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| author | Michael Lutz <michi@icosahedron.de> | 2021-09-11 15:09:12 +0200 |
|---|---|---|
| committer | Michael Lutz <michi@icosahedron.de> | 2021-09-11 15:42:34 +0200 |
| commit | ee57afc285f277d30cd3c87f6bcea2bb60b3e0f6 (patch) | |
| tree | a52d2ae4de62aa6c6c40ef855397965c056d5183 /src/sound/xaudio2_s.cpp | |
| parent | a8641ea44a9c218a57abe84be7f38f0e19834bb3 (diff) | |
| download | openttd-ee57afc285f277d30cd3c87f6bcea2bb60b3e0f6.tar.xz | |
Fix #9463: [Win32] Try to work around XAudio2 crashes by catching SEH exceptions.
If an exceptions is thrown during context creation, just declare the XAudio
driver as unusable. The driver logic will try to find an alternative for us.
Diffstat (limited to 'src/sound/xaudio2_s.cpp')
| -rw-r--r-- | src/sound/xaudio2_s.cpp | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/sound/xaudio2_s.cpp b/src/sound/xaudio2_s.cpp index dd66c8aef..70f8fa987 100644 --- a/src/sound/xaudio2_s.cpp +++ b/src/sound/xaudio2_s.cpp @@ -117,6 +117,20 @@ static IXAudio2MasteringVoice* _mastering_voice = nullptr; static ComPtr<IXAudio2> _xaudio2; static StreamingVoiceContext* _voice_context = nullptr; +/** Create XAudio2 context with SEH exception checking. */ +static HRESULT CreateXAudio(API_XAudio2Create xAudio2Create) +{ + HRESULT hr; + __try { + UINT32 flags = 0; + hr = xAudio2Create(_xaudio2.GetAddressOf(), flags, XAUDIO2_DEFAULT_PROCESSOR); + } __except (EXCEPTION_EXECUTE_HANDLER) { + hr = GetExceptionCode(); + } + + return hr; +} + /** * Initialises the XAudio2 driver. * @@ -156,8 +170,7 @@ const char *SoundDriver_XAudio2::Start(const StringList &parm) } // Create the XAudio engine - UINT32 flags = 0; - hr = xAudio2Create(_xaudio2.GetAddressOf(), flags, XAUDIO2_DEFAULT_PROCESSOR); + hr = CreateXAudio(xAudio2Create); if (FAILED(hr)) { |