Files
platform-external-webrtc/webrtc/modules/rtp_rtcp/source/rtp_header_extensions.h
pbos c7c26a0e64 Reland of place basictypes.h with stdint.h for int_t types. (patchset #1 id:1 of https://codereview.webrtc.org/2603203003/ )
Reason for revert:
Doing a reland where systeminfo.cc includes basictypes.h so that CPU_X86 etc. are defined when they are checked/used.

Original issue's description:
> Revert of Replace basictypes.h with stdint.h for int_t types. (patchset #1 id:1 of https://codereview.webrtc.org/2604043002/ )
>
> Reason for revert:
> Very likely cause of Chromium import bot breakage (unused function '__cpuid'), TBD why.
>
> Original issue's description:
> > Replace basictypes.h with stdint.h for int_t types.
> >
> > Removes basictypes.h for types that only makes use of it for fixed-size-int
> > typedefs and replaces it with stdint.h.
> >
> > BUG=webrtc:6853
> > R=tommi@webrtc.org
> >
> > Review-Url: https://codereview.webrtc.org/2604043002
> > Cr-Commit-Position: refs/heads/master@{#15867}
> > Committed: 7fd1a75300
>
> TBR=tommi@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:6853
>
> Review-Url: https://codereview.webrtc.org/2603203003
> Cr-Commit-Position: refs/heads/master@{#15869}
> Committed: 7eb0e23bcf

BUG=webrtc:6853
TBR=tommi@webrtc.org

Review-Url: https://codereview.webrtc.org/2609783002
Cr-Commit-Position: refs/heads/master@{#15873}
2017-01-02 16:42:32 +00:00

101 lines
3.7 KiB
C++

/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_HEADER_EXTENSIONS_H_
#define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_HEADER_EXTENSIONS_H_
#include <stdint.h>
#include "webrtc/common_video/rotation.h"
#include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"
namespace webrtc {
class AbsoluteSendTime {
public:
static constexpr RTPExtensionType kId = kRtpExtensionAbsoluteSendTime;
static constexpr uint8_t kValueSizeBytes = 3;
static constexpr const char* kUri =
"http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time";
static bool Parse(const uint8_t* data, uint32_t* time_24bits);
static bool Write(uint8_t* data, int64_t time_ms);
static constexpr uint32_t MsTo24Bits(int64_t time_ms) {
return static_cast<uint32_t>(((time_ms << 18) + 500) / 1000) & 0x00FFFFFF;
}
};
class AudioLevel {
public:
static constexpr RTPExtensionType kId = kRtpExtensionAudioLevel;
static constexpr uint8_t kValueSizeBytes = 1;
static constexpr const char* kUri =
"urn:ietf:params:rtp-hdrext:ssrc-audio-level";
static bool Parse(const uint8_t* data,
bool* voice_activity,
uint8_t* audio_level);
static bool Write(uint8_t* data, bool voice_activity, uint8_t audio_level);
};
class TransmissionOffset {
public:
static constexpr RTPExtensionType kId = kRtpExtensionTransmissionTimeOffset;
static constexpr uint8_t kValueSizeBytes = 3;
static constexpr const char* kUri = "urn:ietf:params:rtp-hdrext:toffset";
static bool Parse(const uint8_t* data, int32_t* rtp_time);
static bool Write(uint8_t* data, int32_t rtp_time);
};
class TransportSequenceNumber {
public:
static constexpr RTPExtensionType kId = kRtpExtensionTransportSequenceNumber;
static constexpr uint8_t kValueSizeBytes = 2;
static constexpr const char* kUri =
"http://www.ietf.org/id/"
"draft-holmer-rmcat-transport-wide-cc-extensions-01";
static bool Parse(const uint8_t* data, uint16_t* value);
static bool Write(uint8_t* data, uint16_t value);
};
class VideoOrientation {
public:
static constexpr RTPExtensionType kId = kRtpExtensionVideoRotation;
static constexpr uint8_t kValueSizeBytes = 1;
static constexpr const char* kUri = "urn:3gpp:video-orientation";
static bool Parse(const uint8_t* data, VideoRotation* value);
static bool Write(uint8_t* data, VideoRotation value);
static bool Parse(const uint8_t* data, uint8_t* value);
static bool Write(uint8_t* data, uint8_t value);
};
class PlayoutDelayLimits {
public:
static constexpr RTPExtensionType kId = kRtpExtensionPlayoutDelay;
static constexpr uint8_t kValueSizeBytes = 3;
static constexpr const char* kUri =
"http://www.webrtc.org/experiments/rtp-hdrext/playout-delay";
// Playout delay in milliseconds. A playout delay limit (min or max)
// has 12 bits allocated. This allows a range of 0-4095 values which
// translates to a range of 0-40950 in milliseconds.
static constexpr int kGranularityMs = 10;
// Maximum playout delay value in milliseconds.
static constexpr int kMaxMs = 0xfff * kGranularityMs; // 40950.
static bool Parse(const uint8_t* data, PlayoutDelay* playout_delay);
static bool Write(uint8_t* data, const PlayoutDelay& playout_delay);
};
} // namespace webrtc
#endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_HEADER_EXTENSIONS_H_