Solution for Solution for High Image Compression High Image Compression

April 15, 2014April 15, 2014

Konan GraphicsKonan Graphics

1. Oh my god! : Big Photo

800 Me

ga

1,300

Mega 1,

600 Mega

2,000 Mega

Camera Resolution of Smart Phone

File Size (Unit :

MB)

2

4

6

8

Galaxy S4

Galaxy S5

Galaxy S5 Pre.

Galaxy S3

2MB 16Mega bps

4MB 32Mega bps

6MB 48Mega bps

8MB 64Mega bps

Photo Size Network Bandwidth

(April, 2014)

(June, 2014)

Big Photo

Resol.

800

1,300

1,600

2,000

(Camera Resolution : Mega)

Sony Experia II(Jan., 2014)

iPhone

1.1 Oh my god! : SNS, Internet Portal

Customer complains image quality.

Network traffic highly increased.

Massive maintainance fee.

Long response time triggers people.

1.3 Oh my god! : Customer

Long waiting time. Time consuming.

Upgrading camera. File size increased.

Big file size. Smart phone charge up.

10 photos transferable.

Rubbing salt in the wound.

1.2 Oh my god! : Web Service

Web page not displayed in 1 second.

Users go out.The cost of Web server

increased

2. Answers

Highly compression tech. keeping good image quality

Jpeg SBS (Small Size but Strong Image Quality) tech.

3. Solution

Advanced PNG (Very high compression tech.)

4. Sample photos : Jpeg SBS technology

Original Jpeg SBS

622 KB 38 KB

File Description

- Resolution : 512 x 768

- Original Size : 622KB

- Jpeg SBS Size : 38KB

- Jpeg SBS characteristics

. Highly compression

. No noise

. High quality

- Bitmap Size : 1.2MB

Small Size but Strong Quality

Original (PNG) New (Advanced PNG)

622 KB 62 KB

File Description

- Resolution : 768 x 512

- Original Size : 553KB

- Jpeg SBS Size : 62KB

- Jpeg SBS characteristics

. Very high compression

. No noise

. Keeping very high image quality

- Bitmap Size : 1.2MB

White is transparent.

4. Sample photos : APNG Tech.

5. Effect (Jpeg) : File Size

800만

1,300만

1,600만

2,000만

Camera Resolution of Smart Phone

1

1.5

2

2.5

Galaxy S4

Galaxy S5

Galaxy S5 Pre.Sony Experia II

Galaxy S3

(April, 2014)

(June, 2014)File Size(MB)

Jpeg Compression

Jpeg SBS Compression

iPhone

(Jan., 2014)

5. Effect (Jpeg 기준 ) : Cost Savings – SNS, Internet Portal

Network fee (10,000 users) per year

Resolution

800

1,300

1,600

2,000

80

144

184

224

Jpeg Compression

Jpeg SBS Compression

Network Bandwidth

32

64

80

96

Comm. Charge (Unit : 10,00,000 USD)

14.4

25.9

33.1

40.3

58

115

144

173

① Remarks : 1G bps – 15,000 USD per month.

② Compression rate of APNG format is very high compared to PNG format.

The effect is much more effective.

5. Effect (Jpeg) : User’s environment upgraded

communication (600MB per month)

Resolution

(Unit : Mega)

800

1,300

1,600

2,000

1

1.8

2.3

2.8

Jpeg Compression

Jpeg SBS Compression

File Size

0.4

0.8

1

1.2

Photos Transferable

600

333

260

214

1,500

750

600

500

① Compression rate of APNG format is very high compared to PNG format.

The effect is much more effective.

Waiting Time

2

3.6

4.6

5.6

0.8

1.6

2

2.4

② Network speed : 100M bps. Real speed 50M bps.