int main(void) {
setvbuf(stdin, NULL, _IONBF, 0);
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
f3d_uart_init();
delay(10);
f3d_delay_init();
delay(10);
f3d_lcd_init();
delay(10);
f3d_i2c1_init();
delay(10);
f3d_accel_init();
delay(10);
f3d_nunchuk_init();
delay(10);
f3d_timer2_init();
delay(10);
f3d_dac_init();
delay(10);
f3d_rtc_init();
delay(10);
f3d_systick_init();
delay(10);
nunchuk_t nunc;
nunchuk_t *nun = &nunc;
int music = 0;
const int fileNum = 3;
char *musicFile[fileNum];
musicFile[0] = "thermo.wav";
musicFile[1] = "mario.wav";
musicFile[2] = "ting.wav";
printf("Reset\n");
//set up screen
f3d_lcd_fillScreen(WHITE);
f3d_lcd_drawString(37, 0, musicFile[0], RED, WHITE);
f3d_lcd_drawString(37, 20 * 1, musicFile[1], BLUE, WHITE);
f3d_lcd_drawString(37, 20 * 2, musicFile[2], BLUE, WHITE);
f3d_lcd_drawString(33, 80, "WAV Player", BLACK, WHITE);
f3d_lcd_drawString(43, 100, "sijlee", BLACK, WHITE);
f3d_lcd_drawString(48, 120, "sp21", BLACK, WHITE);
f_mount(0, &Fatfs);/* Register volume work area */
f3d_nunchuk_read(nun);
while(1) {
f3d_nunchuk_read(nun);
int lastSelect = music;
//nunchuk to right
if (nun->jx == 255) {
music = (music + 1) % 3;
f3d_lcd_drawString(37, lastSelect * 20, musicFile[lastSelect], BLUE, WHITE);
f3d_lcd_drawString(37, music * 20, musicFile[music], RED, WHITE);
//nunchuk to left
} else if (nun->jx == 0) {
music = (music + 2) % 3;
f3d_lcd_drawString(37, lastSelect * 20, musicFile[lastSelect], BLUE, WHITE);
f3d_lcd_drawString(37, music * 20, musicFile[music], RED, WHITE);
}
//when selected, play music!
if (nun->z) {
FRESULT rc; /* Result code */
DIR dir; /* Directory object */
FILINFO fno; /* File information object */
UINT bw, br;
unsigned int retval;
int bytesread;
printf("\nOpen %s\n", musicFile[music]);
rc = f_open(&fid, musicFile[music], FA_READ);
printf("opened file with rc: %d\n", rc);
if (!rc) {
printf("Success opening file\n");
struct ckhd hd;
uint32_t waveid;
struct fmtck fck;
readckhd(&fid, &hd, 'FFIR');
f_read(&fid, &waveid, sizeof(waveid), &ret);
if ((ret != sizeof(waveid)) || (waveid != 'EVAW'))
return -1;
readckhd(&fid, &hd, ' tmf');
f_read(&fid, &fck, sizeof(fck), &ret);
// skip over extra info
if (hd.cksize != 16) {
printf("extra header info %d\n", hd.cksize - 16);
f_lseek(&fid, hd.cksize - 16);
}
printf("audio format 0x%x\n", fck.wFormatTag);
printf("channels %d\n", fck.nChannels);
printf("sample rate %d\n", fck.nSamplesPerSec);
printf("data rate %d\n", fck.nAvgBytesPerSec);
printf("block alignment %d\n", fck.nBlockAlign);
printf("bits per sample %d\n", fck.wBitsPerSample);
// now skip all non-data chunks !
while(1){
printf("skipping all non-data chunks\n");
readckhd(&fid, &hd, 0);
if (hd.ckID == 'atad')
break;
f_lseek(&fid, hd.cksize);
}
printf("Samples %d\n", hd.cksize);
// Play it !
// audioplayerInit(fck.nSamplesPerSec);
f_read(&fid, Audiobuf, AUDIOBUFSIZE, &ret);
hd.cksize -= ret;
audioplayerStart();
while (hd.cksize) {
int next = hd.cksize > AUDIOBUFSIZE/2 ? AUDIOBUFSIZE/2 : hd.cksize;
if (audioplayerHalf) {
if (next < AUDIOBUFSIZE/2)
bzero(Audiobuf, AUDIOBUFSIZE/2);
f_read(&fid, Audiobuf, next, &ret);
hd.cksize -= ret;
audioplayerHalf = 0;
}
if (audioplayerWhole) {
if (next < AUDIOBUFSIZE/2)
bzero(&Audiobuf[AUDIOBUFSIZE/2], AUDIOBUFSIZE/2);
f_read(&fid, &Audiobuf[AUDIOBUFSIZE/2], next, &ret);
hd.cksize -= ret;
audioplayerWhole = 0;
}
}
audioplayerStop();
}
printf("\nClose the file.\n");
rc = f_close(&fid);
if (rc) die(rc);
delay(1000);
}
}
}
void play(){
FRESULT rc;
DIR dir;
FILINFO fno;
UINT bw, br;
unsigned int retval;
int bytesread;
f_mount(0, &Fatfs);/* Register volume work area */
rc = f_open(&fid, fileName, FA_READ);
if (!rc) {
struct ckhd hd;
uint32_t waveid;
struct fmtck fck;
readckhd(&fid, &hd, 'FFIR');
f_read(&fid, &waveid, sizeof(waveid), &ret);
if ((ret != sizeof(waveid)) || (waveid != 'EVAW'))
return ;//-1
readckhd(&fid, &hd, ' tmf');
f_read(&fid, &fck, sizeof(fck), &ret);
// skip over extra info
if (hd.cksize != 16) {
printf("extra header info %d\n", hd.cksize - 16);
f_lseek(&fid, hd.cksize - 16);
}
printf("audio format 0x%x\n", fck.wFormatTag);
printf("channels %d\n", fck.nChannels);
printf("sample rate %d\n", fck.nSamplesPerSec);
printf("data rate %d\n", fck.nAvgBytesPerSec);
printf("block alignment %d\n", fck.nBlockAlign);
printf("bits per sample %d\n", fck.wBitsPerSample);
// now skip all non-data chunks !
while(1){
readckhd(&fid, &hd, 0);
if (hd.ckID == 'atad')
break;
f_lseek(&fid, hd.cksize);
}
printf("Samples %d\n", hd.cksize);
// Play it !
// audioplayerInit(fck.nSamplesPerSec);
f_read(&fid, Audiobuf, AUDIOBUFSIZE, &ret);
hd.cksize -= ret;
printf("playing sound %s\n", fileName);
audioplayerStart();
while (hd.cksize) {
int next = hd.cksize > AUDIOBUFSIZE/2 ? AUDIOBUFSIZE/2 : hd.cksize;
if (audioplayerHalf) {
if (next < AUDIOBUFSIZE/2)
bzero(Audiobuf, AUDIOBUFSIZE/2);
f_read(&fid, Audiobuf, next, &ret);
hd.cksize -= ret;
audioplayerHalf = 0;
}
if (audioplayerWhole) {
if (next < AUDIOBUFSIZE/2)
bzero(&Audiobuf[AUDIOBUFSIZE/2], AUDIOBUFSIZE/2);
f_read(&fid, &Audiobuf[AUDIOBUFSIZE/2], next, &ret);
hd.cksize -= ret;
audioplayerWhole = 0;
}
}
audioplayerStop();
printf("File played\n");
}
rc = f_close(&fid);
printf("\nClose the file.\n");
if (rc) die(rc);
// while (1);
}