mirror of
https://github.com/fastfetch-cli/fastfetch.git
synced 2026-10-30 09:33:39 +01:00
李通洲
e0eba8ce21
```bash find . -type f \( -name "*.c" -o -name "*.h" -o -name "*.cpp" -o -name "*.hpp" \) ! -path "src/3rdparty/*" -print0 | xargs -0 clang-format -i ```
109 lines
3.5 KiB
C++
109 lines
3.5 KiB
C++
extern "C" {
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#include "sound.h"
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}
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#include "common/windows/unicode.hpp"
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#include "common/windows/com.hpp"
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#include "common/windows/variant.hpp"
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#include <initguid.h>
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#include <mmdeviceapi.h>
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#include <endpointvolume.h>
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#include <functiondiscoverykeys_devpkey.h>
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static void ffCoTaskMemFreeWrapper(void* pptr) {
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assert(pptr != NULL);
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void* ptr = *(void**) pptr;
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if (ptr) {
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CoTaskMemFree(ptr);
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}
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}
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#define FF_COTASK_AUTO_FREE __attribute__((__cleanup__(ffCoTaskMemFreeWrapper)))
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const char* ffDetectSound(FFlist* devices /* List of FFSoundDevice */) {
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const char* error = ffInitCom();
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if (error) {
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return error;
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}
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IMMDeviceEnumerator* FF_AUTO_RELEASE_COM_OBJECT pEnum = NULL;
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if (FAILED(CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, IID_PPV_ARGS(&pEnum)))) {
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return "CoCreateInstance(CLSID_MMDeviceEnumerator) failed";
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}
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LPWSTR FF_COTASK_AUTO_FREE mainDeviceId = NULL;
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{
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IMMDevice* FF_AUTO_RELEASE_COM_OBJECT pDefaultDevice = NULL;
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if (FAILED(pEnum->GetDefaultAudioEndpoint(eRender, eMultimedia, &pDefaultDevice))) {
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return "GetDefaultAudioEndpoint() failed";
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}
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if (FAILED(pDefaultDevice->GetId(&mainDeviceId))) {
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return "pDefaultDevice->GetId() failed";
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}
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}
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IMMDeviceCollection* FF_AUTO_RELEASE_COM_OBJECT pDevices = NULL;
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if (FAILED(pEnum->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE | DEVICE_STATE_DISABLED, &pDevices))) {
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return "EnumAudioEndpoints() failed";
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}
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uint32_t deviceCount;
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if (FAILED(pDevices->GetCount(&deviceCount))) {
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return "pDevices->GetCount() failed";
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}
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for (uint32_t deviceIdx = 0; deviceIdx < deviceCount; ++deviceIdx) {
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IMMDevice* FF_AUTO_RELEASE_COM_OBJECT immDevice = NULL;
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if (FAILED(pDevices->Item(deviceIdx, &immDevice))) {
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continue;
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}
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LPWSTR FF_COTASK_AUTO_FREE immDeviceId = NULL;
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if (FAILED(immDevice->GetId(&immDeviceId))) {
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continue;
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}
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IPropertyStore* FF_AUTO_RELEASE_COM_OBJECT immPropStore;
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if (FAILED(immDevice->OpenPropertyStore(STGM_READ, &immPropStore))) {
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continue;
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}
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DWORD immState;
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if (FAILED(immDevice->GetState(&immState))) {
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continue;
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}
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FFSoundDevice* device = (FFSoundDevice*) ffListAdd(devices);
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device->main = wcscmp(mainDeviceId, immDeviceId) == 0;
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device->active = !!(immState & DEVICE_STATE_ACTIVE);
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device->volume = FF_SOUND_VOLUME_UNKNOWN;
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ffStrbufInitWS(&device->identifier, immDeviceId);
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ffStrbufInit(&device->name);
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ffStrbufInitStatic(&device->platformApi, "Core Audio APIs");
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{
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FFPropVariant friendlyName;
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if (SUCCEEDED(immPropStore->GetValue(PKEY_Device_FriendlyName, &friendlyName))) {
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ffStrbufSetWSV(&device->name, friendlyName.get<std::wstring_view>());
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}
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}
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IAudioEndpointVolume* FF_AUTO_RELEASE_COM_OBJECT immEndpointVolume;
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if (SUCCEEDED(immDevice->Activate(IID_IAudioEndpointVolume, CLSCTX_ALL, NULL, (void**) &immEndpointVolume))) {
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BOOL muted;
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if (FAILED(immEndpointVolume->GetMute(&muted)) || !muted) {
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FLOAT volume;
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if (SUCCEEDED(immEndpointVolume->GetMasterVolumeLevelScalar(&volume))) {
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device->volume = (uint8_t) (volume * 100 + 0.5);
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}
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}
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}
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}
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return NULL;
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}
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