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/*
* Copyright (C) 2011 Ericsson AB. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Ericsson nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIASTREAM_USER_MEDIA_REQUEST_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIASTREAM_USER_MEDIA_REQUEST_H_
#include "third_party/blink/public/common/privacy_budget/identifiable_surface.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_navigator_user_media_error_callback.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_navigator_user_media_success_callback.h"
#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_observer.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/platform/mediastream/media_constraints.h"
#include "third_party/blink/renderer/platform/mediastream/media_stream_source.h"
#include "third_party/blink/renderer/platform/wtf/forward.h"
namespace blink {
class LocalDOMWindow;
class MediaErrorState;
class MediaStreamConstraints;
class MediaStreamDescriptor;
class UserMediaController;
class MODULES_EXPORT UserMediaRequest final
: public GarbageCollected<UserMediaRequest>,
public ExecutionContextLifecycleObserver {
public:
enum class Error {
kNotSupported,
kSecurityError,
kPermissionDenied,
kPermissionDismissed,
kInvalidState,
kDevicesNotFound,
kTabCapture,
kScreenCapture,
kCapture,
kTrackStart,
kFailedDueToShutdown,
kKillSwitchOn,
kSystemPermissionDenied
};
enum class MediaType {
kUserMedia,
kDisplayMedia,
kGetCurrentBrowsingContextMedia,
};
class Callbacks : public GarbageCollected<Callbacks> {
public:
virtual ~Callbacks() = default;
virtual void OnSuccess(ScriptWrappable* callback_this_value,
MediaStream*) = 0;
virtual void OnError(ScriptWrappable* callback_this_value,
DOMExceptionOrOverconstrainedError) = 0;
virtual void Trace(Visitor*) const {}
protected:
Callbacks() = default;
};
class V8Callbacks;
static UserMediaRequest* Create(ExecutionContext*,
UserMediaController*,
MediaType media_type,
const MediaStreamConstraints* options,
Callbacks*,
MediaErrorState&,
IdentifiableSurface surface);
static UserMediaRequest* Create(ExecutionContext*,
UserMediaController*,
const MediaStreamConstraints* options,
V8NavigatorUserMediaSuccessCallback*,
V8NavigatorUserMediaErrorCallback*,
MediaErrorState&,
IdentifiableSurface surface);
static UserMediaRequest* CreateForTesting(const MediaConstraints& audio,
const MediaConstraints& video);
UserMediaRequest(ExecutionContext*,
UserMediaController*,
MediaType media_type,
MediaConstraints audio,
MediaConstraints video,
Callbacks*,
IdentifiableSurface surface);
~UserMediaRequest() override;
LocalDOMWindow* GetWindow();
void Start();
void Succeed(MediaStreamDescriptor*);
void OnMediaStreamInitialized(MediaStream* stream);
void FailConstraint(const String& constraint_name, const String& message);
void Fail(Error name, const String& message);
MediaType MediaRequestType() const;
bool Audio() const;
bool Video() const;
MediaConstraints AudioConstraints() const;
MediaConstraints VideoConstraints() const;
// Flag tied to whether or not the similarly named Origin Trial is
// enabled. Will be removed at end of trial. See: http://crbug.com/789152.
bool ShouldDisableHardwareNoiseSuppression() const;
// errorMessage is only set if requestIsPrivilegedContext() returns |false|.
// Caller is responsible for properly setting errors and canceling request.
bool IsSecureContextUse(String& error_message);
// ExecutionContextLifecycleObserver
void ContextDestroyed() override;
void set_request_id(int id) { request_id_ = id; }
int request_id() { return request_id_; }
void set_has_transient_user_activation(bool value) {
has_transient_user_activation_ = value;
}
bool has_transient_user_activation() const {
return has_transient_user_activation_;
}
void Trace(Visitor*) const override;
private:
MediaType media_type_;
MediaConstraints audio_;
MediaConstraints video_;
bool should_disable_hardware_noise_suppression_;
bool has_transient_user_activation_ = false;
int request_id_ = -1;
Member<UserMediaController> controller_;
Member<Callbacks> callbacks_;
IdentifiableSurface surface_;
bool is_resolved_ = false;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIASTREAM_USER_MEDIA_REQUEST_H_
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