Plays 8-bit Mono Wav Files for PWM
Diff: WDplayer.h
- Revision:
- 0:c2f3d752d98f
- Child:
- 1:f24e1ca9c03a
diff -r 000000000000 -r c2f3d752d98f WDplayer.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/WDplayer.h Mon Mar 25 10:27:56 2019 +0000 @@ -0,0 +1,79 @@ +#ifndef WDPLAYER_H +#define WDPLAYER_H + +/** WDplayer Class + * A PWM Audio Player for .Wav runs for 8-bit Mono Audio samples + * + * Example: + *@code + *#include "mbed.h" + *#include "SDFileSystem.h" + *#include "WDplayer.h" + * + *SDFileSystem sd(PTE3, PTE1, PTE2, PTE4, "sd"); + * + *int main() { + //Defining a File Path + * const char *mp3p; + * mp3p = "/sd/Game-Files/AudBin/play1.wav"; + * + * //Creating an Object + * WDplayer mp3; + * + * //Intialize with File Path + * mp3.intWD(mp3p); + * + * //Play the File + * mp3.WDplay(); + * + * //Changing Path + * mp3p = "/sd/Game-Files/AudBin/play2.wav"; + * + * //Using the One Tick One Sample Playing + * while(1) { + * mp3.WDtck(); + * } + * + *} + *@endcode + */ + + +//Best Audio +//.wav sampled at 16000hz +// mono channel only + +#include <iostream> +#include "mbed.h" + +class WDplayer{ + + public: + /** Intialize WDplayer with a File Path + * + *@param path File Path Pointer + */ + void intWD(const char *path); + /** Plays the Wav File (mbed waits till File has finished playing) + * + */ + void WDplay(); + /** Plays the Wav File one Sample at a time + * + */ + void WDtck(); + /** Returns the created PWM period. + * + *@returns A unsigned long of the Period the PWM is working on + */ + unsigned long get_pwmfreq(); + + + private: + unsigned int _length; + float _pwmfreq; + const char *_path; + FILE *_fptr; + unsigned int _tck; +}; +#endif \ No newline at end of file