Using Virtual Player Type Youtube; Table 7 Youtube Formats - Juniper MEDIA FLOW CONTROLLER 2.0.4 - ADMINISTRATOR S GUIDE AND CLI Administrator's Manual

Media Flow Controller Administrator's Guide
In this way, URLs containing 01 in the correct place (12 bytes from the end) map to an
assured flow rate of 300; with 02 the assured flow rate is 500; and so on. Defaults are:
Match: 00
Match: 01
Match: 02
Match: 03
Match: 04
Match: 05
Match: 06
Match: 07
Match: 08
Match: 09
Match: 0A
Match: 0B
Match: 0C
Match: 0D
Important!
underscore is missing, the URI does not map correctly.

Using Virtual Player Type youtube

YouTube encodes media content using industry standard video and audio compression
schemes such as H.264/AVC for video and AAC for audio. It stores the encoded bit streams
using either FLV, MP4 or 3GP containers, depending on the spatial resolution of the video.
Currently, YouTube supports the following different formats as outlined in
Associations to one of these formats is signaled through a request originating from the player
via a query parameter typically of the type fmt or itag
Table 7 YouTube Formats
Media Types Standard
Format/Tag Values
(fmt, itag)
Container Types
Video Codec H.264/AVC
Audio Codec
Spatial Resolution 320x240
640x480
Requests originating from a YouTube player for a video asset have been observed to typically
come in the following two forms (underlining highlights important details):
(a)GET "http://www.youtube.com/get_video?video_id=fBE7y6Uba5M&t=
vjVQa1PpcFPfHDFKYQ1s_RIHTM-GxADM8vFGLxxc_rs=&el=detailpage&ps=&fmt=34&asv=2&
noflv=1"
(b)GET "http://v8.nonxt7.c.YouTube.com/
videoplayback?ip=0.0.0.0&sparams=id%2Cexpire%2Cip%2Cipbits%2Citag%2Calgorith
m%2Cburst%2Cfactor&fexp=904405&algorithm=throttle-factor&itag=34&ipbits=0&bu
Rate: 150 kbps
Rate: 180 kbps
Rate: 270 kbps
Rate: 330 kbps
Rate: 420 kbps
Rate: 470 kbps
Rate: 520 kbps
Rate: 575 kbps
Rate: 700 kbps
Rate: 800 kbps
Rate: 900 kbps
Rate: 1300 kbps
Rate: 1750 kbps
Rate: 1920 kbps
Media Flow Controller checks for an underscore ( _ ) before the 14th byte; if the
Medium
34 18
FLV MP4
H.264/AVC
AAC AAC
480x360
480x270
Media Flow Controller Configuration Tasks (CLI)
High 720p
35 22
FLV MP4
H.264/AVC H.264/AVC
AAC AAC
854x480 1280x720
Creating and Configuring Virtual Players (CLI)
Table 7.
1080P Mobile
37 17
MP4 3GPP
H.264/AVC MPEG-4 Part 2
AAC AAC
1920x1080 176x144
77