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[host] dxgi: don't try to use devices without d3d support

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This change should allow LG to work even if a virtual device is still
attached to the VM even though it might be capturing the wrong display.
This commit is contained in:
Geoffrey McRae 2022-05-18 15:38:42 +10:00
parent 2901e7aec5
commit 57e20007db
1 changed files with 22 additions and 7 deletions
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29
host/platform/Windows/capture/DXGI/src/dxgi.c
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@ -309,6 +309,20 @@ static bool dxgi_init(void)
goto fail;
}
// check for virtual devices without D3D support
if (
// Microsoft Basic Render Driver
(adapterDesc.VendorId == 0x1414 && adapterDesc.DeviceId == 0x008c) ||
// QXL
(adapterDesc.VendorId == 0x1b36 && adapterDesc.DeviceId == 0x000d) ||
// QEMU Standard VGA
(adapterDesc.VendorId == 0x1234 && adapterDesc.DeviceId == 0x1111))
{
DEBUG_INFO("Not using unsupported adapter: %ls",
adapterDesc.Description);
goto next_adapter;
}
const size_t s = (wcslen(adapterDesc.Description)+1) * 2;
char * desc = malloc(s);
wcstombs(desc, adapterDesc.Description, s);
@ -317,13 +331,16 @@ static bool dxgi_init(void)
{
DEBUG_INFO("Not using adapter: %ls", adapterDesc.Description);
free(desc);
IDXGIAdapter1_Release(this->adapter);
this->adapter = NULL;
continue;
goto next_adapter;
}
free(desc);
DEBUG_INFO("Adapter matched, trying: %ls", adapterDesc.Description);
break;
next_adapter:
IDXGIAdapter1_Release(this->adapter);
this->adapter = NULL;
}
for (int n = 0; IDXGIAdapter1_EnumOutputs(this->adapter, n, &this->output) != DXGI_ERROR_NOT_FOUND; ++n)
@ -339,11 +356,8 @@ static bool dxgi_init(void)
{
DEBUG_INFO("Not using adapter output: %ls", outputDesc.DeviceName);
free(desc);
IDXGIOutput_Release(this->output);
this->output = NULL;
continue;
goto next_output;
}
free(desc);
DEBUG_INFO("Adapter output matched, trying: %ls", outputDesc.DeviceName);
@ -352,6 +366,7 @@ static bool dxgi_init(void)
if (outputDesc.AttachedToDesktop)
break;
next_output:
IDXGIOutput_Release(this->output);
this->output = NULL;
}