这行代码对我很有用

现在我发布了我的整个代码用于录制，保存，播放和播放发布到服务器

now I have post my whole code for Record,save,play & post to server

已编辑： -

SoundRecordVC.h

///***********************  SoundRecordVC.h   ***************************//

#import <UIKit/UIKit.h>
#import <AVFoundation/AVFoundation.h>

@interface SoundRecordVC : UIViewController<AVAudioPlayerDelegate,AVAudioRecorderDelegate>
{

    BOOL stopBtnFlag;
    BOOL pauseBtnFlag;

    NSTimer *timer;

    AVAudioPlayer *audioPlayer;
    AVAudioRecorder *audioRecorder;

}

    // ------------------- Properties ---------------------
@property (weak, nonatomic) IBOutlet UIButton *recordBtn;
@property (weak, nonatomic) IBOutlet UIButton *playBtn;


@property (strong, nonatomic) AVAudioRecorder *audioRecorder;
@property (strong, nonatomic) AVAudioPlayer *audioPlayer;

@property (strong,nonatomic) NSString *friendId;


    // ------------------- IBAction -----------------
- (IBAction)recordBtnPressed:(id)sender;
- (IBAction)playBtnPressed:(id)sender;

SoundRecordVC.m

//***********************  SoundRecordVC.m   ***************************//


#import "SoundRecordVC.h"

@interface SoundRecordVC.m ()

@end

@implementation SoundRecordVC.m

@synthesize recordBtn;
@synthesize playBtn;


- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];
}

#pragma mark -
#pragma mark - methods

- (IBAction)recordBtnPressed:(id)sender
{
    if (!stopBtnFlag)
    {
        if (!audioRecorder.recording)
        {
            [self performSelectorOnMainThread:@selector(setUpAudioRecorder) withObject:nil waitUntilDone:YES];
            [audioRecorder record];
             NSLog(@"Recording...");

        }
        stopBtnFlag = YES;
    }
    else
    {
        [audioRecorder stop];
        stopBtnFlag = NO;

      }
}
-(void)setUpAudioRecorder
{
    AVAudioSession *audioSession = [AVAudioSession sharedInstance];
    [audioSession setCategory:AVAudioSessionCategoryRecord error:nil];

    // --------------------- Setting for audio ----------------------//

    NSDictionary *recordSettings = [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:AVAudioQualityMedium],AVEncoderAudioQualityKey,[NSNumber numberWithInt:16],AVEncoderBitRateKey,[NSNumber numberWithInt:2],AVNumberOfChannelsKey,[NSNumber numberWithInt:44100.0],AVSampleRateKey, nil];

    NSError *error = nil;


    // --------------------- File save Path ----------------------//
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *documentsDirectory = [paths objectAtIndex:0];
    NSURL *url = [NSURL fileURLWithPath:[NSString stringWithFormat:@"%@/sounds.caf", documentsDirectory]];


    audioRecorder = [[AVAudioRecorder alloc] initWithURL:url settings:recordSettings error:&error];
    audioRecorder.delegate = self;

    if ([audioRecorder prepareToRecord] == YES){
        [audioRecorder prepareToRecord];

    }else {
        int errorCode = CFSwapInt32HostToBig ([error code]);
        NSLog(@"Error: %@ [%4.4s])" , [error localizedDescription], (char*)&errorCode);

    }
}

- (IBAction)playBtnPressed:(id)sender {

    AVAudioSession *audioSession = [AVAudioSession sharedInstance];
    [audioSession setCategory:AVAudioSessionCategoryPlayback error:nil];

    //----------------------loading files to player for playing------------------------------------//

    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *documentsDirectory = [paths objectAtIndex:0];
    NSURL *url = [NSURL fileURLWithPath:[NSString stringWithFormat:@"%@/sounds.caf", documentsDirectory]];


    NSError *error;
    NSLog(@"url is %@",url);

    [audioPlayer stop];
    audioPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL:url error:&error];
    audioPlayer.numberOfLoops = 0;
    audioPlayer.delegate=self;
    [audioPlayer prepareToPlay];

    if(!pauseBtnFlag){

        NSLog(@"Playing.......");
        [audioPlayer play];
         pauseBtnFlag=YES;

    }else{
         NSLog(@"Pause");
        [audioPlayer pause];
        pauseBtnFlag=NO;
    }

}

#pragma mark - 
#pragma mark - AVRecorder Delegate

-(void)audioRecorderDidFinishRecording: (AVAudioRecorder *)recorder successfully:(BOOL)flag
{
    NSLog (@"audioRecorderDidFinishRecording:successfully");
    NSLog(@"Stopped");

}
-(void)audioRecorderEncodeErrorDidOccur:(AVAudioRecorder *)recorder error:(NSError *)error
{
    NSLog(@"Encode Error occurred");
}

-(void)audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)flag
{

}

-(void)dataUploadOnServer
        {
             NSLog(@"upload");
                recStateLabel.text = @"Uploading";

                NSString *baseurl = @"http://efron.org.il/dev/singsong/upload.php";
                NSURL *dataURL = [NSURL URLWithString:baseurl]; 

                   NSMutableURLRequest *dataRqst = [NSMutableURLRequest requestWithURL:dataURL cachePolicy:NSURLRequestUseProtocolCachePolicy timeoutInterval:30.0];

                        [dataRqst setHTTPMethod:@"POST"];

                        NSString *stringBoundary = @"0xKhTmLbOuNdArY---This_Is_ThE_BoUnDaRyy---pqo";
                        NSString *headerBoundary = [NSString stringWithFormat:@"multipart/form-data; boundary=%@",stringBoundary];

                        [dataRqst addValue:headerBoundary forHTTPHeaderField:@"Content-Type"];

                        NSMutableData *postBody = [NSMutableData data];


                        // -------------------- ---- Audio Upload Status ---------------------------\\
                        //pass MediaType file

                        [postBody appendData:[[NSString stringWithFormat:@"--%@\r\n", stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];
                        [postBody appendData:[@"Content-Disposition: form-data; name=\"Data\"; filename=\"myVoice.mp3\"\r\n" dataUsingEncoding:NSUTF8StringEncoding]];
                        [postBody appendData:[@"Content-Type: audio/caf\r\n" dataUsingEncoding:NSUTF8StringEncoding]];
                        [postBody appendData:[@"Content-Transfer-Encoding: binary\r\n\r\n" dataUsingEncoding:NSUTF8StringEncoding]];
                        //*******************load locally store audio file********************//
                        NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
                        NSString *documentsDirectory = [paths objectAtIndex:0];
                        NSString *audioUrl = [NSString stringWithFormat:@"%@/record.mp3", documentsDirectory]; 


                        // get the audio data from main bundle directly into NSData object
                        NSData *audioData;
                        audioData = [[NSData alloc] initWithContentsOfFile:audioUrl];
                        // add it to body
                        [postBody appendData:audioData];
                        [postBody appendData:[@"\r\n" dataUsingEncoding:NSUTF8StringEncoding]];

                        // final boundary

                        [postBody appendData:[[NSString stringWithFormat:@"--%@--\r\n", stringBoundary] dataUsingEncoding:NSUTF8StringEncoding]];

                        // add body to post

                        [dataRqst setHTTPBody:postBody];

                        NSHTTPURLResponse* response =[[NSHTTPURLResponse alloc] init];
                        NSError* error = [[NSError alloc] init] ;

                        //synchronous filling of data from HTTP POST response
                        NSData *responseData = [NSURLConnection sendSynchronousRequest:dataRqst returningResponse:&response error:&error];

                        //convert data into string
                        NSString *responseString = [[NSString alloc] initWithBytes:[responseData bytes] length:[responseData length] encoding:NSUTF8StringEncoding];

                        NSLog(@"Response String %@",responseString);
}


#pragma mark -

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

- (void)viewDidUnload
{
    [self setPlayBtn:nil];
    [super viewDidUnload];
}

@end

我希望它适用于你