Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Web audio api TDC

Rafael Specht da Silva
October 17, 2014
Programming
2
78

Web audio api TDC

Slides from my talk about Web Audio API on TDC Porto Alegre

Rafael Specht da Silva

October 17, 2014
Tweet

More Decks by Rafael Specht da Silva

See All by Rafael Specht da Silva
A gift of sound and vision
rssilva
0
160
JS && Matemática - RSJS 2017
rssilva
2
210
Signal Processing with JavaScript JSConf Colombia
rssilva
0
160
Não alimente os trolls: JavaScript é bonito - FrontInSM 2015
rssilva
1
77
Processamento Digital de Sinais com Javascript - RSJS 2015
rssilva
2
100
Digital Signal Processing w/ Javascript
rssilva
3
1.1k
Javascript Ilegível
rssilva
0
490
Javascript ao Infinito e Além TDC Porto Alegre 2014
rssilva
0
84
Javascript ao infinito e além
rssilva
0
89

Other Decks in Programming

See All in Programming
SwiftUI API Design Lessons
niw
1
260
Django for Data Science (Boston Python Meetup, March 2025)
wsvincent
0
320
PHPで書いたAPIをGoに書き換えてみた 〜パフォーマンス改善の可能性を探る実験レポート〜
koguuum
0
130
Building a macOS screen saver with Kotlin (Android Makers 2025)
zsmb
1
140
複数ドメインに散らばってしまった画像…！ 運用中のPHPアプリに後からCDNを導入する…！
suguruooki
0
470
PHPのガベージコレクションを深掘りしよう
rinchoku
0
260
技術選定を未来に繋いで活用していく
sakito
3
100
AI Agents with JavaScript
slobodan
0
210
AHC 044 混合整数計画ソルバー解法
kiri8128
0
320
AWSで雰囲気でつくる! VRChatの写真変換ピタゴラスイッチ
anatofuz
0
140
The Weight of Data: Rethinking Cloud-Native Systems for the Age of AI
hollycummins
0
270
生成AIを使ったQAアプリケーションの作成 - ハンズオン補足資料
oracle4engineer
PRO
3
190

Featured

See All Featured
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
52
2.4k
Stop Working from a Prison Cell
hatefulcrawdad
268
20k
BBQ
matthewcrist
88
9.6k
A better future with KSS
kneath
239
17k
Java REST API Framework Comparison - PWX 2021
mraible
30
8.5k
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.2k
Designing for humans not robots
tammielis
252
25k
The Illustrated Children's Guide to Kubernetes
chrisshort
48
49k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
30
2k
jQuery: Nuts, Bolts and Bling
dougneiner
63
7.7k
Building an army of robots
kneath
304
45k
Adopting Sorbet at Scale
ufuk
76
9.3k

Transcript

  1. WEB AUDIO API O browser nunca foi tão barulhento @rafael_sps

  2. QUEM? Desenvolvedor Web - Grupo RBS Péssimo músico

  3. Altamente inspirado por @shiota @almirfilho

  4. None
  5. None
  6. None

  7. Em produção link1, link2

  8. Controlar áudio

  9. Audio Context var context = new (window. AudioContext || window.

    webkitAudioContext)();

  10. Controle de tempo Pré-bufferização Efeitos & análise em tempo real

    da tag <audio> diferente

  11. Source Nodes audio buffers live audio inputs <audio> oscillators js

    processors

  12. nodos

  13. Conectando Nodos Source Destination Delay Gain Filter

  14. Osciladores

  15. Tipos exemplo

  16. Fourier Relação Tempo- Frequência

  17. Gráfico de frequência

  18. Filtros exemplo

  19. Gerando Áudio exemplo

  20. Timbre

  21. User Media EXEMPLO

  22. Amostragem EXEMPLO

  23. Quan- tização EXEMPLO

  24. 8-bits EXEMPLO

  25. AS API’s são nossas! Façam barulho na web! @rafael_sps github.com/rssilva

    fb.com/rafaelspdasilva [email protected]