P2C
- K12 2. 3. P2C 4. 5. SaaS 6. 7.
Lync InfoQ
K12
11
LAMP
SOA
Shard
SLA
P2C
4 2
-
-
App
/ PC / +
PC
App
Lambda
APP
Data Collect Layer Flume +Kafka
SpeedReal Time Layer Storm+ Redis Batch Layer MapReduce/H ive +HDFS
Lambda
Service
+
-
- Recall
Recall
GBDT
· · · · ·
· · ·
· · ·
· · · · ·
LR->
/
[200-300) [100-200) [0-100)
[300-400) [400-500]
SaaS
CRM AIDMA
IP/
...
400
IDC A
A
IDC B
B
C
IDC C
+ HTTP DNS
H264+OPUSRTMPHLS
Media Stack
Audio Stream
AEC
NS
AAGC/DA
GC
CNG
Encode
Audio Engine
Video Stream Video Processing Software Encode Hardware Encode Video Engine
RTP/SRTP
Device Manager QC
Audio Stream Healer Jitter Buffer Decode Audio Engine
Video Stream Video Processing Software Decode Hardware Decode Video Engine
RTP/SRTP
Transport
Transport
-
- FECJitter BufferAudio Healer
- Real Time ThreadGPU
· ·
· · ·
- USBType C + USB 2. 3.
-
- 40410
+(vs PPT + )
- ROI 2. KISS(Keep It Simple Stupid)Over Design 3. 4. 5. 8/22