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@0:6748e3332e85, 2016-04-08 (annotated)

Committer:
MikamiUitOpen
Date:
Fri Apr 08 13:11:53 2016 +0000
Revision:
0:6748e3332e85
Child:
5:4a99dabc9180
1

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 0:6748e3332e85 3 // 2016/02/16, 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 0:6748e3332e85 19
MikamiUitOpen 0:6748e3332e85 20 void InitCodecOut();
MikamiUitOpen 0:6748e3332e85 21
MikamiUitOpen 0:6748e3332e85 22 bool IsXferred();
MikamiUitOpen 0:6748e3332e85 23 void Output(int16_t xL, int16_t xR);
MikamiUitOpen 0:6748e3332e85 24
MikamiUitOpen 0:6748e3332e85 25 void ResetXferred() { xferred_ = false; }
MikamiUitOpen 0:6748e3332e85 26 int32_t GetLength() { return nData_; }
MikamiUitOpen 0:6748e3332e85 27 void Stop() { BSP_AUDIO_OUT_Stop(CODEC_PDWN_SW); }
MikamiUitOpen 0:6748e3332e85 28 void Pause() { BSP_AUDIO_OUT_Pause(); }
MikamiUitOpen 0:6748e3332e85 29 void Resume() { BSP_AUDIO_OUT_Resume(); }
MikamiUitOpen 0:6748e3332e85 30
MikamiUitOpen 0:6748e3332e85 31
MikamiUitOpen 0:6748e3332e85 32 // These three member functions are called from
MikamiUitOpen 0:6748e3332e85 33 // callback functions in "BSP_AudioOut_Overwrite.cpp"
MikamiUitOpen 0:6748e3332e85 34
MikamiUitOpen 0:6748e3332e85 35 // Called form BSP_AUDIO_OUT_HalfTransfer_CallBack()
MikamiUitOpen 0:6748e3332e85 36 static void FillBuffer1st() { FillBuffer(0); }
MikamiUitOpen 0:6748e3332e85 37 // Called form BSP_AUDIO_OUT_TransferComplete_CallBack()
MikamiUitOpen 0:6748e3332e85 38 static void FillBuffer2nd() { FillBuffer(bufferSize_/2); }
MikamiUitOpen 0:6748e3332e85 39 // Also called form BSP_AUDIO_OUT_Error_CallBack()
MikamiUitOpen 0:6748e3332e85 40 static void ErrorTrap();
MikamiUitOpen 0:6748e3332e85 41
MikamiUitOpen 0:6748e3332e85 42 private:
MikamiUitOpen 0:6748e3332e85 43 const int FS_;
MikamiUitOpen 0:6748e3332e85 44 static const uint8_t VOLUME_OUT_ = 90;
MikamiUitOpen 0:6748e3332e85 45
MikamiUitOpen 0:6748e3332e85 46 static int32_t nData_;
MikamiUitOpen 0:6748e3332e85 47 static int32_t bufferSize_;
MikamiUitOpen 0:6748e3332e85 48
MikamiUitOpen 0:6748e3332e85 49 static int16_t* outBuffer_;
MikamiUitOpen 0:6748e3332e85 50 static int16_t* tmp_;
MikamiUitOpen 0:6748e3332e85 51
MikamiUitOpen 0:6748e3332e85 52 static __IO bool xferred_;
MikamiUitOpen 0:6748e3332e85 53
MikamiUitOpen 0:6748e3332e85 54 __IO int32_t tmpIndex_;
MikamiUitOpen 0:6748e3332e85 55
MikamiUitOpen 0:6748e3332e85 56 static void FillBuffer(uint32_t offset);
MikamiUitOpen 0:6748e3332e85 57 };
MikamiUitOpen 0:6748e3332e85 58 }
MikamiUitOpen 0:6748e3332e85 59 #endif // F746_SAI_IO_HPP