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<div id="projectname">uvgRTP<span id="projectnumber"> 2.1.0</span>
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<div id="projectbrief">An open-source library for RTP/SRTP media delivery</div>
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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_e3f96ff476f8286b6e150580a2f7bd74.html">uvgrtp</a></li> </ul>
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<div class="headertitle"><div class="title">rtcp.hh</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#pragma once</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span> </div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#include "clock.hh"</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include "<a class="code" href="util_8hh.html">util.hh</a>"</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include "frame.hh"</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span> </div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include <bitset></span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include <map></span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include <thread></span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include <vector></span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include <functional></span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include <memory></span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include <mutex></span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include <deque></span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="keyword">namespace </span>uvgrtp {</div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">class </span>rtp;</div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">class </span>srtcp;</div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">class </span>socket;</div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">typedef</span> std::vector<std::pair<size_t, uint8_t*>> buf_vec; <span class="comment">// also defined in socket.hh</span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">enum</span> RTCP_ROLE {</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> RECEIVER,</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> SENDER</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> };</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> </div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">struct </span>sender_statistics {</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="comment">/* sender stats */</span></div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> uint32_t sent_pkts = 0; <span class="comment">/* Number of sent RTP packets */</span></div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> uint32_t sent_bytes = 0; <span class="comment">/* Number of sent bytes excluding RTP Header */</span></div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keywordtype">bool</span> sent_rtp_packet = <span class="keyword">false</span>; <span class="comment">// since last report</span></div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> };</div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">struct </span>receiver_statistics {</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <span class="comment">/* receiver stats */</span></div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> uint32_t received_pkts = 0; <span class="comment">/* Number of packets received */</span></div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> uint32_t dropped_pkts = 0; <span class="comment">/* Number of dropped RTP packets */</span></div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> uint32_t received_bytes = 0; <span class="comment">/* Number of bytes received excluding RTP Header */</span></div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keywordtype">bool</span> received_rtp_packet = <span class="keyword">false</span>; <span class="comment">// since last report</span></div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keywordtype">double</span> jitter = 0; <span class="comment">/* The estimation of jitter (see RFC 3550 A.8) */</span></div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> uint32_t transit = 0; <span class="comment">/* TODO: */</span></div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> </div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="comment">/* Receiver clock related stuff */</span></div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> uint64_t initial_ntp = 0; <span class="comment">/* Wallclock reading when the first RTP packet was received */</span></div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> uint32_t initial_rtp = 0; <span class="comment">/* RTP timestamp of the first RTP packet received */</span></div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> uint32_t clock_rate = 0; <span class="comment">/* Rate of the clock (used for jitter calculations) */</span></div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> </div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> uint32_t lsr = 0; <span class="comment">/* Middle 32 bits of the 64-bit NTP timestamp of previous SR */</span></div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> uvgrtp::clock::hrc::hrc_t sr_ts; <span class="comment">/* When the last SR was received (used to calculate delay) */</span></div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> </div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> uint16_t max_seq = 0; <span class="comment">/* Highest sequence number received */</span></div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> uint32_t base_seq = 0; <span class="comment">/* First sequence number received */</span></div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> uint32_t bad_seq = 0; <span class="comment">/* TODO: */</span></div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> uint16_t cycles = 0; <span class="comment">/* Number of sequence cycles */</span></div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> };</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">struct </span>rtcp_participant {</div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> std::shared_ptr<uvgrtp::socket> socket = <span class="keyword">nullptr</span>; <span class="comment">/* socket associated with this participant */</span></div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> sockaddr_in address = {}; <span class="comment">/* address of the participant */</span></div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">struct </span>receiver_statistics stats; <span class="comment">/* RTCP session statistics of the participant */</span></div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> </div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> uint32_t probation = 0; <span class="comment">/* has the participant been fully accepted to the session */</span></div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordtype">int</span> role = 0; <span class="comment">/* is the participant a sender or a receiver */</span></div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="comment">/* Save the latest RTCP packets received from this participant</span></div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span><span class="comment"> * Users can query these packets using the SSRC of participant */</span></div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sender__report.html">uvgrtp::frame::rtcp_sender_report</a> *sr_frame = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__receiver__report.html">uvgrtp::frame::rtcp_receiver_report</a> *rr_frame = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sdes__packet.html">uvgrtp::frame::rtcp_sdes_packet</a> *sdes_frame = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__app__packet.html">uvgrtp::frame::rtcp_app_packet</a> *app_frame = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> };</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keyword">struct </span>rtcp_app_packet {</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> rtcp_app_packet(<span class="keyword">const</span> rtcp_app_packet& orig_packet) = <span class="keyword">delete</span>;</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> rtcp_app_packet(<span class="keyword">const</span> <span class="keywordtype">char</span>* name, uint8_t subtype, uint32_t payload_len, <span class="keyword">const</span> uint8_t* payload);</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> ~rtcp_app_packet();</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* name;</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> uint8_t subtype;</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> uint32_t payload_len;</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="keyword">const</span> uint8_t* payload;</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> };</div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html"> 108</a></span> <span class="keyword">class </span><a class="code hl_class" href="classuvgrtp_1_1rtcp.html">rtcp</a> {</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keyword">public</span>:</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <a class="code hl_class" href="classuvgrtp_1_1rtcp.html">rtcp</a>(std::shared_ptr<uvgrtp::rtp> rtp, std::string cname, <span class="keywordtype">int</span> rce_flags);</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <a class="code hl_class" href="classuvgrtp_1_1rtcp.html">rtcp</a>(std::shared_ptr<uvgrtp::rtp> rtp, std::string cname, std::shared_ptr<uvgrtp::srtcp> srtcp, <span class="keywordtype">int</span> rce_flags);</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <a class="code hl_class" href="classuvgrtp_1_1rtcp.html">~rtcp</a>();</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> </div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="comment">/* start the RTCP runner thread</span></div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span><span class="comment"> * return RTP_OK on success and RTP_MEMORY_ERROR if the allocation fails */</span></div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> rtp_error_t start();</div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> </div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="comment">/* End the RTCP session and send RTCP BYE to all participants</span></div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span><span class="comment"> * return RTP_OK on success */</span></div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> rtp_error_t stop();</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> </div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="comment">/* Generate either RTCP Sender or Receiver report and sent it to all participants</span></div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span><span class="comment"> * Return RTP_OK on success and RTP_ERROR on error */</span></div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> rtp_error_t generate_report();</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> </div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="comment">/* Handle incoming RTCP packet (first make sure it's a valid RTCP packet)</span></div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span><span class="comment"> * This function will call one of the above functions internally</span></div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span><span class="comment"> * Return RTP_OK on success and RTP_ERROR on error */</span></div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> rtp_error_t handle_incoming_packet(uint8_t *buffer, <span class="keywordtype">size_t</span> size);</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> </div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="comment">/* Send "frame" to all participants</span></div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span><span class="comment"> * These routines will convert all necessary fields to network byte order</span></div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span><span class="comment"> * Return RTP_OK on success</span></div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span><span class="comment"> * Return RTP_INVALID_VALUE if "frame" is in some way invalid</span></div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span><span class="comment"> * Return RTP_SEND_ERROR if sending "frame" did not succeed (see socket.hh for details) */</span></div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> </div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a65680d4ba308fc8cb92fd41f0d313c84"> 153</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a65680d4ba308fc8cb92fd41f0d313c84">send_sdes_packet</a>(<span class="keyword">const</span> std::vector<uvgrtp::frame::rtcp_sdes_item>& items);</div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> </div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a0c092bca6edda19218a2cb84ed776c34"> 167</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a0c092bca6edda19218a2cb84ed776c34">send_app_packet</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, uint8_t subtype, uint32_t payload_len, <span class="keyword">const</span> uint8_t *payload);</div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> </div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a2b831698320212e382e3d565e62d31c4"> 183</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a2b831698320212e382e3d565e62d31c4">send_bye_packet</a>(std::vector<uint32_t> ssrcs);</div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> </div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="comment">/* Return the latest RTCP packet received from participant of "ssrc"</span></div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span><span class="comment"> * Return nullptr if we haven't received this kind of packet or if "ssrc" doesn't exist</span></div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span><span class="comment"> * NOTE: Caller is responsible for deallocating the memory */</span></div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sender__report.html">uvgrtp::frame::rtcp_sender_report</a> *get_sender_packet(uint32_t ssrc);</div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__receiver__report.html">uvgrtp::frame::rtcp_receiver_report</a> *get_receiver_packet(uint32_t ssrc);</div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sdes__packet.html">uvgrtp::frame::rtcp_sdes_packet</a> *get_sdes_packet(uint32_t ssrc);</div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__app__packet.html">uvgrtp::frame::rtcp_app_packet</a> *get_app_packet(uint32_t ssrc);</div>
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> </div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <span class="comment">/* Return a reference to vector that contains the sockets of all participants */</span></div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> std::vector<std::shared_ptr<uvgrtp::socket>>& get_sockets();</div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> </div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="comment">/* Somebody joined the multicast group the owner of this RTCP instance is part of</span></div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span><span class="comment"> * Add it to RTCP participant list so we can start listening for reports</span></div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span><span class="comment"> * "clock_rate" tells how much the RTP timestamp advances, this information is needed</span></div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span><span class="comment"> * to calculate the interarrival jitter correctly. It has nothing do with our clock rate,</span></div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span><span class="comment"> * (or whether we're even sending anything)</span></div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span><span class="comment"> * Return RTP_OK on success and RTP_ERROR on error */</span></div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> rtp_error_t add_participant(std::string src_addr, std::string dst_addr, uint16_t dst_port, uint16_t src_port, uint32_t clock_rate);</div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> </div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="comment">/* Functions for updating various RTP sender statistics */</span></div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keywordtype">void</span> sender_update_stats(<span class="keyword">const</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtp__frame.html">uvgrtp::frame::rtp_frame</a> *frame);</div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="comment">/* If we've detected that our SSRC has collided with someone else's SSRC, we need to</span></div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span><span class="comment"> * generate new random SSRC and reinitialize our own RTCP state.</span></div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span><span class="comment"> * RTCP object still has the participants of "last session", we can use their SSRCs</span></div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span><span class="comment"> * to detected new collision</span></div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span><span class="comment"> * Return RTP_OK if reinitialization succeeded</span></div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span><span class="comment"> * Return RTP_SSRC_COLLISION if our new SSRC has collided and we need to generate new SSRC */</span></div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> rtp_error_t reset_rtcp_state(uint32_t ssrc);</div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> </div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="comment">/* Update various session statistics */</span></div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="keywordtype">void</span> update_session_statistics(<span class="keyword">const</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtp__frame.html">uvgrtp::frame::rtp_frame</a> *frame);</div>
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<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> </div>
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<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="comment">/* Getter for interval_ms_, which is calculated by set_session_bandwidth */</span></div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> uint32_t get_rtcp_interval_ms() <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> </div>
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keywordtype">void</span> set_session_bandwidth(uint32_t kbps);</div>
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<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> </div>
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<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="comment">/* Return SSRCs of all participants */</span></div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> std::vector<uint32_t> get_participants() <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> </div>
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<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a5d0d06f9b4b7779d96d8d60938627316"> 246</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a5d0d06f9b4b7779d96d8d60938627316">set_ts_info</a>(uint64_t clock_start, uint32_t clock_rate, uint32_t rtp_ts_start);</div>
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<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> </div>
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<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="comment">/* Alternate way to get RTCP packets is to install a hook for them. So instead of</span></div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span><span class="comment"> * polling an RTCP packet, user can install a function that is called when</span></div>
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span><span class="comment"> * a specific RTCP packet is received. */</span></div>
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<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> </div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a4a262a814ffa3093ac6829c90b0b3fd1"> 262</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a4a262a814ffa3093ac6829c90b0b3fd1">install_sender_hook</a>(<span class="keywordtype">void</span> (*hook)(<a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sender__report.html">uvgrtp::frame::rtcp_sender_report</a> *));</div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> </div>
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<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a79a46d4dff360019a8a089112998b9eb"> 274</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a79a46d4dff360019a8a089112998b9eb">install_sender_hook</a>(std::function<<span class="keywordtype">void</span>(std::unique_ptr<uvgrtp::frame::rtcp_sender_report>)> sr_handler);</div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> </div>
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<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a04c887fe95173d55294f57d639a1f602"> 286</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a04c887fe95173d55294f57d639a1f602">install_receiver_hook</a>(<span class="keywordtype">void</span> (*hook)(<a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__receiver__report.html">uvgrtp::frame::rtcp_receiver_report</a> *));</div>
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<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> </div>
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<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a2140c6bc5160b4b2bfdf54a91af45422"> 298</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a2140c6bc5160b4b2bfdf54a91af45422">install_receiver_hook</a>(std::function<<span class="keywordtype">void</span>(std::unique_ptr<uvgrtp::frame::rtcp_receiver_report>)> rr_handler);</div>
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<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> </div>
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<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#ad694a3a869b1c28309e1f2db6d7c2e50"> 310</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#ad694a3a869b1c28309e1f2db6d7c2e50">install_sdes_hook</a>(<span class="keywordtype">void</span> (*hook)(<a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sdes__packet.html">uvgrtp::frame::rtcp_sdes_packet</a> *));</div>
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<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> </div>
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<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a35daabdb93e3bdd40b1ea51e6079bd40"> 322</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a35daabdb93e3bdd40b1ea51e6079bd40">install_sdes_hook</a>(std::function<<span class="keywordtype">void</span>(std::unique_ptr<uvgrtp::frame::rtcp_sdes_packet>)> sdes_handler);</div>
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<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> </div>
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<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a977c99cfaa1442553ab12d4c140bbb0f"> 334</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a977c99cfaa1442553ab12d4c140bbb0f">install_app_hook</a>(<span class="keywordtype">void</span> (*hook)(<a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__app__packet.html">uvgrtp::frame::rtcp_app_packet</a> *));</div>
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<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> </div>
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<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a76cb98093acfb54050b50ff82106ca94"> 346</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a76cb98093acfb54050b50ff82106ca94">install_app_hook</a>(std::function<<span class="keywordtype">void</span>(std::unique_ptr<uvgrtp::frame::rtcp_app_packet>)> app_handler);</div>
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<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> </div>
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<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> <span class="comment">// These have been replaced by functions with unique_ptr in them</span></div>
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<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a4a262a814ffa3093ac6829c90b0b3fd1">install_sender_hook</a>(std::function<<span class="keywordtype">void</span>(std::shared_ptr<uvgrtp::frame::rtcp_sender_report>)> sr_handler);</div>
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<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a04c887fe95173d55294f57d639a1f602">install_receiver_hook</a>(std::function<<span class="keywordtype">void</span>(std::shared_ptr<uvgrtp::frame::rtcp_receiver_report>)> rr_handler);</div>
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<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#ad694a3a869b1c28309e1f2db6d7c2e50">install_sdes_hook</a>(std::function<<span class="keywordtype">void</span>(std::shared_ptr<uvgrtp::frame::rtcp_sdes_packet>)> sdes_handler);</div>
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<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a977c99cfaa1442553ab12d4c140bbb0f">install_app_hook</a>(std::function<<span class="keywordtype">void</span>(std::shared_ptr<uvgrtp::frame::rtcp_app_packet>)> app_handler);</div>
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<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> </div>
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<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"><a class="line" href="classuvgrtp_1_1rtcp.html#a81198428cc697c0c7cbb2a4191f294d8"> 363</a></span> rtp_error_t <a class="code hl_function" href="classuvgrtp_1_1rtcp.html#a81198428cc697c0c7cbb2a4191f294d8">remove_all_hooks</a>();</div>
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<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> </div>
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<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> <span class="comment">/* Update RTCP-related sender statistics */</span></div>
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<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> rtp_error_t update_sender_stats(<span class="keywordtype">size_t</span> pkt_size);</div>
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<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> </div>
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<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> <span class="comment">/* Update RTCP-related receiver statistics */</span></div>
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<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> <span class="keyword">static</span> rtp_error_t recv_packet_handler(<span class="keywordtype">void</span> *arg, <span class="keywordtype">int</span> rce_flags, <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtp__frame.html">frame::rtp_frame</a> **out);</div>
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<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> </div>
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<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="comment">/* Update RTCP-related sender statistics */</span></div>
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<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> <span class="keyword">static</span> rtp_error_t send_packet_handler_vec(<span class="keywordtype">void</span> *arg, uvgrtp::buf_vec& buffers);</div>
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<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> </div>
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<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> <span class="comment">// the length field is the rtcp packet size measured in 32-bit words - 1</span></div>
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<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> <span class="keywordtype">size_t</span> rtcp_length_in_bytes(uint16_t length);</div>
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<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> </div>
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<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <span class="keywordtype">void</span> set_payload_size(<span class="keywordtype">size_t</span> mtu_size);</div>
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<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> </div>
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<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> <span class="keyword">private</span>:</div>
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<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> </div>
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<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> rtp_error_t set_sdes_items(<span class="keyword">const</span> std::vector<uvgrtp::frame::rtcp_sdes_item>& items);</div>
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<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> </div>
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<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> uint32_t size_of_ready_app_packets() <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> </div>
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<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> uint32_t size_of_compound_packet(uint16_t reports,</div>
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<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> <span class="keywordtype">bool</span> sr_packet, <span class="keywordtype">bool</span> rr_packet, <span class="keywordtype">bool</span> sdes_packet, uint32_t app_size, <span class="keywordtype">bool</span> bye_packet) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> </div>
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<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> <span class="comment">/* read the header values from rtcp packet */</span></div>
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<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> <span class="keywordtype">void</span> read_rtcp_header(<span class="keyword">const</span> uint8_t* buffer, <span class="keywordtype">size_t</span>& read_ptr, </div>
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<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__header.html">uvgrtp::frame::rtcp_header</a>& header);</div>
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<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> <span class="keywordtype">void</span> read_reports(<span class="keyword">const</span> uint8_t* buffer, <span class="keywordtype">size_t</span>& read_ptr, <span class="keywordtype">size_t</span> packet_end, uint8_t count,</div>
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<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> std::vector<uvgrtp::frame::rtcp_report_block>& reports);</div>
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<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> </div>
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<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> <span class="keywordtype">void</span> read_ssrc(<span class="keyword">const</span> uint8_t* buffer, <span class="keywordtype">size_t</span>& read_ptr, uint32_t& out_ssrc);</div>
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<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> </div>
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<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> <span class="comment">/* Handle different kinds of incoming rtcp packets. The read header is passed to functions</span></div>
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<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span><span class="comment"> which read rest of the frame type specific data.</span></div>
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<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span><span class="comment"> * Return RTP_OK on success and RTP_ERROR on error */</span></div>
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<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> rtp_error_t handle_sender_report_packet(uint8_t* buffer, <span class="keywordtype">size_t</span>& read_ptr, <span class="keywordtype">size_t</span> packet_end,</div>
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<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__header.html">uvgrtp::frame::rtcp_header</a>& header);</div>
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<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> rtp_error_t handle_receiver_report_packet(uint8_t* buffer, <span class="keywordtype">size_t</span>& read_ptr, <span class="keywordtype">size_t</span> packet_end,</div>
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<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__header.html">uvgrtp::frame::rtcp_header</a>& header);</div>
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<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> rtp_error_t handle_sdes_packet(uint8_t* buffer, <span class="keywordtype">size_t</span>& read_ptr, <span class="keywordtype">size_t</span> packet_end,</div>
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<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__header.html">uvgrtp::frame::rtcp_header</a>& header, uint32_t sender_ssrc);</div>
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<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> rtp_error_t handle_bye_packet(uint8_t* buffer, <span class="keywordtype">size_t</span>& read_ptr, <span class="keywordtype">size_t</span> packet_end,</div>
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<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__header.html">uvgrtp::frame::rtcp_header</a>& header);</div>
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<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> rtp_error_t handle_app_packet(uint8_t* buffer, <span class="keywordtype">size_t</span>& read_ptr, <span class="keywordtype">size_t</span> packet_end,</div>
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<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__header.html">uvgrtp::frame::rtcp_header</a>& header);</div>
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<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> </div>
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<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> <span class="keyword">static</span> <span class="keywordtype">void</span> rtcp_runner(<a class="code hl_class" href="classuvgrtp_1_1rtcp.html">rtcp</a> *<a class="code hl_class" href="classuvgrtp_1_1rtcp.html">rtcp</a>, <span class="keywordtype">int</span> interval);</div>
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<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> </div>
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<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> <span class="comment">/* when we start the RTCP instance, we don't know what the SSRC of the remote is</span></div>
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<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span><span class="comment"> * when an RTP packet is received, we must check if we've already received a packet</span></div>
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<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span><span class="comment"> * from this sender and if not, create new entry to receiver_stats_ map */</span></div>
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<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> <span class="keywordtype">bool</span> is_participant(uint32_t ssrc) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> </div>
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<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> <span class="comment">/* When we receive an RTP or RTCP packet, we need to check the source address and see if it's</span></div>
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<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span><span class="comment"> * the same address where we've received packets before.</span></div>
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<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span><span class="comment"> * If the address is new, it means we have detected an SSRC collision and the paket should</span></div>
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<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span><span class="comment"> * be dropped We also need to check whether this SSRC matches with our own SSRC and if it does</span></div>
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<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span><span class="comment"> * we need to send RTCP BYE and rejoin to the session */</span></div>
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<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> <span class="keywordtype">bool</span> collision_detected(uint32_t ssrc, <span class="keyword">const</span> sockaddr_in& src_addr) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> </div>
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<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> <span class="comment">/* Move participant from initial_peers_ to participants_ */</span></div>
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<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> rtp_error_t add_participant(uint32_t ssrc);</div>
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<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> </div>
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<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> <span class="comment">/* We've got a message from new source (the SSRC of the frame is not known to us)</span></div>
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<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span><span class="comment"> * Initialize statistics for the peer and move it to participants_ */</span></div>
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<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> rtp_error_t init_new_participant(<span class="keyword">const</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtp__frame.html">uvgrtp::frame::rtp_frame</a> *frame);</div>
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<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> </div>
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<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> <span class="comment">/* Initialize the RTP Sequence related stuff of peer</span></div>
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<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span><span class="comment"> * This function assumes that the peer already exists in the participants_ map */</span></div>
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<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> rtp_error_t init_participant_seq(uint32_t ssrc, uint16_t base_seq);</div>
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<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> </div>
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<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> <span class="comment">/* Update the SSRC's sequence related data in participants_ map</span></div>
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<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span><span class="comment"> * Return RTP_OK if the received packet was OK</span></div>
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<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span><span class="comment"> * Return RTP_GENERIC_ERROR if it wasn't and</span></div>
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<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span><span class="comment"> * packet-related statistics should not be updated */</span></div>
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<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> rtp_error_t update_participant_seq(uint32_t ssrc, uint16_t seq);</div>
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<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> </div>
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<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> <span class="comment">/* Update the RTCP bandwidth variables</span></div>
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<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span><span class="comment"> * "pkt_size" tells how much rtcp_byte_count_</span></div>
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<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span><span class="comment"> * should be increased before calculating the new average */</span></div>
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<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> <span class="keywordtype">void</span> update_rtcp_bandwidth(<span class="keywordtype">size_t</span> pkt_size);</div>
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<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> </div>
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<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> <span class="comment">/* Because struct statistics contains uvgRTP clock object we cannot</span></div>
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<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span><span class="comment"> * zero it out without compiler complaining about it so all the fields</span></div>
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<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span><span class="comment"> * must be set to zero manually */</span></div>
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<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> <span class="keywordtype">void</span> zero_stats(uvgrtp::sender_statistics *stats);</div>
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<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> </div>
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<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> <span class="keywordtype">void</span> zero_stats(uvgrtp::receiver_statistics *stats);</div>
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<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> </div>
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<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> <span class="comment">/* Takes ownership of the frame */</span></div>
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<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> rtp_error_t send_rtcp_packet_to_participants(uint8_t* frame, uint32_t frame_size, <span class="keywordtype">bool</span> encrypt);</div>
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<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> </div>
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<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> <span class="keywordtype">void</span> free_participant(std::unique_ptr<rtcp_participant> participant);</div>
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<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> </div>
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<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> <span class="keywordtype">void</span> cleanup_participants();</div>
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<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> </div>
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<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> <span class="comment">/* Secure RTCP context */</span></div>
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<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> std::shared_ptr<uvgrtp::srtcp> srtcp_;</div>
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<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> </div>
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<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> <span class="comment">/* RTP context flags */</span></div>
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<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> <span class="keywordtype">int</span> rce_flags_;</div>
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<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> </div>
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<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> <span class="comment">/* are we a sender (and possible a receiver) or just a receiver */</span></div>
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<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> <span class="keywordtype">int</span> our_role_;</div>
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<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> </div>
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<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> <span class="comment">/* TODO: time_t?? */</span></div>
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<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> <span class="comment">// TODO: Check these, they don't seem to be used</span></div>
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<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> <span class="keywordtype">size_t</span> tp_; <span class="comment">/* the last time an RTCP packet was transmitted */</span></div>
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<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> <span class="keywordtype">size_t</span> tc_; <span class="comment">/* the current time */</span></div>
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<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> <span class="keywordtype">size_t</span> tn_; <span class="comment">/* the next scheduled transmission time of an RTCP packet */</span></div>
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<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> <span class="keywordtype">size_t</span> pmembers_; <span class="comment">/* the estimated number of session members at the time tn was last recomputed */</span></div>
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<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> <span class="keywordtype">size_t</span> members_; <span class="comment">/* the most current estimate for the number of session members */</span></div>
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<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> <span class="keywordtype">size_t</span> senders_; <span class="comment">/* the most current estimate for the number of senders in the session */</span></div>
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<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> </div>
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<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> <span class="comment">/* The target RTCP bandwidth, i.e., the total bandwidth</span></div>
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<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span><span class="comment"> * that will be used for RTCP packets by all members of this session,</span></div>
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<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span><span class="comment"> * in octets per second. This will be a specified fraction of the</span></div>
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<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span><span class="comment"> * "session bandwidth" parameter supplied to the application at startup. */</span></div>
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<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span> <span class="comment">// TODO: Not used anywhere at the moment</span></div>
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<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> <span class="keywordtype">size_t</span> rtcp_bandwidth_;</div>
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<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> </div>
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<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> <span class="comment">/* Flag that is true if the application has sent data since</span></div>
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<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span><span class="comment"> * the 2nd previous RTCP report was transmitted. */</span></div>
|
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<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> <span class="comment">// TODO: Only set, never read</span></div>
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<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> <span class="keywordtype">bool</span> we_sent_;</div>
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<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> </div>
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<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> <span class="comment">/* The average compound RTCP packet size, in octets,</span></div>
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<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span><span class="comment"> * over all RTCP packets sent and received by this participant. The</span></div>
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<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span><span class="comment"> * size includes lower-layer transport and network protocol headers</span></div>
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<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span><span class="comment"> * (e.g., UDP and IP) as explained in Section 6.2 */</span></div>
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<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> <span class="comment">// TODO: Only set, never read</span></div>
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<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> <span class="keywordtype">size_t</span> avg_rtcp_pkt_pize_;</div>
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<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> </div>
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<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span> <span class="comment">/* Number of RTCP packets and bytes sent and received by this participant */</span></div>
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<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> <span class="comment">// TODO: Only set, never read</span></div>
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<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> <span class="keywordtype">size_t</span> rtcp_pkt_count_;</div>
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<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> <span class="keywordtype">size_t</span> rtcp_byte_count_;</div>
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<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> </div>
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<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span> <span class="comment">/* Number of RTCP packets sent */</span></div>
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<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> uint32_t rtcp_pkt_sent_count_;</div>
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<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> </div>
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<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> <span class="comment">/* Flag that is true if the application has not yet sent an RTCP packet. */</span></div>
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<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> <span class="comment">// TODO: Only set, never read</span></div>
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<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> <span class="keywordtype">bool</span> initial_;</div>
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<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> </div>
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<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span> <span class="comment">/* Copy of our own current SSRC */</span></div>
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<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> <span class="keyword">const</span> uint32_t ssrc_;</div>
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<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> </div>
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<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> <span class="comment">/* NTP timestamp associated with initial RTP timestamp (aka t = 0) */</span></div>
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<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span> uint64_t clock_start_;</div>
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<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> </div>
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<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> <span class="comment">/* Clock rate of the media ie. how fast does the time increase */</span></div>
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<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> uint32_t clock_rate_;</div>
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<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> </div>
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<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> <span class="comment">/* The first value of RTP timestamp (aka t = 0) */</span></div>
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<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> uint32_t rtp_ts_start_;</div>
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<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> </div>
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<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> std::map<uint32_t, std::unique_ptr<rtcp_participant>> participants_;</div>
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<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> uint8_t num_receivers_; <span class="comment">// maximum is 32 at the moment (5 bits)</span></div>
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<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> </div>
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<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> <span class="comment">/* statistics for RTCP Sender and Receiver Reports */</span></div>
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<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> <span class="keyword">struct </span>sender_statistics our_stats;</div>
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<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> </div>
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<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> <span class="comment">/* If we expect frames from remote but haven't received anything from remote yet,</span></div>
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<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"> 533</span><span class="comment"> * the participant resides in this vector until he's moved to participants_ */</span></div>
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<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> std::vector<std::unique_ptr<rtcp_participant>> initial_participants_;</div>
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<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> </div>
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<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> <span class="comment">/* Vector of sockets the RTCP runner is listening to</span></div>
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<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span><span class="comment"> * The socket are also stored here (in addition to participants_ map) so they're easier</span></div>
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<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span><span class="comment"> * to pass to poll when RTCP runner is listening to incoming packets */</span></div>
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<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> std::vector<std::shared_ptr<uvgrtp::socket>> sockets_;</div>
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<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> </div>
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<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> void (*sender_hook_)(<a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sender__report.html">uvgrtp::frame::rtcp_sender_report</a> *);</div>
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<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> void (*receiver_hook_)(<a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__receiver__report.html">uvgrtp::frame::rtcp_receiver_report</a> *);</div>
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<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> void (*sdes_hook_)(<a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sdes__packet.html">uvgrtp::frame::rtcp_sdes_packet</a> *);</div>
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<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> void (*app_hook_)(<a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__app__packet.html">uvgrtp::frame::rtcp_app_packet</a> *);</div>
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<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> </div>
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<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> std::function<void(std::shared_ptr<uvgrtp::frame::rtcp_sender_report>)> sr_hook_f_;</div>
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<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> std::function<void(std::unique_ptr<uvgrtp::frame::rtcp_sender_report>)> sr_hook_u_;</div>
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<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> std::function<void(std::shared_ptr<uvgrtp::frame::rtcp_receiver_report>)> rr_hook_f_;</div>
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<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> std::function<void(std::unique_ptr<uvgrtp::frame::rtcp_receiver_report>)> rr_hook_u_;</div>
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<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> std::function<void(std::shared_ptr<uvgrtp::frame::rtcp_sdes_packet>)> sdes_hook_f_;</div>
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<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> std::function<void(std::unique_ptr<uvgrtp::frame::rtcp_sdes_packet>)> sdes_hook_u_;</div>
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<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> std::function<void(std::shared_ptr<uvgrtp::frame::rtcp_app_packet>)> app_hook_f_;</div>
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<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> std::function<void(std::unique_ptr<uvgrtp::frame::rtcp_app_packet>)> app_hook_u_;</div>
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<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> </div>
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<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> std::mutex sr_mutex_;</div>
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<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> std::mutex rr_mutex_;</div>
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<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> std::mutex sdes_mutex_;</div>
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<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> std::mutex app_mutex_;</div>
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<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span> </div>
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<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> std::unique_ptr<std::thread> report_generator_;</div>
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<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> </div>
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<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> <span class="keywordtype">bool</span> is_active()<span class="keyword"> const</span></div>
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<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span><span class="keyword"> </span>{</div>
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<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> <span class="keywordflow">return</span> active_;</div>
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<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> }</div>
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<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> </div>
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<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> <span class="keywordtype">bool</span> active_;</div>
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<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> </div>
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<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> uint32_t interval_ms_;</div>
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<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> </div>
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<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> std::mutex packet_mutex_;</div>
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<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> </div>
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<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> <span class="comment">// messages waiting to be sent</span></div>
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<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> std::vector<uvgrtp::frame::rtcp_sdes_item> ourItems_; <span class="comment">// always sent</span></div>
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<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> std::vector<uint32_t> bye_ssrcs_; <span class="comment">// sent once</span></div>
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<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> std::map<std::string, std::deque<rtcp_app_packet>> app_packets_; <span class="comment">// sent one at a time per name</span></div>
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<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> </div>
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<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> <a class="code hl_struct" href="structuvgrtp_1_1frame_1_1rtcp__sdes__item.html">uvgrtp::frame::rtcp_sdes_item</a> cnameItem_;</div>
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<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> <span class="keywordtype">char</span> cname_[255];</div>
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<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> </div>
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<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> <span class="keywordtype">size_t</span> mtu_size_;</div>
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<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> };</div>
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<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span>}</div>
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<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> </div>
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<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span><span class="keyword">namespace </span>uvg_rtp = uvgrtp;</div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html">uvgrtp::rtcp</a></div><div class="ttdoc">RTCP instance handles all incoming and outgoing RTCP traffic, including report generation.</div><div class="ttdef"><b>Definition:</b> <a href="rtcp_8hh_source.html#l00108">rtcp.hh:108</a></div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a04c887fe95173d55294f57d639a1f602"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a04c887fe95173d55294f57d639a1f602">uvgrtp::rtcp::install_receiver_hook</a></div><div class="ttdeci">rtp_error_t install_receiver_hook(void(*hook)(uvgrtp::frame::rtcp_receiver_report *))</div><div class="ttdoc">Install an RTCP Receiver Report hook.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a0c092bca6edda19218a2cb84ed776c34"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a0c092bca6edda19218a2cb84ed776c34">uvgrtp::rtcp::send_app_packet</a></div><div class="ttdeci">rtp_error_t send_app_packet(const char *name, uint8_t subtype, uint32_t payload_len, const uint8_t *payload)</div><div class="ttdoc">Send an RTCP APP packet.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a2140c6bc5160b4b2bfdf54a91af45422"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a2140c6bc5160b4b2bfdf54a91af45422">uvgrtp::rtcp::install_receiver_hook</a></div><div class="ttdeci">rtp_error_t install_receiver_hook(std::function< void(std::unique_ptr< uvgrtp::frame::rtcp_receiver_report >)> rr_handler)</div><div class="ttdoc">Install an RTCP Receiver Report hook.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a2b831698320212e382e3d565e62d31c4"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a2b831698320212e382e3d565e62d31c4">uvgrtp::rtcp::send_bye_packet</a></div><div class="ttdeci">rtp_error_t send_bye_packet(std::vector< uint32_t > ssrcs)</div><div class="ttdoc">Send an RTCP BYE packet.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a35daabdb93e3bdd40b1ea51e6079bd40"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a35daabdb93e3bdd40b1ea51e6079bd40">uvgrtp::rtcp::install_sdes_hook</a></div><div class="ttdeci">rtp_error_t install_sdes_hook(std::function< void(std::unique_ptr< uvgrtp::frame::rtcp_sdes_packet >)> sdes_handler)</div><div class="ttdoc">Install an RTCP SDES packet hook.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a4a262a814ffa3093ac6829c90b0b3fd1"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a4a262a814ffa3093ac6829c90b0b3fd1">uvgrtp::rtcp::install_sender_hook</a></div><div class="ttdeci">rtp_error_t install_sender_hook(void(*hook)(uvgrtp::frame::rtcp_sender_report *))</div><div class="ttdoc">Install an RTCP Sender Report hook.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a5d0d06f9b4b7779d96d8d60938627316"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a5d0d06f9b4b7779d96d8d60938627316">uvgrtp::rtcp::set_ts_info</a></div><div class="ttdeci">void set_ts_info(uint64_t clock_start, uint32_t clock_rate, uint32_t rtp_ts_start)</div><div class="ttdoc">Provide timestamping information for RTCP.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a65680d4ba308fc8cb92fd41f0d313c84"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a65680d4ba308fc8cb92fd41f0d313c84">uvgrtp::rtcp::send_sdes_packet</a></div><div class="ttdeci">rtp_error_t send_sdes_packet(const std::vector< uvgrtp::frame::rtcp_sdes_item > &items)</div><div class="ttdoc">Send an RTCP SDES packet.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a76cb98093acfb54050b50ff82106ca94"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a76cb98093acfb54050b50ff82106ca94">uvgrtp::rtcp::install_app_hook</a></div><div class="ttdeci">rtp_error_t install_app_hook(std::function< void(std::unique_ptr< uvgrtp::frame::rtcp_app_packet >)> app_handler)</div><div class="ttdoc">Install an RTCP APP packet hook.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a79a46d4dff360019a8a089112998b9eb"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a79a46d4dff360019a8a089112998b9eb">uvgrtp::rtcp::install_sender_hook</a></div><div class="ttdeci">rtp_error_t install_sender_hook(std::function< void(std::unique_ptr< uvgrtp::frame::rtcp_sender_report >)> sr_handler)</div><div class="ttdoc">Install an RTCP Sender Report hook.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a81198428cc697c0c7cbb2a4191f294d8"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a81198428cc697c0c7cbb2a4191f294d8">uvgrtp::rtcp::remove_all_hooks</a></div><div class="ttdeci">rtp_error_t remove_all_hooks()</div><div class="ttdoc">Remove all installed hooks for RTCP.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_a977c99cfaa1442553ab12d4c140bbb0f"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#a977c99cfaa1442553ab12d4c140bbb0f">uvgrtp::rtcp::install_app_hook</a></div><div class="ttdeci">rtp_error_t install_app_hook(void(*hook)(uvgrtp::frame::rtcp_app_packet *))</div><div class="ttdoc">Install an RTCP APP packet hook.</div></div>
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<div class="ttc" id="aclassuvgrtp_1_1rtcp_html_ad694a3a869b1c28309e1f2db6d7c2e50"><div class="ttname"><a href="classuvgrtp_1_1rtcp.html#ad694a3a869b1c28309e1f2db6d7c2e50">uvgrtp::rtcp::install_sdes_hook</a></div><div class="ttdeci">rtp_error_t install_sdes_hook(void(*hook)(uvgrtp::frame::rtcp_sdes_packet *))</div><div class="ttdoc">Install an RTCP SDES packet hook.</div></div>
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<div class="ttc" id="astructuvgrtp_1_1frame_1_1rtcp__app__packet_html"><div class="ttname"><a href="structuvgrtp_1_1frame_1_1rtcp__app__packet.html">uvgrtp::frame::rtcp_app_packet</a></div><div class="ttdoc">See RFC 3550 section 6.7</div><div class="ttdef"><b>Definition:</b> <a href="frame_8hh_source.html#l00151">frame.hh:151</a></div></div>
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<div class="ttc" id="astructuvgrtp_1_1frame_1_1rtcp__header_html"><div class="ttname"><a href="structuvgrtp_1_1frame_1_1rtcp__header.html">uvgrtp::frame::rtcp_header</a></div><div class="ttdoc">Header of for all RTCP packets defined in RFC 3550 section 6</div><div class="ttdef"><b>Definition:</b> <a href="frame_8hh_source.html#l00074">frame.hh:74</a></div></div>
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<div class="ttc" id="astructuvgrtp_1_1frame_1_1rtcp__receiver__report_html"><div class="ttname"><a href="structuvgrtp_1_1frame_1_1rtcp__receiver__report.html">uvgrtp::frame::rtcp_receiver_report</a></div><div class="ttdoc">See RFC 3550 section 6.4.2</div><div class="ttdef"><b>Definition:</b> <a href="frame_8hh_source.html#l00117">frame.hh:117</a></div></div>
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<div class="ttc" id="astructuvgrtp_1_1frame_1_1rtcp__sdes__item_html"><div class="ttname"><a href="structuvgrtp_1_1frame_1_1rtcp__sdes__item.html">uvgrtp::frame::rtcp_sdes_item</a></div><div class="ttdoc">See RFC 3550 section 6.5</div><div class="ttdef"><b>Definition:</b> <a href="frame_8hh_source.html#l00132">frame.hh:132</a></div></div>
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<div class="ttc" id="astructuvgrtp_1_1frame_1_1rtcp__sdes__packet_html"><div class="ttname"><a href="structuvgrtp_1_1frame_1_1rtcp__sdes__packet.html">uvgrtp::frame::rtcp_sdes_packet</a></div><div class="ttdoc">See RFC 3550 section 6.5</div><div class="ttdef"><b>Definition:</b> <a href="frame_8hh_source.html#l00145">frame.hh:145</a></div></div>
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<div class="ttc" id="astructuvgrtp_1_1frame_1_1rtcp__sender__report_html"><div class="ttname"><a href="structuvgrtp_1_1frame_1_1rtcp__sender__report.html">uvgrtp::frame::rtcp_sender_report</a></div><div class="ttdoc">See RFC 3550 section 6.4.1</div><div class="ttdef"><b>Definition:</b> <a href="frame_8hh_source.html#l00124">frame.hh:124</a></div></div>
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<div class="ttc" id="astructuvgrtp_1_1frame_1_1rtp__frame_html"><div class="ttname"><a href="structuvgrtp_1_1frame_1_1rtp__frame.html">uvgrtp::frame::rtp_frame</a></div><div class="ttdoc">See RFC 3550 section 5</div><div class="ttdef"><b>Definition:</b> <a href="frame_8hh_source.html#l00053">frame.hh:53</a></div></div>
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<div class="ttc" id="autil_8hh_html"><div class="ttname"><a href="util_8hh.html">util.hh</a></div></div>
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