CASE STUDIES

State of the art surround sound integration for an automotive Tier 1 solution provider

What we did and delivered

Porting and optimization of MPEG Surround decoder for integration to Auto infotainment platform
Integration of spatial decoder with core AAC decoder for SBR and non SBR cases
Algorithm Optimization of Synthesis filter bank which was time critical
Platform Optimization: Function profiling, analysis, C optimization of time critical modules, Fixed point code for time critical data path, ARM NEON intrinsic usage
Integration with Multimedia subsystem in infotainment platform using GStreamer plugins

Outcomes

Achieved target performance of 100MHz of CPU load from 900 MHz passing all compliance requirements

Technology Stack

MATLAB
C/C++
Assembly

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