DMP Brainstorming

Smarter DASHTiejun HUANG

National Engineering Lab for Video Technology, Peking UniversityJan.11 2014 @ San Jose, CA. USA

2

DASH

3

DASH…to be smarter

Smart Transmission

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

Simple Fetch

ClientClient

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

Multiple URLs Fetch

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

ClientClient

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

Duplicated Delivery

ClientClient

MPDMPDMPDMPDMPDMPDMPDMPD

Segment ASegment ASegment ASegment A

ClientX

ClientX

ClientY

ClientY

Segment ASegment A

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

Duplication Removal

ClientClient

MPDMPDMPDMPDMPDMPDMPDMPD

Segment ASegment ASegment ASegment A

ClientX

ClientX

ClientY

ClientY

How to find out the duplicated segments?

Segment ASegment ASegment ASegment ASegment ASegment ASegment ASegment ASegment ASegment A

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPDMPDMPD

Buffering in the Cloud

ClientClient

MPDMPDMPDMPDMPDMPDMPDMPD

ClientX

ClientX

ClientY

ClientY

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

MPDMPD

Segment ASegment A

Segment BSegment B

Segment CSegment C

P2P Segment Sharing

MPDMPDMPDMPDMPDMPDMPDMPD

Segment ASegment ASegment ASegment AClientClient

ClientX

ClientX

ClientY

ClientY

Smarter to Reduce Transmission Cost

• DASH enabled CDN• Router with Segment Buffer• Smart DASH server pointing to resources• DASH enabled P2P• DASH over CCN/ICN• ……• Extent DASH to support above protocols– by DMP or in MPEG?

Thanks!Q & A