac20d8 114 class FunctionPointerArg1<R, void>{
MikamiUitOpen 16:cbb726ac20d8 115 public:
MikamiUitOpen 16:cbb726ac20d8 116 /** Create a FunctionPointer, attaching a static function
MikamiUitOpen 16:cbb726ac20d8 117 *
MikamiUitOpen 16:cbb726ac20d8 118 * @param function The static function to attach (default is none)
MikamiUitOpen 16:cbb726ac20d8 119 */
MikamiUitOpen 16:cbb726ac20d8 120 FunctionPointerArg1(R (*function)(void) = 0) {
MikamiUitOpen 16:cbb726ac20d8 121 attach(function);
MikamiUitOpen 16:cbb726ac20d8 122 }
MikamiUitOpen 16:cbb726ac20d8 123
MikamiUitOpen 16:cbb726ac20d8 124 /** Create a FunctionPointer, attaching a member function
MikamiUitOpen 16:cbb726ac20d8 125 *
MikamiUitOpen 16:cbb726ac20d8 126 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 16:cbb726ac20d8 127 * @param function The address of the void member function to attach
MikamiUitOpen 16:cbb726ac20d8 128 */
MikamiUitOpen 16:cbb726ac20d8 129 template<typename T>
MikamiUitOpen 16:cbb726ac20d8 130 FunctionPointerArg1(T *object, R (T::*member)(void)) {
MikamiUitOpen 16:cbb726ac20d8 131 attach(object, member);
MikamiUitOpen 16:cbb726ac20d8 132 }
MikamiUitOpen 16:cbb726ac20d8 133
MikamiUitOpen 16:cbb726ac20d8 134 /** Attach a static function
MikamiUitOpen 16:cbb726ac20d8 135 *
MikamiUitOpen 16:cbb726ac20d8 136 * @param function The void static function to attach (default is none)
MikamiUitOpen 16:cbb726ac20d8 137 */
MikamiUitOpen 16:cbb726ac20d8 138 void attach(R (*function)(void)) {
MikamiUitOpen 16:cbb726ac20d8 139 _p.function = function;
MikamiUitOpen 16:cbb726ac20d8 140 _membercaller = 0;
MikamiUitOpen 16:cbb726ac20d8 141 }
MikamiUitOpen 16:cbb726ac20d8 142
MikamiUitOpen 16:cbb726ac20d8 143 /** Attach a member function
MikamiUitOpen 16:cbb726ac20d8 144 *
MikamiUitOpen 16:cbb726ac20d8 145 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
MikamiUitOpen 16:cbb726ac20d8 146 * @param function The address of the void member function to attach
MikamiUitOpen 16:cbb726ac20d8 147 */
MikamiUitOpen 16:cbb726ac20d8 148 template<typename T>
MikamiUitOpen 16:cbb726ac20d8 149 void attach(T *object, R (T::*member)(void)) {
MikamiUitOpen 16:cbb726ac20d8 150 _p.object = static_cast<void*>(object);
MikamiUitOpen 16:cbb726ac20d8 151 *reinterpret_cast<R (T::**)(void)>(_member) = member;
MikamiUitOpen 16:cbb726ac20d8 152 _membercaller = &FunctionPointerArg1::membercaller<T>;
MikamiUitOpen 16:cbb726ac20d8 153 }
MikamiUitOpen 16:cbb726ac20d8 154
MikamiUitOpen 16:cbb726ac20d8 155 /** Call the attached static or member function
MikamiUitOpen 16:cbb726ac20d8 156 */
MikamiUitOpen 16:cbb726ac20d8 157 R call(){
MikamiUitOpen 16:cbb726ac20d8 158 if (_membercaller == 0 && _p.function) {
MikamiUitOpen 16:cbb726ac20d8 159 return _p.function();
MikamiUitOpen 16:cbb726ac20d8 160 } else if (_membercaller && _p.object) {
MikamiUitOpen 16:cbb726ac20d8 161 return _membercaller(_p.object, _member);
MikamiUitOpen 16:cbb726ac20d8 162 }
MikamiUitOpen 16:cbb726ac20d8 163 return (R)0;
MikamiUitOpen 16:cbb726ac20d8 164 }
MikamiUitOpen 16:cbb726ac20d8 165
MikamiUitOpen 16:cbb726ac20d8 166 /** Get registered static function
MikamiUitOpen 16:cbb726ac20d8 167 */
MikamiUitOpen 16:cbb726ac20d8 168 R(*get_function())() {
MikamiUitOpen 16:cbb726ac20d8 169 return _membercaller ? (R(*)())0 : (R(*)())_p.function;
MikamiUitOpen 16:cbb726ac20d8 170 }
MikamiUitOpen 16:cbb726ac20d8 171
MikamiUitOpen 16:cbb726ac20d8 172 #ifdef MBED_OPERATORS
MikamiUitOpen 16:cbb726ac20d8 173 R operator ()(void) {
MikamiUitOpen 16:cbb726ac20d8 174 return call();
MikamiUitOpen 16:cbb726ac20d8 175 }
MikamiUitOpen 16:cbb726ac20d8 176 operator bool(void) const {
MikamiUitOpen 16:cbb726ac20d8 177 return (_membercaller != NULL ? _p.object : (void*)_p.function) != NULL;
MikamiUitOpen 16:cbb726ac20d8 178 }
MikamiUitOpen 16:cbb726ac20d8 179 #endif
MikamiUitOpen 16:cbb726ac20d8 180
MikamiUitOpen 16:cbb726ac20d8 181 private:
MikamiUitOpen 16:cbb726ac20d8 182 template<typename T>
MikamiUitOpen 16:cbb726ac20d8 183 static R membercaller(void *object, uintptr_t *member) {
MikamiUitOpen 16:cbb726ac20d8 184 T* o = static_cast<T*>(object);
MikamiUitOpen 16:cbb726ac20d8 185 R (T::**m)(void) = reinterpret_cast<R (T::**)(void)>(member);
MikamiUitOpen 16:cbb726ac20d8 186 return (o->**m)();
MikamiUitOpen 16:cbb726ac20d8 187 }
MikamiUitOpen 16:cbb726ac20d8 188
MikamiUitOpen 16:cbb726ac20d8 189 union {
MikamiUitOpen 16:cbb726ac20d8 190 R (*function)(void); // static function pointer
MikamiUitOpen 16:cbb726ac20d8 191 void *object; // object this pointer
MikamiUitOpen 16:cbb726ac20d8 192 } _p;
MikamiUitOpen 16:cbb726ac20d8 193 uintptr_t _member[4]; // aligned raw member function pointer storage - converted back by registered _membercaller
MikamiUitOpen 16:cbb726ac20d8 194 R (*_membercaller)(void*, uintptr_t*); // registered membercaller function to convert back and call _m.member on _object
MikamiUitOpen 16:cbb726ac20d8 195 };
MikamiUitOpen 16:cbb726ac20d8 196
MikamiUitOpen 16:cbb726ac20d8 197 typedef FunctionPointerArg1<void, void> FunctionPointer;
MikamiUitOpen 16:cbb726ac20d8 198 typedef FunctionPointerArg1<void, int> event_callback_t;
MikamiUitOpen 16:cbb726ac20d8 199
MikamiUitOpen 16:cbb726ac20d8 200 } // namespace mbed
MikamiUitOpen 16:cbb726ac20d8 201
MikamiUitOpen 16:cbb726ac20d8 202 #endif