chromium/remoting/codec/video_encoder_active_map.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "remoting/codec/video_encoder_active_map.h"

#include <algorithm>
#include <utility>

#include <string.h>

#include "base/check_op.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_region.h"

DesktopRegionIterator;

namespace {
// Defines the dimension of a macro block. This is used to compute the active
// map for an encoder. This size is the same for VP8, VP9, and AV1 encoders.
constexpr int kMacroBlockSize = …;
}  // namespace

namespace remoting {

VideoEncoderActiveMap::VideoEncoderActiveMap() = default;

VideoEncoderActiveMap::~VideoEncoderActiveMap() = default;

void VideoEncoderActiveMap::Initialize(const webrtc::DesktopSize& size) { … }

void VideoEncoderActiveMap::Clear() { … }

void VideoEncoderActiveMap::Update(
    const webrtc::DesktopRegion& updated_region) { … }

}  // namespace remoting