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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_BASE_DECODER_VERBATIM_H_
#define REMOTING_BASE_DECODER_VERBATIM_H_
#include "remoting/base/decoder.h"
namespace remoting {
class DecoderVerbatim : public Decoder {
public:
DecoderVerbatim();
virtual ~DecoderVerbatim();
// Decoder implementations.
virtual bool BeginDecode(scoped_refptr<media::VideoFrame> frame,
UpdatedRects* update_rects,
Task* partial_decode_done,
Task* decode_done);
virtual bool PartialDecode(ChromotingHostMessage* message);
virtual void EndDecode();
void set_reverse_rows(bool reverse) { reverse_rows_ = reverse; }
private:
bool HandleBeginRect(ChromotingHostMessage* message);
bool HandleRectData(ChromotingHostMessage* message);
bool HandleEndRect(ChromotingHostMessage* message);
// The internal state of the decoder.
State state_;
// Keeps track of the updating rect.
int rect_x_;
int rect_y_;
int rect_width_;
int rect_height_;
int bytes_per_pixel_;
// Tasks to call when decode is done.
scoped_ptr<Task> partial_decode_done_;
scoped_ptr<Task> decode_done_;
// The video frame to write to.
scoped_refptr<media::VideoFrame> frame_;
UpdatedRects* updated_rects_;
// True if we should reverse the rows when copying data into the target
// frame buffer.
bool reverse_rows_;
DISALLOW_COPY_AND_ASSIGN(DecoderVerbatim);
};
} // namespace remoting
#endif // REMOTING_BASE_DECODER_VERBATIM_H_
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