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comparison: gfx/layers/d3d9/Nv3DVUtils.cpp
gfx/layers/d3d9/Nv3DVUtils.cpp
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "mozilla/DebugOnly.h" | |
| 7 | |
| 8 #include "nsIServiceManager.h" | |
| 9 #include "nsIConsoleService.h" | |
| 10 #include <initguid.h> | |
| 11 #include "Nv3DVUtils.h" | |
| 12 | |
| 13 DEFINE_GUID(CLSID_NV3DVStreaming, | |
| 14 0xf7747266, 0x777d, 0x4f61, 0xa1, 0x75, 0xdd, 0x5a, 0xdf, 0x1e, 0x37, 0xdf); | |
| 15 | |
| 16 DEFINE_GUID(IID_INV3DVStreaming, | |
| 17 0xf98f9bb2, 0xb914, 0x4d44, 0x98, 0xfa, 0x6e, 0x37, 0x85, 0x16, 0x98, 0x55); | |
| 18 | |
| 19 namespace mozilla { | |
| 20 namespace layers { | |
| 21 | |
| 22 /** | |
| 23 * Constructor and Destructor | |
| 24 */ | |
| 25 Nv3DVUtils::Nv3DVUtils() | |
| 26 : m3DVStreaming (nullptr) | |
| 27 { | |
| 28 } | |
| 29 | |
| 30 Nv3DVUtils::~Nv3DVUtils() | |
| 31 { | |
| 32 UnInitialize(); | |
| 33 } | |
| 34 | |
| 35 | |
| 36 // Silence spurious warnings! | |
| 37 #if defined(WARNING) || defined WARN_IF_FALSE | |
| 38 #error We shouldn't be redefining these! | |
| 39 #endif | |
| 40 // Uncomment these to enable spurious warnings. | |
| 41 //#define WARNING(str) NS_WARNING(str) | |
| 42 //#define WARN_IF_FALSE(b, str) NS_WARN_IF_FALSE(b, str) | |
| 43 #define WARNING(str) | |
| 44 #define WARN_IF_FALSE(b, str) | |
| 45 | |
| 46 /** | |
| 47 * Initializes the Nv3DVUtils object. | |
| 48 */ | |
| 49 void | |
| 50 Nv3DVUtils::Initialize() | |
| 51 { | |
| 52 /* | |
| 53 * Detect if 3D Streaming object is already loaded. Do nothing in that case. | |
| 54 */ | |
| 55 if (m3DVStreaming) { | |
| 56 WARNING("Nv3DVStreaming COM object already instantiated.\n"); | |
| 57 return; | |
| 58 } | |
| 59 | |
| 60 /* | |
| 61 * Create the COM object. If we fail at any stage, just return | |
| 62 */ | |
| 63 HRESULT hr = CoCreateInstance(CLSID_NV3DVStreaming, nullptr, CLSCTX_INPROC_SERVER, IID_INV3DVStreaming, (void**)(getter_AddRefs(m3DVStreaming))); | |
| 64 if (FAILED(hr) || !m3DVStreaming) { | |
| 65 WARNING("Nv3DVStreaming CoCreateInstance failed (disabled)."); | |
| 66 return; | |
| 67 } | |
| 68 | |
| 69 /* | |
| 70 * Initialize the object. Note that m3DVStreaming cannot be nullptr at this point. | |
| 71 */ | |
| 72 bool bRetVal = m3DVStreaming->Nv3DVInitialize(); | |
| 73 | |
| 74 if (!bRetVal) { | |
| 75 WARNING("Nv3DVStreaming Nv3DVInitialize failed!"); | |
| 76 return; | |
| 77 } | |
| 78 } | |
| 79 | |
| 80 /** | |
| 81 * Release resources used by the COM Object, and then release | |
| 82 * the COM Object (nsRefPtr gets released by setting to nullptr) | |
| 83 * | |
| 84 */ | |
| 85 void | |
| 86 Nv3DVUtils::UnInitialize() | |
| 87 { | |
| 88 if (m3DVStreaming) { | |
| 89 m3DVStreaming->Nv3DVRelease(); | |
| 90 } | |
| 91 } | |
| 92 | |
| 93 /** | |
| 94 * Sets the device info, along with any other initialization that is needed after device creation | |
| 95 * Pass the D3D9 device pointer is an IUnknown input argument. | |
| 96 */ | |
| 97 void | |
| 98 Nv3DVUtils::SetDeviceInfo(IUnknown *devUnknown) | |
| 99 { | |
| 100 if (!devUnknown) { | |
| 101 WARNING("D3D Device Pointer (IUnknown) is nullptr.\n"); | |
| 102 return; | |
| 103 } | |
| 104 | |
| 105 if (!m3DVStreaming) { | |
| 106 return; | |
| 107 } | |
| 108 | |
| 109 bool rv = m3DVStreaming->Nv3DVSetDevice(devUnknown); | |
| 110 if (!rv) { | |
| 111 WARNING("Nv3DVStreaming Nv3DVControl failed!"); | |
| 112 return; | |
| 113 } | |
| 114 | |
| 115 rv = m3DVStreaming->Nv3DVControl(NV_STEREO_MODE_RIGHT_LEFT, true, FIREFOX_3DV_APP_HANDLE); | |
| 116 WARN_IF_FALSE(rv, "Nv3DVStreaming Nv3DVControl failed!"); | |
| 117 } | |
| 118 | |
| 119 /* | |
| 120 * Send Stereo Control Information. Used mainly to re-route | |
| 121 * calls from ImageLayerD3D9 to the 3DV COM object | |
| 122 */ | |
| 123 void | |
| 124 Nv3DVUtils::SendNv3DVControl(Nv_Stereo_Mode eStereoMode, bool bEnableStereo, DWORD dw3DVAppHandle) | |
| 125 { | |
| 126 if (!m3DVStreaming) | |
| 127 return; | |
| 128 | |
| 129 DebugOnly<bool> rv = m3DVStreaming->Nv3DVControl(eStereoMode, bEnableStereo, dw3DVAppHandle); | |
| 130 WARN_IF_FALSE(rv, "Nv3DVStreaming Nv3DVControl failed!"); | |
| 131 } | |
| 132 | |
| 133 /* | |
| 134 * Send Stereo Metadata. Used mainly to re-route calls | |
| 135 * from ImageLayerD3D9 to the 3DV COM object | |
| 136 */ | |
| 137 void | |
| 138 Nv3DVUtils::SendNv3DVMetaData(unsigned int dwWidth, unsigned int dwHeight, HANDLE hSrcLuma, HANDLE hDst) | |
| 139 { | |
| 140 if (!m3DVStreaming) | |
| 141 return; | |
| 142 | |
| 143 DebugOnly<bool> rv = m3DVStreaming->Nv3DVMetaData((DWORD)dwWidth, (DWORD)dwHeight, hSrcLuma, hDst); | |
| 144 WARN_IF_FALSE(rv, "Nv3DVStreaming Nv3DVMetaData failed!"); | |
| 145 } | |
| 146 | |
| 147 } /* namespace layers */ | |
| 148 } /* namespace mozilla */ |
