Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Image optimization for decreasing app size

Aydar
September 07, 2017
Programming
0
73

Image optimization for decreasing app size

Presentation for The Munich iOS Developer Meetup lightning talk hosted at Freeletics

Aydar

September 07, 2017
Tweet

More Decks by Aydar

See All by Aydar
The Realities of A/B Testing
aydarin
0
60
Development on Kotlin/Native and Swift
aydarin
1
82
AppCode under the hood
aydarin
1
190
Bridging the gap between Kotlin and Swift
aydarin
0
100
A look into AB testing
aydarin
0
67
Exploring MVVM-C
aydarin
0
130
Coordinate your app
aydarin
1
65
Localization.pdf
aydarin
0
34
MVVM vs MVP
aydarin
1
230

Other Decks in Programming

See All in Programming
return文におけるstd::moveについて
onihusube
1
1.3k
短期間での新規プロダクト開発における「コスパの良い」Goのテスト戦略」 / kamakura.go
n3xem
2
190
非ブラウザランタイムとWeb標準 / Non-Browser Runtimes and Web Standards
petamoriken
0
380
Monixと常駐プログラムの勘どころ / Scalaわいわい勉強会 #4
stoneream
0
300
iOS開発におけるCopilot For XcodeとCode Completion / copilot for xcode
fuyan777
1
710
ChatGPT とつくる PHP で OS 実装
memory1994
PRO
3
140
PHPカンファレンス 2024｜共創を加速するための若手の技術挑戦
weddingpark
0
100
LLM Supervised Fine-tuningの理論と実践
datanalyticslabo
8
1.7k
AppRouterを用いた大規模サービス開発におけるディレクトリ構成の変遷と問題点

eiganken
1
200
なまけものオバケたち -PHP 8.4 に入った新機能の紹介-
tanakahisateru
1
130
fs2-io を試してたらバグを見つけて直した話
chencmd
0
260
GitHubで育つ コラボレーション文化 : ニフティでのインナーソース挑戦事例 - 2024-12-16 GitHub Universe 2024 Recap in ZOZO
niftycorp
PRO
0
620

Featured

See All Featured
Bash Introduction
62gerente
609
210k
Optimizing for Happiness
mojombo
376
70k
Designing on Purpose - Digital PM Summit 2013
jponch
116
7k
How GitHub (no longer) Works
holman
311
140k
Fireside Chat
paigeccino
34
3.1k
Principles of Awesome APIs and How to Build Them.
keavy
126
17k
Imperfection Machines: The Place of Print at Facebook
scottboms
266
13k
A Modern Web Designer's Workflow
chriscoyier
693
190k
Measuring & Analyzing Core Web Vitals
bluesmoon
5
190
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
49
2.2k
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
171
50k
How to Think Like a Performance Engineer
csswizardry
22
1.2k

Transcript

  1. IMAGE OPTIMIZATION FOR DECREASING APP SIZE Aydar Mukhametzyanov (Freeletics)

  2. LET ME TELL THE STORY…

  3. 0 27.5 55 82.5 110 Before After THE STORY MB

  4. THE STORY

  5. THE STORY

  6. THE STORY

  7. OPTIMIZATION

  8. OPTIMIZATION by Xcode

  9. OPTIMIZATION Asset size 12.9 MB 197.3 MB 196.3 MB -1

    MB by Xcode Bundle size

  10. ImageOptim https://imageoptim.com OPTIMIZATION

  11. Original PNG 1.8 MB Optimized PNG 1.2 MB OPTIMIZATION –

    33%

  12. OPTIMIZATION

  13. Original PNG 1.8 MB Lossy optimized PNG 498 KB OPTIMIZATION

    – 72%

  14. OPTIMIZATION

  15. Original JPG 1.4 MB Lossy optimized JPG 79 KB OPTIMIZATION

    – 94%

  16. OPTIMIZATION /Applications/ImageOptim.app/Contents/MacOS/ImageOptim *.png

  17. PNG to JPG ? CONVERTING

  18. CONVERTING

  19. CONVERTING sips -s format jpeg -s formatOptions 100 “image.png" --out

    "image.jpg" SIPS

  20. { "images" : [ { "idiom" : "universal", "filename" :

    "welcome-photo-man.jpg", "scale" : "1x" }, … Content.json CONVERTING

  21. PULL_REQUEST_TEMPLATE.md PROCESSES

  22. 0 27.5 55 82.5 110 Before After CONCLUSION MB

  23. CONCLUSION

  24. ImageOptim PULL_REQUEST_TEMPLATE.md CONCLUSION SIPS CONVERTING OPTIMIZATION PROCESSES Xcode +

  25. aydarin [email protected] @aydarmukh QUESTIONS THANK YOU