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/Transaction.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) 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_TRANSACTION_H
MikamiUitOpen 16:cbb726ac20d8 17 #define MBED_TRANSACTION_H
MikamiUitOpen 16:cbb726ac20d8 18
MikamiUitOpen 16:cbb726ac20d8 19 #include "platform.h"
MikamiUitOpen 16:cbb726ac20d8 20 #include "FunctionPointer.h"
MikamiUitOpen 16:cbb726ac20d8 21
MikamiUitOpen 16:cbb726ac20d8 22 namespace mbed {
MikamiUitOpen 16:cbb726ac20d8 23
MikamiUitOpen 16:cbb726ac20d8 24 /** Transaction structure
MikamiUitOpen 16:cbb726ac20d8 25 */
MikamiUitOpen 16:cbb726ac20d8 26 typedef struct {
MikamiUitOpen 16:cbb726ac20d8 27 void *tx_buffer; /**< Tx buffer */
MikamiUitOpen 16:cbb726ac20d8 28 size_t tx_length; /**< Length of Tx buffer*/
MikamiUitOpen 16:cbb726ac20d8 29 void *rx_buffer; /**< Rx buffer */
MikamiUitOpen 16:cbb726ac20d8 30 size_t rx_length; /**< Length of Rx buffer */
MikamiUitOpen 16:cbb726ac20d8 31 uint32_t event; /**< Event for a transaction */
MikamiUitOpen 16:cbb726ac20d8 32 event_callback_t callback; /**< User's callback */
MikamiUitOpen 16:cbb726ac20d8 33 uint8_t width; /**< Buffer's word width (8, 16, 32, 64) */
MikamiUitOpen 16:cbb726ac20d8 34 } transaction_t;
MikamiUitOpen 16:cbb726ac20d8 35
MikamiUitOpen 16:cbb726ac20d8 36 /** Transaction class defines a transaction.
MikamiUitOpen 16:cbb726ac20d8 37 */
MikamiUitOpen 16:cbb726ac20d8 38 template<typename Class>
MikamiUitOpen 16:cbb726ac20d8 39 class Transaction {
MikamiUitOpen 16:cbb726ac20d8 40 public:
MikamiUitOpen 16:cbb726ac20d8 41 Transaction(Class *tpointer, const transaction_t& transaction) : _obj(tpointer), _data(transaction) {
MikamiUitOpen 16:cbb726ac20d8 42 }
MikamiUitOpen 16:cbb726ac20d8 43
MikamiUitOpen 16:cbb726ac20d8 44 Transaction() : _obj(), _data() {
MikamiUitOpen 16:cbb726ac20d8 45 }
MikamiUitOpen 16:cbb726ac20d8 46
MikamiUitOpen 16:cbb726ac20d8 47 ~Transaction() {
MikamiUitOpen 16:cbb726ac20d8 48 }
MikamiUitOpen 16:cbb726ac20d8 49
MikamiUitOpen 16:cbb726ac20d8 50 /** Get object's instance for the transaction
MikamiUitOpen 16:cbb726ac20d8 51 *
MikamiUitOpen 16:cbb726ac20d8 52 * @return The object which was stored
MikamiUitOpen 16:cbb726ac20d8 53 */
MikamiUitOpen 16:cbb726ac20d8 54 Class* get_object() {
MikamiUitOpen 16:cbb726ac20d8 55 return _obj;
MikamiUitOpen 16:cbb726ac20d8 56 }
MikamiUitOpen 16:cbb726ac20d8 57
MikamiUitOpen 16:cbb726ac20d8 58 /** Get the transaction
MikamiUitOpen 16:cbb726ac20d8 59 *
MikamiUitOpen 16:cbb726ac20d8 60 * @return The transaction which was stored
MikamiUitOpen 16:cbb726ac20d8 61 */
MikamiUitOpen 16:cbb726ac20d8 62 transaction_t* get_transaction() {
MikamiUitOpen 16:cbb726ac20d8 63 return &_data;
MikamiUitOpen 16:cbb726ac20d8 64 }
MikamiUitOpen 16:cbb726ac20d8 65
MikamiUitOpen 16:cbb726ac20d8 66 private:
MikamiUitOpen 16:cbb726ac20d8 67 Class* _obj;
MikamiUitOpen 16:cbb726ac20d8 68 transaction_t _data;
MikamiUitOpen 16:cbb726ac20d8 69 };
MikamiUitOpen 16:cbb726ac20d8 70
MikamiUitOpen 16:cbb726ac20d8 71 }
MikamiUitOpen 16:cbb726ac20d8 72
MikamiUitOpen 16:cbb726ac20d8 73 #endif