StreamingKit/StreamingKit/STKAudioPlayer.h

@@ -247,12 +247,6 @@ typedef void(^STKFrameFilter)(UInt32 channelsPerFrame, UInt32 bytesPerFrame, UIn
 /// Disposes the STKAudioPlayer and frees up all resources before returning
 -(void) dispose;
 
-/// Sets playback speed
--(void)setPlaybackSpeed:(double)speed;
-
-/// Sets playback speed to 1.0
--(void)setDefaultPlaybackSpeed;
-
 /// The QueueItemId of the currently playing item
 -(NSObject*) currentlyPlayingQueueItemId;
 

StreamingKit/StreamingKit/STKAudioPlayer.m

@@ -203,7 +203,6 @@ static UInt32 maxFramesPerSlice = 4096;
 static AudioComponentDescription mixerDescription;
 static AudioComponentDescription nbandUnitDescription;
 static AudioComponentDescription outputUnitDescription;
-static AudioComponentDescription playbackSpeedUnitDescription;
 static AudioComponentDescription convertUnitDescription;
 static AudioStreamBasicDescription canonicalAudioStreamBasicDescription;
 static AudioStreamBasicDescription recordAudioStreamBasicDescription;
@@ -231,7 +230,6 @@ static AudioStreamBasicDescription recordAudioStreamBasicDescription;
     AUNode eqNode;
 	AUNode mixerNode;
     AUNode outputNode;
-    AUNode playbackSpeedNode;
 	
 	AUNode eqInputNode;
 	AUNode eqOutputNode;
@@ -241,7 +239,6 @@ static AudioStreamBasicDescription recordAudioStreamBasicDescription;
     AudioComponentInstance eqUnit;
 	AudioComponentInstance mixerUnit;
 	AudioComponentInstance outputUnit;
-    AudioComponentInstance playbackSpeedUnit;
 		
     UInt32 eqBandCount;
     int32_t waitingForDataAfterSeekFrameCount;
@@ -374,15 +371,6 @@ static void AudioFileStreamPacketsProc(void* clientData, UInt32 numberBytes, UIn
 		.componentFlagsMask = 0,
 		.componentManufacturer = kAudioUnitManufacturer_Apple
 	};
-    
-    playbackSpeedUnitDescription = (AudioComponentDescription)
-    {
-        .componentType = kAudioUnitType_FormatConverter,
-        .componentSubType = kAudioUnitSubType_AUiPodTimeOther,
-        .componentFlags = 0,
-        .componentFlagsMask = 0,
-        .componentManufacturer = kAudioUnitManufacturer_Apple
-    };
 	
 	mixerDescription = (AudioComponentDescription)
 	{
@@ -1925,16 +1913,6 @@ static void AudioFileStreamPacketsProc(void* clientData, UInt32 numberBytes, UIn
     [self stopThread];
 }
 
--(void)setPlaybackSpeed:(double)speed
-{
-    AudioUnitSetParameter(playbackSpeedUnit, kNewTimePitchParam_Rate, kAudioUnitScope_Global, 0, speed, 0);
-}
-
--(void)setDefaultPlaybackSpeed
-{
-    [self setPlaybackSpeed:1.f];
-}
-
 -(NSObject*) currentlyPlayingQueueItemId
 {
     OSSpinLockLock(&currentEntryReferencesLock);
@@ -2193,21 +2171,6 @@ static BOOL GetHardwareCodecClassDesc(UInt32 formatId, AudioClassDescription* cl
     CHECK_STATUS_AND_RETURN(AudioUnitSetProperty(outputUnit, kAudioUnitProperty_StreamFormat, kAudioUnitScope_Input, kOutputBus, &canonicalAudioStreamBasicDescription, sizeof(canonicalAudioStreamBasicDescription)));
 }
 
--(void) createPlaybackSpeedUnit
-{
-    OSStatus status;
-    
-    CHECK_STATUS_AND_RETURN(AUGraphAddNode(audioGraph, &playbackSpeedUnitDescription, &playbackSpeedNode));
-    CHECK_STATUS_AND_RETURN(AUGraphNodeInfo(audioGraph, playbackSpeedNode, &playbackSpeedUnitDescription, &playbackSpeedUnit));
-    
-    CHECK_STATUS_AND_RETURN(AudioUnitSetProperty(playbackSpeedUnit, kAudioUnitProperty_MaximumFramesPerSlice, kAudioUnitScope_Global, kOutputBus, &maxFramesPerSlice, sizeof(maxFramesPerSlice)));
-#if TARGET_OS_IPHONE
-    CHECK_STATUS_AND_RETURN(AudioUnitSetParameter(playbackSpeedUnit, kNewTimePitchParam_Rate, kAudioUnitScope_Global, 0, 1, 0));
-#endif
-    
-    CHECK_STATUS_AND_RETURN(AudioUnitSetProperty(playbackSpeedUnit, kAudioUnitProperty_StreamFormat, kAudioUnitScope_Input, kOutputBus, &canonicalAudioStreamBasicDescription, sizeof(canonicalAudioStreamBasicDescription)));
-}
-
 -(void) createMixerUnit
 {
 	OSStatus status;
@@ -2366,7 +2329,6 @@ static BOOL GetHardwareCodecClassDesc(UInt32 formatId, AudioClassDescription* cl
 	
 	[self createEqUnit];
 	[self createMixerUnit];
-    [self createPlaybackSpeedUnit];
 	[self createOutputUnit];
     
     [self connectGraph];
@@ -2415,12 +2377,6 @@ static BOOL GetHardwareCodecClassDesc(UInt32 formatId, AudioClassDescription* cl
         [nodes addObject:@(mixerNode)];
         [units addObject:[NSValue valueWithPointer:mixerUnit]];
     }
-    
-    if (playbackSpeedNode)
-    {
-        [nodes addObject:@(playbackSpeedNode)];
-        [units addObject:[NSValue valueWithPointer:playbackSpeedUnit]];
-    }
 	
     if (outputNode)
     {