Add new video codec factories

webrtc/media/engine/webrtcvideoencoderfactory.h

 /*
  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #ifndef WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOENCODERFACTORY_H_
 #define WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOENCODERFACTORY_H_
 
 #include <vector>
 
 #include "webrtc/common_types.h"
 #include "webrtc/media/base/codec.h"
 
 namespace webrtc {
 class VideoEncoder;
 }
 
 namespace cricket {
 
+// Deprecated. Use webrtc::VideoEncoderFactory instead.
+// https://bugs.chromium.org/p/webrtc/issues/detail?id=7925
 class WebRtcVideoEncoderFactory {
  public:
   virtual ~WebRtcVideoEncoderFactory() {}
 
   // Caller takes the ownership of the returned object and it should be released
   // by calling DestroyVideoEncoder().
   virtual webrtc::VideoEncoder* CreateVideoEncoder(
       const cricket::VideoCodec& codec) = 0;
 
   // Returns a list of supported codecs in order of preference.
   virtual const std::vector<cricket::VideoCodec>& supported_codecs() const = 0;
 
   // Returns true if encoders created by this factory of the given codec type
   // will use internal camera sources, meaning that they don't require/expect
-  // frames to be delivered via webrtc::VideoEncoder::Encode. This flag is used
-  // as the internal_source parameter to
-  // webrtc::ViEExternalCodec::RegisterExternalSendCodec.
+  // frames to be delivered via webrtc::VideoEncoder::Encode.
   virtual bool EncoderTypeHasInternalSource(webrtc::VideoCodecType type) const {
     return false;
   }
 
   virtual void DestroyVideoEncoder(webrtc::VideoEncoder* encoder) = 0;
 };
 
 }  // namespace cricket
 
 #endif  // WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOENCODERFACTORY_H_