blob: b26d5b0600acf27da8d7cdf4044e93605e66c589 [file] [log] [blame]
* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include <memory>
#include "webrtc/modules/desktop_capture/cropped_desktop_frame.h"
#include "webrtc/base/constructormagic.h"
namespace webrtc {
// A DesktopFrame that is a sub-rect of another DesktopFrame.
class CroppedDesktopFrame : public DesktopFrame {
CroppedDesktopFrame(std::unique_ptr<DesktopFrame> frame,
const DesktopRect& rect);
std::unique_ptr<DesktopFrame> frame_;
std::unique_ptr<DesktopFrame> CreateCroppedDesktopFrame(
std::unique_ptr<DesktopFrame> frame,
const DesktopRect& rect) {
if (!DesktopRect::MakeSize(frame->size()).ContainsRect(rect))
return nullptr;
return std::unique_ptr<DesktopFrame>(
new CroppedDesktopFrame(std::move(frame), rect));
CroppedDesktopFrame::CroppedDesktopFrame(std::unique_ptr<DesktopFrame> frame,
const DesktopRect& rect)
: DesktopFrame(rect.size(),
frame->shared_memory()) {
frame_ = std::move(frame);
} // namespace webrtc