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content / browser / media / capture / desktop_streams_registry_impl.h [blame]
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_MEDIA_CAPTURE_DESKTOP_STREAMS_REGISTRY_IMPL_H_
#define CONTENT_BROWSER_MEDIA_CAPTURE_DESKTOP_STREAMS_REGISTRY_IMPL_H_
#include <map>
#include <string>
#include "content/public/browser/child_process_host.h"
#include "content/public/browser/desktop_media_id.h"
#include "content/public/browser/desktop_streams_registry.h"
#include "url/origin.h"
namespace content {
class DesktopStreamsRegistryImpl : public DesktopStreamsRegistry {
public:
DesktopStreamsRegistryImpl();
DesktopStreamsRegistryImpl(const DesktopStreamsRegistryImpl&) = delete;
DesktopStreamsRegistryImpl& operator=(const DesktopStreamsRegistryImpl&) =
delete;
~DesktopStreamsRegistryImpl() override;
// Returns the DesktopStreamRegistryImpl singleton.
static DesktopStreamsRegistryImpl* GetInstance();
// DesktopStreamsRegistry:
std::string RegisterStream(int render_process_id,
std::optional<int> restrict_to_render_frame_id,
const url::Origin& origin,
const DesktopMediaID& source,
const DesktopStreamRegistryType type) override;
DesktopMediaID RequestMediaForStreamId(
const std::string& id,
int render_process_id,
int render_frame_id,
const url::Origin& origin,
const DesktopStreamRegistryType type) override;
private:
// Type used to store list of accepted desktop media streams.
struct ApprovedDesktopMediaStream {
int render_process_id = content::ChildProcessHost::kInvalidUniqueID;
std::optional<int> restrict_to_render_frame_id;
url::Origin origin;
DesktopMediaID source;
DesktopStreamRegistryType type;
};
typedef std::map<std::string, ApprovedDesktopMediaStream> StreamsMap;
// Helper function that removes an expired stream from the registry.
void CleanupStream(const std::string& id);
StreamsMap approved_streams_;
};
} // namespace content
#endif // CONTENT_BROWSER_MEDIA_CAPTURE_DESKTOP_STREAMS_REGISTRY_IMPL_H_