本文实例讲述了C++实现显示MP3文件信息的方法。分享给大家供大家参考。具体实现方法如下：
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/**
* This is small example how to use libZPlay library to play files.
* This example is using OpenFile functions to open disk files and play.
*/
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <olectl.h>
#include <ole2.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <conio.h>
#include <dos.h>
#include <conio.h>
#include "../include/libzplay.h"
using namespace libZPlay;
ZPlay* player;
int __stdcall CallbackFunc(void* instance, void *user_data, TCallbackMessage message, unsigned int param1, unsigned int param2);
int main(int argc, char **argv)
{
// clear screen
system("CLS");
// create class instance
player = CreateZPlay();
// chek if we have class instance
if(player == 0)
{
printf("Error: Can't create class instance !nPress key to exit.n");
getch();
return 0;
}
// get library version
int ver = player->GetVersion();
// check if we have version 2.00 and above
if(ver < 200)
{
printf("Error: Need library version 2.00 and above !nPress key to exit.\r\n");
getch();
player->Release();
return 0;
}
// display version info
printf("libZPlay v.%i.%02i\r\n\r\n", ver / 100, ver % 100);
if(argc > 1)
{
TID3InfoEx id3_info;
if(player->LoadFileID3Ex(argv[1], sfAutodetect, &id3_info, 1)) // loading ID3v2
{
printf("Title: %s\r\n", id3_info.Title);
printf("Artist: %s\r\n", id3_info.Artist);
printf("Album: %s\r\n", id3_info.Album);
printf("Year: %s\r\n", id3_info.Year);
printf("Comment: %s\r\n", id3_info.Comment);
printf("Genre: %s\r\n", id3_info.Genre);
printf("Track: %s\r\n\r\n", id3_info.TrackNum);
printf("Artist1 : %s\r\n", id3_info.AlbumArtist );
printf("Composer: %s\r\n", id3_info.Composer );
printf("Original: %s\r\n", id3_info.OriginalArtist );
printf("Copyright: %s\r\n", id3_info.Copyright );
printf("URL: %s\r\n", id3_info.URL );
printf("Encoder: %s\r\n", id3_info.Encoder );
printf("Publisher: %s\r\n", id3_info.Publisher );
printf("BPM: %u\r\n", id3_info.BPM);
printf("MIME: %s\r\n", id3_info.Picture.MIMEType);
printf("TYPE: %u\r\n", id3_info.Picture.PictureType);
printf("Desc: %s\r\n", id3_info.Picture.Description);
printf("Size: %u\r\n", id3_info.Picture.PictureDataSize);
// draw picture on desktop window
player->DrawBitmapToHWND(NULL, 0, 0, 0, 0, id3_info.Picture.hBitmap);
}
else
{
printf("No ID3 data\r\n\r\n");
}
}
else
{
// no filename in argument
player->Release(); // delete ZPlay class
char *end = strrchr(argv[0], '\');
if(end && *(end + 1) != 0)
end++;
else
end = argv[0];
printf("Usage: %s filename\r\n\r\nPress key to exit\r\n", end);
getch();
return 0;
}
getch();
}
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希望本文所述对大家的C++程序设计有所帮助。