1.
AQRecorder
mRecordFormat.mFormatID = inFormatID;
if (inFormatID == kAudioFormatLinearPCM)
{
// if we want pcm, default to signed 16-bit little-endian
mRecordFormat.mFormatFlags = kLinearPCMFormatFlagIsSignedInteger | kLinearPCMFormatFlagIsPacked;
mRecordFormat.mBitsPerChannel = ;
mRecordFormat.mBytesPerPacket = mRecordFormat.mBytesPerFrame = (mRecordFormat.mBitsPerChannel / ) * mRecordFormat.mChannelsPerFrame;
mRecordFormat.mFramesPerPacket = ;
} // else {
//
// mRecordFormat.mSampleRate = 44100;//8000.0;//44100.0;
//
// mRecordFormat.mFormatID = kAudioFormatMPEG4AAC; // kAudioFormatMPEG4AAC_HE does not work. Can't find `AudioClassDescription`. `mFormatFlags` is set to 0.
// mRecordFormat.mFormatFlags = kMPEG4Object_AAC_LC; // Format-specific flags to specify details of the format. Set to 0 to indicate no format flags. See “Audio Data Format Identifiers” for the flags that apply to each format.
// mRecordFormat.mBytesPerPacket = 0; // The number of bytes in a packet of audio data. To indicate variable packet size, set this field to 0. For a format that uses variable packet size, specify the size of each packet using an AudioStreamPacketDescription structure.
// mRecordFormat.mFramesPerPacket = 0; // The number of frames in a packet of audio data. For uncompressed audio, the value is 1. For variable bit-rate formats, the value is a larger fixed number, such as 1024 for AAC. For formats with a variable number of frames per packet, such as Ogg Vorbis, set this field to 0.
// mRecordFormat.mBytesPerFrame = 0; // The number of bytes from the start of one frame to the start of the next frame in an audio buffer. Set this field to 0 for compressed formats. ...
// mRecordFormat.mChannelsPerFrame = 1; // The number of channels in each frame of audio data. This value must be nonzero.
// mRecordFormat.mBitsPerChannel = 0; // ... Set this field to 0 for compressed formats.
// mRecordFormat.mReserved = 0; // Pads the structure out to force an even 8-byte alignment. Must be set to 0.
// }
url = CFURLCreateWithString(kCFAllocatorDefault, (CFStringRef)inRecordFile, NULL);
// create the audio file
OSStatus status = AudioFileCreateWithURL(url, kAudioFileCAFType, &mRecordFormat, kAudioFileFlags_EraseFile, &mRecordFile);
CFRelease(url);
// ____________________________________________________________________________________
// AudioQueue callback function, called when an input buffers has been filled.
void AQRecorder::MyInputBufferHandler( void * inUserData,
AudioQueueRef inAQ,
AudioQueueBufferRef inBuffer,
const AudioTimeStamp * inStartTime,
UInt32 inNumPackets,
const AudioStreamPacketDescription* inPacketDesc)
{
AQRecorder *aqr = (AQRecorder *)inUserData;
try {
if (inNumPackets > ) {
// write packets to file
XThrowIfError(AudioFileWritePackets(aqr->mRecordFile, FALSE, inBuffer->mAudioDataByteSize,
inPacketDesc, aqr->mRecordPacket, &inNumPackets, inBuffer->mAudioData),
"AudioFileWritePackets failed");
aqr->mRecordPacket += inNumPackets;
} // if we're not stopping, re-enqueue the buffe so that it gets filled again
if (aqr->IsRunning())
XThrowIfError(AudioQueueEnqueueBuffer(inAQ, inBuffer, , NULL), "AudioQueueEnqueueBuffer failed");
} catch (CAXException e) {
char buf[];
fprintf(stderr, "Error: %s (%s)\n", e.mOperation, e.FormatError(buf));
}
}
AQPlayer
void AQPlayer::SetupNewQueue()
{
XThrowIfError(AudioQueueNewOutput(&mDataFormat, AQPlayer::AQBufferCallback, this,
CFRunLoopGetCurrent(), kCFRunLoopCommonModes, , &mQueue), "AudioQueueNew failed"); ... void AQPlayer::AQBufferCallback(void * inUserData,
AudioQueueRef inAQ,
AudioQueueBufferRef inCompleteAQBuffer)
{
AQPlayer *THIS = (AQPlayer *)inUserData; if (THIS->mIsDone) return; UInt32 numBytes;
UInt32 nPackets = THIS->GetNumPacketsToRead();
OSStatus result = AudioFileReadPackets(THIS->GetAudioFileID(), false, &numBytes, inCompleteAQBuffer->mPacketDescriptions, THIS->GetCurrentPacket(), &nPackets,
inCompleteAQBuffer->mAudioData);
if (result)
printf("AudioFileReadPackets failed: %d", (int)result);
if (nPackets > ) {
inCompleteAQBuffer->mAudioDataByteSize = numBytes;
inCompleteAQBuffer->mPacketDescriptionCount = nPackets;
AudioQueueEnqueueBuffer(inAQ, inCompleteAQBuffer, , NULL);
THIS->mCurrentPacket = (THIS->GetCurrentPacket() + nPackets);
}
2.levelmeter
- (void)updateLevelMeter:(id)sender {
/*
if (self.delegate) {
UInt32 dataSize = sizeof(AudioQueueLevelMeterState);
AudioQueueGetProperty([self.decapsulator Queue], kAudioQueueProperty_CurrentLevelMeter, levelMeterStates, &dataSize);
if ([self.delegate respondsToSelector:@selector(levelMeterChanged:)]) {
[self.delegate levelMeterChanged:levelMeterStates[0].mPeakPower];
}
}*/
}
//self.timerLevelMeter = [NSTimer scheduledTimerWithTimeInterval:0.2 target:self selector:@selector(updateLevelMeter:) userInfo:nil repeats:YES];
__weak __typeof(self)weakSelf = self;
MLAudioMeterObserver *meterObserver = [[MLAudioMeterObserver alloc]init];
meterObserver.actionBlock = ^(NSArray *levelMeterStates,MLAudioMeterObserver *meterObserver){
NSLog(@"volume:%f",[MLAudioMeterObserver volumeForLevelMeterStates:levelMeterStates]); if ([weakSelf.delegate respondsToSelector:@selector(levelMeterChanged:)]) {
[weakSelf.delegate levelMeterChanged:[MLAudioMeterObserver volumeForLevelMeterStates:levelMeterStates]];
}
};
meterObserver.errorBlock = ^(NSError *error,MLAudioMeterObserver *meterObserver){
//[[[UIAlertView alloc]initWithTitle:@"错误" message:error.userInfo[NSLocalizedDescriptionKey] delegate:nil cancelButtonTitle:nil otherButtonTitles:@"知道了", nil]show];
};
self.meterObserver = meterObserver;
self.meterObserver.audioQueue = player->Queue();
3.
linesview
- (void)levelMeterChanged:(float)levelMeter {
dispatch_async(dispatch_get_main_queue(), ^{
//self.levelMeter.progress = levelMeter;
NSLog(@"%.2f",levelMeter*);
[self.levelMeterLineView1 addMeter:levelMeter*];
[self.levelMeterLineView2 addMeter:levelMeter*];
});
}
-(void)addMeter:(float)meter
{
if (high) {
meter = meter*0.6 + 0.4;
} else {
meter = meter*0.6 + 0.35;
}
high = !high; [_meters addObject:@(meter)]; if (_meters.count > ) {
[_meters removeObjectAtIndex:];
}
[self setNeedsDisplay];
}
DXRecordView
- (void)levelMeterChanged:(float)levelMeter {
dispatch_async(dispatch_get_main_queue(), ^{
//self.levelMeter.progress = levelMeter;
NSLog(@"%.2f",levelMeter*);
float showMeter = levelMeter*0.6 + 0.35;
[_recordView setVoiceImageWithLowPassResults:showMeter];
});
}
-(void)setVoiceImageWithLowPassResults:(double)lowPassResults
{
CGRect frame = _meterImageView.frame;
frame.size.height = *lowPassResults;
frame.origin.y = +5.5+*(-lowPassResults);
_meterImageView.frame = frame;
4.recordButton 按住说话
//录制
self.recordButton = [[UIButton alloc] initWithFrame:CGRectMake(, kVerticalPadding, CGRectGetWidth(self.bounds)-( * ), kInputTextViewMinHeight)];
self.recordButton.titleLabel.font = [UIFont systemFontOfSize:15.0];
[self.recordButton setTitleColor:[UIColor darkGrayColor] forState:UIControlStateNormal];
[self.recordButton setBackgroundImage:[UIImage imageNamed:@"btn_long_round"] forState:UIControlStateNormal];
[self.recordButton setBackgroundImage:[UIImage imageNamed:@"btn_long_round_hl"] forState:UIControlStateHighlighted];
[self.recordButton setTitle:LOCALIZATION(@"按住说话") forState:UIControlStateNormal];
[self.recordButton setTitle:LOCALIZATION(@"松开结束") forState:UIControlStateHighlighted];
[self.recordButton setTitleColor:[UIColor whiteColor] forState:UIControlStateHighlighted];
//self.recordButton.hidden = YES;
[self.recordButton addTarget:self action:@selector(recordButtonTouchDown) forControlEvents:UIControlEventTouchDown];
[self.recordButton addTarget:self action:@selector(recordButtonTouchUpOutside) forControlEvents:UIControlEventTouchUpOutside];
[self.recordButton addTarget:self action:@selector(recordButtonTouchUpInside) forControlEvents:UIControlEventTouchUpInside];
[self.recordButton addTarget:self action:@selector(recordDragOutside) forControlEvents:UIControlEventTouchDragExit];
[self.recordButton addTarget:self action:@selector(recordDragInside) forControlEvents:UIControlEventTouchDragEnter];
5.EMChatAudioBubbleView
- (void)setModel:(MessageModel *)model
{
[super setModel:model]; _timeLabel.text = [NSString stringWithFormat:@"%d'",self.model.time]; if (self.model.isSender) {
[_isReadView setHidden:YES];
_animationImageView.image = [UIImage imageNamed:SENDER_ANIMATION_IMAGEVIEW_IMAGE_DEFAULT];
_animationImageView.animationImages = _senderAnimationImages;
}
else{
if (model.isPlayed) {
[_isReadView setHidden:YES];
}else{
[_isReadView setHidden:NO];
} _animationImageView.image = [UIImage imageNamed:RECEIVER_ANIMATION_IMAGEVIEW_IMAGE_DEFAULT];
_animationImageView.animationImages = _recevierAnimationImages;
} if (self.model.isPlaying)
{
[self startAudioAnimation];
}else {
[self stopAudioAnimation];
}
}
@interface MiniCourseViewTableViewCell : UITableViewCell<UITableViewDataSource,UITableViewDelegate,CommentVoiceDelegate> @property(nonatomic, strong) NSString * MiniContent;
@property(nonatomic, strong) UILabel *contentLabel,*numberLabel,* nameLabel,* timeLabel;
@property(nonatomic, strong) NSMutableArray * commentModelArray;
@property(nonatomic, strong) UIImageView * headImageView;
@property(nonatomic, strong) UIButton * laudButton; @property (nonatomic, strong) UITableView * tableView;
@property (nonatomic, strong) PlayVoiceButton *playVoiceButton;
@property (nonatomic, strong)id <ReplyVoiceDelegate> delegate; @property(nonatomic, strong) CourseReplay * replyModel; + (float)getHeightWithString:(NSString *)string fontSize:(int)size contenViewWidth:(CGFloat)width; @end
@interface FollowTalkThingCommentTableViewCell : UITableViewCell @property (nonatomic, strong) UIImageView *userImageView;
@property (nonatomic, strong) UILabel *nameLabel;
@property (nonatomic, strong) UILabel *timeLabel;
@property (nonatomic, strong) UIButton *zanButton; @property (strong, nonatomic) UILabel *answerLabel,*replyLabel;
@property (nonatomic, strong) PlayVoiceButton *voiceButton;
@property (strong, nonatomic) UIView *answerView; @property (strong, nonatomic) UILabel *scoreLabel; @property (nonatomic, strong)id <playVoiceButton> delegate; +(CGSize)cellBubbleSizeWithContent:(NSString *)content; @property (strong, nonatomic) id model; @end