格式： a=downloadspeed：下载倍数（整型）a字段可携带文件大小参数，用于文件下载时的进度计算。格式： a=filesize:文件大小 （单位：Byte）a字段可携带setup、connection作为TCP连接协商参数。 a=setup：TCP连接方式（表示本SDP发送者在建立RTP over TCP连接时是主动还是被动发起TCP连接，“active”为主动，“passive...
a=fmtp:<format/playloadtype> parameters 如:a=fmtp:103 apt=106 三、SDP协议例子 v=0o=StreamingServer 3677033027 1437537780000 IN IP4 192.168.1.44s=\demo.mp4 u=http:///e=admin@ c=IN IP4 0.0.0.0b=AS:1398t=0 0a=control:* a=x-copyright: MP4/3GP File hinted with GPAC 0.5.0-rev4065 (...
a=fmtp:<payload type> <format specific parameters> fmtp,格式参数,即 format parameters; <payload type>:负载类型,同样对应 RTP 包中的音视频数据负载类型; < format specific parameters>:指具体参数,或者说对音视频编码信息的一次处理。该信息从编码器得到,比如视频的SPS\PPS等,用于解码端的播放器初始化。 ...
If the line isn't included, Elemental Live will listen to any packets on the destination IP address (239.x.x.x). In a file for an output: Elemental Live always includes this line in any SDP file that it creates.此頁面是否有幫助? 是 否 提供意見回饋 下一個主題:SDP file with 2022-7...
fmtp,格式参数,即 format parameters; <payload type>:负载类型,同样对应 RTP 包中的音视频数据负载类型; < format specific parameters>:指具体参数,或者说对音视频编码信息的一次处理。该信息从编码器得到,比如视频的SPS\PPS等,用于解码端的播放器初始化。
DASH所使用的MP4文件扩展来自于微软于2009年发布的PIFF文件扩展(ProtectedInteroperable File Format,如下图),这意味着SmoothStreaming协议可以MPEG-DASH协议和在音视频文件层面相互兼容。 DASH协议将对于音视频流描述的部分(也即文件头上的信息)封装为init文件并于MPD文件中提供URL,任何时候客户端均可单独下载解析,这就...
get(fileName))) } def cqlDateTimeString(date: java.util.Date, fmt: String): String = { val outputFormat = new java.text.SimpleDateFormat(fmt) outputFormat.format(date) } def useJava8DateTime(cluster: Cluster) = { //for jdk8 datetime format cluster.getConfiguration().getCodecRegistry() ...
2 SDP file syntax 2.1 Supported attributes This page is related to the Streaming page. Introduction The Session Description Protocol (SDP) is a format for describing the initialization parameters of streaming media sessions. SDP does not deliver media itself but is used for negotiation between en...
* that can be found in the LICENSE file in the root of the source * tree.*/button { margin:020px 25px0; vertical-align: top; width: 134px; } textarea { color: #444; font-size:0.9em; font-weight:300; height:20.0em; padding: 5px; ...
For example, one country may need a flat file message format to distribute the messages and provision (update) their network elements (databases). It is a simple matter to use XSL or custom code to transform the generated XML into the required flat file format. ...