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// Copyright (c) 2012 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/capturer/video_frame_queue.h"
#include <algorithm>
#include "base/basictypes.h"
#include "remoting/capturer/video_frame.h"
namespace remoting {
VideoFrameQueue::VideoFrameQueue()
: current_(0),
previous_(NULL) {
SetAllFramesNeedUpdate();
}
VideoFrameQueue::~VideoFrameQueue() {
}
void VideoFrameQueue::DoneWithCurrentFrame() {
previous_ = current_frame();
current_ = (current_ + 1) % kQueueLength;
}
void VideoFrameQueue::ReplaceCurrentFrame(scoped_ptr<VideoFrame> frame) {
frames_[current_] = frame.Pass();
needs_update_[current_] = false;
}
void VideoFrameQueue::SetAllFramesNeedUpdate() {
std::fill(needs_update_, needs_update_ + arraysize(needs_update_), true);
previous_ = NULL;
}
} // namespace remoting
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