webrtc_m130/modules/desktop_capture/cropped_desktop_frame.cc
Yves Gerey 3e70781361 [Cleanup] Add missing #include. Remove useless ones. IWYU part 2.
This is a follow-up to
https://webrtc-review.googlesource.com/c/src/+/106280.
This time the whole code base is covered.
Some files may have not been fixed though, whenever the IWYU tool
was breaking the build.

Bug: webrtc:8311
Change-Id: I2c31f552a87e887d33931d46e87b6208b1e483ef
Reviewed-on: https://webrtc-review.googlesource.com/c/111965
Commit-Queue: Yves Gerey <yvesg@google.com>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25830}
2018-11-28 18:25:07 +00:00

64 lines
1.9 KiB
C++

/*
* 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 <utility>
#include "modules/desktop_capture/cropped_desktop_frame.h"
#include "modules/desktop_capture/desktop_region.h"
#include "rtc_base/checks.h"
#include "rtc_base/constructormagic.h"
namespace webrtc {
// A DesktopFrame that is a sub-rect of another DesktopFrame.
class CroppedDesktopFrame : public DesktopFrame {
public:
CroppedDesktopFrame(std::unique_ptr<DesktopFrame> frame,
const DesktopRect& rect);
private:
const std::unique_ptr<DesktopFrame> frame_;
RTC_DISALLOW_COPY_AND_ASSIGN(CroppedDesktopFrame);
};
std::unique_ptr<DesktopFrame> CreateCroppedDesktopFrame(
std::unique_ptr<DesktopFrame> frame,
const DesktopRect& rect) {
RTC_DCHECK(frame);
if (!DesktopRect::MakeSize(frame->size()).ContainsRect(rect)) {
return nullptr;
}
if (frame->size().equals(rect.size())) {
return frame;
}
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->stride(),
frame->GetFrameDataAtPos(rect.top_left()),
frame->shared_memory()),
frame_(std::move(frame)) {
MoveFrameInfoFrom(frame_.get());
set_top_left(frame_->top_left().add(rect.top_left()));
mutable_updated_region()->IntersectWith(rect);
mutable_updated_region()->Translate(-rect.left(), -rect.top());
}
} // namespace webrtc