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LameMp3EncodeDemo/LameMp3EncodeDemo.xcodeproj/xcuserdata/andong.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist

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+<?xml version="1.0" encoding="UTF-8"?>
+<Bucket
+   type = "1"
+   version = "2.0">
+</Bucket>

LameMp3EncodeDemo/LameMp3EncodeDemo.xcodeproj/xcuserdata/andong.xcuserdatad/xcschemes/xcschememanagement.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>LameMp3EncodeDemo.xcscheme</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>0</integer>
+		</dict>
+	</dict>
+</dict>
+</plist>

LameMp3EncodeDemo/LameMp3EncodeDemo/AppDelegate.h

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+//
+//  AppDelegate.h
+//  LameMp3EncodeDemo
+//
+//  Created by AnDong on 2018/2/13.
+//  Copyright © 2018年 AnDong. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+@interface AppDelegate : UIResponder <UIApplicationDelegate>
+
+@property (strong, nonatomic) UIWindow *window;
+
+
+@end
+

LameMp3EncodeDemo/LameMp3EncodeDemo/AppDelegate.m

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+//
+//  AppDelegate.m
+//  LameMp3EncodeDemo
+//
+//  Created by AnDong on 2018/2/13.
+//  Copyright © 2018年 AnDong. All rights reserved.
+//
+
+#import "AppDelegate.h"
+
+@interface AppDelegate ()
+
+@end
+
+@implementation AppDelegate
+
+
+- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
+    // Override point for customization after application launch.
+    return YES;
+}
+
+
+- (void)applicationWillResignActive:(UIApplication *)application {
+    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
+    // Use this method to pause ongoing tasks, disable timers, and invalidate graphics rendering callbacks. Games should use this method to pause the game.
+}
+
+
+- (void)applicationDidEnterBackground:(UIApplication *)application {
+    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
+    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
+}
+
+
+- (void)applicationWillEnterForeground:(UIApplication *)application {
+    // Called as part of the transition from the background to the active state; here you can undo many of the changes made on entering the background.
+}
+
+
+- (void)applicationDidBecomeActive:(UIApplication *)application {
+    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
+}
+
+
+- (void)applicationWillTerminate:(UIApplication *)application {
+    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
+}
+
+
+@end

LameMp3EncodeDemo/LameMp3EncodeDemo/Assets.xcassets/AppIcon.appiconset/Contents.json

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+{
+  "images" : [
+    {
+      "idiom" : "iphone",
+      "size" : "20x20",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "20x20",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "29x29",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "29x29",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "40x40",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "40x40",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "60x60",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "60x60",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "20x20",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "20x20",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "29x29",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "29x29",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "40x40",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "40x40",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "76x76",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "76x76",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "83.5x83.5",
+      "scale" : "2x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

LameMp3EncodeDemo/LameMp3EncodeDemo/AudioPlayViewController.h

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+//
+//  AudioPlayViewController.h
+//  LameMp3EncodeDemo
+//
+//  Created by AnDong on 2018/3/15.
+//  Copyright © 2018年 AnDong. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+@class Mp3FileModel;
+
+@interface AudioPlayViewController : UIViewController
+
+@property (nonatomic,strong)Mp3FileModel *fileModel;
+
+@end

LameMp3EncodeDemo/LameMp3EncodeDemo/AudioPlayViewController.m

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+//
+//  AudioPlayViewController.m
+//  LameMp3EncodeDemo
+//
+//  Created by AnDong on 2018/3/15.
+//  Copyright © 2018年 AnDong. All rights reserved.
+//
+
+#import "AudioPlayViewController.h"
+#import <AVFoundation/AVFoundation.h>
+#import "Mp3FileModel.h"
+
+@interface AudioPlayViewController ()<AVAudioPlayerDelegate>
+@property (weak, nonatomic) IBOutlet UILabel *playTimeLabel;
+@property (weak, nonatomic) IBOutlet UIButton *playBtn;
+@property (nonatomic,strong) AVAudioPlayer *player;
+@property (nonatomic,strong) NSTimer *playStatusTimer;
+@end
+
+@implementation AudioPlayViewController
+
+
+- (void)viewDidLoad {
+    [super viewDidLoad];
+
+    self.player = [[AVAudioPlayer alloc]initWithContentsOfURL:
+                                       [NSURL URLWithString:self.fileModel.mp3Path]
+                                       error:nil];
+    self.player.delegate = self;
+    //开始播放
+    [self.player prepareToPlay];
+    //播放
+    [self.player play];
+
+    [self startPlayStatusTimer];
+}
+
+- (void)viewDidDisappear:(BOOL)animated{
+    [super viewDidDisappear:animated];
+    [self.player stop];
+    [self stopPlayStatusTimer];
+}
+
+- (IBAction)navBack:(UIButton *)sender {
+    [self dismissViewControllerAnimated:YES completion:^{
+
+    }];
+}
+
+- (void)updateTime{
+    NSTimeInterval currentTime = self.player.currentTime;
+    self.playTimeLabel.text = [self getFormatString:currentTime];
+}
+
+- (NSString *)getFormatString:(NSInteger)totalSeconds {
+    NSInteger seconds = totalSeconds % 60;
+    NSInteger minutes = (totalSeconds / 60) % 60;
+    NSInteger hours = totalSeconds / 3600;
+    if (hours <= 0) {
+        return [NSString stringWithFormat:@"%02ld:%02ld",(long)minutes, (long)seconds];
+    }
+    return [NSString stringWithFormat:@"%02ld:%02ld:%02ld",(long)hours, (long)minutes, (long)seconds];
+}
+
+- (void)startPlayStatusTimer{
+    if (!self.playStatusTimer) {
+        self.playStatusTimer = [NSTimer scheduledTimerWithTimeInterval:1.0f target:self selector:@selector(updateTime) userInfo:nil repeats:YES];
+        [self.playStatusTimer setFireDate:[NSDate distantPast]];
+    }
+}
+
+- (void)stopPlayStatusTimer{
+    if (self.playStatusTimer) {
+        [self.playStatusTimer invalidate];
+        self.playStatusTimer = nil;
+        self.playTimeLabel.text = @"00:00";
+    }
+}
+
+#pragma mark - AVAudioPlayerDelegate
+
+- (void)audioPlayerDidFinishPlaying:(AVAudioPlayer*)player successfully:(BOOL)flag{
+    //播放结束
+    [self stopPlayStatusTimer];
+}
+
+- (void)audioPlayerDecodeErrorDidOccur:(AVAudioPlayer*)player error:(NSError *)error{
+    //解码错误
+}
+
+- (void)audioPlayerBeginInteruption:(AVAudioPlayer*)player{
+    //处理中断
+}
+
+- (void)audioPlayerEndInteruption:(AVAudioPlayer*)player{
+    //处理中断结束
+}
+
+
+- (IBAction)playBtnClick:(UIButton *)sender {
+    //暂停播放
+    sender.selected = !sender.selected;
+
+    if (sender.selected) {
+        //暂停
+        [self.player pause];
+        [sender setTitle:@"开始播放" forState:UIControlStateNormal];
+    }
+    else{
+        //开始播放
+        [self.player play];
+        [sender setTitle:@"暂停" forState:UIControlStateNormal];
+    }
+}
+
+
+@end