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Full-Text Articles in Engineering

X264 Video Encoding Frontend, Alvin Lam Jun 2015

X264 Video Encoding Frontend, Alvin Lam

Computer Science and Software Engineering

x264 is a free video codec for encoding video streams into the H.264/MPEG-4 AVC format. It has become the new standard for video encoding, providing higher quality with a higher compression than that of XviD. x264 provides a command line interface as well as an API and is used in popular applications such as HandBrake and FFmpeg. Advanced Audio Coding (AAC) is a very popular audio coding standard for lossy digital audio compression. AAC provides a higher sound quality than MP3 at similar bitrates. This senior project describes the design and implementation of a x264 video encoding frontend that uses …


Smart Shot: Electronic Target With Smartphone Application, Tyler Stuart Pickett, Taylor Jacob Hutchinson Jun 2015

Smart Shot: Electronic Target With Smartphone Application, Tyler Stuart Pickett, Taylor Jacob Hutchinson

Electrical Engineering

The objective of this project is to develop an electronic system for recreational shooters that functions as a target with real-time feedback. The system provides a user-friendly alternative to paper targets and expensive competition scoring systems. One of the largest challenges presented by this project is balancing cost, durability, and sensitivity. The scope of this project includes the design and implementation of a target assembly, an electronic system, and a smartphone application.

The system is comprised of three main modules: the target, the control module, and the smartphone app. The electronic target communicates wirelessly with the smartphone via Bluetooth. Once …


Visualizing Relationships Between Related Variables: Improving Physics Education Through D3.Js Network Visualizations, Stephanie Friend Mar 2015

Visualizing Relationships Between Related Variables: Improving Physics Education Through D3.Js Network Visualizations, Stephanie Friend

Liberal Arts and Engineering Studies

phiMap is a web application started by Cal Poly professors and students to aid professors in teaching physics. I developed Javascript visualizations for phiMap that serve to simplify the processes of both teaching and learning physics. These visualizations aim to present relationships between physics variables in an easy to understand manner, and they could eventually have a huge impact on physics education.