#include <stdlib.h>
#include <stdio.h>
#include <string.h>

typedef unsigned int UINT32;
typedef unsigned short UINT16;
typedef unsigned char BYTE;
typedef unsigned char UINT8;

UINT8 *Track_ptr[MAX_TRACKS];

int main(int argc, char *argv[])
{
    FILE *fp;
    BYTE *buf;
    int i;
    int a;
    BYTE d,type;
    BYTE *track_p;
    UINT32 TrackTick;
    UINT32 size;
    UINT16 TrackNum; //Track 使用Track數量
    UINT16 TimeFormat;

    //開啟檔案並讀入buf
    fp = fopen("C:\\456.mid", "rb");
    fseek(fp, 0, SEEK_END);
    size = ftell(fp);
    fseek(fp, 0, SEEK_SET);

    buf = (unsigned char *)malloc(size);

    fread(buf,1 , size, fp);
    fclose(fp);
    //檢查檔頭是否為MThd
    if( buf[0] != 0x4d&buf[1] != 0x54&buf[2] != 0x68&buf[3] != 0x64)
    {
     printf("this File is not Midi\n");
    }

    //判斷format
     if( buf[9] == 0x00)
    {
     printf("File Format is 0\n");
     TrackNum=buf[11];
     printf(" TrackNumber is %d\n",buf[11]);
    }
    if( buf[9] == 0x01)
    {
     printf("File Format is 1\n");
          TrackNum=buf[11];
     printf("TrackNumber is %d\n",buf[11]);
    }
    if( buf[9] == 0x02)
    {
     printf("File Format is  2\n");
          TrackNum=buf[11];
     printf("TrackNumber is %d\n",buf[11]);
     }

    for(i=0;i<100;i++)
    {
     printf("%4d",buf[i]);
    }
system("pause");
return 0;
}