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
  18 // This class is not thread safe; it's only called from the cast video decoder
  19 // thread.
  20 class VideoDecoder : public base::NonThreadSafe {
  21  public:
  22   explicit VideoDecoder(const VideoReceiverConfig& video_config);
  23   virtual ~VideoDecoder();
  24
  25   // Decode a video frame. Decoded (raw) frame will be returned in the
  26   // provided video_frame.
  27   bool DecodeVideoFrame(const EncodedVideoFrame* encoded_frame,
  28                         const base::TimeTicks render_time,
  29                         I420VideoFrame* video_frame);
  30
  31  private:
  32   VideoCodec codec_;
  33   scoped_ptr<Vp8Decoder> vp8_decoder_;
  34
  35   DISALLOW_COPY_AND_ASSIGN(VideoDecoder);
  36 };
  37
  38 }  // namespace cast
  39 }  // namespace media
  40
  41 #endif  // MEDIA_CAST_VIDEO_RECEIVER_VIDEO_DECODER_H_