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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.

#include "remoting/host/capturer.h"

namespace remoting {

Capturer::Capturer()
    : width_(0),
      height_(0),
      pixel_format_(PixelFormatInvalid),
      bytes_per_row_(0),
      current_buffer_(0) {
}

Capturer::~Capturer() {
}

void Capturer::CaptureInvalidRects(CaptureCompletedCallback* callback) {
  // Braced to scope the lock.
  RectVector local_rects;
  {
    AutoLock auto_inval_rects_lock(inval_rects_lock_);
    local_rects = inval_rects_;
    inval_rects_.clear();
  }

  CaptureRects(local_rects, callback);
}

void Capturer::InvalidateRects(const RectVector& inval_rects) {
  AutoLock auto_inval_rects_lock(inval_rects_lock_);
  inval_rects_.insert(inval_rects_.end(),
                      inval_rects.begin(),
                      inval_rects.end());
}

void Capturer::InvalidateFullScreen() {
  RectVector rects;
  rects.push_back(gfx::Rect(0, 0, width_, height_));

  InvalidateRects(rects);
}

void Capturer::FinishCapture(scoped_refptr<CaptureData> data,
                             CaptureCompletedCallback* callback) {
  // Select the next buffer to be the current buffer.
  current_buffer_ = (current_buffer_ + 1) % kNumBuffers;

  callback->Run(data);
  delete callback;
}

}  // namespace remoting