54 lines
1.9 KiB
Rust
54 lines
1.9 KiB
Rust
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extern crate libc;
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extern crate winapi;
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#[link(name = "uuid")]
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extern "C" {
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static CLSID_MMDeviceEnumerator: winapi::CLSID;
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static IID_IMMDeviceEnumerator: winapi::IID;
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}
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fn create() -> Result<(), String> {
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unsafe {
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try!(check_result(winapi::CoInitializeEx(::std::ptr::null_mut(), 0)));
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let enumerator = {
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let mut enumerator: *mut winapi::IMMDeviceEnumerator = ::std::mem::uninitialized();
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let hresult = winapi::CoCreateInstance(&CLSID_MMDeviceEnumerator,
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::std::ptr::null_mut(), winapi::CLSCTX_ALL,
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&IID_IMMDeviceEnumerator,
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::std::mem::transmute(&mut enumerator));
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try!(check_result(hresult));
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enumerator.as_mut().unwrap()
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};
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// getting the default end-point
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let device = {
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let mut device: *mut winapi::IMMDevice = ::std::mem::uninitialized();
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let f = enumerator.lpVtbl.as_ref().unwrap().GetDefaultAudioEndpoint;
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let hresult = f(enumerator, winapi::EDataFlow::eRender, winapi::ERole::eConsole,
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::std::mem::transmute(&mut device));
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try!(check_result(hresult));
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device.as_mut().unwrap()
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};
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// activating
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let audio_client = {
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//let mut audio_client: *mut winapi::IAudioClient = ::std::mem::uninitialized();
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let f = device.lpVtbl.as_ref().unwrap().Activate;
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//let hresult = f(IID_IAudioClient, winapi::CLSCTX_ALL, ::std::ptr::null_mut(),
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// ::std::mem::transmute(&mut audio_client));
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//try!(check_result(hresult));
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};
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};
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Ok(())
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}
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fn check_result(result: winapi::HRESULT) -> Result<(), String> {
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// TODO:
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Ok(())
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}
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