获取MP3和M4A音乐文件的歌曲信息以及专辑图片

迈不过友情╰ 2022-01-14 16:15 194阅读 0赞

[2019独角兽企业重金招聘Python工程师标准>>> ][2019_Python_] ![hot3.png][]

NSBundle\* bundle = \[NSBundle mainBundle\];  
 NSString\* path = \[bundle bundlePath\];  
 NSURL \* fileURL=\[NSURL fileURLWithPath:\[NSString stringWithFormat:@"%@/akon、be - you - with.mp3", path\]\];  
 AudioFileTypeID fileTypeHint = kAudioFileMP3Type;  
 NSString \*fileExtension = \[\[fileURL path\] pathExtension\];  
 if (\[fileExtension isEqual:@"mp3"\]||\[fileExtension isEqual:@"m4a"\])  
 \{   
 AudioFileID fileID = nil;  
 OSStatus err = noErr;  
  
 err = AudioFileOpenURL( (CFURLRef) fileURL, kAudioFileReadPermission, 0, &fileID );  
 if( err != noErr ) \{   
 NSLog( @"AudioFileOpenURL failed" );  
 \}  
 UInt32 id3DataSize = 0;  
 err = AudioFileGetPropertyInfo( fileID, kAudioFilePropertyID3Tag, &id3DataSize, NULL );  
  
 if( err != noErr ) \{   
 NSLog( @"AudioFileGetPropertyInfo failed for ID3 tag" );  
 \}  
 NSDictionary \*piDict = nil;  
 UInt32 piDataSize = sizeof( piDict );  
 err = AudioFileGetProperty( fileID, kAudioFilePropertyInfoDictionary, &piDataSize, &piDict );  
 if( err != noErr ) \{   
 \[piDict release\];  
 NSLog( @"AudioFileGetProperty failed for property info dictionary" );  
 \}  
 CFDataRef AlbumPic= nil;  
 UInt32 picDataSize = sizeof(picDataSize);  
 err =AudioFileGetProperty( fileID, kAudioFilePropertyAlbumArtwork, &picDataSize, &AlbumPic);  
 if( err != noErr ) \{   
 NSLog( @"Get picture failed" );  
 \}  
 NSData\* imagedata= (NSData\*)AlbumPic;   
 UIImage\* image=\[\[UIImage alloc\]initWithData:imagedata\];  
 imageView.image=image;  
 NSString \* Album = \[(NSDictionary\*)piDict objectForKey:   
 \[NSString stringWithUTF8String: kAFInfoDictionary\_Album\]\];  
 NSString \* Artist = \[(NSDictionary\*)piDict objectForKey:   
 \[NSString stringWithUTF8String: kAFInfoDictionary\_Artist\]\];  
 NSString \* Title = \[(NSDictionary\*)piDict objectForKey:   
 \[NSString stringWithUTF8String: kAFInfoDictionary\_Title\]\];  
 NSLog(@"%@",Title);  
  
 NSLog(@"%@",Artist);  
  
 NSLog(@"%@",Album);  
  
 \}

转载于:https://my.oschina.net/padding/blog/89825

[2019_Python_]: https://my.oschina.net/u/2663968/blog/3061697
[hot3.png]: /images/20220114/f1990fd720cc4f6ea22155725d5f9ee8.png