content/renderer/media/rtc_video_decoder_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_DECODER_FACTORY_H_
   6 #define CONTENT_RENDERER_MEDIA_RTC_VIDEO_DECODER_FACTORY_H_
   7
   8 #include "base/message_loop/message_loop_proxy.h"
   9 #include "base/threading/thread.h"
  10 #include "content/common/content_export.h"
  11 #include "third_party/libjingle/source/talk/media/webrtc/webrtcvideodecoderfactory.h"
  12 #include "third_party/webrtc/modules/video_coding/codecs/interface/video_codec_interface.h"
  13
  14 namespace webrtc {
  15 class VideoDecoder;
  16 }  // namespace webrtc
  17
  18 namespace media {
  19 class GpuVideoAcceleratorFactories;
  20 }  // namespace media
  21
  22 namespace content {
  23
  24 // TODO(wuchengli): add unittest.
  25 class CONTENT_EXPORT RTCVideoDecoderFactory
  26     : NON_EXPORTED_BASE(public cricket::WebRtcVideoDecoderFactory) {
  27  public:
  28   explicit RTCVideoDecoderFactory(
  29       const scoped_refptr<media::GpuVideoAcceleratorFactories>& gpu_factories);
  30   ~RTCVideoDecoderFactory() override;
  31
  32   // Runs on Chrome_libJingle_WorkerThread. The child thread is blocked while
  33   // this runs.
  34   webrtc::VideoDecoder* CreateVideoDecoder(
  35       webrtc::VideoCodecType type) override;
  36
  37   // Runs on Chrome_libJingle_WorkerThread. The child thread is blocked while
  38   // this runs.
  39   void DestroyVideoDecoder(webrtc::VideoDecoder* decoder) override;
  40
  41  private:
  42   const scoped_refptr<media::GpuVideoAcceleratorFactories> gpu_factories_;
  43
  44   DISALLOW_COPY_AND_ASSIGN(RTCVideoDecoderFactory);
  45 };
  46
  47 }  // namespace content
  48
  49 #endif  // CONTENT_RENDERER_MEDIA_RTC_VIDEO_DECODER_FACTORY_H_