VaapiVEA: Get maximum resolution from libva

content/common/gpu/media/vaapi_wrapper.cc

Index: content/common/gpu/media/vaapi_wrapper.cc
diff --git a/content/common/gpu/media/vaapi_wrapper.cc b/content/common/gpu/media/vaapi_wrapper.cc
index 63450b4a58001dba70505640f3b9197e7f75c896..8ef2f315b9774724dd8982715802e6713eb8761f 100644
--- a/content/common/gpu/media/vaapi_wrapper.cc
+++ b/content/common/gpu/media/vaapi_wrapper.cc
@@ -162,6 +162,7 @@ VaapiWrapper::~VaapiWrapper() {
   Deinitialize();
 }
 
+// static
 scoped_ptr<VaapiWrapper> VaapiWrapper::Create(
     CodecMode mode,
     media::VideoCodecProfile profile,
@@ -174,6 +175,7 @@ scoped_ptr<VaapiWrapper> VaapiWrapper::Create(
   return vaapi_wrapper.Pass();
 }
 
+// static
 std::vector<media::VideoCodecProfile> VaapiWrapper::GetSupportedEncodeProfiles(
     const base::Closure& report_error_to_uma_cb) {
   std::vector<media::VideoCodecProfile> supported_profiles;
@@ -338,6 +340,15 @@ bool VaapiWrapper::AreAttribsSupported(
   return true;
 }
 
+bool VaapiWrapper::GetVaCodecMaxResolution(gfx::Size* resolution) {
+  base::AutoLock auto_lock(va_lock_);
+  unsigned int width = 0, height = 0;
+  VAStatus va_res = vaGetCodecResolution(va_display_, &width, &height);
+  VA_SUCCESS_OR_RETURN(va_res, "vaGetCodecResolution failed", false);
+  resolution->SetSize(width, height);
+  return true;
+}
+
 bool VaapiWrapper::Initialize(CodecMode mode,
                               media::VideoCodecProfile profile,
                               const base::Closure& report_error_to_uma_cb) {