Ned Konz / Mbed 2 deprecated BillyBass_with_SD

Big Mouth Billy Bass player that takes raw wavefiles and decision list text files from an SD card

Dependencies:   SDFileSystem mbed BillyBass

song.hpp@5:5b846ef42702, 2013-06-15 (annotated)

Committer:
bikeNomad
Date:
Sat Jun 15 03:32:20 2013 +0000
Revision:
5:5b846ef42702
separated into multiple files

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bikeNomad 5:5b846ef42702 1 #ifndef __included_song_hpp
bikeNomad 5:5b846ef42702 2 #define __included_song_hpp
bikeNomad 5:5b846ef42702 3
bikeNomad 5:5b846ef42702 4 #include "billybass.hpp"
bikeNomad 5:5b846ef42702 5 #include "action.hpp"
bikeNomad 5:5b846ef42702 6
bikeNomad 5:5b846ef42702 7 struct Song
bikeNomad 5:5b846ef42702 8 {
bikeNomad 5:5b846ef42702 9 char basename[ MAX_BASENAME_LENGTH + 1 ];
bikeNomad 5:5b846ef42702 10 unsigned sequenceNumber;
bikeNomad 5:5b846ef42702 11 unsigned whichFish;
bikeNomad 5:5b846ef42702 12 std::list<Action> actions;
bikeNomad 5:5b846ef42702 13
bikeNomad 5:5b846ef42702 14 Song() : sequenceNumber(0)
bikeNomad 5:5b846ef42702 15 , whichFish(3) {
bikeNomad 5:5b846ef42702 16 basename[0] = 0;
bikeNomad 5:5b846ef42702 17 }
bikeNomad 5:5b846ef42702 18
bikeNomad 5:5b846ef42702 19 bool readWaveFile(char const *_waveFileName)
bikeNomad 5:5b846ef42702 20 {
bikeNomad 5:5b846ef42702 21 if (!parseFilename(_waveFileName, sequenceNumber, whichFish, basename)) return false;
bikeNomad 5:5b846ef42702 22
bikeNomad 5:5b846ef42702 23 char txtFileName[ FILENAME_MAX ];
bikeNomad 5:5b846ef42702 24 sprintf(txtFileName, "%u_%u_%s.txt", sequenceNumber, whichFish, basename);
bikeNomad 5:5b846ef42702 25 FILE *txtfile = fopen(txtFileName, "rt");
bikeNomad 5:5b846ef42702 26 if (!txtfile) return false; // TODO
bikeNomad 5:5b846ef42702 27
bikeNomad 5:5b846ef42702 28 // read actions from file
bikeNomad 5:5b846ef42702 29 char actionLine[ MAX_ACTION_LINE_LENGTH + 1 ];
bikeNomad 5:5b846ef42702 30 while (fgets(actionLine, sizeof(actionLine), txtfile))
bikeNomad 5:5b846ef42702 31 {
bikeNomad 5:5b846ef42702 32 Action action;
bikeNomad 5:5b846ef42702 33 if (action.parseLine(actionLine))
bikeNomad 5:5b846ef42702 34 {
bikeNomad 5:5b846ef42702 35 actions.push_back(action);
bikeNomad 5:5b846ef42702 36 }
bikeNomad 5:5b846ef42702 37 }
bikeNomad 5:5b846ef42702 38 return true;
bikeNomad 5:5b846ef42702 39 }
bikeNomad 5:5b846ef42702 40
bikeNomad 5:5b846ef42702 41 static bool parseFilename(char const *_name, unsigned &_num1, unsigned &_num2, char *_basename)
bikeNomad 5:5b846ef42702 42 {
bikeNomad 5:5b846ef42702 43 char basename[ MAX_BASENAME_LENGTH + 1 ];
bikeNomad 5:5b846ef42702 44 unsigned num1, num2;
bikeNomad 5:5b846ef42702 45 char extension[ 4 ];
bikeNomad 5:5b846ef42702 46 int nItems = sscanf(_name, BASS_DIRECTORY "/%u_%u_%s", &num1, &num2, basename);
bikeNomad 5:5b846ef42702 47 if (nItems != 3)
bikeNomad 5:5b846ef42702 48 {
bikeNomad 5:5b846ef42702 49 return false;
bikeNomad 5:5b846ef42702 50 }
bikeNomad 5:5b846ef42702 51 char *p = strrchr(basename, '.');
bikeNomad 5:5b846ef42702 52 if (!p)
bikeNomad 5:5b846ef42702 53 {
bikeNomad 5:5b846ef42702 54 return false;
bikeNomad 5:5b846ef42702 55 }
bikeNomad 5:5b846ef42702 56 strcpy(extension, p+1);
bikeNomad 5:5b846ef42702 57 *p = 0;
bikeNomad 5:5b846ef42702 58 if (num2 > 2)
bikeNomad 5:5b846ef42702 59 {
bikeNomad 5:5b846ef42702 60 return false;
bikeNomad 5:5b846ef42702 61 }
bikeNomad 5:5b846ef42702 62 if (strcasecmp("raw", extension))
bikeNomad 5:5b846ef42702 63 {
bikeNomad 5:5b846ef42702 64 return false;
bikeNomad 5:5b846ef42702 65 }
bikeNomad 5:5b846ef42702 66 _num1 = num1;
bikeNomad 5:5b846ef42702 67 _num2 = num2;
bikeNomad 5:5b846ef42702 68 strcpy(_basename, basename);
bikeNomad 5:5b846ef42702 69 return true;
bikeNomad 5:5b846ef42702 70 }
bikeNomad 5:5b846ef42702 71
bikeNomad 5:5b846ef42702 72 // return true if filename is of proper format
bikeNomad 5:5b846ef42702 73 // <num>_<num>_<name>.raw
bikeNomad 5:5b846ef42702 74 // and there is a corresponding .txt file
bikeNomad 5:5b846ef42702 75 static bool isValidWaveFileName(char const *_name)
bikeNomad 5:5b846ef42702 76 {
bikeNomad 5:5b846ef42702 77 unsigned int num1, num2;
bikeNomad 5:5b846ef42702 78 char basename[ 31 ];
bikeNomad 5:5b846ef42702 79 return parseFilename(_name, num1, num2, basename);
bikeNomad 5:5b846ef42702 80 }
bikeNomad 5:5b846ef42702 81 };
bikeNomad 5:5b846ef42702 82
bikeNomad 5:5b846ef42702 83 #endif // __included_song_hpp