不韋 呂 / Mbed 2 deprecated F746_AudioPlayerSD

Output the audio signal (*.bin) with filtering by IIR filter in the SD card using onboard CODEC. For *.wav file, F746_SD_WavPlayer and F746_SD_GraphicEqualiser are published on mbed. SD カードのオーディオ信号 (*.bin) を遮断周波数可変の IIR フィルタを通して，ボードに搭載されているCODEC で出力する．*.wav 形式のファイル用には，F746_SD_WavPlayer と F746_SD_GraphicEqualiser を mbed で公開している．

Dependencies:   BSP_DISCO_F746NG_patch_fixed F746_GUI LCD_DISCO_F746NG SDFileSystem_Warning_Fixed TS_DISCO_F746NG mbed

MyClasses_Functions/sai_io_o.hpp@5:4a99dabc9180, 2016-04-17 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Apr 17 08:44:43 2016 +0000
Revision:
5:4a99dabc9180
Parent:
0:6748e3332e85 
6

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:6748e3332e85 1 //-----------------------------------------------------------
MikamiUitOpen 0:6748e3332e85 2 // SiaIO class for output (Header)
MikamiUitOpen 5:4a99dabc9180 3 // 2016/04/17, Copyright (c) 2016 MIKAMI, Naoki
MikamiUitOpen 0:6748e3332e85 4 //-----------------------------------------------------------
MikamiUitOpen 0:6748e3332e85 5
MikamiUitOpen 0:6748e3332e85 6 #ifndef F746_SAI_IO_HPP
MikamiUitOpen 0:6748e3332e85 7 #define F746_SAI_IO_HPP
MikamiUitOpen 0:6748e3332e85 8
MikamiUitOpen 0:6748e3332e85 9 #include "mbed.h"
MikamiUitOpen 0:6748e3332e85 10 #include "stm32746g_discovery_audio.h"
MikamiUitOpen 0:6748e3332e85 11 #include "BSP_AudioOut_Overwrite.hpp"
MikamiUitOpen 0:6748e3332e85 12
MikamiUitOpen 0:6748e3332e85 13 namespace Mikami
MikamiUitOpen 0:6748e3332e85 14 {
MikamiUitOpen 0:6748e3332e85 15 class SaiIO_O
MikamiUitOpen 0:6748e3332e85 16 {
MikamiUitOpen 0:6748e3332e85 17 public:
MikamiUitOpen 0:6748e3332e85 18 SaiIO_O(int size, int fs);
MikamiUitOpen 5:4a99dabc9180 19 ~SaiIO_O();
MikamiUitOpen 0:6748e3332e85 20
MikamiUitOpen 0:6748e3332e85 21 void InitCodecOut();
MikamiUitOpen 0:6748e3332e85 22
MikamiUitOpen 0:6748e3332e85 23 bool IsXferred();
MikamiUitOpen 0:6748e3332e85 24 void Output(int16_t xL, int16_t xR);
MikamiUitOpen 0:6748e3332e85 25
MikamiUitOpen 0:6748e3332e85 26 void ResetXferred() { xferred_ = false; }
MikamiUitOpen 0:6748e3332e85 27 int32_t GetLength() { return nData_; }
MikamiUitOpen 0:6748e3332e85 28 void Stop() { BSP_AUDIO_OUT_Stop(CODEC_PDWN_SW); }
MikamiUitOpen 0:6748e3332e85 29 void Pause() { BSP_AUDIO_OUT_Pause(); }
MikamiUitOpen 0:6748e3332e85 30 void Resume() { BSP_AUDIO_OUT_Resume(); }
MikamiUitOpen 0:6748e3332e85 31
MikamiUitOpen 0:6748e3332e85 32
MikamiUitOpen 0:6748e3332e85 33 // These three member functions are called from
MikamiUitOpen 0:6748e3332e85 34 // callback functions in "BSP_AudioOut_Overwrite.cpp"
MikamiUitOpen 0:6748e3332e85 35
MikamiUitOpen 0:6748e3332e85 36 // Called form BSP_AUDIO_OUT_HalfTransfer_CallBack()
MikamiUitOpen 0:6748e3332e85 37 static void FillBuffer1st() { FillBuffer(0); }
MikamiUitOpen 0:6748e3332e85 38 // Called form BSP_AUDIO_OUT_TransferComplete_CallBack()
MikamiUitOpen 0:6748e3332e85 39 static void FillBuffer2nd() { FillBuffer(bufferSize_/2); }
MikamiUitOpen 0:6748e3332e85 40 // Also called form BSP_AUDIO_OUT_Error_CallBack()
MikamiUitOpen 0:6748e3332e85 41 static void ErrorTrap();
MikamiUitOpen 0:6748e3332e85 42
MikamiUitOpen 0:6748e3332e85 43 private:
MikamiUitOpen 0:6748e3332e85 44 const int FS_;
MikamiUitOpen 0:6748e3332e85 45 static const uint8_t VOLUME_OUT_ = 90;
MikamiUitOpen 0:6748e3332e85 46
MikamiUitOpen 0:6748e3332e85 47 static int32_t nData_;
MikamiUitOpen 0:6748e3332e85 48 static int32_t bufferSize_;
MikamiUitOpen 0:6748e3332e85 49
MikamiUitOpen 0:6748e3332e85 50 static int16_t* outBuffer_;
MikamiUitOpen 0:6748e3332e85 51 static int16_t* tmp_;
MikamiUitOpen 0:6748e3332e85 52
MikamiUitOpen 0:6748e3332e85 53 static __IO bool xferred_;
MikamiUitOpen 0:6748e3332e85 54
MikamiUitOpen 0:6748e3332e85 55 __IO int32_t tmpIndex_;
MikamiUitOpen 0:6748e3332e85 56
MikamiUitOpen 0:6748e3332e85 57 static void FillBuffer(uint32_t offset);
MikamiUitOpen 0:6748e3332e85 58 };
MikamiUitOpen 0:6748e3332e85 59 }
MikamiUitOpen 0:6748e3332e85 60 #endif // F746_SAI_IO_HPP