Source code
Revision control
Copy as Markdown
Other Tools
--- a/src/cubeb_audiounit.cpp
+++ b/src/cubeb_audiounit.cpp
@@ -41,6 +41,15 @@
typedef UInt32 AudioFormatFlags;
#endif
+#if TARGET_OS_IPHONE
+typedef UInt32 AudioDeviceID;
+typedef UInt32 AudioObjectID;
+const UInt32 kAudioObjectUnknown = 0;
+
+#define AudioGetCurrentHostTime mach_absolute_time
+
+#endif
+
#define AU_OUT_BUS 0
#define AU_IN_BUS 1
@@ -65,6 +74,7 @@
LOG(msg, ##__VA_ARGS__); \
})
+#if !TARGET_OS_IPHONE
/* Testing empirically, some headsets report a minimal latency that is very
* low, but this does not work in practice. Lie and say the minimum is 256
* frames. */
@@ -73,27 +83,28 @@
const AudioObjectPropertyAddress DEFAULT_INPUT_DEVICE_PROPERTY_ADDRESS = {
kAudioHardwarePropertyDefaultInputDevice, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
const AudioObjectPropertyAddress DEFAULT_OUTPUT_DEVICE_PROPERTY_ADDRESS = {
kAudioHardwarePropertyDefaultOutputDevice, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
const AudioObjectPropertyAddress DEVICE_IS_ALIVE_PROPERTY_ADDRESS = {
kAudioDevicePropertyDeviceIsAlive, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
const AudioObjectPropertyAddress DEVICES_PROPERTY_ADDRESS = {
kAudioHardwarePropertyDevices, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
const AudioObjectPropertyAddress INPUT_DATA_SOURCE_PROPERTY_ADDRESS = {
kAudioDevicePropertyDataSource, kAudioDevicePropertyScopeInput,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
const AudioObjectPropertyAddress OUTPUT_DATA_SOURCE_PROPERTY_ADDRESS = {
kAudioDevicePropertyDataSource, kAudioDevicePropertyScopeOutput,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
+#endif
typedef uint32_t device_flags_value;
@@ -114,22 +125,22 @@
audiounit_close_stream(cubeb_stream * stm);
static int
audiounit_setup_stream(cubeb_stream * stm);
+#if !TARGET_OS_IPHONE
static vector<AudioObjectID>
audiounit_get_devices_of_type(cubeb_device_type devtype);
static UInt32
audiounit_get_device_presentation_latency(AudioObjectID devid,
AudioObjectPropertyScope scope);
-
-#if !TARGET_OS_IPHONE
static AudioObjectID
audiounit_get_default_device_id(cubeb_device_type type);
static int
audiounit_uninstall_device_changed_callback(cubeb_stream * stm);
static int
audiounit_uninstall_system_changed_callback(cubeb_stream * stm);
+#endif
+
static void
audiounit_reinit_stream_async(cubeb_stream * stm, device_flags_value flags);
-#endif
extern cubeb_ops const audiounit_ops;
@@ -144,9 +155,11 @@
cubeb_device_collection_changed_callback output_collection_changed_callback =
nullptr;
void * output_collection_changed_user_ptr = nullptr;
+ #if !TARGET_OS_IPHONE
// Store list of devices to detect changes
vector<AudioObjectID> input_device_array;
vector<AudioObjectID> output_device_array;
+ #endif
// The queue should be released when it’s no longer needed.
dispatch_queue_t serial_queue =
dispatch_queue_create(DISPATCH_QUEUE_LABEL, DISPATCH_QUEUE_SERIAL);
@@ -186,6 +199,7 @@
device_flags_value flags = DEV_UNKNOWN;
};
+#if !TARGET_OS_IPHONE
struct property_listener {
AudioDeviceID device_id;
const AudioObjectPropertyAddress * property_address;
@@ -199,6 +213,7 @@
{
}
};
+#endif
struct cubeb_stream {
explicit cubeb_stream(cubeb * context);
@@ -264,22 +279,26 @@
/* This is true if a device change callback is currently running. */
atomic<bool> switching_device{false};
atomic<bool> buffer_size_change_state{false};
+ #if !TARGET_OS_IPHONE
AudioDeviceID aggregate_device_id =
kAudioObjectUnknown; // the aggregate device id
AudioObjectID plugin_id =
kAudioObjectUnknown; // used to create aggregate device
+ #endif
/* Mixer interface */
unique_ptr<cubeb_mixer, decltype(&cubeb_mixer_destroy)> mixer;
/* Buffer where remixing/resampling will occur when upmixing is required */
/* Only accessed from callback thread */
unique_ptr<uint8_t[]> temp_buffer;
size_t temp_buffer_size = 0; // size in bytes.
+ #if !TARGET_OS_IPHONE
/* Listeners indicating what system events are monitored. */
unique_ptr<property_listener> default_input_listener;
unique_ptr<property_listener> default_output_listener;
unique_ptr<property_listener> input_alive_listener;
unique_ptr<property_listener> input_source_listener;
unique_ptr<property_listener> output_source_listener;
+ #endif
};
bool
@@ -393,14 +412,6 @@
sample_rate == 88200 || sample_rate == 96000;
}
-#if TARGET_OS_IPHONE
-typedef UInt32 AudioDeviceID;
-typedef UInt32 AudioObjectID;
-
-#define AudioGetCurrentHostTime mach_absolute_time
-
-#endif
-
uint64_t
ConvertHostTimeToNanos(uint64_t host_time)
{
@@ -768,13 +779,13 @@
return "audiounit";
}
-#if !TARGET_OS_IPHONE
static int
audiounit_stream_get_volume(cubeb_stream * stm, float * volume);
static int
audiounit_stream_set_volume(cubeb_stream * stm, float volume);
+#if !TARGET_OS_IPHONE
static int
audiounit_set_device_info(cubeb_stream * stm, AudioDeviceID id, io_side side)
{
@@ -818,6 +829,7 @@
return CUBEB_OK;
}
+#endif
static int
audiounit_reinit_stream(cubeb_stream * stm, device_flags_value flags)
@@ -829,10 +841,13 @@
audiounit_stream_stop_internal(stm);
}
- int r = audiounit_uninstall_device_changed_callback(stm);
+ int r;
+#if !TARGET_OS_IPHONE
+ r = audiounit_uninstall_device_changed_callback(stm);
if (r != CUBEB_OK) {
LOG("(%p) Could not uninstall all device change listeners.", stm);
}
+#endif
{
auto_lock lock(stm->mutex);
@@ -844,6 +859,7 @@
audiounit_close_stream(stm);
+ #if !TARGET_OS_IPHONE
/* Reinit occurs in one of the following case:
* - When the device is not alive any more
* - When the default system device change.
@@ -873,8 +889,11 @@
return CUBEB_ERROR;
}
+ #endif
+
if (audiounit_setup_stream(stm) != CUBEB_OK) {
LOG("(%p) Stream reinit failed.", stm);
+ #if !TARGET_OS_IPHONE
if (flags & DEV_INPUT && input_device != kAudioObjectUnknown) {
// Attempt to re-use the same device-id failed, so attempt again with
// default input device.
@@ -886,6 +905,7 @@
return CUBEB_ERROR;
}
}
+ #endif
}
if (vol_rv == CUBEB_OK) {
@@ -921,9 +941,11 @@
}
if (audiounit_reinit_stream(stm, flags) != CUBEB_OK) {
+ #if !TARGET_OS_IPHONE
if (audiounit_uninstall_system_changed_callback(stm) != CUBEB_OK) {
LOG("(%p) Could not uninstall system changed callback", stm);
}
+ #endif
stm->state_callback(stm, stm->user_ptr, CUBEB_STATE_ERROR);
LOG("(%p) Could not reopen the stream after switching.", stm);
}
@@ -932,6 +954,7 @@
});
}
+#if !TARGET_OS_IPHONE
static char const *
event_addr_to_string(AudioObjectPropertySelector selector)
{
@@ -1103,6 +1126,7 @@
return r;
}
+#if !TARGET_OS_IPHONE
static int
audiounit_install_system_changed_callback(cubeb_stream * stm)
{
@@ -1143,6 +1167,7 @@
return CUBEB_OK;
}
+#endif
static int
audiounit_uninstall_device_changed_callback(cubeb_stream * stm)
@@ -1219,7 +1244,7 @@
AudioDeviceID output_device_id;
AudioObjectPropertyAddress output_device_buffer_size_range = {
kAudioDevicePropertyBufferFrameSizeRange, kAudioDevicePropertyScopeOutput,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
output_device_id = audiounit_get_default_device_id(CUBEB_DEVICE_TYPE_OUTPUT);
if (output_device_id == kAudioObjectUnknown) {
@@ -1240,7 +1265,6 @@
return CUBEB_OK;
}
-#endif /* !TARGET_OS_IPHONE */
static AudioObjectID
audiounit_get_default_device_id(cubeb_device_type type)
@@ -1263,6 +1287,7 @@
return devid;
}
+#endif /* !TARGET_OS_IPHONE */
int
audiounit_get_max_channel_count(cubeb * ctx, uint32_t * max_channels)
@@ -1277,7 +1302,7 @@
AudioStreamBasicDescription stream_format;
AudioObjectPropertyAddress stream_format_address = {
kAudioDevicePropertyStreamFormat, kAudioDevicePropertyScopeOutput,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
assert(ctx && max_channels);
@@ -1316,17 +1341,16 @@
*latency_frames =
max<uint32_t>(latency_range.mMinimum, SAFE_MIN_LATENCY_FRAMES);
-#endif
-
return CUBEB_OK;
+#endif
}
static int
audiounit_get_preferred_sample_rate(cubeb * /* ctx */, uint32_t * rate)
{
#if TARGET_OS_IPHONE
- // TODO
- return CUBEB_ERROR_NOT_SUPPORTED;
+ *rate = 44100;
+ return CUBEB_OK;
#else
UInt32 size;
OSStatus r;
@@ -1334,7 +1358,7 @@
AudioDeviceID output_device_id;
AudioObjectPropertyAddress samplerate_address = {
kAudioDevicePropertyNominalSampleRate, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
output_device_id = audiounit_get_default_device_id(CUBEB_DEVICE_TYPE_OUTPUT);
if (output_device_id == kAudioObjectUnknown) {
@@ -1350,8 +1374,9 @@
}
*rate = static_cast<uint32_t>(fsamplerate);
-#endif
+
return CUBEB_OK;
+#endif
}
static cubeb_channel_layout
@@ -1392,6 +1417,9 @@
static cubeb_channel_layout
audiounit_get_preferred_channel_layout(AudioUnit output_unit)
{
+ #if TARGET_OS_IPHONE
+ return CUBEB_LAYOUT_STEREO;
+ #else
OSStatus rv = noErr;
UInt32 size = 0;
rv = AudioUnitGetPropertyInfo(
@@ -1416,6 +1444,7 @@
}
return audiounit_convert_channel_layout(layout.get());
+ #endif
}
static cubeb_channel_layout
@@ -1449,8 +1478,10 @@
static int
audiounit_create_unit(AudioUnit * unit, device_info * device);
+#if !TARGET_OS_IPHONE
static OSStatus
audiounit_remove_device_listener(cubeb * context, cubeb_device_type devtype);
+#endif
static void
audiounit_destroy(cubeb * ctx)
@@ -1472,6 +1503,7 @@
!ctx->output_collection_changed_callback &&
!ctx->output_collection_changed_user_ptr);
+ #if !TARGET_OS_IPHONE
/* Unregister the callback if necessary. */
if (ctx->input_collection_changed_callback) {
audiounit_remove_device_listener(ctx, CUBEB_DEVICE_TYPE_INPUT);
@@ -1479,6 +1511,7 @@
if (ctx->output_collection_changed_callback) {
audiounit_remove_device_listener(ctx, CUBEB_DEVICE_TYPE_OUTPUT);
}
+ #endif
}
dispatch_release(ctx->serial_queue);
@@ -1606,13 +1639,14 @@
stm->context->layout);
}
+#if !TARGET_OS_IPHONE
static vector<AudioObjectID>
audiounit_get_sub_devices(AudioDeviceID device_id)
{
vector<AudioDeviceID> sub_devices;
AudioObjectPropertyAddress property_address = {
kAudioAggregateDevicePropertyActiveSubDeviceList,
- kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMain};
UInt32 size = 0;
OSStatus rv = AudioObjectGetPropertyDataSize(device_id, &property_address, 0,
nullptr, &size);
@@ -1641,7 +1675,7 @@
{
AudioObjectPropertyAddress address_plugin_bundle_id = {
kAudioHardwarePropertyPlugInForBundleID, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
UInt32 size = 0;
OSStatus r = AudioObjectGetPropertyDataSize(
kAudioObjectSystemObject, &address_plugin_bundle_id, 0, NULL, &size);
@@ -1671,7 +1705,7 @@
AudioObjectPropertyAddress create_aggregate_device_address = {
kAudioPlugInCreateAggregateDevice, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
r = AudioObjectGetPropertyDataSize(
*plugin_id, &create_aggregate_device_address, 0, nullptr, &size);
if (r != noErr) {
@@ -1743,7 +1777,7 @@
CFStringRef UIname = nullptr;
AudioObjectPropertyAddress address_uuid = {kAudioDevicePropertyDeviceUID,
kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
OSStatus err =
AudioObjectGetPropertyData(id, &address_uuid, 0, nullptr, &size, &UIname);
return (err == noErr) ? UIname : NULL;
@@ -1786,7 +1820,7 @@
AudioObjectPropertyAddress aggregate_sub_device_list = {
kAudioAggregateDevicePropertyFullSubDeviceList,
- kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMain};
UInt32 size = sizeof(CFMutableArrayRef);
OSStatus rv = AudioObjectSetPropertyData(
aggregate_device_id, &aggregate_sub_device_list, 0, nullptr, size,
@@ -1808,7 +1842,7 @@
assert(aggregate_device_id != kAudioObjectUnknown);
AudioObjectPropertyAddress master_aggregate_sub_device = {
kAudioAggregateDevicePropertyMasterSubDevice,
- kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMain};
// Master become the 1st output sub device
AudioDeviceID output_device_id =
@@ -1841,7 +1875,7 @@
assert(aggregate_device_id != kAudioObjectUnknown);
AudioObjectPropertyAddress address_owned = {
kAudioObjectPropertyOwnedObjects, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
UInt32 qualifier_data_size = sizeof(AudioObjectID);
AudioClassID class_id = kAudioSubDeviceClassID;
@@ -1873,7 +1907,7 @@
AudioObjectPropertyAddress address_drift = {
kAudioSubDevicePropertyDriftCompensation, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
// Start from the second device since the first is the master clock
for (UInt32 i = 1; i < subdevices_num; ++i) {
@@ -1942,7 +1976,7 @@
Float64 rate = input_nominal_rate;
AudioObjectPropertyAddress addr = {kAudioDevicePropertyNominalSampleRate,
kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
OSStatus rv = AudioObjectSetPropertyData(stm->aggregate_device_id, &addr, 0,
nullptr, sizeof(Float64), &rate);
@@ -2026,7 +2060,7 @@
plugin_id != kAudioObjectUnknown);
AudioObjectPropertyAddress destroy_aggregate_device_addr = {
kAudioPlugInDestroyAggregateDevice, kAudioObjectPropertyScopeGlobal,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
UInt32 size;
OSStatus rv = AudioObjectGetPropertyDataSize(
plugin_id, &destroy_aggregate_device_addr, 0, NULL, &size);
@@ -2049,6 +2083,7 @@
*aggregate_device_id = kAudioObjectUnknown;
return CUBEB_OK;
}
+#endif
static int
audiounit_new_unit_instance(AudioUnit * unit, device_info * device)
@@ -2185,6 +2220,9 @@
static uint32_t
audiounit_clamp_latency(cubeb_stream * stm, uint32_t latency_frames)
{
+ #if TARGET_OS_IPHONE
+ return latency_frames;
+ #else
// For the 1st stream set anything within safe min-max
assert(audiounit_active_streams(stm->context) > 0);
if (audiounit_active_streams(stm->context) == 1) {
@@ -2245,8 +2283,10 @@
return max(min<uint32_t>(latency_frames, upper_latency_limit),
SAFE_MIN_LATENCY_FRAMES);
+ #endif
}
+#if !TARGET_OS_IPHONE
/*
* Change buffer size is prone to deadlock thus we change it
* following the steps:
@@ -2297,11 +2337,15 @@
}
}
}
+#endif
static int
audiounit_set_buffer_size(cubeb_stream * stm, uint32_t new_size_frames,
io_side side)
{
+ #if TARGET_OS_IPHONE
+ return CUBEB_OK;
+ #else
AudioUnit au = stm->output_unit;
AudioUnitScope au_scope = kAudioUnitScope_Input;
AudioUnitElement au_element = AU_OUT_BUS;
@@ -2389,6 +2433,7 @@
LOG("(%p) %s buffer size changed to %u frames.", stm, to_string(side),
new_size_frames);
return CUBEB_OK;
+ #endif
}
static int
@@ -2605,6 +2650,7 @@
device_info in_dev_info = stm->input_device;
device_info out_dev_info = stm->output_device;
+ #if !TARGET_OS_IPHONE
if (has_input(stm) && has_output(stm) &&
stm->input_device.id != stm->output_device.id) {
r = audiounit_create_aggregate_device(stm);
@@ -2622,6 +2668,10 @@
out_dev_info.flags = DEV_OUTPUT;
}
}
+ #else
+ in_dev_info.flags = DEV_SYSTEM_DEFAULT | DEV_INPUT;
+ out_dev_info.flags = DEV_SYSTEM_DEFAULT | DEV_OUTPUT;
+ #endif
if (has_input(stm)) {
r = audiounit_create_unit(&stm->input_unit, &in_dev_info);
@@ -2763,8 +2813,10 @@
return CUBEB_ERROR;
}
+ #if !TARGET_OS_IPHONE
stm->current_latency_frames = audiounit_get_device_presentation_latency(
stm->output_device.id, kAudioDevicePropertyScopeOutput);
+ #endif
Float64 unit_s;
UInt32 size = sizeof(unit_s);
@@ -2784,10 +2836,12 @@
ceilf(stm->output_hw_rate / stm->input_hw_rate);
}
+ #if !TARGET_OS_IPHONE
r = audiounit_install_device_changed_callback(stm);
if (r != CUBEB_OK) {
LOG("(%p) Could not install all device change callback.", stm);
}
+ #endif
return CUBEB_OK;
}
@@ -2835,21 +2889,25 @@
}
if (input_stream_params) {
stm->input_stream_params = *input_stream_params;
+ #if !TARGET_OS_IPHONE
r = audiounit_set_device_info(
stm.get(), reinterpret_cast<uintptr_t>(input_device), io_side::INPUT);
if (r != CUBEB_OK) {
LOG("(%p) Fail to set device info for input.", stm.get());
return r;
}
+ #endif
}
if (output_stream_params) {
stm->output_stream_params = *output_stream_params;
+ #if !TARGET_OS_IPHONE
r = audiounit_set_device_info(
stm.get(), reinterpret_cast<uintptr_t>(output_device), io_side::OUTPUT);
if (r != CUBEB_OK) {
LOG("(%p) Fail to set device info for output.", stm.get());
return r;
}
+ #endif
}
{
@@ -2865,11 +2923,13 @@
return r;
}
+ #if !TARGET_OS_IPHONE
r = audiounit_install_system_changed_callback(stm.get());
if (r != CUBEB_OK) {
LOG("(%p) Could not install the device change callback.", stm.get());
return r;
}
+ #endif
*stream = stm.release();
LOG("(%p) Cubeb stream init successful.", *stream);
@@ -2898,11 +2958,13 @@
stm->resampler.reset();
stm->mixer.reset();
+ #if !TARGET_OS_IPHONE
if (stm->aggregate_device_id != kAudioObjectUnknown) {
audiounit_destroy_aggregate_device(stm->plugin_id,
&stm->aggregate_device_id);
stm->aggregate_device_id = kAudioObjectUnknown;
}
+ #endif
}
static void
@@ -2910,6 +2972,7 @@
{
stm->context->mutex.assert_current_thread_owns();
+#if !TARGET_OS_IPHONE
int r = audiounit_uninstall_system_changed_callback(stm);
if (r != CUBEB_OK) {
LOG("(%p) Could not uninstall the device changed callback", stm);
@@ -2918,6 +2981,7 @@
if (r != CUBEB_OK) {
LOG("(%p) Could not uninstall all device change listeners", stm);
}
+#endif
auto_lock lock(stm->mutex);
audiounit_close_stream(stm);
@@ -2928,6 +2992,7 @@
static void
audiounit_stream_destroy(cubeb_stream * stm)
{
+ #if !TARGET_OS_IPHONE
int r = audiounit_uninstall_system_changed_callback(stm);
if (r != CUBEB_OK) {
LOG("(%p) Could not uninstall the device changed callback", stm);
@@ -2936,6 +3001,7 @@
if (r != CUBEB_OK) {
LOG("(%p) Could not uninstall all device change listeners", stm);
}
+ #endif
if (!stm->shutdown.load()) {
auto_lock context_lock(stm->context->mutex);
@@ -3093,6 +3159,7 @@
return str;
}
+#if !TARGET_OS_IPHONE
int
audiounit_get_default_device_datasource(cubeb_device_type type, UInt32 * data)
{
@@ -3114,12 +3181,16 @@
return CUBEB_OK;
}
+#endif
int
audiounit_get_default_device_name(cubeb_stream * stm,
cubeb_device * const device,
cubeb_device_type type)
{
+#if TARGET_OS_IPHONE
+ return CUBEB_ERROR_NOT_SUPPORTED;
+#else
assert(stm);
assert(device);
@@ -3136,6 +3207,7 @@
type == CUBEB_DEVICE_TYPE_INPUT ? "input" : "output");
}
return CUBEB_OK;
+ #endif
}
int
@@ -3190,6 +3262,7 @@
return CUBEB_OK;
}
+#if !TARGET_OS_IPHONE
static char *
audiounit_strref_to_cstr_utf8(CFStringRef strref)
{
@@ -3211,12 +3284,14 @@
return ret;
}
+#endif
+#if !TARGET_OS_IPHONE
static uint32_t
audiounit_get_channel_count(AudioObjectID devid, AudioObjectPropertyScope scope)
{
AudioObjectPropertyAddress adr = {0, scope,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
UInt32 size = 0;
uint32_t i, ret = 0;
@@ -3242,7 +3317,7 @@
uint32_t * def)
{
AudioObjectPropertyAddress adr = {0, scope,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
adr.mSelector = kAudioDevicePropertyNominalSampleRate;
if (AudioObjectHasProperty(devid, &adr)) {
@@ -3284,7 +3359,7 @@
AudioObjectPropertyScope scope)
{
AudioObjectPropertyAddress adr = {0, scope,
- kAudioObjectPropertyElementMaster};
+ kAudioObjectPropertyElementMain};
UInt32 size, dev, stream = 0;
AudioStreamID sid[1];
@@ -3309,7 +3384,7 @@
audiounit_create_device_from_hwdev(cubeb_device_info * dev_info,
AudioObjectID devid, cubeb_device_type type)
{
- AudioObjectPropertyAddress adr = {0, 0, kAudioObjectPropertyElementMaster};
+ AudioObjectPropertyAddress adr = {0, 0, kAudioObjectPropertyElementMain};
UInt32 size;
if (type == CUBEB_DEVICE_TYPE_OUTPUT) {
@@ -3320,7 +3395,11 @@
return CUBEB_ERROR;
}
+ #if TARGET_OS_IPHONE
+ UINT32 ch = 2;
+ #else
UInt32 ch = audiounit_get_channel_count(devid, adr.mScope);
+ #endif
if (ch == 0) {
return CUBEB_ERROR;
}
@@ -3424,7 +3503,16 @@
return !strncmp(device_info->friendly_name, PRIVATE_AGGREGATE_DEVICE_NAME,
strlen(PRIVATE_AGGREGATE_DEVICE_NAME));
}
+#endif
+#if TARGET_OS_IPHONE
+static int
+audiounit_enumerate_devices(cubeb * /* context */, cubeb_device_type type,
+ cubeb_device_collection * collection)
+{
+ return CUBEB_ERROR_NOT_SUPPORTED;
+}
+#else
static int
audiounit_enumerate_devices(cubeb * /* context */, cubeb_device_type type,
cubeb_device_collection * collection)
@@ -3490,19 +3578,25 @@
delete[] device->friendly_name;
delete[] device->vendor_name;
}
+#endif
static int
audiounit_device_collection_destroy(cubeb * /* context */,
cubeb_device_collection * collection)
{
+ #if TARGET_OS_IPHONE
+ return CUBEB_ERROR_NOT_SUPPORTED;
+ #else
for (size_t i = 0; i < collection->count; i++) {
audiounit_device_destroy(&collection->device[i]);
}
delete[] collection->device;
return CUBEB_OK;
+ #endif
}
+#if !TARGET_OS_IPHONE
static vector<AudioObjectID>
audiounit_get_devices_of_type(cubeb_device_type devtype)
{
@@ -3665,7 +3759,18 @@
kAudioObjectSystemObject, &DEVICES_PROPERTY_ADDRESS,
audiounit_collection_changed_callback, context);
}
+#endif
+#if TARGET_OS_IPHONE
+int
+audiounit_register_device_collection_changed(
+ cubeb * context, cubeb_device_type devtype,
+ cubeb_device_collection_changed_callback collection_changed_callback,
+ void * user_ptr)
+{
+ return CUBEB_ERROR_NOT_SUPPORTED;
+}
+#else
int
audiounit_register_device_collection_changed(
cubeb * context, cubeb_device_type devtype,
@@ -3685,6 +3790,7 @@
}
return (ret == noErr) ? CUBEB_OK : CUBEB_ERROR;
}
+#endif
cubeb_ops const audiounit_ops = {
/*.init =*/audiounit_init,