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[c-host] dxgi: fixed memory leak

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This commit is contained in:
Geoffrey McRae 2019-03-04 12:04:17 +11:00
parent 79ce98116a
commit f79a1b2533
1 changed files with 48 additions and 33 deletions
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81
c-host/windows/capture/dxgi.c
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@ -128,14 +128,11 @@ static bool dxgi_init()
for(int n = 0; IDXGIAdapter1_EnumOutputs(adapter, n, &output) != DXGI_ERROR_NOT_FOUND; ++n)
{
IDXGIOutput_GetDesc(output, &outputDesc);
if (!outputDesc.AttachedToDesktop)
{
IDXGIOutput_Release(output);
output = NULL;
continue;
}
if (outputDesc.AttachedToDesktop)
break;
break;
IDXGIOutput_Release(output);
output = NULL;
}
if (output)
@ -148,7 +145,7 @@ static bool dxgi_init()
if (!output)
{
DEBUG_ERROR("Failed to locate a valid output device");
goto fail;
goto fail_release_factory;
}
static const D3D_FEATURE_LEVEL featureLevels[] =
@ -196,13 +193,13 @@ static bool dxgi_init()
this->width = outputDesc.DesktopCoordinates.right - outputDesc.DesktopCoordinates.left;
this->height = outputDesc.DesktopCoordinates.bottom - outputDesc.DesktopCoordinates.top;
DEBUG_INFO("Device Descripion: %ls" , adapterDesc.Description);
DEBUG_INFO("Device Vendor ID : 0x%x" , adapterDesc.VendorId);
DEBUG_INFO("Device Device ID : 0x%x" , adapterDesc.DeviceId);
DEBUG_INFO("Device Video Mem : %u MiB", (unsigned)(adapterDesc.DedicatedVideoMemory / 1048576));
DEBUG_INFO("Device Sys Mem : %u MiB", (unsigned)(adapterDesc.DedicatedSystemMemory / 1048576));
DEBUG_INFO("Shared Sys Mem : %u MiB", (unsigned)(adapterDesc.SharedSystemMemory / 1048576));
DEBUG_INFO("Feature Level : 0x%x", this->featureLevel);
DEBUG_INFO("Device Descripion: %ls" , adapterDesc.Description);
DEBUG_INFO("Device Vendor ID : 0x%x" , adapterDesc.VendorId);
DEBUG_INFO("Device Device ID : 0x%x" , adapterDesc.DeviceId);
DEBUG_INFO("Device Video Mem : %u MiB" , (unsigned)(adapterDesc.DedicatedVideoMemory / 1048576));
DEBUG_INFO("Device Sys Mem : %u MiB" , (unsigned)(adapterDesc.DedicatedSystemMemory / 1048576));
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);
// bump up our priority
@ -249,6 +246,7 @@ static bool dxgi_init()
IDXGIOutput1_Release(output1);
goto fail_release_device;
}
IDXGIOutput1_Release(output1);
}
else
{
@ -286,6 +284,7 @@ static bool dxgi_init()
IDXGIOutput5_Release(output5);
goto fail_release_device;
}
IDXGIOutput5_Release(output5);
}
DXGI_OUTDUPL_DESC dupDesc;
@ -329,7 +328,7 @@ static bool dxgi_init()
if (FAILED(status))
{
DEBUG_WINERROR("Failed to map the texture", status);
goto fail_release_output;
goto fail_release_texture;
}
this->pitch = mapping.RowPitch;
this->stride = mapping.RowPitch / 4;
@ -341,15 +340,21 @@ static bool dxgi_init()
this->initialized = true;
return true;
fail_release_texture:
ID3D11Texture2D_Release(this->texture);
this->texture = NULL;
fail_release_output:
IDXGIOutputDuplication_Release(this->dup);
this->dup = NULL;
fail_release_device:
ID3D11Device_Release(this->device);
this->device = NULL;
ID3D11Device_Release (this->device );
ID3D11DeviceContext_Release(this->deviceContext);
this->device = NULL;
this->deviceContext = NULL;
fail_release:
IDXGIOutput_Release (output );
IDXGIAdapter1_Release(adapter);
fail_release_factory:
IDXGIFactory1_Release(factory);
fail:
return false;
@ -359,8 +364,6 @@ static bool dxgi_deinit()
{
assert(this);
os_signalEvent(this->copyEvent);
if (this->texture)
{
ID3D11Texture2D_Release(this->texture);
@ -374,10 +377,10 @@ static bool dxgi_deinit()
this->dup = NULL;
}
if (this->device)
if (this->deviceContext)
{
ID3D11Device_Release(this->device);
this->device = NULL;
ID3D11DeviceContext_Release(this->deviceContext);
this->deviceContext = NULL;
}
if (this->output)
@ -386,6 +389,12 @@ static bool dxgi_deinit()
this->output = NULL;
}
if (this->device)
{
ID3D11Device_Release(this->device);
this->device = NULL;
}
if (this->adapter)
{
IDXGIAdapter1_Release(this->adapter);
@ -394,8 +403,14 @@ static bool dxgi_deinit()
if (this->factory)
{
IDXGIFactory1_Release(this->factory);
// if this doesn't free we have a memory leak
DWORD count = IDXGIFactory1_Release(this->factory);
this->factory = NULL;
if (count != 0)
{
DEBUG_ERROR("Factory release is %lu, there is a memory leak!", count);
return false;
}
}
this->initialized = false;
@ -456,17 +471,17 @@ static CaptureResult dxgi_capture(bool * hasFrameUpdate, bool * hasPointerUpdate
return CAPTURE_RESULT_ERROR;
}
ID3D11Texture2D * src;
status = IDXGIResource_QueryInterface(res, &IID_ID3D11Texture2D, (void **)&src);
if (FAILED(status))
{
DEBUG_WINERROR("Failed to get the texture from the dxgi resource", status);
IDXGIResource_Release(res);
return CAPTURE_RESULT_ERROR;
}
if (frameInfo.LastPresentTime.QuadPart != 0)
{
ID3D11Texture2D * src;
status = IDXGIResource_QueryInterface(res, &IID_ID3D11Texture2D, (void **)&src);
if (FAILED(status))
{
DEBUG_WINERROR("Failed to get the texture from the dxgi resource", status);
IDXGIResource_Release(res);
return CAPTURE_RESULT_ERROR;
}
// wait for the prior copy to finish in getFrame
os_waitEvent(this->copyEvent);