objc: whitespace fixes, made indenting consistent to tabs (Xcode defa…

…ult)

objc/AudioHelpers.h

@@ -12,41 +12,41 @@
 
 #pragma mark - Audio Unit / Audio Session Debugging
 
-// uncomment this to log more information from the audio classes, or define it in "Other C Flags" build settings
+/// uncomment this to log more information from the audio classes, or define it in "Other C Flags" build settings
 //#define AU_DEBUG_VERBOSE
 
-// returns the name of the const value associated with the OSStatus as a string
+/// returns the name of the const value associated with the OSStatus as a string
 extern NSString *AVStatusCodeAsString(OSStatus status);
 extern NSString *AUStatusCodeAsString(OSStatus status);
 
-// log debug info along with the class, function and line number
+/// log debug info along with the class, function and line number
 #define AU_LOG(nslog_string, ...) do {\
 NSLog((@"%s[%d] " nslog_string), __func__, __LINE__, ##__VA_ARGS__);\
 } while (0)
 
-// same as AU_Log, but only logs if AU_DEBUG_VERBOSE is defined
+/// same as AU_Log, but only logs if AU_DEBUG_VERBOSE is defined
 #if defined(AU_DEBUG_VERBOSE)
-#define AU_LOGV(nslog_string, ...) AU_LOG(nslog_string, ##__VA_ARGS__)
+	#define AU_LOGV(nslog_string, ...) AU_LOG(nslog_string, ##__VA_ARGS__)
 #else
-#define AU_LOGV(nslog_string, ...)
+	#define AU_LOGV(nslog_string, ...)
 #endif
 
-// a debug check, which will only log if the value is non-zero
+/// a debug check, which will only log if the value is non-zero
 #define AU_LOG_IF_ERROR(value, nslog_string, ...) do {\
 if(value) {\
 NSLog((@"*** ERROR *** %s[%d] " nslog_string), __func__, __LINE__, ##__VA_ARGS__);\
 }\
 } while (0)
 
-// check if the audio unit had an error, and if so print it and return
+/// check if the audio unit had an error, and if so print it and return
 #define AU_RETURN_IF_ERROR(status) do {\
 if(status) {\
 NSLog(@"*** ERROR *** %s[%d] status code =  %@", __func__, __LINE__, AUStatusCodeAsString(status));\
 return;\
 }\
 } while (0)
 
-// check if the audio unit had an error, and if so print it and return false
+/// check if the audio unit had an error, and if so print it and return false
 #define AU_RETURN_FALSE_IF_ERROR(status) do {\
 if(status) {\
 NSLog(@"*** ERROR *** %s[%d] status code =  %@", __func__, __LINE__, AUStatusCodeAsString(status));\

objc/AudioHelpers.m

@@ -91,7 +91,7 @@ BOOL floatsAreEqual(Float64 f1, Float64 f2) {
 	return ((fabs(f1 - f2) < 0.0001) ? YES : NO);
 }
 
-//http://graphics.stanford.edu/~seander/bithacks.html#IntegerLogObvious
+// http://graphics.stanford.edu/~seander/bithacks.html#IntegerLogObvious
 int log2int(int x) {
 	int y = 0;
 	while (x >>= 1) {

objc/PdAudioController.h

@@ -13,56 +13,57 @@
 #import "PdAudioUnit.h"
 
 typedef enum PdAudioStatus {
-	PdAudioOK = 0,				// success
-	PdAudioError = -1,			// unrecoverable error
+	PdAudioOK = 0,              // success
+	PdAudioError = -1,          // unrecoverable error
 	PdAudioPropertyChanged = 1  // some properties have changed to run correctly (not fatal)
 } PdAudioStatus;
 
-/* PdAudioController: A class for managing PdAudioUnit within iOS
- * by using the AVFoundation and Audio Services APIs.
- * Handles phone interruptions and provides high level configuration methods
- * The returned PdAudioStatus is used to indicate success, failure, or
- * that parameters had to be adjusted in order to work.
- */
+/// PdAudioController: A class for managing PdAudioUnit within iOS
+/// by using the AVFoundation and Audio Services APIs.
+/// Handles phone interruptions and provides high level configuration methods
+/// The returned PdAudioStatus is used to indicate success, failure, or
+/// that parameters had to be adjusted in order to work.
+///
 #if __IPHONE_OS_VERSION_MIN_REQUIRED >= 60000
 @interface PdAudioController : NSObject
 #else
 // AVAudioSessionDelegate is deprecated starting in iOS 6
 @interface PdAudioController : NSObject	<AVAudioSessionDelegate>
 #endif
 
-// Read only properties that are set by the configure methods
+/// Read only properties that are set by the configure methods
 @property (nonatomic, readonly) int sampleRate;
 @property (nonatomic, readonly) int numberChannels;
 @property (nonatomic, readonly) BOOL inputEnabled;
 @property (nonatomic, readonly) BOOL mixingEnabled;
 @property (nonatomic, readonly) int ticksPerBuffer;
 
-// Check or set the active status of the audio unit
+/// Check or set the active status of the audio unit
 @property (nonatomic, getter=isActive) BOOL active;
 
-// Configure the audio with the specified samplerate, as well as number of output channels (which will also be the number of
-// input channels if input is enable).  Note that this method has three possible outcomes: success, failure, or conditional
-// success, where parameters had to be adjusted to set up the audio.  In the third case, you can query the sample rate and
-// channel properties to determine whether the selected configuration is acceptable.  Specifying mixingEnabled = YES will
-// allow the app to continue playing audio along with other apps (such as iPod music player).
+/// Configure the audio with the specified samplerate, as well as number of output channels (which will also be the number of
+/// input channels if input is enable).  Note that this method has three possible outcomes: success, failure, or conditional
+/// success, where parameters had to be adjusted to set up the audio.  In the third case, you can query the sample rate and
+/// channel properties to determine whether the selected configuration is acceptable.  Specifying mixingEnabled = YES will
+/// allow the app to continue playing audio along with other apps (such as iPod music player).
 - (PdAudioStatus)configurePlaybackWithSampleRate:(int)sampleRate
                                   numberChannels:(int)numChannels
                                     inputEnabled:(BOOL)inputEnabled
                                    mixingEnabled:(BOOL)mixingEnabled;
 
-// Configure audio for ambient use, without input channels.  Specifying mixingEnabled = YES will allow the app to continue
-// playing audio along with other apps (such as iPod music player).
+/// Configure audio for ambient use, without input channels.  Specifying mixingEnabled = YES will allow the app to continue
+/// playing audio along with other apps (such as iPod music player).
 - (PdAudioStatus)configureAmbientWithSampleRate:(int)sampleRate
                                  numberChannels:(int)numChannels
                                   mixingEnabled:(BOOL)mixingEnabled;
 
-// Configure the ticksPerBuffer parameter, which will change the audio sessions IO buffer size.
-// This can be done on the fly, while audio is running.  Note that the audio session only accepts
-// values that correspond to a number of frames that are a power of 2 and sometimes this value
-// is ignored by the audio unit, which tries to work with whatever number of frames it is provided.
+/// Configure the ticksPerBuffer parameter, which will change the audio sessions IO buffer size.
+/// This can be done on the fly, while audio is running.  Note that the audio session only accepts
+/// values that correspond to a number of frames that are a power of 2 and sometimes this value
+/// is ignored by the audio unit, which tries to work with whatever number of frames it is provided.
 - (PdAudioStatus)configureTicksPerBuffer:(int)ticksPerBuffer;
 
+/// Print current settings to the console.
 - (void)print;
 
 @end