| /* |
| * Copyright (C) 2016 Apple Inc. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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. |
| */ |
| |
| #pragma once |
| |
| #include <wtf/text/WTFString.h> |
| |
| namespace WebCore { |
| |
| class CaptureDevice { |
| public: |
| enum class DeviceType { Unknown, Microphone, Camera, Screen, Window }; |
| |
| CaptureDevice(const String& persistentId, DeviceType type, const String& label, const String& groupId = emptyString()) |
| : m_persistentId(persistentId) |
| , m_type(type) |
| , m_label(label) |
| , m_groupId(groupId) |
| { |
| } |
| |
| CaptureDevice() = default; |
| |
| const String& persistentId() const { return m_persistentId; } |
| |
| const String& label() const { return m_label; } |
| |
| const String& groupId() const { return m_groupId; } |
| |
| DeviceType type() const { return m_type; } |
| |
| bool enabled() const { return m_enabled; } |
| void setEnabled(bool enabled) { m_enabled = enabled; } |
| |
| explicit operator bool() const { return m_type != DeviceType::Unknown; } |
| |
| #if ENABLE(MEDIA_STREAM) |
| template<class Encoder> |
| void encode(Encoder& encoder) const |
| { |
| encoder << m_persistentId; |
| encoder << m_label; |
| encoder << m_groupId; |
| encoder << m_enabled; |
| encoder.encodeEnum(m_type); |
| } |
| |
| template <class Decoder> |
| static Optional<CaptureDevice> decode(Decoder& decoder) |
| { |
| Optional<String> persistentId; |
| decoder >> persistentId; |
| if (!persistentId) |
| return WTF::nullopt; |
| |
| Optional<String> label; |
| decoder >> label; |
| if (!label) |
| return WTF::nullopt; |
| |
| Optional<String> groupId; |
| decoder >> groupId; |
| if (!groupId) |
| return WTF::nullopt; |
| |
| Optional<bool> enabled; |
| decoder >> enabled; |
| if (!enabled) |
| return WTF::nullopt; |
| |
| Optional<CaptureDevice::DeviceType> type; |
| decoder >> type; |
| if (!type) |
| return WTF::nullopt; |
| |
| Optional<CaptureDevice> device = {{ WTFMove(*persistentId), WTFMove(*type), WTFMove(*label), WTFMove(*groupId) }}; |
| device->setEnabled(*enabled); |
| return device; |
| } |
| #endif |
| |
| private: |
| String m_persistentId; |
| DeviceType m_type { DeviceType::Unknown }; |
| String m_label; |
| String m_groupId; |
| bool m_enabled { false }; |
| }; |
| |
| } // namespace WebCore |
| |
| #if ENABLE(MEDIA_STREAM) |
| namespace WTF { |
| |
| template<> struct EnumTraits<WebCore::CaptureDevice::DeviceType> { |
| using values = EnumValues< |
| WebCore::CaptureDevice::DeviceType, |
| WebCore::CaptureDevice::DeviceType::Unknown, |
| WebCore::CaptureDevice::DeviceType::Microphone, |
| WebCore::CaptureDevice::DeviceType::Camera, |
| WebCore::CaptureDevice::DeviceType::Screen, |
| WebCore::CaptureDevice::DeviceType::Window |
| >; |
| }; |
| |
| } // namespace WTF |
| #endif |
| |