Digital Signal Processors for real-time audio processing
نویسنده
چکیده
We analyze the requirements for digital signal processors used in audio applications. Methods for assessing the real computing power expected from them are presented. Proper requirements for a real-time development platform are also described. Code development tools are also included. Finally a review of common processors is done according to those criteria.
منابع مشابه
Instruction Set Architecture for Multimedia Signal Processing
Multimedia signal processing, or media processing [1], is the processing of digital multimedia information in a programmable processor. Digital multimedia information includes visual information like images, video, graphics and animation, audio information like voice and music, and textual information like keyboard text and handwriting. With general-purpose computers processing more multimedia ...
متن کاملWavelets in Real-time Digital Audio Processing: a Software for Understanding Wavelets in Applied Computer Science
Today increasing hardware performance and the development of faster and more efficient algorithms allow the implementation of signal processors even on PCs. This article discusses real-time processing of digital audio with wavelets and multiresolution analysis. We present a tool that allows the real-time application and modification of wavelet filters. Thus, it allows the user to directly hear ...
متن کاملUsing Parallel Signal Processing in Real-Time Audio Matrix Systems
The paper deals with design and performance analysis of algorithms that utilize parallel signal-processing methods and SIMD technology for multiply-and-add algorithm for digital audio signal processing. This algorithm is used for summing the gained input signals on output buses in applications for distributing, mixing, effect-processing, and switching multi-format digital audio signal in an aud...
متن کاملAn Intuitive Design Approach For Implementing Real Time Audio Effects
Audio effect implementation on random musical signal is a basic application of digital signal processors. In this paper, the compatibility features of MATLAB R2008a with Code Composer Studio 3.3 has been exploited to develop Simulink models which when emulated on TMS320C6713 DSK generate real time audio effects. Each design has been done by two different asynchronous scheduling techniques: (i) ...
متن کاملMultimedia Processors - Proceedings of the IEEE
This paper describes recent large-scale-integration programmable processors designed for multimedia processing such as real-time compression and decompression of audio and video as well as the generation of computer graphics. As the target of these processors is to handle audio and video in real time, the processing capability must be increased tenfold compared to that of conventional microproc...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
عنوان ژورنال:
دوره شماره
صفحات -
تاریخ انتشار 2007