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[host] nvfbc: initial updates to re-enable support

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This commit is contained in:
Geoffrey McRae
2019-01-03 17:07:32 +11:00
parent e4ae9134ae
commit 6e1180ce06
3 changed files with 156 additions and 124 deletions
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256
host/Capture/NvFBC.cpp
View File

@@ -48,12 +48,17 @@ NvFBC::~NvFBC()
{
}
bool Capture::NvFBC::CanInitialize()
{
return true;
}
bool NvFBC::Initialize(CaptureOptions * options)
{
if (m_initialized)
DeInitialize();
m_options = options;
m_options = options;
m_optNoCrop = false;
for (CaptureOptions::const_iterator it = options->cbegin(); it != options->cend(); ++it)
{
@@ -83,33 +88,49 @@ bool NvFBC::Initialize(CaptureOptions * options)
NvFBCStatusEx status;
ZeroMemory(&status, sizeof(NvFBCStatusEx));
status.dwVersion = NVFBC_STATUS_VER;
status.dwAdapterIdx = 0;
status.dwVersion = NVFBC_STATUS_VER;
status.dwAdapterIdx = 0;
NVFBCRESULT ret = m_fnGetStatusEx(&status);
if (ret != NVFBC_SUCCESS)
{
DEBUG_INFO("Attempting to enable NvFBC");
if (m_fnEnable(NVFBC_STATE_ENABLE) == NVFBC_SUCCESS)
{
DEBUG_INFO("Success, attempting to get status again");
ret = m_fnGetStatusEx(&status);
}
if (ret != NVFBC_SUCCESS)
{
DEBUG_ERROR("Failed to get NvFBC status");
DeInitialize();
return false;
}
DEBUG_ERROR("Failed to get NvFBC status");
DeInitialize();
return false;
}
if (!status.bIsCapturePossible)
{
DEBUG_ERROR("Capture is not possible, unsupported device or driver");
DeInitialize();
return false;
DEBUG_INFO("Attempting to enable NvFBC");
switch(m_fnEnable(NVFBC_STATE_ENABLE))
{
case NVFBC_SUCCESS:
DEBUG_INFO("Success, attempting to get status again");
if (m_fnGetStatusEx(&status) != NVFBC_SUCCESS)
{
DEBUG_ERROR("Failed to get NvFBC status");
DeInitialize();
return false;
}
break;
case NVFBC_ERROR_INSUFFICIENT_PRIVILEGES:
DEBUG_ERROR("Please run once as administrator to enable the NvFBC API");
DeInitialize();
return false;
default:
DEBUG_ERROR("Unknown failure enabling NvFBC");
DeInitialize();
return false;
}
if (!status.bIsCapturePossible)
{
DEBUG_ERROR("Capture is not possible, unsupported device or driver");
DeInitialize();
return false;
}
}
if (!status.bCanCreateNow)
@@ -121,10 +142,10 @@ bool NvFBC::Initialize(CaptureOptions * options)
NvFBCCreateParams params;
ZeroMemory(&params, sizeof(NvFBCCreateParams));
params.dwVersion = NVFBC_CREATE_PARAMS_VER;
params.dwInterfaceType = NVFBC_TO_SYS;
params.pDevice = NULL;
params.dwAdapterIdx = 0;
params.dwVersion = NVFBC_CREATE_PARAMS_VER;
params.dwInterfaceType = NVFBC_TO_SYS;
params.pDevice = NULL;
params.dwAdapterIdx = 0;
if (m_fnCreateEx(&params) != NVFBC_SUCCESS)
{
@@ -139,13 +160,13 @@ bool NvFBC::Initialize(CaptureOptions * options)
NVFBC_TOSYS_SETUP_PARAMS setupParams;
ZeroMemory(&setupParams, sizeof(NVFBC_TOSYS_SETUP_PARAMS));
setupParams.dwVersion = NVFBC_TOSYS_SETUP_PARAMS_VER;
setupParams.eMode = NVFBC_TOSYS_ARGB;
setupParams.bWithHWCursor = TRUE;
setupParams.bDiffMap = TRUE;
setupParams.eDiffMapBlockSize = (NvU32)NVFBC_TOSYS_DIFFMAP_BLOCKSIZE_128X128;
setupParams.ppBuffer = (void **)&m_frameBuffer;
setupParams.ppDiffMap = (void **)&m_diffMap;
setupParams.dwVersion = NVFBC_TOSYS_SETUP_PARAMS_VER;
setupParams.eMode = NVFBC_TOSYS_ARGB;
setupParams.bWithHWCursor = TRUE;
setupParams.bDiffMap = TRUE;
setupParams.eDiffMapBlockSize = NVFBC_TOSYS_DIFFMAP_BLOCKSIZE_128X128;
setupParams.ppBuffer = (void **)&m_frameBuffer;
setupParams.ppDiffMap = (void **)&m_diffMap;
if (m_nvFBC->NvFBCToSysSetUp(&setupParams) != NVFBC_SUCCESS)
{
@@ -157,16 +178,24 @@ bool NvFBC::Initialize(CaptureOptions * options)
// this is required according to NVidia sample code
Sleep(100);
HMONITOR monitor = MonitorFromWindow(GetDesktopWindow(), MONITOR_DEFAULTTOPRIMARY);
MONITORINFO monitorInfo;
monitorInfo.cbSize = sizeof(MONITORINFO);
unsigned int screenWidth, screenHeight;
GetMonitorInfo(monitor, &monitorInfo);
screenWidth = monitorInfo.rcMonitor.right - monitorInfo.rcMonitor.left;
screenHeight = monitorInfo.rcMonitor.bottom - monitorInfo.rcMonitor.top;
ZeroMemory(&m_grabFrameParams, sizeof(NVFBC_TOSYS_GRAB_FRAME_PARAMS));
ZeroMemory(&m_grabInfo, sizeof(NvFBCFrameGrabInfo));
m_grabFrameParams.dwVersion = NVFBC_TOSYS_GRAB_FRAME_PARAMS_VER;
m_grabFrameParams.dwFlags = m_optNoWait ? NVFBC_TOSYS_NOWAIT : NVFBC_TOSYS_WAIT_WITH_TIMEOUT;
m_grabFrameParams.dwWaitTime = 1000;
m_grabFrameParams.eGMode = NVFBC_TOSYS_SOURCEMODE_FULL;
m_grabFrameParams.dwStartX = 0;
m_grabFrameParams.dwStartY = 0;
m_grabFrameParams.dwTargetWidth = 0;
m_grabFrameParams.dwTargetHeight = 0;
m_grabFrameParams.dwVersion = NVFBC_TOSYS_GRAB_FRAME_PARAMS_VER;
m_grabFrameParams.dwFlags = m_optNoWait ? NVFBC_TOSYS_NOWAIT : NVFBC_TOSYS_WAIT_WITH_TIMEOUT;
m_grabFrameParams.dwWaitTime = 1000;
m_grabFrameParams.eGMode = NVFBC_TOSYS_SOURCEMODE_CROP;
m_grabFrameParams.dwStartX = 0;
m_grabFrameParams.dwStartY = 0;
m_grabFrameParams.dwTargetWidth = screenWidth;
m_grabFrameParams.dwTargetHeight = screenHeight;
m_grabFrameParams.pNvFBCFrameGrabInfo = &m_grabInfo;
m_initialized = true;
@@ -183,12 +212,12 @@ void NvFBC::DeInitialize()
m_nvFBC = NULL;
}
m_maxCaptureWidth = 0;
m_maxCaptureWidth = 0;
m_maxCaptureHeight = 0;
m_fnCreateEx = NULL;
m_fnCreateEx = NULL;
m_fnSetGlobalFlags = NULL;
m_fnGetStatusEx = NULL;
m_fnEnable = NULL;
m_fnGetStatusEx = NULL;
m_fnEnable = NULL;
if (m_hDLL)
{
@@ -204,7 +233,7 @@ FrameType NvFBC::GetFrameType()
if (!m_initialized)
return FRAME_TYPE_INVALID;
return FRAME_TYPE_ARGB;
return FRAME_TYPE_BGRA;
}
size_t NvFBC::GetMaxFrameSize()
@@ -215,21 +244,20 @@ size_t NvFBC::GetMaxFrameSize()
return m_maxCaptureWidth * m_maxCaptureHeight * 4;
}
enum GrabStatus NvFBC::GrabFrame(struct FrameInfo & frame, struct CursorInfo & cursor)
unsigned int Capture::NvFBC::Capture()
{
if (!m_initialized)
return GRAB_STATUS_ERROR;
for(int i = 0; i < 2; ++i)
for (int i = 0; i < 2; ++i)
{
NVFBCRESULT status = m_nvFBC->NvFBCToSysGrabFrame(&m_grabFrameParams);
NVFBCRESULT status = m_nvFBC->NvFBCToSysGrabFrame(&m_grabFrameParams);
if (status == NVFBC_SUCCESS)
{
const int diffW = (m_grabInfo.dwWidth + 0x7F) >> 7;
const int diffW = (m_grabInfo.dwWidth + 0x7F) >> 7;
const int diffH = (m_grabInfo.dwHeight + 0x7F) >> 7;
bool hasDiff = false;
for(int y = 0; y < diffH && !hasDiff; ++y)
for (int y = 0; y < diffH && !hasDiff; ++y)
for (int x = 0; x < diffW; ++x)
if (m_diffMap[y * diffW + x])
{
@@ -242,77 +270,77 @@ enum GrabStatus NvFBC::GrabFrame(struct FrameInfo & frame, struct CursorInfo & c
i = 0;
continue;
}
unsigned int dataWidth;
unsigned int dataOffset;
if (m_optNoCrop)
break;
}
else
{
if (status == NVFBC_ERROR_DYNAMIC_DISABLE)
{
dataWidth = m_grabInfo.dwWidth * 4;
dataOffset = 0;
frame.width = m_grabInfo.dwWidth;
frame.height = m_grabInfo.dwHeight;
}
else
{
// get the actual resolution
HMONITOR monitor = MonitorFromWindow(GetDesktopWindow(), MONITOR_DEFAULTTOPRIMARY);
MONITORINFO monitorInfo;
monitorInfo.cbSize = sizeof(MONITORINFO);
unsigned int screenWidth, screenHeight;
if (!GetMonitorInfo(monitor, &monitorInfo))
{
DEBUG_WARN("Failed to get monitor dimensions, assuming no cropping required");
screenWidth = m_grabInfo.dwWidth;
screenHeight = m_grabInfo.dwHeight;;
}
else
{
screenWidth = monitorInfo.rcMonitor.right - monitorInfo.rcMonitor.left;
screenHeight = monitorInfo.rcMonitor.bottom - monitorInfo.rcMonitor.top;
}
// use the smaller or the two dimensions provided just to be sure we don't overflow the buffer
const unsigned int realHeight = LG_MIN(m_grabInfo.dwHeight, screenHeight);
const unsigned int realWidth = LG_MIN(m_grabInfo.dwWidth , screenWidth );
// calculate the new data width and offset to the start of the data
dataWidth = realWidth * 4;
dataOffset =
(((m_grabInfo.dwHeight - realHeight) >> 1) * m_grabInfo.dwBufferWidth +
((m_grabInfo.dwWidth - realWidth ) >> 1)) * 4;
// update the frame size
frame.width = realWidth;
frame.height = realHeight;
DEBUG_ERROR("NvFBC was disabled by someone else");
return GRAB_STATUS_ERROR;
}
frame.stride = frame.width;
frame.pitch = dataWidth;
uint8_t *src = (uint8_t *)m_frameBuffer + dataOffset;
uint8_t *dst = (uint8_t *)frame.buffer;
for(unsigned int y = 0; y < frame.height; ++y, dst += dataWidth, src += m_grabInfo.dwBufferWidth * 4)
memcpySSE(dst, src, dataWidth);
if (status == NVFBC_ERROR_INVALIDATED_SESSION)
{
DEBUG_WARN("Session was invalidated, attempting to restart");
return GRAB_STATUS_REINIT;
}
return GRAB_STATUS_OK;
}
if (status == NVFBC_ERROR_DYNAMIC_DISABLE)
{
DEBUG_ERROR("NvFBC was disabled by someone else");
return GRAB_STATUS_ERROR;
}
if (status == NVFBC_ERROR_INVALIDATED_SESSION)
{
DEBUG_WARN("Session was invalidated, attempting to restart");
return GRAB_STATUS_REINIT;
if (i == 1)
{
DEBUG_ERROR("NvFBCToSysGrabFrame failed");
return GRAB_STATUS_ERROR;
}
}
}
DEBUG_ERROR("Failed to grab frame");
return GRAB_STATUS_ERROR;
// if the capture size doesn't match the screen resolution then re-initialize to avoid
// copying black/blank areas of the screen
HMONITOR monitor = MonitorFromWindow(GetDesktopWindow(), MONITOR_DEFAULTTOPRIMARY);
MONITORINFO monitorInfo;
monitorInfo.cbSize = sizeof(MONITORINFO);
unsigned int screenWidth, screenHeight;
GetMonitorInfo(monitor, &monitorInfo);
screenWidth = monitorInfo.rcMonitor.right - monitorInfo.rcMonitor.left;
screenHeight = monitorInfo.rcMonitor.bottom - monitorInfo.rcMonitor.top;
if (m_grabInfo.dwWidth != screenWidth || m_grabInfo.dwHeight != screenHeight)
{
DEBUG_INFO("Resolution change detected");
return GRAB_STATUS_REINIT;
}
return GRAB_STATUS_OK | GRAB_STATUS_FRAME;
}
bool Capture::NvFBC::GetCursor(CursorInfo & cursor)
{
cursor.hasShape = false;
cursor.hasPos = false;
cursor.visible = false;
return false;
}
void Capture::NvFBC::FreeCursor()
{
}
GrabStatus Capture::NvFBC::DiscardFrame()
{
return GrabStatus();
}
enum GrabStatus NvFBC::GetFrame(struct FrameInfo & frame)
{
if (!m_initialized)
return GRAB_STATUS_ERROR;
frame.width = m_grabInfo.dwWidth;
frame.height = m_grabInfo.dwHeight;
frame.stride = m_grabInfo.dwBufferWidth;
frame.pitch = m_grabInfo.dwBufferWidth * 4;
memcpySSE((uint8_t*)frame.buffer, (uint8_t *)m_frameBuffer, frame.pitch * frame.height);
return GRAB_STATUS_OK;
}
#endif// CONFIG_CAPTURE_NVFBC

8
host/Capture/NvFBC.h
View File

@@ -37,7 +37,7 @@ namespace Capture
~NvFBC();
const char * GetName() { return "NvFBC"; }
bool CanInitialize();
bool Initialize(CaptureOptions * options);
void DeInitialize();
bool ReInitialize()
@@ -47,7 +47,11 @@ namespace Capture
}
enum FrameType GetFrameType();
size_t GetMaxFrameSize();
enum GrabStatus GrabFrame(struct FrameInfo & frame, struct CursorInfo & cursor);
unsigned int Capture();
enum GrabStatus GetFrame(struct FrameInfo & frame);
bool GetCursor(CursorInfo & cursor);
void FreeCursor() ;
enum GrabStatus DiscardFrame();
private:
CaptureOptions * m_options;

16
host/looking-glass-host.vcxproj
View File

@@ -123,42 +123,42 @@
<PropertyGroup Label="UserMacros" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
<LinkIncremental>true</LinkIncremental>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);;C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<ExecutablePath>C:\Program Files (x86)\Windows Kits\10\bin\$(TargetPlatformVersion)\$(PreferredToolArchitecture);$(ExecutablePath)</ExecutablePath>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug - NvFBC|Win32'">
<LinkIncremental>true</LinkIncremental>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);;C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<ExecutablePath>C:\Program Files (x86)\Windows Kits\10\bin\$(TargetPlatformVersion)\$(PreferredToolArchitecture);$(ExecutablePath)</ExecutablePath>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
<LinkIncremental>true</LinkIncremental>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);;C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<ExecutablePath>C:\Program Files (x86)\Windows Kits\10\bin\$(TargetPlatformVersion)\$(PreferredToolArchitecture);$(ExecutablePath)</ExecutablePath>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug - NvFBC|x64'">
<LinkIncremental>true</LinkIncremental>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);;C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<ExecutablePath>C:\Program Files (x86)\Windows Kits\10\bin\$(TargetPlatformVersion)\$(PreferredToolArchitecture);$(ExecutablePath)</ExecutablePath>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
<LinkIncremental>false</LinkIncremental>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);;C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<ExecutablePath>C:\Program Files (x86)\Windows Kits\10\bin\$(TargetPlatformVersion)\$(PreferredToolArchitecture);$(ExecutablePath)</ExecutablePath>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release - NvFBC|Win32'">
<LinkIncremental>false</LinkIncremental>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);;C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<ExecutablePath>C:\Program Files (x86)\Windows Kits\10\bin\$(TargetPlatformVersion)\$(PreferredToolArchitecture);$(ExecutablePath)</ExecutablePath>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
<LinkIncremental>false</LinkIncremental>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);;C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<ExecutablePath>C:\Program Files (x86)\Windows Kits\10\bin\$(TargetPlatformVersion)\$(PreferredToolArchitecture);$(ExecutablePath)</ExecutablePath>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release - NvFBC|x64'">
<LinkIncremental>false</LinkIncremental>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);;C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<IncludePath>$(VC_IncludePath);$(WindowsSDK_IncludePath);C:\Program Files %28x86%29\NVIDIA Corporation\NVIDIA Capture SDK\inc</IncludePath>
<ExecutablePath>C:\Program Files (x86)\Windows Kits\10\bin\$(TargetPlatformVersion)\$(PreferredToolArchitecture);$(ExecutablePath)</ExecutablePath>
</PropertyGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">