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path: root/drivers/wasapi/audio_driver_wasapi.cpp
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Diffstat (limited to 'drivers/wasapi/audio_driver_wasapi.cpp')
-rw-r--r--drivers/wasapi/audio_driver_wasapi.cpp120
1 files changed, 36 insertions, 84 deletions
diff --git a/drivers/wasapi/audio_driver_wasapi.cpp b/drivers/wasapi/audio_driver_wasapi.cpp
index 9a05284aea..cd1c08b717 100644
--- a/drivers/wasapi/audio_driver_wasapi.cpp
+++ b/drivers/wasapi/audio_driver_wasapi.cpp
@@ -54,10 +54,10 @@ const IID IID_IAudioClient = __uuidof(IAudioClient);
const IID IID_IAudioRenderClient = __uuidof(IAudioRenderClient);
const IID IID_IAudioCaptureClient = __uuidof(IAudioCaptureClient);
-#define SAFE_RELEASE(memory) \
- if ((memory) != NULL) { \
- (memory)->Release(); \
- (memory) = NULL; \
+#define SAFE_RELEASE(memory) \
+ if ((memory) != nullptr) { \
+ (memory)->Release(); \
+ (memory) = nullptr; \
}
#define REFTIMES_PER_SEC 10000000
@@ -69,17 +69,15 @@ static bool default_render_device_changed = false;
static bool default_capture_device_changed = false;
class CMMNotificationClient : public IMMNotificationClient {
- LONG _cRef;
- IMMDeviceEnumerator *_pEnumerator;
+ LONG _cRef = 1;
+ IMMDeviceEnumerator *_pEnumerator = nullptr;
public:
- CMMNotificationClient() :
- _cRef(1),
- _pEnumerator(NULL) {}
+ CMMNotificationClient() {}
virtual ~CMMNotificationClient() {
- if ((_pEnumerator) != NULL) {
+ if ((_pEnumerator) != nullptr) {
(_pEnumerator)->Release();
- (_pEnumerator) = NULL;
+ (_pEnumerator) = nullptr;
}
}
@@ -103,7 +101,7 @@ public:
AddRef();
*ppvInterface = (IMMNotificationClient *)this;
} else {
- *ppvInterface = NULL;
+ *ppvInterface = nullptr;
return E_NOINTERFACE;
}
return S_OK;
@@ -141,25 +139,24 @@ public:
static CMMNotificationClient notif_client;
Error AudioDriverWASAPI::audio_device_init(AudioDeviceWASAPI *p_device, bool p_capture, bool reinit) {
-
WAVEFORMATEX *pwfex;
- IMMDeviceEnumerator *enumerator = NULL;
- IMMDevice *device = NULL;
+ IMMDeviceEnumerator *enumerator = nullptr;
+ IMMDevice *device = nullptr;
- CoInitialize(NULL);
+ CoInitialize(nullptr);
- HRESULT hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void **)&enumerator);
+ HRESULT hr = CoCreateInstance(CLSID_MMDeviceEnumerator, nullptr, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void **)&enumerator);
ERR_FAIL_COND_V(hr != S_OK, ERR_CANT_OPEN);
if (p_device->device_name == "Default") {
hr = enumerator->GetDefaultAudioEndpoint(p_capture ? eCapture : eRender, eConsole, &device);
} else {
- IMMDeviceCollection *devices = NULL;
+ IMMDeviceCollection *devices = nullptr;
hr = enumerator->EnumAudioEndpoints(p_capture ? eCapture : eRender, DEVICE_STATE_ACTIVE, &devices);
ERR_FAIL_COND_V(hr != S_OK, ERR_CANT_OPEN);
- LPWSTR strId = NULL;
+ LPWSTR strId = nullptr;
bool found = false;
UINT count = 0;
@@ -167,12 +164,12 @@ Error AudioDriverWASAPI::audio_device_init(AudioDeviceWASAPI *p_device, bool p_c
ERR_FAIL_COND_V(hr != S_OK, ERR_CANT_OPEN);
for (ULONG i = 0; i < count && !found; i++) {
- IMMDevice *tmp_device = NULL;
+ IMMDevice *tmp_device = nullptr;
hr = devices->Item(i, &tmp_device);
ERR_BREAK(hr != S_OK);
- IPropertyStore *props = NULL;
+ IPropertyStore *props = nullptr;
hr = tmp_device->OpenPropertyStore(STGM_READ, &props);
ERR_BREAK(hr != S_OK);
@@ -202,7 +199,7 @@ Error AudioDriverWASAPI::audio_device_init(AudioDeviceWASAPI *p_device, bool p_c
CoTaskMemFree(strId);
}
- if (device == NULL) {
+ if (device == nullptr) {
hr = enumerator->GetDefaultAudioEndpoint(p_capture ? eCapture : eRender, eConsole, &device);
}
}
@@ -224,7 +221,7 @@ Error AudioDriverWASAPI::audio_device_init(AudioDeviceWASAPI *p_device, bool p_c
ERR_PRINT("WASAPI: RegisterEndpointNotificationCallback error");
}
- hr = device->Activate(IID_IAudioClient, CLSCTX_ALL, NULL, (void **)&p_device->audio_client);
+ hr = device->Activate(IID_IAudioClient, CLSCTX_ALL, nullptr, (void **)&p_device->audio_client);
SAFE_RELEASE(device)
if (reinit) {
@@ -246,7 +243,7 @@ Error AudioDriverWASAPI::audio_device_init(AudioDeviceWASAPI *p_device, bool p_c
print_verbose("WASAPI: wBitsPerSample = " + itos(pwfex->wBitsPerSample));
print_verbose("WASAPI: cbSize = " + itos(pwfex->cbSize));
- WAVEFORMATEX *closest = NULL;
+ WAVEFORMATEX *closest = nullptr;
hr = p_device->audio_client->IsFormatSupported(AUDCLNT_SHAREMODE_SHARED, pwfex, &closest);
if (hr == S_FALSE) {
WARN_PRINT("WASAPI: Mix format is not supported by the Device");
@@ -295,7 +292,7 @@ Error AudioDriverWASAPI::audio_device_init(AudioDeviceWASAPI *p_device, bool p_c
pwfex->nAvgBytesPerSec = pwfex->nSamplesPerSec * pwfex->nChannels * (pwfex->wBitsPerSample / 8);
}
- hr = p_device->audio_client->Initialize(AUDCLNT_SHAREMODE_SHARED, streamflags, p_capture ? REFTIMES_PER_SEC : 0, 0, pwfex, NULL);
+ hr = p_device->audio_client->Initialize(AUDCLNT_SHAREMODE_SHARED, streamflags, p_capture ? REFTIMES_PER_SEC : 0, 0, pwfex, nullptr);
ERR_FAIL_COND_V_MSG(hr != S_OK, ERR_CANT_OPEN, "WASAPI: Initialize failed with error 0x" + String::num_uint64(hr, 16) + ".");
if (p_capture) {
@@ -313,7 +310,6 @@ Error AudioDriverWASAPI::audio_device_init(AudioDeviceWASAPI *p_device, bool p_c
}
Error AudioDriverWASAPI::init_render_device(bool reinit) {
-
Error err = audio_device_init(&audio_output, false, reinit);
if (err != OK)
return err;
@@ -327,7 +323,7 @@ Error AudioDriverWASAPI::init_render_device(bool reinit) {
break;
default:
- WARN_PRINTS("WASAPI: Unsupported number of channels: " + itos(audio_output.channels));
+ WARN_PRINT("WASAPI: Unsupported number of channels: " + itos(audio_output.channels));
channels = 2;
break;
}
@@ -352,7 +348,6 @@ Error AudioDriverWASAPI::init_render_device(bool reinit) {
}
Error AudioDriverWASAPI::init_capture_device(bool reinit) {
-
Error err = audio_device_init(&audio_input, true, reinit);
if (err != OK)
return err;
@@ -368,7 +363,6 @@ Error AudioDriverWASAPI::init_capture_device(bool reinit) {
}
Error AudioDriverWASAPI::audio_device_finish(AudioDeviceWASAPI *p_device) {
-
if (p_device->active) {
if (p_device->audio_client) {
p_device->audio_client->Stop();
@@ -385,18 +379,15 @@ Error AudioDriverWASAPI::audio_device_finish(AudioDeviceWASAPI *p_device) {
}
Error AudioDriverWASAPI::finish_render_device() {
-
return audio_device_finish(&audio_output);
}
Error AudioDriverWASAPI::finish_capture_device() {
-
return audio_device_finish(&audio_input);
}
Error AudioDriverWASAPI::init() {
-
- mix_rate = GLOBAL_DEF_RST("audio/mix_rate", DEFAULT_MIX_RATE);
+ mix_rate = GLOBAL_GET("audio/mix_rate");
Error err = init_render_device();
if (err != OK) {
@@ -406,33 +397,29 @@ Error AudioDriverWASAPI::init() {
exit_thread = false;
thread_exited = false;
- mutex = Mutex::create(true);
thread = Thread::create(thread_func, this);
return OK;
}
int AudioDriverWASAPI::get_mix_rate() const {
-
return mix_rate;
}
AudioDriver::SpeakerMode AudioDriverWASAPI::get_speaker_mode() const {
-
return get_speaker_mode_by_total_channels(channels);
}
Array AudioDriverWASAPI::audio_device_get_list(bool p_capture) {
-
Array list;
- IMMDeviceCollection *devices = NULL;
- IMMDeviceEnumerator *enumerator = NULL;
+ IMMDeviceCollection *devices = nullptr;
+ IMMDeviceEnumerator *enumerator = nullptr;
list.push_back(String("Default"));
- CoInitialize(NULL);
+ CoInitialize(nullptr);
- HRESULT hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void **)&enumerator);
+ HRESULT hr = CoCreateInstance(CLSID_MMDeviceEnumerator, nullptr, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void **)&enumerator);
ERR_FAIL_COND_V(hr != S_OK, Array());
hr = enumerator->EnumAudioEndpoints(p_capture ? eCapture : eRender, DEVICE_STATE_ACTIVE, &devices);
@@ -443,12 +430,12 @@ Array AudioDriverWASAPI::audio_device_get_list(bool p_capture) {
ERR_FAIL_COND_V(hr != S_OK, Array());
for (ULONG i = 0; i < count; i++) {
- IMMDevice *device = NULL;
+ IMMDevice *device = nullptr;
hr = devices->Item(i, &device);
ERR_BREAK(hr != S_OK);
- IPropertyStore *props = NULL;
+ IPropertyStore *props = nullptr;
hr = device->OpenPropertyStore(STGM_READ, &props);
ERR_BREAK(hr != S_OK);
@@ -471,12 +458,10 @@ Array AudioDriverWASAPI::audio_device_get_list(bool p_capture) {
}
Array AudioDriverWASAPI::get_device_list() {
-
return audio_device_get_list(false);
}
String AudioDriverWASAPI::get_device() {
-
lock();
String name = audio_output.device_name;
unlock();
@@ -485,7 +470,6 @@ String AudioDriverWASAPI::get_device() {
}
void AudioDriverWASAPI::set_device(String device) {
-
lock();
audio_output.new_device = device;
unlock();
@@ -553,13 +537,11 @@ void AudioDriverWASAPI::write_sample(WORD format_tag, int bits_per_sample, BYTE
}
void AudioDriverWASAPI::thread_func(void *p_udata) {
-
AudioDriverWASAPI *ad = (AudioDriverWASAPI *)p_udata;
uint32_t avail_frames = 0;
uint32_t write_ofs = 0;
while (!ad->exit_thread) {
-
uint32_t read_frames = 0;
uint32_t written_frames = 0;
@@ -586,19 +568,16 @@ void AudioDriverWASAPI::thread_func(void *p_udata) {
ad->start_counting_ticks();
if (avail_frames > 0 && ad->audio_output.audio_client) {
-
UINT32 cur_frames;
bool invalidated = false;
HRESULT hr = ad->audio_output.audio_client->GetCurrentPadding(&cur_frames);
if (hr == S_OK) {
-
// Check how much frames are available on the WASAPI buffer
UINT32 write_frames = MIN(ad->buffer_frames - cur_frames, avail_frames);
if (write_frames > 0) {
- BYTE *buffer = NULL;
+ BYTE *buffer = nullptr;
hr = ad->audio_output.render_client->GetBuffer(write_frames, &buffer);
if (hr == S_OK) {
-
// We're using WASAPI Shared Mode so we must convert the buffer
if (ad->channels == ad->audio_output.channels) {
for (unsigned int i = 0; i < write_frames * ad->channels; i++) {
@@ -694,7 +673,7 @@ void AudioDriverWASAPI::thread_func(void *p_udata) {
HRESULT hr = ad->audio_input.capture_client->GetNextPacketSize(&packet_length);
if (hr == S_OK) {
while (packet_length != 0) {
- hr = ad->audio_input.capture_client->GetBuffer(&data, &num_frames_available, &flags, NULL, NULL);
+ hr = ad->audio_input.capture_client->GetBuffer(&data, &num_frames_available, &flags, nullptr, nullptr);
ERR_BREAK(hr != S_OK);
// fixme: Only works for floating point atm
@@ -769,7 +748,6 @@ void AudioDriverWASAPI::thread_func(void *p_udata) {
}
void AudioDriverWASAPI::start() {
-
if (audio_output.audio_client) {
HRESULT hr = audio_output.audio_client->Start();
if (hr != S_OK) {
@@ -781,38 +759,27 @@ void AudioDriverWASAPI::start() {
}
void AudioDriverWASAPI::lock() {
-
- if (mutex)
- mutex->lock();
+ mutex.lock();
}
void AudioDriverWASAPI::unlock() {
-
- if (mutex)
- mutex->unlock();
+ mutex.unlock();
}
void AudioDriverWASAPI::finish() {
-
if (thread) {
exit_thread = true;
Thread::wait_to_finish(thread);
memdelete(thread);
- thread = NULL;
+ thread = nullptr;
}
finish_capture_device();
finish_render_device();
-
- if (mutex) {
- memdelete(mutex);
- mutex = NULL;
- }
}
Error AudioDriverWASAPI::capture_start() {
-
Error err = init_capture_device();
if (err != OK) {
ERR_PRINT("WASAPI: init_capture_device error");
@@ -829,7 +796,6 @@ Error AudioDriverWASAPI::capture_start() {
}
Error AudioDriverWASAPI::capture_stop() {
-
if (audio_input.active) {
audio_input.audio_client->Stop();
audio_input.active = false;
@@ -841,19 +807,16 @@ Error AudioDriverWASAPI::capture_stop() {
}
void AudioDriverWASAPI::capture_set_device(const String &p_name) {
-
lock();
audio_input.new_device = p_name;
unlock();
}
Array AudioDriverWASAPI::capture_get_device_list() {
-
return audio_device_get_list(true);
}
String AudioDriverWASAPI::capture_get_device() {
-
lock();
String name = audio_input.device_name;
unlock();
@@ -862,18 +825,7 @@ String AudioDriverWASAPI::capture_get_device() {
}
AudioDriverWASAPI::AudioDriverWASAPI() {
-
- mutex = NULL;
- thread = NULL;
-
samples_in.clear();
-
- channels = 0;
- mix_rate = 0;
- buffer_frames = 0;
-
- thread_exited = false;
- exit_thread = false;
}
-#endif
+#endif // WASAPI_ENABLED
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 17:40:44 +0000