'Audio coding' diaporamas de présentation

11.21.11

804 views • 68 slides

T325: Technologies for digital media

825 views • 62 slides

DSP- CIS Chapter-7: Introduction to Multi-rate Systems & Filter Banks

DSP- CIS Chapter-7: Introduction to Multi-rate Systems & Filter Banks. Marc Moonen Dept. E.E./ESAT, KU Leuven marc.moonen@esat.kuleuven.be www.esat.kuleuven.be / scd /. Overview. Filter banks introduction Introduction Applications Aliasing & perfect reconstruction

645 views • 48 slides

Using Digital Music in Scottish Country Dancing

Using Digital Music in Scottish Country Dancing. A presentation by David Ambrose 19th April 2009 for South East Region Teachers Association. Our Discussion Today. E quipment. Mixing and microphones. Digital music; what is it? Getting music onto the equipment. Working with sound files.

744 views • 43 slides

Psychoacoustic audio coding on ARM CPUs

Psychoacoustic audio coding on ARM CPUs. Een populaire DSP-toepassing en een populaire embedded architectuur nader bekeken. Gian-Carlo Pascutto. Situering. ARM arch. Psy. audio coding. Bacon. ARM Player. Vragen. Inhoud. Inleiding & Situering De ARM-architectuur

504 views • 42 slides

Introducing Audio Signal Processing & Audio Coding

Introducing Audio Signal Processing & Audio Coding. Dr Michael Mason Senior Manager, CE Technology Dolby Australia Pty Ltd. Overview. Audio Signal Processing Applications @ Dolby Audio Signal Processing Basics Sampling What is an audio signal? Signal Processing Domains

469 views • 42 slides

An Overview of Perceptual Audio Coding and MPEG AAC

An Overview of Perceptual Audio Coding and MPEG AAC. Introduction. Audio coding or audio compression algorithms are used to obtain compact digital representation of high-fidelity (wideband) audio signals for the purpose of efficient transmission or storage.

655 views • 41 slides

Speech & Audio Processing

Speech & Audio Processing. Speech & Audio Coding Examples. A Simple Speech Coder. LPC Based Analysis Structure. Linear Prediction Analysis. Levinson- Durbin. Pre- emphasis. Windowing Analysis. Auto- Correlation. Audio Input. Residual. Residual. Analysis Filter. Quantization.

563 views • 36 slides

Speech & Audio Processing

Speech & Audio Processing. Speech & Audio Coding Examples. A Simple Speech Coder. LPC Based Analysis Structure. Linear Prediction Analysis. Levinson- Durbin. Pre- emphasis. Windowing Analysis. Auto- Correlation. Audio Input. Residual. Residual. Analysis Filter. Quantization.

392 views • 36 slides

Rate-distortion Optimization for MP3 and AAC Audio Coding with Complete Decoder Compatibility

Rate-distortion Optimization for MP3 and AAC Audio Coding with Complete Decoder Compatibility. Jingming Xu Multimedia Communications Lab University of Waterloo. Outline. Introduction and motivation MP3, AAC, and Two-nested-loop Search Rate-distortion optimization for MP3

564 views • 30 slides

Audio Codecs

378 views • 27 slides

Multimedia Data Speech and Audio

Multimedia Data Speech and Audio. Dr Mike Spann http://www.eee.bham.ac.uk/spannm M.Spann@bham.ac.uk Electronic, Electrical and Computer Engineering. Content. Speech and sound signals Speech production Sampling speech signals What signals look and sound like? Time/Frequency components

286 views • 19 slides

Multimedia Data Speech and Audio

Multimedia Data Speech and Audio. Dr Sandra I. Woolley http://www.eee.bham.ac.uk/woolleysi S.I.Woolley@bham.ac.uk Electronic, Electrical and Computer Engineering. Content. Speech and sound signals What signals look and sound like? (SFS demo) Frequency components

192 views • 19 slides

Digital TV Standards

Digital TV Standards. All digital TV variants can carry both standard-definition television (SDTV) and high-definition television (HDTV). SDTV digital television systems derive much of their structure from the need to be compatible with analog television.

284 views • 13 slides

Web Applications and Multimedia Data Delivery

Web Applications and Multimedia Data Delivery. By Prof. J.P. Cosmas & Dr M. Li. Preliminaries. Lecture each week: 3.00 pm - 5.00 pm on Thursday in room H 310 Seminar on odd weeks 10.00 am - 11.00 am on Friday in room H310 Assessment for Multimedia Data Delivery part

139 views • 13 slides