📄 实时传输协议（rtp）和实时控制协议（rtcp）(h264).mht
字号:
MIME-Version: 1.0
Content-Type: multipart/related; boundary="----=_NextPart_01C6D010.7908C5B0"
此文档为“单个文件网页”，也称为“Web 档案”文件。如果您看到此消息，但是您的浏览器或编辑器不支持“Web 档案”文件。请下载支持“Web 档案”的浏览器，如 Microsoft Internet Explorer。
------=_NextPart_01C6D010.7908C5B0
Content-Location: file:///C:/9699DEA9/file6409.htm
Content-Transfer-Encoding: quoted-printable
Content-Type: text/html; charset="us-ascii"
<html xmlns:v=3D"urn:schemas-microsoft-com:vml"
xmlns:o=3D"urn:schemas-microsoft-com:office:office"
xmlns:w=3D"urn:schemas-microsoft-com:office:word"
xmlns:dt=3D"uuid:C2F41010-65B3-11d1-A29F-00AA00C14882"
xmlns:st1=3D"urn:schemas-microsoft-com:office:smarttags"
xmlns=3D"http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv=3DContent-Type content=3D"text/html; charset=3Dus-ascii">
<meta name=3DProgId content=3DWord.Document>
<meta name=3DGenerator content=3D"Microsoft Word 11">
<meta name=3DOriginator content=3D"Microsoft Word 11">
<link rel=3DFile-List href=3D"file6409.files/filelist.xml">
<link rel=3DEdit-Time-Data href=3D"file6409.files/editdata.mso">
<!--[if !mso]>
<style>
v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style>
<![endif]-->
<title>实时传输协议（RTP）&=
#21644;实时控制协议（RTCP）=
</title>
<o:SmartTagType namespaceuri=3D"urn:schemas-microsoft-com:office:smarttags"
name=3D"chsdate"/>
<!--[if gte mso 9]><xml>
<o:DocumentProperties>
<o:Author>zyz</o:Author>
<o:LastAuthor>zyz</o:LastAuthor>
<o:Revision>2</o:Revision>
<o:TotalTime>1</o:TotalTime>
<o:Created>2006-09-04T02:54:00Z</o:Created>
<o:LastSaved>2006-09-04T02:54:00Z</o:LastSaved>
<o:Pages>1</o:Pages>
<o:Words>659</o:Words>
<o:Characters>3760</o:Characters>
<o:Company>goldinfo</o:Company>
<o:Lines>31</o:Lines>
<o:Paragraphs>8</o:Paragraphs>
<o:CharactersWithSpaces>4411</o:CharactersWithSpaces>
<o:Version>11.6408</o:Version>
</o:DocumentProperties>
</xml><![endif]--><!--[if gte mso 9]><xml>
<w:WordDocument>
<w:SpellingState>Clean</w:SpellingState>
<w:GrammarState>Clean</w:GrammarState>
<w:PunctuationKerning/>
<w:DrawingGridVerticalSpacing>7.8 磅</w:DrawingGridVerticalSpacing>
<w:DisplayHorizontalDrawingGridEvery>0</w:DisplayHorizontalDrawingGridEve=
ry>
<w:DisplayVerticalDrawingGridEvery>2</w:DisplayVerticalDrawingGridEvery>
<w:ValidateAgainstSchemas/>
<w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid>
<w:IgnoreMixedContent>false</w:IgnoreMixedContent>
<w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText>
<w:Compatibility>
<w:SpaceForUL/>
<w:BalanceSingleByteDoubleByteWidth/>
<w:DoNotLeaveBackslashAlone/>
<w:ULTrailSpace/>
<w:DoNotExpandShiftReturn/>
<w:AdjustLineHeightInTable/>
<w:BreakWrappedTables/>
<w:SnapToGridInCell/>
<w:WrapTextWithPunct/>
<w:UseAsianBreakRules/>
<w:DontGrowAutofit/>
<w:UseFELayout/>
</w:Compatibility>
<w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel>
</w:WordDocument>
</xml><![endif]--><!--[if gte mso 9]><xml>
<w:LatentStyles DefLockedState=3D"false" LatentStyleCount=3D"156">
</w:LatentStyles>
</xml><![endif]--><!--[if !mso]><object
classid=3D"clsid:38481807-CA0E-42D2-BF39-B33AF135CC4D" id=3Dieooui></objec=
t>
<style>
st1\:*{behavior:url(#ieooui) }
</style>
<![endif]-->
<style>
<!--
/* Font Definitions */
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;
mso-font-alt:SimSun;
mso-font-charset:134;
mso-generic-font-family:auto;
mso-font-pitch:variable;
mso-font-signature:3 135135232 16 0 262145 0;}
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;
mso-font-charset:134;
mso-generic-font-family:auto;
mso-font-pitch:variable;
mso-font-signature:3 135135232 16 0 262145 0;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{mso-style-parent:"";
margin:0cm;
margin-bottom:.0001pt;
text-align:justify;
text-justify:inter-ideograph;
mso-pagination:none;
font-size:10.5pt;
mso-bidi-font-size:12.0pt;
font-family:"Times New Roman";
mso-fareast-font-family:SimSun;
mso-font-kerning:1.0pt;}
a:link, span.MsoHyperlink
{color:blue;
text-decoration:underline;
text-underline:single;}
a:visited, span.MsoHyperlinkFollowed
{color:purple;
text-decoration:underline;
text-underline:single;}
p
{mso-margin-top-alt:auto;
margin-right:0cm;
mso-margin-bottom-alt:auto;
margin-left:0cm;
mso-pagination:widow-orphan;
font-size:12.0pt;
font-family:SimSun;
mso-bidi-font-family:SimSun;}
span.SpellE
{mso-style-name:"";
mso-spl-e:yes;}
span.GramE
{mso-style-name:"";
mso-gram-e:yes;}
/* Page Definitions */
@page
{mso-page-border-surround-header:no;
mso-page-border-surround-footer:no;}
@page Section1
{size:595.3pt 841.9pt;
margin:72.0pt 90.0pt 72.0pt 90.0pt;
mso-header-margin:42.55pt;
mso-footer-margin:49.6pt;
mso-paper-source:0;
layout-grid:15.6pt;}
div.Section1
{page:Section1;}
-->
</style>
<!--[if gte mso 10]>
<style>
/* Style Definitions */
table.MsoNormalTable
{mso-style-name:\666E\901A\8868\683C;
mso-tstyle-rowband-size:0;
mso-tstyle-colband-size:0;
mso-style-noshow:yes;
mso-style-parent:"";
mso-padding-alt:0cm 5.4pt 0cm 5.4pt;
mso-para-margin:0cm;
mso-para-margin-bottom:.0001pt;
mso-pagination:widow-orphan;
font-size:10.0pt;
font-family:"Times New Roman";
mso-fareast-font-family:"Times New Roman";
mso-ansi-language:#0400;
mso-fareast-language:#0400;
mso-bidi-language:#0400;}
</style>
<![endif]--><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext=3D"edit" spidmax=3D"2050"/>
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext=3D"edit">
<o:idmap v:ext=3D"edit" data=3D"1"/>
</o:shapelayout></xml><![endif]-->
</head>
<body lang=3DZH-CN link=3Dblue vlink=3Dpurple style=3D'tab-interval:21.0pt;=
text-justify-trim:
punctuation'>
<div class=3DSection1 style=3D'layout-grid:15.6pt'>
<p align=3Dcenter style=3D'margin:0cm;margin-bottom:.0001pt;text-align:cent=
er;
mso-outline-level:1'><span lang=3DEN-US><a
href=3D"http://www.ednchina.com/blog/exvision/268/message.aspx"><b><span
lang=3DEN-US style=3D'font-size:10.5pt'><span lang=3DEN-US>实时=
传输协议（RTP</span></span></b><b><span
lang=3DEN-US style=3D'font-size:10.5pt'><span lang=3DEN-US>）和=
实时控制协议（RTCP</span></span><=
/b><b><span
lang=3DEN-US style=3D'font-size:10.5pt'><span lang=3DEN-US>）</span><=
/span></b></a></span></p>
<p class=3DMsoNormal align=3Dleft style=3D'mso-margin-top-alt:auto;mso-marg=
in-bottom-alt:
auto;text-align:left;line-height:14.0pt;mso-pagination:widow-orphan'><span
lang=3DEN-US style=3D'font-size:10.0pt;font-family:SimSun;mso-bidi-font-fam=
ily:
SimSun;mso-font-kerning:0pt'>RTP</span><span style=3D'font-size:10.0pt;
font-family:SimSun;mso-bidi-font-family:SimSun;mso-font-kerning:0pt'>਷=
9;一种提供端对端传输&=
#26381;务的实时传输协议A=
292;用来支持在单目标广=
;播和多目标广播网络&#=
26381;务中传输实时数据ʌ=
92;而实时数据的传输则=
由<span
lang=3DEN-US>RTCP</span>协议来监视和=
5511;制。<span
lang=3DEN-US><o:p></o:p></span></span></p>
<p class=3DMsoNormal align=3Dleft style=3D'mso-margin-top-alt:auto;mso-marg=
in-bottom-alt:
auto;text-align:left;line-height:14.0pt;mso-pagination:widow-orphan'><span
lang=3DEN-US style=3D'font-size:10.0pt;font-family:SimSun;mso-bidi-font-fam=
ily:
SimSun;mso-font-kerning:0pt'>RTP</span><span style=3D'font-size:10.0pt;
font-family:SimSun;mso-bidi-font-family:SimSun;mso-font-kerning:0pt'>ऩ=
0;义在<span
lang=3DEN-US>RFC <o:p></o:p></span></span></p>
<p class=3DMsoNormal align=3Dleft style=3D'mso-margin-top-alt:auto;mso-marg=
in-bottom-alt:
auto;text-align:left;line-height:14.0pt;mso-pagination:widow-orphan'><span
style=3D'font-size:10.0pt;font-family:SimSun;mso-bidi-font-family:SimSun;
mso-font-kerning:0pt'>使用<span lang=3DEN-US>RTP</span>协=
议的应用程序运行在<sp=
an
lang=3DEN-US>RTP</span>之上，而执行<span
lang=3DEN-US>RTP</span>的程序运行在<span
lang=3DEN-US>UDP</span>的上层，目的=
159;为了使用<span
lang=3DEN-US>UDP</span>的端口号和检=
597;<span
class=3DGramE>和</span>。如图<span lang=3DEN-US>16-=
12</span>所示，<span
lang=3DEN-US>RTP</span>可以看成是传$=
755;层的子层。由多媒体=
;应用程序生成的声音&#=
21644;电视数据块被封装ß=
12;<span
lang=3DEN-US>RTP</span>信息包中，每=
010;<span
lang=3DEN-US>RTP</span>信息包被封装=
312;<span
lang=3DEN-US>UDP</span>消息段中，然=
518;再封装在<span
lang=3DEN-US>IP</span>数据包中。<span lang=3D=
EN-US><o:p></o:p></span></span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;line-height:14.0=
pt;
mso-pagination:widow-orphan'><span lang=3DEN-US style=3D'font-size:10.0pt;
font-family:SimSun;mso-bidi-font-family:SimSun;color:blue;mso-font-kerning:
0pt'>1889</span><span style=3D'font-size:10.0pt;font-family:SimSun;mso-bidi=
-font-family:
SimSun;mso-font-kerning:0pt'>中。信息包௚=
0;结构包含广泛用于多&=
#23186;体的若干个域，包=
324;声音点播<span
lang=3DEN-US>(audio-on-demand)</span>、影视点਑=
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -