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//gcc test2.c -O2 -I.. -L. ../libvo/aclib.c -lMP3 -lm -o test2
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <sys/soundcard.h>
#include "config.h"
#include "mp3lib/mp3.h"
#include "cpudetect.h"
static FILE* mp3file=NULL;
int mplayer_audio_read(char *buf,int size){
return fread(buf,1,size,mp3file);
}
#define BUFFLEN 4608
static unsigned char buffer[BUFFLEN];
int main(int argc,char* argv[]){
int len;
int total=0;
float length;
int r;
int audio_fd;
mp3file=fopen((argc>1)?argv[1]:"test.mp3","rb");
if(!mp3file){ printf("file not found\n"); exit(1); }
GetCpuCaps(&gCpuCaps);
// MPEG Audio:
#ifdef USE_FAKE_MONO
MP3_Init(0);
#else
MP3_Init();
#endif
MP3_samplerate=MP3_channels=0;
len=MP3_DecodeFrame(buffer,-1);
audio_fd=open("/dev/dsp", O_WRONLY);
if(audio_fd<0){ printf("Can't open audio device\n");exit(1); }
r=AFMT_S16_LE;ioctl (audio_fd, SNDCTL_DSP_SETFMT, &r);
r=MP3_channels-1;ioctl (audio_fd, SNDCTL_DSP_STEREO, &r);
r=MP3_samplerate;ioctl (audio_fd, SNDCTL_DSP_SPEED, &r);
printf("audio_setup: using %d Hz samplerate (requested: %d)\n",r,MP3_samplerate);
while(1){
int len2;
if(len==0) len=MP3_DecodeFrame(buffer,-1);
if(len<=0) break; // EOF
// play it
len2=write(audio_fd,buffer,len);
if(len2<0) break; // ERROR?
len-=len2; total+=len2;
if(len>0){
// this shouldn't happen...
memcpy(buffer,buffer+len2,len);
putchar('!');fflush(stdout);
}
}
fclose(mp3file);
}
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