Disable MediaFoundation HW encoder on Windows

chrome/renderer/media/cast_rtp_stream.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/media/cast_rtp_stream.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 414 matching lines @@
   const base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
   if (cmd_line->HasSwitch(switches::kDisableCastStreamingHWEncoding)) {
     DVLOG(1) << "Disabled hardware h264 support for Cast Streaming.";
     return false;
   }
 
 // Query for hardware H.264 encoder support.
 //
 // TODO(miu): Look into why H.264 hardware encoder on MacOS is broken.
 // http://crbug.com/596674
-#if !defined(OS_MACOSX)
+// TODO(emircan): Look into HW encoder initialization issues on Win.
+// https://crbug.com/636064
+#if !defined(OS_MACOSX) && !defined(OS_WIN)
   const std::vector<media::VideoEncodeAccelerator::SupportedProfile>
       vea_profiles = content::GetSupportedVideoEncodeAcceleratorProfiles();
   for (const auto& vea_profile : vea_profiles) {
     if (vea_profile.profile >= media::H264PROFILE_MIN &&
         vea_profile.profile <= media::H264PROFILE_MAX) {
       return true;
     }
   }
-#endif  // !defined(OS_MACOSX)
+#endif  // !defined(OS_MACOSX) && !defined(OS_WIN)
   return false;
 }
 
 CastRtpStream::CastRtpStream(const blink::WebMediaStreamTrack& track,
                              const scoped_refptr<CastSession>& session)
     : track_(track), cast_session_(session), weak_factory_(this) {}
 
 CastRtpStream::~CastRtpStream() {
   Stop();
 }
@@ skipping 84 matching lines @@
   DCHECK(content::RenderThread::Get());
   DVLOG(1) << "CastRtpStream::DidEncounterError(" << message << ") = "
            << (IsAudio() ? "audio" : "video");
   // Save the WeakPtr first because the error callback might delete this object.
   base::WeakPtr<CastRtpStream> ptr = weak_factory_.GetWeakPtr();
   error_callback_.Run(message);
   base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE,
       base::Bind(&CastRtpStream::Stop, ptr));
 }