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Matt Bradshaw 1bec7b51c3 loading files and playing them using web audio api 6 yıl önce
docs Add issue template 6 yıl önce
examples Update WM8731 documentation 6 yıl önce
extras loading files and playing them using web audio api 6 yıl önce
gui Update WM8731 documentation 6 yıl önce
utility Replace DC removal algorithm with IIR HPF, 2 Hz 7 yıl önce
.gitignore Add documentation for new objects 8 yıl önce
.travis.yml Update Travis CI settings 8 yıl önce
Audio.h Add AudioInputPDM 6 yıl önce
AudioControl.h Add AudioSynthWaveformSine 10 yıl önce
README.md Update readme 7 yıl önce
analyze_fft256.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
analyze_fft256.h Fix problem with optimized loops like do {} while (!myFFT.available()); 7 yıl önce
analyze_fft1024.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
analyze_fft1024.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
analyze_notefreq.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
analyze_notefreq.h NoteFrequency fixes 8 yıl önce
analyze_peak.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
analyze_peak.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
analyze_print.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
analyze_print.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
analyze_rms.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
analyze_rms.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
analyze_tonedetect.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
analyze_tonedetect.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
control_ak4558.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
control_ak4558.h Fixed control functions, examples, GUI elements 8 yıl önce
control_cs4272.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
control_cs4272.h Add CS4272 control (thanks William Hollender) 8 yıl önce
control_cs42448.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
control_cs42448.h Add AudioControlCS42448 7 yıl önce
control_sgtl5000.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
control_sgtl5000.h Add ability to control two SGTL5000 chips 8 yıl önce
control_wm8731.cpp Add WM8731 inputSelect() function and update example 6 yıl önce
control_wm8731.h Add WM8731 inputSelect() function and update example 6 yıl önce
data_ulaw.c Add missing open source license headers 10 yıl önce
data_waveforms.c Remove old AudioSynthWaveform 10 yıl önce
data_windows.c Add other window types for 1024 point FFT 10 yıl önce
effect_bitcrusher.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_bitcrusher.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
effect_chorus.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_chorus.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
effect_combine.cpp Add AudioEffectDigitalCombine (from Bleep Labs) 6 yıl önce
effect_combine.h Move combine effect constants to class enum, not global scope 6 yıl önce
effect_delay.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_delay.h Fix delay effect on Teensy 3.5 & 3.6 7 yıl önce
effect_delay_ext.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_delay_ext.h Add F-RAM 7 yıl önce
effect_envelope.cpp Add isActive() and isSustain() to envelope 6 yıl önce
effect_envelope.h Add isActive() and isSustain() to envelope 6 yıl önce
effect_fade.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_fade.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
effect_flange.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_flange.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
effect_freeverb.cpp Add AudioEffectFreeverbStereo 6 yıl önce
effect_freeverb.h Add AudioEffectFreeverbStereo 6 yıl önce
effect_granular.cpp Increase granular speed range, change public function to setSpeed() 6 yıl önce
effect_granular.h Increase granular speed range, change public function to setSpeed() 6 yıl önce
effect_midside.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_midside.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
effect_multiply.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_multiply.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
effect_reverb.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_reverb.h Add reverb effect, from Joao Rossi Filho 8 yıl önce
effect_waveshaper.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
effect_waveshaper.h Accept floats instead of int16_ts for waveshape in shape() 7 yıl önce
filter_biquad.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
filter_biquad.h Add shelving filter support for biquad 8 yıl önce
filter_fir.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
filter_fir.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
filter_fir.md Change FIR filter (as suggested by rheslip) to filter one channel instead of two. Updated example, added documenting file 10 yıl önce
filter_variable.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
filter_variable.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
input_adc.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
input_adc.h Fix indentation and move filtercoefficient to #define constant instead of int32_t variable 7 yıl önce
input_adcs.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
input_adcs.h Fix indentation and move filtercoefficient to #define constant instead of int32_t variable 7 yıl önce
input_i2s.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
input_i2s.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
input_i2s_quad.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
input_i2s_quad.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
input_pdm.cpp Add AudioInputPDM 6 yıl önce
input_pdm.h Add AudioInputPDM 6 yıl önce
input_tdm.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
input_tdm.h Add AudioInputTDM 7 yıl önce
keywords.txt Add simple AudioAmplifier 6 yıl önce
library.json Let PlatformIO automatically detect Arduino v1.0 library format 8 yıl önce
library.properties Edit version string, for Arduino 1.6.11 compatibility 8 yıl önce
memcpy_audio.S Allow blocksizes 8 and 16 8 yıl önce
memcpy_audio.h Add memcpy_tointerleaveQuad (thanks Frank) 8 yıl önce
mixer.cpp Add simple AudioAmplifier 6 yıl önce
mixer.h Add simple AudioAmplifier 6 yıl önce
multiplier.md Add a multiplier (by rheslip) 10 yıl önce
new_objects.md change format for new_objects files 10 yıl önce
output_adat.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_adat.h Add ADAT 8 channel TOSLINK output by Ernstjan Freriks 6 yıl önce
output_dac.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_dac.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
output_dacs.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_dacs.h Add AudioOutputAnalogStereo 8 yıl önce
output_i2s.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_i2s.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
output_i2s_quad.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_i2s_quad.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
output_pt8211.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_pt8211.h changed defines to be more specific 8 yıl önce
output_pwm.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_pwm.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
output_spdif.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_spdif.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
output_tdm.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
output_tdm.h Add AudioInputTDM 7 yıl önce
play_memory.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
play_memory.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
play_queue.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
play_queue.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
play_sd_raw.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
play_sd_raw.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
play_sd_wav.cpp Play WAV files with junk sections 6 yıl önce
play_sd_wav.h Play WAV files with junk sections 6 yıl önce
play_serialflash_raw.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
play_serialflash_raw.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
record_queue.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
record_queue.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
spi_interrupt.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
spi_interrupt.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
synth_dc.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
synth_dc.h Add AudioSynthWaveformDc read() 7 yıl önce
synth_karplusstrong.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
synth_karplusstrong.h Add Synthesis Guitar example 8 yıl önce
synth_pinknoise.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
synth_pinknoise.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
synth_pwm.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
synth_pwm.h Add AudioSynthWaveformPWM 7 yıl önce
synth_simple_drum.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
synth_simple_drum.h Adding SimpleDrum synthesis object to audio library. 8 yıl önce
synth_sine.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
synth_sine.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce
synth_tonesweep.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
synth_tonesweep.h ToneSweep improvements (thanks Pio) 6 yıl önce
synth_waveform.cpp Fix WAVEFORM_TRIANGLE_VARIABLE at less than 1.0 amplitude 6 yıl önce
synth_waveform.h Add waveform phase modulation 6 yıl önce
synth_waveform.md Fixed AudioSynthWaveform. Uses LUT with linear interpolation for sinewave. 10 yıl önce
synth_whitenoise.cpp Include Arduino.h first in all cpp files, for precompiled header speedup 6 yıl önce
synth_whitenoise.h Do not assume AudioStream.h includes Arduino.h 8 yıl önce

README.md

Teensy Audio Library

16 bit, 44.1 kHz streaming audio library for Teensy 3.x, featuring:

  • Polyphonic Playback
  • Recording
  • Synthesis
  • Analysis
  • Effects
  • Filtering
  • Mixing
  • Multiple Simultaneous Inputs & Outputs
  • Flexible signal routing between library objects
  • Automatic Streaming while your Arduino sketch runs

Main Audio Library Page

http://www.pjrc.com/teensy/td_libs_Audio.html

Audio System Design Tool

Use this graphical tool to design your audio project. Easily browse the library’s many features, connect objects, export to Arduino code, and quickly access details for the functions each object provides for you to control it from your Arduino sketch!

http://www.pjrc.com/teensy/gui/index.html

Supported Hardware

Audio Adaptor Board for 16 bit stereo input and output.

Inputs Outputs

Dual Audio Adaptor Boards for quad channel 16 bit input and output.

Teensy 3.6, Teensy 3.5, Teensy 3.2, or Teensy 3.1 12 bit DAC Output (Mono)

DAC Output

Teensy 3.6, Teensy 3.5, Teensy 3.2, Teensy 3.1 or Teensy 3.0 ADC Input (Mono)

ADC Input

Teensy 3.6, Teensy 3.5, or Teensy 3.2 ADC Input (Stereo)

ADC Input

Teensy 3.6 or Teensy 3.5 12 bit DAC Output (Stereo)

DAC Output

Teensy 3.6, Teensy 3.5, Teensy 3.2, Teensy 3.1 or Teensy 3.0 PWM Output (Mono)

PWM Output

USB Audio: Bi-Directional Stereo Streaming to a PC

Inputs Outputs