shithub: libsamplerate

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fix macos compile errors - modernize audio api

--- a/CMakeLists.txt

+++ b/CMakeLists.txt

@@ -122,6 +122,9 @@

 	if(WIN32)

 		target_link_libraries(${exampleName} PUBLIC winmm)

 	endif()

+	if (APPLE)

+		target_link_libraries (${exampleName} PUBLIC  "-framework CoreAudio")

+	endif()

 endforeach(exampleSrc)

 set(prefix ${CMAKE_INSTALL_PREFIX})

--- a/examples/audio_out.c

+++ b/examples/audio_out.c

@@ -427,7 +427,6 @@

 #if (defined (__MACH__) && defined (__APPLE__)) /* MacOSX */

-#include <Carbon.h>

 #include <CoreAudio/AudioHardware.h>

 #define	MACOSX_MAGIC	MAKE_MAGIC ('M', 'a', 'c', ' ', 'O', 'S', ' ', 'X')

@@ -447,6 +446,9 @@

 	get_audio_callback_t	callback ;

 	void 	*callback_data ;

+

+	AudioDeviceIOProcID ioprocid;

+

 } MACOSX_AUDIO_OUT ;

 static AUDIO_OUT *macosx_open (int channels, int samplerate) ;

@@ -463,7 +465,8 @@

 macosx_open (int channels, int samplerate)

 {	MACOSX_AUDIO_OUT *macosx_out ;

 	OSStatus	err ;

-	size_t 		count ;

+	UInt32 		count ;

+	AudioObjectPropertyAddress  propertyAddress ;

 	if ((macosx_out = calloc (1, sizeof (MACOSX_AUDIO_OUT))) == NULL)

 	{	perror ("macosx_open : malloc ") ;

@@ -477,10 +480,14 @@

 	macosx_out->device = kAudioDeviceUnknown ;

 	/*  get the default output device for the HAL */

+	propertyAddress.mSelector = kAudioHardwarePropertyDefaultOutputDevice;

+	propertyAddress.mScope = kAudioDevicePropertyScopeOutput;

+	propertyAddress.mElement = kAudioObjectPropertyElementMaster;

+

 	count = sizeof (AudioDeviceID) ;

-	if ((err = AudioHardwareGetProperty (kAudioHardwarePropertyDefaultOutputDevice,

-				&count, (void *) &(macosx_out->device))) != noErr)

-	{	printf ("AudioHardwareGetProperty failed.\n") ;

+	if ((err = AudioObjectGetPropertyData(kAudioObjectSystemObject, &propertyAddress, 0, NULL,

+			&count,  &(macosx_out->device))) != noErr)

+	{	printf ("AudioObjectGetPropertyData (kAudioHardwarePropertyDefaultOutputDevice) failed.\n") ;

 		free (macosx_out) ;

 		return NULL ;

 		} ;

@@ -487,9 +494,10 @@

 	/*  get the buffersize that the default device uses for IO */

 	count = sizeof (UInt32) ;

-	if ((err = AudioDeviceGetProperty (macosx_out->device, 0, false, kAudioDevicePropertyBufferSize,

+	propertyAddress.mSelector = kAudioDevicePropertyBufferSize ;

+	if ((err = AudioObjectGetPropertyData (macosx_out->device, &propertyAddress, 0, NULL,

 				&count, &(macosx_out->buffer_size))) != noErr)

-	{	printf ("AudioDeviceGetProperty (AudioDeviceGetProperty) failed.\n") ;

+	{	printf ("AudioObjectGetPropertyData (kAudioDevicePropertyBufferSize) (AudioDeviceGetProperty) failed.\n") ;

 		free (macosx_out) ;

 		return NULL ;

 		} ;

@@ -496,9 +504,10 @@

 	/*  get a description of the data format used by the default device */

 	count = sizeof (AudioStreamBasicDescription) ;

-	if ((err = AudioDeviceGetProperty (macosx_out->device, 0, false, kAudioDevicePropertyStreamFormat,

+	propertyAddress.mSelector = kAudioDevicePropertyStreamFormat ;

+	if ((err = AudioObjectGetPropertyData (macosx_out->device, &propertyAddress, 0, NULL,

 				&count, &(macosx_out->format))) != noErr)

-	{	printf ("AudioDeviceGetProperty (kAudioDevicePropertyStreamFormat) failed.\n") ;

+	{	printf ("AudioObjectGetPropertyData (kAudioDevicePropertyStreamFormat) failed.\n") ;

 		free (macosx_out) ;

 		return NULL ;

 		} ;

@@ -505,10 +514,11 @@

 	macosx_out->format.mSampleRate = samplerate ;

 	macosx_out->format.mChannelsPerFrame = channels ;

-

-	if ((err = AudioDeviceSetProperty (macosx_out->device, NULL, 0, false, kAudioDevicePropertyStreamFormat,

-				sizeof (AudioStreamBasicDescription), &(macosx_out->format))) != noErr)

-	{	printf ("AudioDeviceSetProperty (kAudioDevicePropertyStreamFormat) failed.\n") ;

+	propertyAddress.mSelector = kAudioDevicePropertyStreamFormat ;

+	count = sizeof (AudioStreamBasicDescription) ;

+	if ((err = AudioObjectGetPropertyData (macosx_out->device, &propertyAddress, 0, NULL,

+				&count, &(macosx_out->format))) != noErr)

+	{	printf ("AudioObjectGetPropertyData (kAudioDevicePropertyStreamFormat) failed.\n") ;

 		free (macosx_out) ;

 		return NULL ;

 		} ;

@@ -522,8 +532,8 @@

 	macosx_out->done_playing = 0 ;

 	/* Fire off the device. */

-	if ((err = AudioDeviceAddIOProc (macosx_out->device, macosx_audio_out_callback,

-			(void *) macosx_out)) != noErr)

+	if ((err = AudioDeviceCreateIOProcID (macosx_out->device, macosx_audio_out_callback,

+			(void *) macosx_out, &macosx_out->ioprocid)) != noErr)

 	{	printf ("AudioDeviceAddIOProc failed.\n") ;

 		free (macosx_out) ;

 		return NULL ;

@@ -582,7 +592,8 @@

 		return ;

 		} ;

-	err = AudioDeviceRemoveIOProc (macosx_out->device, macosx_audio_out_callback) ;

+	err = AudioDeviceDestroyIOProcID(macosx_out->device,

+									 macosx_out->ioprocid);

 	if (err != noErr)

 	{	printf ("AudioDeviceRemoveIOProc failed.\n") ;

 		return ;