Post on 20-May-2018
Video Encoding On AWS
Kevin McEnteeVP Systems Engineering
Netflix Encoding• Weak Standards
– Codec• VC-1, H.264
– File format– File format• Mpeg4 + extensions
– DRM• WM/DRM, AACS
Broad Collection Movies & TV
• 19 source formatsformats
• 17,000 files
• 80 TB
Broad Collection Of Players
Computer Game Platforms
Consumer Electronics
Success Without Standards
5 Formats
500k1000k
1600k
Legacy VC-1
500k1000k
1500k
500k1000k
1500k
500k1000k
1500k
CE1.0 CE2.0 PS3
380k560k
1050k
AWS
1600k
2200k
3400k
4400k
5500k
1500k
2600k
3800k
1500k
2600k
3800k
1500k
2600k
3800k
2000k 2000k2000k
1050k
2350k
3600k
1750k
Data Center Encoding
Requirements
August Sept Oct NovR&D Encoding Launch!
• Stable encoding tools• Stable input formats• Stable output
requirements• Reliable equipment
Netflix Confidential7
Launch!
Data Center Encoding
Requirements
August Sept Oct NovR&D
Reality
Encoding
• Stable encoding tools• Stable input formats• Stable output
requirements• Reliable equipment
Netflix Confidential8
• Don’t exist• 19 formats from studios• Late video player
development• Smoking mother boards
PS3 Challenge• 17,000 Movies & TV Shows
– 80 terabytes
• 6 video bit rates + 1 audio bit rate– 55 terabytes– 55 terabytes
• Late cycle R&D integration• Great user experience• 100% complete for launch date
Netflix Confidential9
Adaptive Streaming
Begin Playback
Step Up
Highest Possible
PS3 EncodeEmployee
Beta Begins
July August
Encoding250 EC2
Sept Oct
R&D
Nov
PS3 Encode
Encoding1200 EC2
EmployeeBeta Begins
July August Sept Oct
R&D
Nov
PS3 Encoding Workflow
File FormattersIntermediate Stream
80 TBS3
55 TBS3
EC2
AWS Import/Export
PS3 Encoding Workflow
File FormattersIntermediate Stream
80 TBS3
Intermediate
S3
AWS Import/Export
EC2
55 TBS3
AWS Import/Export
Encoding Success• Flexibility
– EC2 elasticity preserved launch schedule– S3 easy and powerful– AWS Import/Export is easy– AWS Import/Export is easy
• Low operations complexity– Provisioning and running data centers is
not core to Netflix
Netflix Confidential15