76 lines
2.7 KiB
C
76 lines
2.7 KiB
C
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/*
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* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_HEADER_EXTENSIONS_H_
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#define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_HEADER_EXTENSIONS_H_
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#include "webrtc/base/basictypes.h"
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#include "webrtc/call.h"
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#include "webrtc/common_video/rotation.h"
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#include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"
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namespace webrtc {
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class AbsoluteSendTime {
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public:
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static constexpr RTPExtensionType kId = kRtpExtensionAbsoluteSendTime;
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static constexpr uint8_t kValueSizeBytes = 3;
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static const char* kName;
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static bool IsSupportedFor(MediaType type);
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static bool Parse(const uint8_t* data, uint32_t* time_ms);
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static bool Write(uint8_t* data, int64_t time_ms);
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};
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class AudioLevel {
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public:
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static constexpr RTPExtensionType kId = kRtpExtensionAudioLevel;
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static constexpr uint8_t kValueSizeBytes = 1;
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static const char* kName;
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static bool IsSupportedFor(MediaType type);
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static bool Parse(const uint8_t* data,
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bool* voice_activity,
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uint8_t* audio_level);
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static bool Write(uint8_t* data, bool voice_activity, uint8_t audio_level);
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};
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class TransmissionOffset {
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public:
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static constexpr RTPExtensionType kId = kRtpExtensionTransmissionTimeOffset;
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static constexpr uint8_t kValueSizeBytes = 3;
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static const char* kName;
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static bool IsSupportedFor(MediaType type);
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static bool Parse(const uint8_t* data, int32_t* time_ms);
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static bool Write(uint8_t* data, int64_t time_ms);
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};
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class TransportSequenceNumber {
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public:
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static constexpr RTPExtensionType kId = kRtpExtensionTransportSequenceNumber;
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static constexpr uint8_t kValueSizeBytes = 2;
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static const char* kName;
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static bool IsSupportedFor(MediaType type);
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static bool Parse(const uint8_t* data, uint16_t* value);
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static bool Write(uint8_t* data, uint16_t value);
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};
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class VideoOrientation {
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public:
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static constexpr RTPExtensionType kId = kRtpExtensionVideoRotation;
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static constexpr uint8_t kValueSizeBytes = 1;
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static const char* kName;
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static bool IsSupportedFor(MediaType type);
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static bool Parse(const uint8_t* data, VideoRotation* value);
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static bool Write(uint8_t* data, VideoRotation value);
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static bool Parse(const uint8_t* data, uint8_t* value);
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static bool Write(uint8_t* data, uint8_t value);
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_HEADER_EXTENSIONS_H_
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