gpu/config/gpu_info.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef GPU_CONFIG_GPU_INFO_H_
   6 #define GPU_CONFIG_GPU_INFO_H_
   7
   8 // Provides access to the GPU information for the system
   9 // on which chrome is currently running.
  10
  11 #include <string>
  12 #include <vector>
  13
  14 #include "base/basictypes.h"
  15 #include "base/time/time.h"
  16 #include "base/version.h"
  17 #include "build/build_config.h"
  18 #include "gpu/config/dx_diag_node.h"
  19 #include "gpu/config/gpu_performance_stats.h"
  20 #include "gpu/gpu_export.h"
  21 #include "ui/gfx/geometry/size.h"
  22
  23 namespace gpu {
  24
  25 // Result for the various Collect*Info* functions below.
  26 // Fatal failures are for cases where we can't create a context at all or
  27 // something, making the use of the GPU impossible.
  28 // Non-fatal failures are for cases where we could gather most info, but maybe
  29 // some is missing (e.g. unable to parse a version string or to detect the exact
  30 // model).
  31 enum CollectInfoResult {
  32   kCollectInfoNone = 0,
  33   kCollectInfoSuccess = 1,
  34   kCollectInfoNonFatalFailure = 2,
  35   kCollectInfoFatalFailure = 3
  36 };
  37
  38 // Video profile.  This *must* match media::VideoCodecProfile.
  39 enum VideoCodecProfile {
  40   VIDEO_CODEC_PROFILE_UNKNOWN = -1,
  41   VIDEO_CODEC_PROFILE_MIN = VIDEO_CODEC_PROFILE_UNKNOWN,
  42   H264PROFILE_BASELINE = 0,
  43   H264PROFILE_MAIN = 1,
  44   H264PROFILE_EXTENDED = 2,
  45   H264PROFILE_HIGH = 3,
  46   H264PROFILE_HIGH10PROFILE = 4,
  47   H264PROFILE_HIGH422PROFILE = 5,
  48   H264PROFILE_HIGH444PREDICTIVEPROFILE = 6,
  49   H264PROFILE_SCALABLEBASELINE = 7,
  50   H264PROFILE_SCALABLEHIGH = 8,
  51   H264PROFILE_STEREOHIGH = 9,
  52   H264PROFILE_MULTIVIEWHIGH = 10,
  53   VP8PROFILE_ANY = 11,
  54   VP9PROFILE_ANY = 12,
  55   VIDEO_CODEC_PROFILE_MAX = VP9PROFILE_ANY,
  56 };
  57
  58 // Specification of an encoding profile supported by a hardware encoder.
  59 struct GPU_EXPORT VideoEncodeAcceleratorSupportedProfile {
  60   VideoCodecProfile profile;
  61   gfx::Size max_resolution;
  62   uint32 max_framerate_numerator;
  63   uint32 max_framerate_denominator;
  64 };
  65
  66 struct GPU_EXPORT GPUInfo {
  67   struct GPU_EXPORT GPUDevice {
  68     GPUDevice();
  69     ~GPUDevice();
  70
  71     // The DWORD (uint32) representing the graphics card vendor id.
  72     uint32 vendor_id;
  73
  74     // The DWORD (uint32) representing the graphics card device id.
  75     // Device ids are unique to vendor, not to one another.
  76     uint32 device_id;
  77
  78     // Whether this GPU is the currently used one.
  79     // Currently this field is only supported and meaningful on OS X.
  80     bool active;
  81
  82     // The strings that describe the GPU.
  83     // In Linux these strings are obtained through libpci.
  84     // In Win/MacOSX, these two strings are not filled at the moment.
  85     // In Android, these are respectively GL_VENDOR and GL_RENDERER.
  86     std::string vendor_string;
  87     std::string device_string;
  88   };
  89
  90   GPUInfo();
  91   ~GPUInfo();
  92
  93   bool SupportsAccelerated2dCanvas() const {
  94     return !can_lose_context && !software_rendering;
  95   }
  96
  97   // The amount of time taken to get from the process starting to the message
  98   // loop being pumped.
  99   base::TimeDelta initialization_time;
 100
 101   // Computer has NVIDIA Optimus
 102   bool optimus;
 103
 104   // Computer has AMD Dynamic Switchable Graphics
 105   bool amd_switchable;
 106
 107   // Lenovo dCute is installed. http://crbug.com/181665.
 108   bool lenovo_dcute;
 109
 110   // Version of DisplayLink driver installed. Zero if not installed.
 111   // http://crbug.com/177611.
 112   Version display_link_version;
 113
 114   // Primary GPU, for exmaple, the discrete GPU in a dual GPU machine.
 115   GPUDevice gpu;
 116
 117   // Secondary GPUs, for example, the integrated GPU in a dual GPU machine.
 118   std::vector<GPUDevice> secondary_gpus;
 119
 120   // On Windows, the unique identifier of the adapter the GPU process uses.
 121   // The default is zero, which makes the browser process create its D3D device
 122   // on the primary adapter. Note that the primary adapter can change at any
 123   // time so it is better to specify a particular LUID. Note that valid LUIDs
 124   // are always non-zero.
 125   uint64 adapter_luid;
 126
 127   // The vendor of the graphics driver currently installed.
 128   std::string driver_vendor;
 129
 130   // The version of the graphics driver currently installed.
 131   std::string driver_version;
 132
 133   // The date of the graphics driver currently installed.
 134   std::string driver_date;
 135
 136   // The version of the pixel/fragment shader used by the gpu.
 137   std::string pixel_shader_version;
 138
 139   // The version of the vertex shader used by the gpu.
 140   std::string vertex_shader_version;
 141
 142   // The machine model identifier. They can contain any character, including
 143   // whitespaces.  Currently it is supported on MacOSX and Android.
 144   // Android examples: "Naxus 5", "XT1032".
 145   // On MacOSX, the version is stripped out of the model identifier, for
 146   // example, the original identifier is "MacBookPro7,2", and we put
 147   // "MacBookPro" as machine_model_name, and "7.2" as machine_model_version.
 148   std::string machine_model_name;
 149
 150   // The version of the machine model. Currently it is supported on MacOSX.
 151   // See machine_model_name's comment.
 152   std::string machine_model_version;
 153
 154   // The GL_VERSION string.
 155   std::string gl_version;
 156
 157   // The GL_VENDOR string.
 158   std::string gl_vendor;
 159
 160   // The GL_RENDERER string.
 161   std::string gl_renderer;
 162
 163   // The GL_EXTENSIONS string.
 164   std::string gl_extensions;
 165
 166   // GL window system binding vendor.  "" if not available.
 167   std::string gl_ws_vendor;
 168
 169   // GL window system binding version.  "" if not available.
 170   std::string gl_ws_version;
 171
 172   // GL window system binding extensions.  "" if not available.
 173   std::string gl_ws_extensions;
 174
 175   // GL reset notification strategy as defined by GL_ARB_robustness. 0 if GPU
 176   // reset detection or notification not available.
 177   uint32 gl_reset_notification_strategy;
 178
 179   // The device semantics, i.e. whether the Vista and Windows 7 specific
 180   // semantics are available.
 181   bool can_lose_context;
 182
 183   // By default all values are 0.
 184   GpuPerformanceStats performance_stats;
 185
 186   bool software_rendering;
 187
 188   // Whether the driver uses direct rendering. True on most platforms, false on
 189   // X11 when using remote X.
 190   bool direct_rendering;
 191
 192   // Whether the gpu process is running in a sandbox.
 193   bool sandboxed;
 194
 195   // Number of GPU process crashes recorded.
 196   int process_crash_count;
 197
 198   // The state of whether the basic/context/DxDiagnostics info is collected and
 199   // if the collection fails or not.
 200   CollectInfoResult basic_info_state;
 201   CollectInfoResult context_info_state;
 202 #if defined(OS_WIN)
 203   CollectInfoResult dx_diagnostics_info_state;
 204
 205   // The information returned by the DirectX Diagnostics Tool.
 206   DxDiagNode dx_diagnostics;
 207 #endif
 208
 209   std::vector<VideoEncodeAcceleratorSupportedProfile>
 210       video_encode_accelerator_supported_profiles;
 211   // Note: when adding new members, please remember to update EnumerateFields
 212   // in gpu_info.cc.
 213
 214   // In conjunction with EnumerateFields, this allows the embedder to
 215   // enumerate the values in this structure without having to embed
 216   // references to its specific member variables. This simplifies the
 217   // addition of new fields to this type.
 218   class Enumerator {
 219    public:
 220     // The following methods apply to the "current" object. Initially this
 221     // is the root object, but calls to BeginGPUDevice/EndGPUDevice and
 222     // BeginAuxAttributes/EndAuxAttributes change the object to which these
 223     // calls should apply.
 224     virtual void AddInt64(const char* name, int64 value) = 0;
 225     virtual void AddInt(const char* name, int value) = 0;
 226     virtual void AddString(const char* name, const std::string& value) = 0;
 227     virtual void AddBool(const char* name, bool value) = 0;
 228     virtual void AddTimeDeltaInSecondsF(const char* name,
 229                                         const base::TimeDelta& value) = 0;
 230
 231     // Markers indicating that a GPUDevice is being described.
 232     virtual void BeginGPUDevice() = 0;
 233     virtual void EndGPUDevice() = 0;
 234
 235     // Markers indicating that a VideoEncodeAcceleratorSupportedProfile is
 236     // being described.
 237     virtual void BeginVideoEncodeAcceleratorSupportedProfile() = 0;
 238     virtual void EndVideoEncodeAcceleratorSupportedProfile() = 0;
 239
 240     // Markers indicating that "auxiliary" attributes of the GPUInfo
 241     // (according to the DevTools protocol) are being described.
 242     virtual void BeginAuxAttributes() = 0;
 243     virtual void EndAuxAttributes() = 0;
 244
 245    protected:
 246     virtual ~Enumerator() {}
 247   };
 248
 249   // Outputs the fields in this structure to the provided enumerator.
 250   void EnumerateFields(Enumerator* enumerator) const;
 251 };
 252
 253 }  // namespace gpu
 254
 255 #endif  // GPU_CONFIG_GPU_INFO_H_