Add VDA supported profile to GPUInfo.

content/common/gpu/client/gpu_video_decode_accelerator_host.cc

Index: content/common/gpu/client/gpu_video_decode_accelerator_host.cc
diff --git a/content/common/gpu/client/gpu_video_decode_accelerator_host.cc b/content/common/gpu/client/gpu_video_decode_accelerator_host.cc
index a7844678001fe513535d9ac6d3266bdafe0c2bab..9ebc2242da85f4df370b1de98c218331cfbb7c0b 100644
--- a/content/common/gpu/client/gpu_video_decode_accelerator_host.cc
+++ b/content/common/gpu/client/gpu_video_decode_accelerator_host.cc
@@ -79,6 +79,55 @@ void GpuVideoDecodeAcceleratorHost::OnChannelError() {
   PostNotifyError(PLATFORM_FAILURE);
 }
 
+std::vector<media::VideoDecodeAccelerator::SupportedProfile>
+GpuVideoDecodeAcceleratorHost::GetSupportedProfiles() {
+  DCHECK(CalledOnValidThread());
+  if (!channel_)
+    return std::vector<media::VideoDecodeAccelerator::SupportedProfile>();
+  return ConvertGpuToMediaProfiles(
+      channel_->gpu_info().video_decode_accelerator_supported_profiles);
+}
+
+// Make sure the enum values of media::VideoCodecProfile and
+// gpu::VideoCodecProfile match.
+#define STATIC_ASSERT_ENUM_MATCH(name)                                 \
+  static_assert(                                                       \
+      media::name == static_cast<media::VideoCodecProfile>(gpu::name), \
+      #name " value must match in media and gpu.")
+
+STATIC_ASSERT_ENUM_MATCH(VIDEO_CODEC_PROFILE_UNKNOWN);

[wuchengli, 2014/12/19 03:35:17]

Duplicating all these is bad. How about adding a
content/common/gpu/client/gpu_video_accelerator_util.h/cc?

STATIC_ASSERT_ENUM_MATCH...

VideoCodecProfile
GpuVideoAcceleratorUtil::ConvertGpuToMediaProfile(gpu::VideoCodecProfile) {
  return static_cast<media::VideoCodecProfile>(gpu_profiles[i].profile);
}

+STATIC_ASSERT_ENUM_MATCH(VIDEO_CODEC_PROFILE_MIN);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_BASELINE);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_MAIN);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_EXTENDED);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_HIGH);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_HIGH10PROFILE);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_HIGH422PROFILE);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_HIGH444PREDICTIVEPROFILE);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_SCALABLEBASELINE);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_SCALABLEHIGH);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_STEREOHIGH);
+STATIC_ASSERT_ENUM_MATCH(H264PROFILE_MULTIVIEWHIGH);
+STATIC_ASSERT_ENUM_MATCH(VP8PROFILE_ANY);
+STATIC_ASSERT_ENUM_MATCH(VP9PROFILE_ANY);
+STATIC_ASSERT_ENUM_MATCH(VIDEO_CODEC_PROFILE_MAX);
+
+// static
+std::vector<media::VideoDecodeAccelerator::SupportedProfile>
+GpuVideoDecodeAcceleratorHost::ConvertGpuToMediaProfiles(const std::vector<
+    gpu::VideoDecodeAcceleratorSupportedProfile>& gpu_profiles) {
+  std::vector<media::VideoDecodeAccelerator::SupportedProfile> profiles;
+  for (size_t i = 0; i < gpu_profiles.size(); i++) {
+    media::VideoDecodeAccelerator::SupportedProfile profile;
+    profile.profile =
+        static_cast<media::VideoCodecProfile>(gpu_profiles[i].profile);
+    profile.max_resolution = gpu_profiles[i].max_resolution;
+    profile.min_resolution = gpu_profiles[i].min_resolution;
+    profiles.push_back(profile);
+  }
+  return profiles;
+}
+
 bool GpuVideoDecodeAcceleratorHost::Initialize(media::VideoCodecProfile profile,
                                                Client* client) {
   DCHECK(CalledOnValidThread());