pjs/gfx/layers/d3d9/Nv3DVUtils.cpp

170 строки
4.9 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is NVIDIA Corporation Code.
*
* The Initial Developer of the Original Code is NVIDIA Corporation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Atul Apte <aapte135@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsIServiceManager.h"
#include "nsIConsoleService.h"
#include <initguid.h>
#include "Nv3DVUtils.h"
#include "mozilla/Util.h"
DEFINE_GUID(CLSID_NV3DVStreaming,
0xf7747266, 0x777d, 0x4f61, 0xa1, 0x75, 0xdd, 0x5a, 0xdf, 0x1e, 0x37, 0xdf);
DEFINE_GUID(IID_INV3DVStreaming,
0xf98f9bb2, 0xb914, 0x4d44, 0x98, 0xfa, 0x6e, 0x37, 0x85, 0x16, 0x98, 0x55);
namespace mozilla {
namespace layers {
/**
* Constructor and Destructor
*/
Nv3DVUtils::Nv3DVUtils()
: m3DVStreaming (NULL)
{
}
Nv3DVUtils::~Nv3DVUtils()
{
UnInitialize();
}
/**
* Initializes the Nv3DVUtils object.
*/
void
Nv3DVUtils::Initialize()
{
/*
* Detect if 3D Streaming object is already loaded. Do nothing in that case.
*/
if (m3DVStreaming) {
NS_WARNING("Nv3DVStreaming COM object already instantiated.\n");
return;
}
/*
* Create the COM object. If we fail at any stage, just return
*/
HRESULT hr = CoCreateInstance(CLSID_NV3DVStreaming, NULL, CLSCTX_INPROC_SERVER, IID_INV3DVStreaming, (void**)(getter_AddRefs(m3DVStreaming)));
if (FAILED(hr) || !m3DVStreaming) {
NS_WARNING("Nv3DVStreaming CoCreateInstance failed (disabled).");
return;
}
/*
* Initialize the object. Note that m3DVStreaming cannot be NULL at this point.
*/
bool bRetVal = m3DVStreaming->Nv3DVInitialize();
if (!bRetVal) {
NS_WARNING("Nv3DVStreaming Nv3DVInitialize failed!");
return;
}
}
/**
* Release resources used by the COM Object, and then release
* the COM Object (nsRefPtr gets released by setting to NULL)
*
*/
void
Nv3DVUtils::UnInitialize()
{
if (m3DVStreaming) {
m3DVStreaming->Nv3DVRelease();
}
}
/**
* Sets the device info, along with any other initialization that is needed after device creation
* Pass the D3D9 device pointer is an IUnknown input argument.
*/
void
Nv3DVUtils::SetDeviceInfo(IUnknown *devUnknown)
{
if (!devUnknown) {
NS_WARNING("D3D Device Pointer (IUnknown) is NULL.\n");
return;
}
if (!m3DVStreaming) {
return;
}
bool rv = false;
rv = m3DVStreaming->Nv3DVSetDevice(devUnknown);
if (rv) {
NS_WARNING("Nv3DVStreaming Nv3DVControl failed!");
return;
}
rv = m3DVStreaming->Nv3DVControl(NV_STEREO_MODE_RIGHT_LEFT, true, FIREFOX_3DV_APP_HANDLE);
NS_WARN_IF_FALSE(!rv, "Nv3DVStreaming Nv3DVControl failed!");
}
/*
* Send Stereo Control Information. Used mainly to re-route
* calls from ImageLayerD3D9 to the 3DV COM object
*/
void
Nv3DVUtils::SendNv3DVControl(Nv_Stereo_Mode eStereoMode, bool bEnableStereo, DWORD dw3DVAppHandle)
{
if (!m3DVStreaming)
return;
DebugOnly<bool> rv = m3DVStreaming->Nv3DVControl(eStereoMode, bEnableStereo, dw3DVAppHandle);
NS_WARN_IF_FALSE(!rv, "Nv3DVStreaming Nv3DVControl failed!");
}
/*
* Send Stereo Metadata. Used mainly to re-route calls
* from ImageLayerD3D9 to the 3DV COM object
*/
void
Nv3DVUtils::SendNv3DVMetaData(unsigned int dwWidth, unsigned int dwHeight, HANDLE hSrcLuma, HANDLE hDst)
{
if (!m3DVStreaming)
return;
DebugOnly<bool> rv = m3DVStreaming->Nv3DVMetaData((DWORD)dwWidth, (DWORD)dwHeight, hSrcLuma, hDst);
NS_WARN_IF_FALSE(!rv, "Nv3DVStreaming Nv3DVMetaData failed!");
}
} /* namespace layers */
} /* namespace mozilla */