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gfx/layers/d3d9/Nv3DVUtils.cpp@6474c204b198 (annotated)

gfx/layers/d3d9/Nv3DVUtils.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0	1	/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0	2	* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	#include "mozilla/DebugOnly.h"
michael@0	7
michael@0	8	#include "nsIServiceManager.h"
michael@0	9	#include "nsIConsoleService.h"
michael@0	10	#include <initguid.h>
michael@0	11	#include "Nv3DVUtils.h"
michael@0	12
michael@0	13	DEFINE_GUID(CLSID_NV3DVStreaming,
michael@0	14	0xf7747266, 0x777d, 0x4f61, 0xa1, 0x75, 0xdd, 0x5a, 0xdf, 0x1e, 0x37, 0xdf);
michael@0	15
michael@0	16	DEFINE_GUID(IID_INV3DVStreaming,
michael@0	17	0xf98f9bb2, 0xb914, 0x4d44, 0x98, 0xfa, 0x6e, 0x37, 0x85, 0x16, 0x98, 0x55);
michael@0	18
michael@0	19	namespace mozilla {
michael@0	20	namespace layers {
michael@0	21
michael@0	22	/**
michael@0	23	* Constructor and Destructor
michael@0	24	*/
michael@0	25	Nv3DVUtils::Nv3DVUtils()
michael@0	26	: m3DVStreaming (nullptr)
michael@0	27	{
michael@0	28	}
michael@0	29
michael@0	30	Nv3DVUtils::~Nv3DVUtils()
michael@0	31	{
michael@0	32	UnInitialize();
michael@0	33	}
michael@0	34
michael@0	35
michael@0	36	// Silence spurious warnings!
michael@0	37	#if defined(WARNING) || defined WARN_IF_FALSE
michael@0	38	#error We shouldn't be redefining these!
michael@0	39	#endif
michael@0	40	// Uncomment these to enable spurious warnings.
michael@0	41	//#define WARNING(str) NS_WARNING(str)
michael@0	42	//#define WARN_IF_FALSE(b, str) NS_WARN_IF_FALSE(b, str)
michael@0	43	#define WARNING(str)
michael@0	44	#define WARN_IF_FALSE(b, str)
michael@0	45
michael@0	46	/**
michael@0	47	* Initializes the Nv3DVUtils object.
michael@0	48	*/
michael@0	49	void
michael@0	50	Nv3DVUtils::Initialize()
michael@0	51	{
michael@0	52	/*
michael@0	53	* Detect if 3D Streaming object is already loaded. Do nothing in that case.
michael@0	54	*/
michael@0	55	if (m3DVStreaming) {
michael@0	56	WARNING("Nv3DVStreaming COM object already instantiated.\n");
michael@0	57	return;
michael@0	58	}
michael@0	59
michael@0	60	/*
michael@0	61	* Create the COM object. If we fail at any stage, just return
michael@0	62	*/
michael@0	63	HRESULT hr = CoCreateInstance(CLSID_NV3DVStreaming, nullptr, CLSCTX_INPROC_SERVER, IID_INV3DVStreaming, (void**)(getter_AddRefs(m3DVStreaming)));
michael@0	64	if (FAILED(hr) || !m3DVStreaming) {
michael@0	65	WARNING("Nv3DVStreaming CoCreateInstance failed (disabled).");
michael@0	66	return;
michael@0	67	}
michael@0	68
michael@0	69	/*
michael@0	70	* Initialize the object. Note that m3DVStreaming cannot be nullptr at this point.
michael@0	71	*/
michael@0	72	bool bRetVal = m3DVStreaming->Nv3DVInitialize();
michael@0	73
michael@0	74	if (!bRetVal) {
michael@0	75	WARNING("Nv3DVStreaming Nv3DVInitialize failed!");
michael@0	76	return;
michael@0	77	}
michael@0	78	}
michael@0	79
michael@0	80	/**
michael@0	81	* Release resources used by the COM Object, and then release
michael@0	82	* the COM Object (nsRefPtr gets released by setting to nullptr)
michael@0	83	*
michael@0	84	*/
michael@0	85	void
michael@0	86	Nv3DVUtils::UnInitialize()
michael@0	87	{
michael@0	88	if (m3DVStreaming) {
michael@0	89	m3DVStreaming->Nv3DVRelease();
michael@0	90	}
michael@0	91	}
michael@0	92
michael@0	93	/**
michael@0	94	* Sets the device info, along with any other initialization that is needed after device creation
michael@0	95	* Pass the D3D9 device pointer is an IUnknown input argument.
michael@0	96	*/
michael@0	97	void
michael@0	98	Nv3DVUtils::SetDeviceInfo(IUnknown *devUnknown)
michael@0	99	{
michael@0	100	if (!devUnknown) {
michael@0	101	WARNING("D3D Device Pointer (IUnknown) is nullptr.\n");
michael@0	102	return;
michael@0	103	}
michael@0	104
michael@0	105	if (!m3DVStreaming) {
michael@0	106	return;
michael@0	107	}
michael@0	108
michael@0	109	bool rv = m3DVStreaming->Nv3DVSetDevice(devUnknown);
michael@0	110	if (!rv) {
michael@0	111	WARNING("Nv3DVStreaming Nv3DVControl failed!");
michael@0	112	return;
michael@0	113	}
michael@0	114
michael@0	115	rv = m3DVStreaming->Nv3DVControl(NV_STEREO_MODE_RIGHT_LEFT, true, FIREFOX_3DV_APP_HANDLE);
michael@0	116	WARN_IF_FALSE(rv, "Nv3DVStreaming Nv3DVControl failed!");
michael@0	117	}
michael@0	118
michael@0	119	/*
michael@0	120	* Send Stereo Control Information. Used mainly to re-route
michael@0	121	* calls from ImageLayerD3D9 to the 3DV COM object
michael@0	122	*/
michael@0	123	void
michael@0	124	Nv3DVUtils::SendNv3DVControl(Nv_Stereo_Mode eStereoMode, bool bEnableStereo, DWORD dw3DVAppHandle)
michael@0	125	{
michael@0	126	if (!m3DVStreaming)
michael@0	127	return;
michael@0	128
michael@0	129	DebugOnly<bool> rv = m3DVStreaming->Nv3DVControl(eStereoMode, bEnableStereo, dw3DVAppHandle);
michael@0	130	WARN_IF_FALSE(rv, "Nv3DVStreaming Nv3DVControl failed!");
michael@0	131	}
michael@0	132
michael@0	133	/*
michael@0	134	* Send Stereo Metadata. Used mainly to re-route calls
michael@0	135	* from ImageLayerD3D9 to the 3DV COM object
michael@0	136	*/
michael@0	137	void
michael@0	138	Nv3DVUtils::SendNv3DVMetaData(unsigned int dwWidth, unsigned int dwHeight, HANDLE hSrcLuma, HANDLE hDst)
michael@0	139	{
michael@0	140	if (!m3DVStreaming)
michael@0	141	return;
michael@0	142
michael@0	143	DebugOnly<bool> rv = m3DVStreaming->Nv3DVMetaData((DWORD)dwWidth, (DWORD)dwHeight, hSrcLuma, hDst);
michael@0	144	WARN_IF_FALSE(rv, "Nv3DVStreaming Nv3DVMetaData failed!");
michael@0	145	}
michael@0	146
michael@0	147	} /* namespace layers */
michael@0	148	} /* namespace mozilla */