media/cast/video_receiver/video_decoder.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 MEDIA_CAST_VIDEO_RECEIVER_VIDEO_DECODER_H_
   6 #define MEDIA_CAST_VIDEO_RECEIVER_VIDEO_DECODER_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/threading/non_thread_safe.h"
  10 #include "media/cast/cast_config.h"
  11 #include "media/cast/cast_receiver.h"
  12
  13 namespace media {
  14 namespace cast {
  15
  16 class Vp8Decoder;
  17 class VideoFrame;
  18
  19 // This class is not thread safe; it's only called from the cast video decoder
  20 // thread.
  21 class VideoDecoder : public base::NonThreadSafe {
  22  public:
  23   VideoDecoder(const VideoReceiverConfig& video_config,
  24                scoped_refptr<CastEnvironment> cast_environment);
  25   virtual ~VideoDecoder();
  26
  27   // Decode a video frame. Decoded (raw) frame will be returned via the
  28   // provided callback
  29   bool DecodeVideoFrame(const transport::EncodedVideoFrame* encoded_frame,
  30                         const base::TimeTicks render_time,
  31                         const VideoFrameDecodedCallback& frame_decoded_cb);
  32
  33  private:
  34   transport::VideoCodec codec_;
  35   scoped_ptr<Vp8Decoder> vp8_decoder_;
  36
  37   DISALLOW_COPY_AND_ASSIGN(VideoDecoder);
  38 };
  39
  40 }  // namespace cast
  41 }  // namespace media
  42
  43 #endif  // MEDIA_CAST_VIDEO_RECEIVER_VIDEO_DECODER_H_