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[c-host] dxgi: added new useAcquireLock option for quirked GPUs

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This commit is contained in:
Geoffrey McRae 2019-12-17 13:45:08 +11:00
parent 547598c61c
commit db2f5b85a9
1 changed files with 20 additions and 1 deletions
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21
c-host/platform/Windows/capture/DXGI/src/dxgi.c
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@ -75,6 +75,7 @@ struct iface
ID3D11Device * device;
ID3D11DeviceContext * deviceContext;
volatile int deviceContextLock;
bool useAcquireLock;
D3D_FEATURE_LEVEL featureLevel;
IDXGIOutputDuplication * dup;
int maxTextures;
@ -141,6 +142,13 @@ static void dxgi_initOptions()
.type = OPTION_TYPE_INT,
.value.x_int = 3
},
{
.module = "dxgi",
.name = "useAcquireLock",
.description = "Enable locking around `AcquireFrame` (use if freezing, may lower performance)",
.type = OPTION_TYPE_BOOL,
.value.x_bool = false
},
{0}
};
@ -170,6 +178,8 @@ static bool dxgi_create()
this->maxTextures = 1;
this->texture = calloc(sizeof(struct Texture), this->maxTextures);
this->useAcquireLock = option_get_bool("dxgi", "useAcquireLock");
return true;
}
@ -336,6 +346,7 @@ static bool dxgi_init(void * pointerShape, const unsigned int pointerSize)
DEBUG_INFO("Shared Sys Mem : %u MiB" , (unsigned)(adapterDesc.SharedSystemMemory / 1048576));
DEBUG_INFO("Feature Level : 0x%x" , this->featureLevel);
DEBUG_INFO("Capture Size : %u x %u", this->width, this->height);
DEBUG_INFO("AcquireLock : %s" , this->useAcquireLock ? "enabled" : "disabled");
// bump up our priority
{
@ -610,7 +621,15 @@ static CaptureResult dxgi_capture()
if (result != CAPTURE_RESULT_OK)
return result;
status = IDXGIOutputDuplication_AcquireNextFrame(this->dup, 1000, &frameInfo, &res);
if (this->useAcquireLock)
{
LOCKED({
status = IDXGIOutputDuplication_AcquireNextFrame(this->dup, 1, &frameInfo, &res);
});
}
else
status = IDXGIOutputDuplication_AcquireNextFrame(this->dup, 1000, &frameInfo, &res);
switch(status)
{
case S_OK: