image_optimization.pdf

Transcript

1. WELCOME

2. WE ARE FREELETICS since 2013

3. WE ARE FREELETICS 18.000.000+ > Freeletics Users:

4. Bodyweight Nutrition Running Gym WE ARE FREELETICS

5. None

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

7. LET ME TELL THE STORY…

8. 0 27.5 55 82.5 110 Before After THE STORY MB

9. THE STORY

10. THE STORY

11. THE STORY

12. OPTIMIZATION

13. OPTIMIZATION by Xcode

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

    MB by Xcode Bundle size

15. ImageOptim https://imageoptim.com OPTIMIZATION

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

    33%

17. OPTIMIZATION

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

    – 72%

19. OPTIMIZATION

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

    – 94%

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

22. PNG to JPG ? CONVERTING

23. CONVERTING

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

    "image.jpg" SIPS

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

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

26. PULL_REQUEST_TEMPLATE.md PROCESSES

27. 0 27.5 55 82.5 110 Before After CONCLUSION MB

28. CONCLUSION

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

30. aydarin aydar.mukh@gmail.com @aydarmukh QUESTIONS THANK YOU