en 129 / Mbed 2 deprecated F303_WAVPlayer

f303k8 wav player

Dependencies:   SDFileSystem mbed

wavPlayer.h@1:7a3f34b2d18b, 2016-08-11 (annotated)

Committer:
nameless129
Date:
Thu Aug 11 08:29:22 2016 +0000
Revision:
1:7a3f34b2d18b
Parent:
0:1561c4efda0e
Child:
2:203d58b06b0f
16bit??????,8bit????????

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nameless129 0:1561c4efda0e 1 #include <stdio.h>
nameless129 0:1561c4efda0e 2 #include "SDFileSystem.h"
nameless129 0:1561c4efda0e 3 #include "wavChunks.h"
nameless129 0:1561c4efda0e 4
nameless129 1:7a3f34b2d18b 5 #define WAV_READ_SIZE (512)
nameless129 0:1561c4efda0e 6
nameless129 0:1561c4efda0e 7 class wavPlayerOnDAC {
nameless129 0:1561c4efda0e 8 public:
nameless129 0:1561c4efda0e 9 wavPlayerOnDAC(PinName pinDAC);
nameless129 0:1561c4efda0e 10 void setFile(FIL* tgtFile);
nameless129 0:1561c4efda0e 11 uint8_t readProc(void);
nameless129 0:1561c4efda0e 12 void rewind(void);
nameless129 0:1561c4efda0e 13 void stop(void);
nameless129 0:1561c4efda0e 14 void DACOutProc(void);
nameless129 1:7a3f34b2d18b 15 void setParameters(uint16_t bitsWidth,uint8_t ch);
nameless129 0:1561c4efda0e 16 private:
nameless129 1:7a3f34b2d18b 17 struct st_streo16bit {
nameless129 1:7a3f34b2d18b 18 uint16_t L;
nameless129 1:7a3f34b2d18b 19 uint16_t R;
nameless129 1:7a3f34b2d18b 20 };
nameless129 1:7a3f34b2d18b 21 struct st_streo8bit {
nameless129 1:7a3f34b2d18b 22 uint8_t L;
nameless129 1:7a3f34b2d18b 23 uint8_t R;
nameless129 1:7a3f34b2d18b 24 };
nameless129 1:7a3f34b2d18b 25
nameless129 1:7a3f34b2d18b 26 union {
nameless129 1:7a3f34b2d18b 27 uint8_t raw[WAV_READ_SIZE];
nameless129 1:7a3f34b2d18b 28 st_streo16bit stereo16bit[WAV_READ_SIZE/4];
nameless129 1:7a3f34b2d18b 29 uint16_t mono16bit[WAV_READ_SIZE/2];
nameless129 1:7a3f34b2d18b 30 st_streo8bit stereo8bit[WAV_READ_SIZE/2];
nameless129 1:7a3f34b2d18b 31 uint8_t mono8bit[WAV_READ_SIZE];
nameless129 1:7a3f34b2d18b 32 } wavReadData;
nameless129 1:7a3f34b2d18b 33
nameless129 1:7a3f34b2d18b 34 uint16_t DACData[2][WAV_READ_SIZE];
nameless129 1:7a3f34b2d18b 35 FIL wavfil;
nameless129 1:7a3f34b2d18b 36 uint8_t dac_c;
nameless129 1:7a3f34b2d18b 37 uint16_t dac_rp;
nameless129 1:7a3f34b2d18b 38 bool dac_flag[2];
nameless129 1:7a3f34b2d18b 39 uint16_t dacEndReadPos;
nameless129 1:7a3f34b2d18b 40 uint16_t dacBuffIndex_n;
nameless129 1:7a3f34b2d18b 41 uint8_t fWavPlaying;
nameless129 1:7a3f34b2d18b 42 bool dac_on;
nameless129 1:7a3f34b2d18b 43 uint16_t wavBitsWidth;
nameless129 1:7a3f34b2d18b 44 uint8_t wavChannels;
nameless129 1:7a3f34b2d18b 45
nameless129 1:7a3f34b2d18b 46 RIFFHedder_s wavRIFFHedder;
nameless129 1:7a3f34b2d18b 47 BextChunk_s wavBextChunk;
nameless129 1:7a3f34b2d18b 48 FormatChunk_s wavFormatChunk;
nameless129 1:7a3f34b2d18b 49 DataChunk_s wavDataChunk;
nameless129 1:7a3f34b2d18b 50
nameless129 1:7a3f34b2d18b 51 AnalogOut DACout;
nameless129 1:7a3f34b2d18b 52
nameless129 1:7a3f34b2d18b 53 uint8_t seaechChunk(FIL *fp,char chunk[5]);
nameless129 1:7a3f34b2d18b 54 void storeWavDatatoBuff(uint8_t selectBufNo);
nameless129 0:1561c4efda0e 55 };