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content / public / browser / desktop_media_id.cc [blame]
// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/public/browser/desktop_media_id.h"
#include <stdint.h>
#include <vector>
#include "base/containers/id_map.h"
#include "base/memory/singleton.h"
#include "base/notreached.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "build/build_config.h"
#include "content/browser/media/desktop_media_window_registry.h"
namespace content {
const char kScreenPrefix[] = "screen";
const char kWindowPrefix[] = "window";
#if defined(USE_AURA) || BUILDFLAG(IS_MAC)
// static
DesktopMediaID DesktopMediaID::RegisterNativeWindow(DesktopMediaID::Type type,
gfx::NativeWindow window) {
DCHECK(type == TYPE_SCREEN || type == TYPE_WINDOW);
DCHECK(window);
DesktopMediaID media_id(type, kNullId);
media_id.window_id =
DesktopMediaWindowRegistry::GetInstance()->RegisterWindow(window);
return media_id;
}
// static
gfx::NativeWindow DesktopMediaID::GetNativeWindowById(
const DesktopMediaID& id) {
return DesktopMediaWindowRegistry::GetInstance()->GetWindowById(id.window_id);
}
#endif
bool DesktopMediaID::operator<(const DesktopMediaID& other) const {
return std::tie(type, id, window_id, web_contents_id, audio_share) <
std::tie(other.type, other.id, other.window_id, other.web_contents_id,
other.audio_share);
}
bool DesktopMediaID::operator==(const DesktopMediaID& other) const {
return type == other.type && id == other.id && window_id == other.window_id &&
web_contents_id == other.web_contents_id &&
audio_share == other.audio_share;
}
bool DesktopMediaID::operator!=(const DesktopMediaID& other) const {
return !(*this == other);
}
// static
// Input string should in format:
// - For WebContents:
// web-contents-media-stream://"render_process_id":"main_render_frame_id",
// with optional local_echo=false specified as a "query string".
// - For screen: screen:window_id:native_window_id
// - For window: window:window_id:native_window_id
DesktopMediaID DesktopMediaID::Parse(const std::string& str) {
// For WebContents type.
WebContentsMediaCaptureId web_id;
if (WebContentsMediaCaptureId::Parse(str, &web_id))
return DesktopMediaID(TYPE_WEB_CONTENTS, 0, web_id);
// For screen and window types.
std::vector<std::string> parts = base::SplitString(
str, ":", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
if (parts.size() != 3)
return DesktopMediaID();
Type type = TYPE_NONE;
if (parts[0] == kScreenPrefix) {
type = TYPE_SCREEN;
} else if (parts[0] == kWindowPrefix) {
type = TYPE_WINDOW;
} else {
return DesktopMediaID();
}
int64_t id;
if (!base::StringToInt64(parts[1], &id))
return DesktopMediaID();
DesktopMediaID media_id(type, id);
int64_t window_id;
if (!base::StringToInt64(parts[2], &window_id))
return DesktopMediaID();
media_id.window_id = window_id;
return media_id;
}
std::string DesktopMediaID::ToString() const {
std::string prefix;
switch (type) {
case TYPE_NONE:
NOTREACHED_IN_MIGRATION();
return std::string();
case TYPE_SCREEN:
prefix = kScreenPrefix;
break;
case TYPE_WINDOW:
prefix = kWindowPrefix;
break;
case TYPE_WEB_CONTENTS:
return web_contents_id.ToString();
}
DCHECK(!prefix.empty());
// Screen and Window types.
prefix.append(":");
prefix.append(base::NumberToString(id));
prefix.append(":");
prefix.append(base::NumberToString(window_id));
return prefix;
}
} // namespace content