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Merge pull request #2176 from lioncash/com 

audio_core/cubeb_sink: Ensure COM is initialized on Windows prior to calling cubeb_init
This commit is contained in:
bunnei 2019-02-27 17:12:06 -05:00 committed by GitHub
parent 42f7c11021 1068c1b06f
commit 532dda0499
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 19 additions and 0 deletions
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15
src/audio_core/cubeb_sink.cpp
View File

@ -12,6 +12,10 @@
#include "common/ring_buffer.h" #include "common/ring_buffer.h"
#include "core/settings.h" #include "core/settings.h"
#ifdef _MSC_VER
#include <objbase.h>
#endif
namespace AudioCore { namespace AudioCore {
class CubebSinkStream final : public SinkStream { class CubebSinkStream final : public SinkStream {
@ -108,6 +112,11 @@ private:
}; };
CubebSink::CubebSink(std::string_view target_device_name) { CubebSink::CubebSink(std::string_view target_device_name) {
// Cubeb requires COM to be initialized on the thread calling cubeb_init on Windows
#ifdef _MSC_VER
com_init_result = CoInitializeEx(nullptr, COINIT_MULTITHREADED);
#endif
if (cubeb_init(&ctx, "yuzu", nullptr) != CUBEB_OK) { if (cubeb_init(&ctx, "yuzu", nullptr) != CUBEB_OK) {
LOG_CRITICAL(Audio_Sink, "cubeb_init failed"); LOG_CRITICAL(Audio_Sink, "cubeb_init failed");
return; return;
@ -142,6 +151,12 @@ CubebSink::~CubebSink() {
} }
cubeb_destroy(ctx); cubeb_destroy(ctx);
#ifdef _MSC_VER
if (SUCCEEDED(com_init_result)) {
CoUninitialize();
}
#endif
} }
SinkStream& CubebSink::AcquireSinkStream(u32 sample_rate, u32 num_channels, SinkStream& CubebSink::AcquireSinkStream(u32 sample_rate, u32 num_channels,

4
src/audio_core/cubeb_sink.h
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@ -25,6 +25,10 @@ private:
cubeb* ctx{}; cubeb* ctx{};
cubeb_devid output_device{}; cubeb_devid output_device{};
std::vector<SinkStreamPtr> sink_streams; std::vector<SinkStreamPtr> sink_streams;
#ifdef _MSC_VER
u32 com_init_result = 0;
#endif
}; };
std::vector<std::string> ListCubebSinkDevices(); std::vector<std::string> ListCubebSinkDevices();