[Draft] RtpPacket sketched.

webrtc/modules/rtp_rtcp/source/rtp_header_extensions.cc

 /*
  *  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.
  */
 
@@ skipping 13 matching lines @@
 // containing the sender's current time in seconds as a fixed point number
 // with 18 bits fractional part.
 //
 // The form of the absolute send time extension block:
 //
 //    0                   1                   2                   3
 //    0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
 //   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 //   |  ID   | len=2 |              absolute send time               |
 //   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
-const char* AbsoluteSendTime::kName =
+const char* AbsoluteSendTime::kId =
     "http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time";
 bool AbsoluteSendTime::IsSupportedFor(MediaType type) {
   return true;
 }
 
 bool AbsoluteSendTime::Parse(const uint8_t* data, uint32_t* value) {
   *value = ByteReader<uint32_t, 3>::ReadBigEndian(data);
   return true;
 }
 
@@ skipping 12 matching lines @@
 // https://datatracker.ietf.org/doc/draft-lennox-avt-rtp-audio-level-exthdr/
 //
 // The form of the audio level extension block:
 //
 //    0                   1
 //    0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
 //   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 //   |  ID   | len=0 |V|   level     |
 //   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 //
-const char* AudioLevel::kName = "urn:ietf:params:rtp-hdrext:ssrc-audio-level";
+const char* AudioLevel::kId = "urn:ietf:params:rtp-hdrext:ssrc-audio-level";
 bool AudioLevel::IsSupportedFor(MediaType type) {
   switch (type) {
     case MediaType::ANY:
     case MediaType::AUDIO:
       return true;
     case MediaType::VIDEO:
     case MediaType::DATA:
       return false;
   }
   RTC_NOTREACHED();
@@ skipping 25 matching lines @@
 // "effective" RTP transmission time of the packet, on the RTP
 // timescale.
 //
 // The form of the transmission offset extension block:
 //
 //    0                   1                   2                   3
 //    0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
 //   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 //   |  ID   | len=2 |              transmission offset              |
 //   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
-const char* TransmissionOffset::kName = "urn:ietf:params:rtp-hdrext:toffset";
+const char* TransmissionOffset::kId = "urn:ietf:params:rtp-hdrext:toffset";
 bool TransmissionOffset::IsSupportedFor(MediaType type) {
   switch (type) {
     case MediaType::ANY:
     case MediaType::VIDEO:
       return true;
     case MediaType::AUDIO:
     case MediaType::DATA:
       return false;
   }
   RTC_NOTREACHED();
   return false;
 }
 
 bool TransmissionOffset::Parse(const uint8_t* data, int32_t* value) {
   *value = ByteReader<int32_t, 3>::ReadBigEndian(data);
   return true;
 }
 
 bool TransmissionOffset::Write(uint8_t* data, int64_t value) {
   RTC_CHECK_LE(value, 0x00ffffff);
   ByteWriter<int32_t, 3>::WriteBigEndian(data, value);
   return true;
 }
 
 //   0                   1                   2
 //   0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
 //  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 //  |  ID   | L=1   |transport wide sequence number |
 //  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
-const char* TransportSequenceNumber::kName =
+const char* TransportSequenceNumber::kId =
     "http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions";
 bool TransportSequenceNumber::IsSupportedFor(MediaType type) {
   return true;
 }
 
 bool TransportSequenceNumber::Parse(const uint8_t* data, uint16_t* value) {
   *value = ByteReader<uint16_t>::ReadBigEndian(data);
   return true;
 }
 
 bool TransportSequenceNumber::Write(uint8_t* data, uint16_t value) {
   ByteWriter<uint16_t>::WriteBigEndian(data, value);
   return true;
 }
 
 // Coordination of Video Orientation in RTP streams.
 //
 // Coordination of Video Orientation consists in signaling of the current
 // orientation of the image captured on the sender side to the receiver for
 // appropriate rendering and displaying.
 //
 //    0                   1
 //    0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
 //   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
 //   |  ID   | len=0 |0 0 0 0 C F R R|
 //   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
-const char* VideoOrientation::kName = "urn:3gpp:video-orientation";
+const char* VideoOrientation::kId = "urn:3gpp:video-orientation";
 bool VideoOrientation::IsSupportedFor(MediaType type) {
   switch (type) {
     case MediaType::ANY:
     case MediaType::VIDEO:
       return true;
     case MediaType::AUDIO:
     case MediaType::DATA:
       return false;
   }
   RTC_NOTREACHED();
@@ skipping 13 matching lines @@
 bool VideoOrientation::Parse(const uint8_t* data, uint8_t* value) {
   *value = data[0];
   return true;
 }
 
 bool VideoOrientation::Write(uint8_t* data, uint8_t value) {
   data[0] = value;
   return true;
 }
 }  // namespace webrtc