//
// MusicInfoArray.h
// LocationMusic
//
// Created by Wengrp on 2017/6/22.
// Copyright © 2017年 Wengrp. All rights reserved.
//
#import <UIKit/UIKit.h>
#import <Foundation/Foundation.h>
#import <AVFoundation/AVFoundation.h>
@interface MusicInfoArray : NSObject
/**
获取音视频文件的Metadata信息(可以获取到mp3以及m4a的相关信息)
*/
+ (NSMutableArray *)MusicInfoArray;
@end
//
// MusicInfoArray.m
// LocationMusic
//
// Created by Wengrp on 2017/6/22.
// Copyright © 2017年 Wengrp. All rights reserved.
//
#import "MusicInfoArray.h"
@implementation MusicInfoArray
+ (NSMutableArray *)MusicInfoArray
{
NSMutableArray *resultArray = [[NSMutableArray alloc] init];
NSArray *mp3Array = [NSBundle pathsForResourcesOfType:@"mp3" inDirectory:[[NSBundle mainBundle] pathForResource:@"Music" ofType:@"bundle"]];
for (NSString *filePath in mp3Array) {
NSURL *url = [NSURL fileURLWithPath:filePath];
NSString *MusicName = [filePath lastPathComponent];
AVURLAsset *mp3Asset = [AVURLAsset URLAssetWithURL:url options:nil];
NSLog(@"%@",mp3Asset);
for (NSString *format in [mp3Asset availableMetadataFormats]) {
NSMutableDictionary *infoDict = [[NSMutableDictionary alloc] init];
[infoDict setObject:MusicName forKey:@"MusicName"];
NSLog(@"format type = %@",format);
for (AVMetadataItem *metadataItem in [mp3Asset metadataForFormat:format]) {
NSLog(@"commonKey = %@",metadataItem.commonKey);
if ([metadataItem.commonKey isEqualToString:@"artwork"]) {
NSString *mime = [(NSDictionary *)metadataItem.value objectForKey:@"MIME"];
NSLog(@"mime: %@",mime);
[infoDict setObject:mime forKey:@"artwork"];
}
else if([metadataItem.commonKey isEqualToString:@"title"])
{
NSString *title = (NSString *)metadataItem.value;
NSLog(@"title: %@",title);
[infoDict setObject:title forKey:@"title"];
}
else if([metadataItem.commonKey isEqualToString:@"artist"])
{
NSString *artist = (NSString *)metadataItem.value;
NSLog(@"artist: %@",artist);
[infoDict setObject:artist forKey:@"artist"];
}
else if([metadataItem.commonKey isEqualToString:@"albumName"])
{
NSString *albumName = (NSString *)metadataItem.value;
NSLog(@"albumName: %@",albumName);
[infoDict setObject:albumName forKey:@"albumName"];
}
}
[resultArray addObject:infoDict];
}
}
return resultArray;
}
@end