Kenji Arai / Mbed OS CW_Decoder_using_FFT_on_F446

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   Array_Matrix F446_AD_DA ST7565_SPI_LCD TextLCD UIT_FFT_Real

Fork of F446_MySoundMachine by 不韋 呂

SignalProcessing/SignalProcessing.hpp@0:fa74b1130cc3, 2017-01-29 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Jan 29 09:11:30 2017 +0000
Revision:
0:fa74b1130cc3
Child:
1:b3cf07371911
1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:fa74b1130cc3 1 //--------------------------------------------------------------
MikamiUitOpen 0:fa74b1130cc3 2 // 信号処理の抽象基底クラスおよびその派生クラスの中で簡単なクラス
MikamiUitOpen 0:fa74b1130cc3 3 //
MikamiUitOpen 0:fa74b1130cc3 4 // 2017/01/29, Copyright (c) 2017 MIKAMI, Naoki
MikamiUitOpen 0:fa74b1130cc3 5 //--------------------------------------------------------------
MikamiUitOpen 0:fa74b1130cc3 6
MikamiUitOpen 0:fa74b1130cc3 7 #ifndef SIGNAL_PRESECCING_BASE_CLASS_HPP
MikamiUitOpen 0:fa74b1130cc3 8 #define SIGNAL_PRESECCING_BASE_CLASS_HPP
MikamiUitOpen 0:fa74b1130cc3 9
MikamiUitOpen 0:fa74b1130cc3 10 // 信号処理の抽象基底クラス
MikamiUitOpen 0:fa74b1130cc3 11 class SignalProcessing
MikamiUitOpen 0:fa74b1130cc3 12 {
MikamiUitOpen 0:fa74b1130cc3 13 public:
MikamiUitOpen 0:fa74b1130cc3 14 virtual float Execute(float xn1, float xn2) = 0;
MikamiUitOpen 0:fa74b1130cc3 15 };
MikamiUitOpen 0:fa74b1130cc3 16
MikamiUitOpen 0:fa74b1130cc3 17 // 入力をそのまま出力する
MikamiUitOpen 0:fa74b1130cc3 18 class Through : public SignalProcessing
MikamiUitOpen 0:fa74b1130cc3 19 {
MikamiUitOpen 0:fa74b1130cc3 20 public:
MikamiUitOpen 0:fa74b1130cc3 21 virtual float Execute(float xn1, float xn2)
MikamiUitOpen 0:fa74b1130cc3 22 { return (xn1 + xn2)*0.5f; }
MikamiUitOpen 0:fa74b1130cc3 23 };
MikamiUitOpen 0:fa74b1130cc3 24
MikamiUitOpen 0:fa74b1130cc3 25 // ボーカルキャンセラ
MikamiUitOpen 0:fa74b1130cc3 26 class VocalCanceller : public SignalProcessing
MikamiUitOpen 0:fa74b1130cc3 27 {
MikamiUitOpen 0:fa74b1130cc3 28 public:
MikamiUitOpen 0:fa74b1130cc3 29 virtual float Execute(float xn1, float xn2)
MikamiUitOpen 0:fa74b1130cc3 30 { return xn1 - xn2; }
MikamiUitOpen 0:fa74b1130cc3 31 };
MikamiUitOpen 0:fa74b1130cc3 32 #endif // SIGNAL_PRESECCING_BASE_CLASS_HPP