Rendering of real-time video visual effects on mobile devices requires fast processing of graphical resources. Regarding the fact that their quality is critical for end user, we are facing challenging tasks of optimisation.

1. Resources compression for
OpenGL
Sep 2015

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What do we use to build filters?
• Face deformations:
- stretching
- eye coloring
- skin defection removal etc.
• Post processing:
- water distortion
- refraction
- heat haze etc.
• 2d particle system
• 3d object attachments
• 2d textures: static and animated

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35 fps animation with 100 frames
~50 MB of png textures
1-3s of pause on filter loading

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png compression
112 KB 27 KB

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png vs jpeg

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• ~500 KB on each
filter
• seamless loading
• happy end user :)
Results:

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thank you :D