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el-princio

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Inscription : 05-05-2008

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rajout d'un sample ( son ) dans AvTouch ( logiciel d'exemple d'Apple )

Bonjour,
j'aimerais savoir comment ajouté une musique a mon code. le voici :

/*

    File: avTouchController.mm
Abstract: n/a
Version: 1.2

Copyright (C) 2010 Apple Inc. All Rights Reserved.

*/

#import "avTouchController.h"

#import <Foundation/Foundation.h>
#import <AudioToolbox/AudioToolbox.h>

#include "CALevelMeter.h"

// amount to skip on rewind or fast forward
#define SKIP_TIME 1.0
// amount to play between skips
#define SKIP_INTERVAL .2

@interface avTouchController(PrivateMethods)

- (void)updateCurrentTime;
- (void)updateViewForPlayerState;
- (void)updateViewForPlayerInfo;

- (void)setupAudioSession;

- (void)ffwd;
- (void)rewind;

@end

@implementation avTouchController

@synthesize _fileName;
@synthesize _playButton;
@synthesize _ffwButton;
@synthesize _rewButton;
@synthesize _volumeSlider;
@synthesize _progressBar;
@synthesize _currentTime;
@synthesize _duration;
@synthesize _lvlMeter_in;
@synthesize _updateTimer;
@synthesize _player;

- (void)awakeFromNib
{
// Make the array to store our AVAudioPlayer objects
_soundFiles = [[NSMutableArray alloc] initWithCapacity:3];

_playBtnBG = [[[UIImage imageNamed:@"play.png"] stretchableImageWithLeftCapWidth:12.0 topCapHeight:0.0] retain];
_pauseBtnBG = [[[UIImage imageNamed:@"pause.png"] stretchableImageWithLeftCapWidth:12.0 topCapHeight:0.0] retain];

[_playButton setImage:_playBtnBG forState:UIControlStateNormal];

_updateTimer = nil;
_rewTimer = nil;
_ffwTimer = nil;

self._duration.adjustsFontSizeToFitWidth = YES;
self._currentTime.adjustsFontSizeToFitWidth = YES;
self._progressBar.minimumValue = 0.0;

// Load the array with the sample file
NSURL *fileURL = [[NSURL alloc] initFileURLWithPath: [[NSBundle mainBundle] pathForResource:@"sample" ofType:@"m4a"]];
self._player = [[AVAudioPlayer alloc] initWithContentsOfURL:fileURL error:nil];
if (self._player)
{
_fileName.text = [NSString stringWithFormat: @"%@ (%d ch.)", [[self._player.url relativePath] lastPathComponent], self._player.numberOfChannels, nil];
[self updateViewForPlayerInfo];
[self updateViewForPlayerState];
}

[fileURL release];
}

- (void)pausePlayback
{
[self._player pause];
[self updateViewForPlayerState];
}

- (void)startPlayback
{
if ([self._player play])
{
[self updateViewForPlayerState];
self._player.delegate = self;
}
else
NSLog(@"Could not play %@\n", self._player.url);
}

- (IBAction)playButtonPressed:(UIButton *)sender
{
if (self._player.playing == YES)
[self pausePlayback];
else
[self startPlayback];
}

- (IBAction)rewButtonPressed:(UIButton *)sender
{
if (_rewTimer) [_rewTimer invalidate];
_rewTimer = [NSTimer scheduledTimerWithTimeInterval:SKIP_INTERVAL target:self selector:@selector(rewind) userInfo:self._player repeats:YES];
}

- (IBAction)rewButtonReleased:(UIButton *)sender
{
if (_rewTimer) [_rewTimer invalidate];
_rewTimer = nil;
}

- (IBAction)ffwButtonPressed:(UIButton *)sender
{
if (_ffwTimer) [_ffwTimer invalidate];
_ffwTimer = [NSTimer scheduledTimerWithTimeInterval:SKIP_INTERVAL target:self selector:@selector(ffwd) userInfo:self._player repeats:YES];
}

- (IBAction)ffwButtonReleased:(UIButton *)sender
{
if (_ffwTimer) [_ffwTimer invalidate];
_ffwTimer = nil;
}

- (IBAction)volumeSliderMoved:(UISlider *)sender
{
self._player.volume = [sender value];
}

- (IBAction)progressSliderMoved:(UISlider *)sender
{
self._player.currentTime = sender.value;
[self updateCurrentTime];
}

- (void)dealloc
{
[super dealloc];
[_playBtnBG release];

[_fileName release];
[_playButton release];
[_ffwButton release];
[_rewButton release];
[_volumeSlider release];
[_progressBar release];
[_currentTime release];
[_duration release];
[_lvlMeter_in release];
[_updateTimer release];
[_player release];
}

#pragma mark playback methods

- (void)ffwd
{
AVAudioPlayer *player = _ffwTimer.userInfo;
player.currentTime+= SKIP_TIME;
[self updateCurrentTime];
}

- (void)rewind
{
AVAudioPlayer *player = _rewTimer.userInfo;
player.currentTime-= SKIP_TIME;
[self updateCurrentTime];
}

#pragma mark UI state handlers

-(void)updateCurrentTime
{
self._currentTime.text = [NSString stringWithFormat:@"%d:%02d", (int)self._player.currentTime / 60, (int)self._player.currentTime % 60, nil];
self._progressBar.value = self._player.currentTime;
}

- (void)updateViewForPlayerState
{
[self updateCurrentTime];

if (self._updateTimer)
[self._updateTimer invalidate];

if (self._player.playing)
{
[_playButton setImage:((self._player.playing == YES) ? _pauseBtnBG : _playBtnBG) forState:UIControlStateNormal];
[_lvlMeter_in setPlayer:self._player];
self._updateTimer = [NSTimer scheduledTimerWithTimeInterval:.01 target:self selector:@selector(updateCurrentTime) userInfo:self._player repeats:YES];
}
else
{
[_playButton setImage:((self._player.playing == YES) ? _pauseBtnBG : _playBtnBG) forState:UIControlStateNormal];
[_lvlMeter_in setPlayer:nil];
_updateTimer = nil;
}

}

-(void)updateViewForPlayerInfo
{
self._duration.text = [NSString stringWithFormat:@"%d:%02d", (int)self._player.duration / 60, (int)self._player.duration % 60, nil];
self._progressBar.maximumValue = self._player.duration;
self._volumeSlider.value = self._player.volume;
}

#pragma mark AudioSession methods

void RouteChangeListener( void *                  inClientData,
AudioSessionPropertyID inID,
UInt32                  inDataSize,
const void *            inData)
{
avTouchController* This = (avTouchController*)inClientData;

if (inID == kAudioSessionProperty_AudioRouteChange) {

CFDictionaryRef routeDict = (CFDictionaryRef)inData;
NSNumber* reasonValue = (NSNumber*)CFDictionaryGetValue(routeDict, CFSTR(kAudioSession_AudioRouteChangeKey_Reason));

int reason = [reasonValue intValue];

if (reason == kAudioSessionRouteChangeReason_OldDeviceUnavailable) {

[This pausePlayback];
}
}
}

- (void)setupAudioSession
{
AVAudioSession *session = [AVAudioSession sharedInstance];
NSError *error = nil;

[session setCategory: AVAudioSessionCategoryPlayback error: &error];
if (error != nil)
NSLog(@"Failed to set category on AVAudioSession");

// AudioSession and AVAudioSession calls can be used interchangeably
OSStatus result = AudioSessionAddPropertyListener(kAudioSessionProperty_AudioRouteChange, RouteChangeListener, self);
if (result) NSLog(@"Could not add property listener! %d\n", result);

BOOL active = [session setActive: YES error: nil];
if (!active)
NSLog(@"Failed to set category on AVAudioSession");

}

#pragma mark AVAudioPlayer delegate methods

- (void)audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)flag
{
if (flag == NO)
NSLog(@"Playback finished unsuccessfully");

[player setCurrentTime:0.];
[self updateViewForPlayerState];
}

- (void)playerDecodeErrorDidOccur:(AVAudioPlayer *)player error:(NSError *)error
{
NSLog(@"ERROR IN DECODE: %@\n", error);
}

// we will only get these notifications if playback was interrupted
- (void)audioPlayerBeginInterruption:(AVAudioPlayer *)player
{
// the object has already been paused, we just need to update UI
[self updateViewForPlayerState];
}

- (void)audioPlayerEndInterruption:(AVAudioPlayer *)player
{
[self startPlayback];
}

@end

j'ai mis en rouge la partie ou est appellé Sample.m4a. Maintenant, comment rajouté Sample1.m4a ?

Merci de vos futures réponses.

Cordialement, Paul.

---

Société MasterWare.

iPhone 4 32 GB, Blackberry Bold 9000, BlackBerry Torch, MacBook Nouvelle Génération 17 pouces, iPad 1, Mac Pro, iMac 27 pouces, et 1 Windaube.

el-princio

Membre

Inscription : 05-05-2008

Messages : 191

Site Web

Re : rajout d'un sample ( son ) dans AvTouch ( logiciel d'exemple d'Apple )

Personne ?

---

Société MasterWare.

iPhone 4 32 GB, Blackberry Bold 9000, BlackBerry Torch, MacBook Nouvelle Génération 17 pouces, iPad 1, Mac Pro, iMac 27 pouces, et 1 Windaube.