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      1 // Copyright (c) 2011 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 REMOTING_CODEC_VIDEO_ENCODER_VERBATIM_H_
      6 #define REMOTING_CODEC_VIDEO_ENCODER_VERBATIM_H_
      7 
      8 #include "remoting/codec/video_encoder.h"
      9 #include "remoting/proto/video.pb.h"
     10 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
     11 
     12 namespace remoting {
     13 
     14 // VideoEncoderVerbatim implements a VideoEncoder that sends image data as a
     15 // sequence of RGB values, without compression.
     16 class VideoEncoderVerbatim : public VideoEncoder {
     17  public:
     18   VideoEncoderVerbatim();
     19   virtual ~VideoEncoderVerbatim();
     20 
     21   // VideoEncoder interface.
     22   virtual scoped_ptr<VideoPacket> Encode(
     23       const webrtc::DesktopFrame& frame) OVERRIDE;
     24 
     25  private:
     26   // Allocates a buffer of the specified |size| inside |packet| and returns the
     27   // pointer to it.
     28   uint8* GetOutputBuffer(VideoPacket* packet, size_t size);
     29 
     30   // The most recent screen size. Used to detect screen size changes.
     31   webrtc::DesktopSize screen_size_;
     32 };
     33 
     34 }  // namespace remoting
     35 
     36 #endif  // REMOTING_CODEC_VIDEO_ENCODER_VERBATIM_H_
     37