content/renderer/media/rtc_video_encoder_factory.h

   1 // Copyright 2013 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 CONTENT_RENDERER_MEDIA_RTC_VIDEO_ENCODER_FACTORY_H_
   6 #define CONTENT_RENDERER_MEDIA_RTC_VIDEO_ENCODER_FACTORY_H_
   7
   8 #include <vector>
   9
  10 #include "base/compiler_specific.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "content/common/content_export.h"
  13 #include "third_party/libjingle/source/talk/media/webrtc/webrtcvideoencoderfactory.h"
  14
  15 namespace media {
  16 class GpuVideoAcceleratorFactories;
  17 }  // namespace media
  18
  19 namespace content {
  20
  21 // This class creates RTCVideoEncoder instances (each wrapping a
  22 // media::VideoEncodeAccelerator) on behalf of the WebRTC stack.
  23 class CONTENT_EXPORT RTCVideoEncoderFactory
  24     : NON_EXPORTED_BASE(public cricket::WebRtcVideoEncoderFactory) {
  25  public:
  26   explicit RTCVideoEncoderFactory(
  27       const scoped_refptr<media::GpuVideoAcceleratorFactories>& gpu_factories);
  28   ~RTCVideoEncoderFactory() override;
  29
  30   // cricket::WebRtcVideoEncoderFactory implementation.
  31   webrtc::VideoEncoder* CreateVideoEncoder(
  32       webrtc::VideoCodecType type) override;
  33   const std::vector<VideoCodec>& codecs() const override;
  34   void DestroyVideoEncoder(webrtc::VideoEncoder* encoder) override;
  35
  36  private:
  37   const scoped_refptr<media::GpuVideoAcceleratorFactories> gpu_factories_;
  38
  39   // List of supported cricket::WebRtcVideoEncoderFactory::VideoCodec.
  40   std::vector<VideoCodec> codecs_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(RTCVideoEncoderFactory);
  43 };
  44
  45 }  // namespace content
  46
  47 #endif  // CONTENT_RENDERER_MEDIA_RTC_VIDEO_ENCODER_FACTORY_H_