PaulStoffregen c8136c4540 Update readme, minor fix		8 lat temu
examples	Add WaterfallSpectrum example, from Nathaniel Quillin's SuperCon Badge Hack	8 lat temu
extras	Len noticed a bug in binary velocity output	8 lat temu
gui	Add documentation for new objects	8 lat temu
utility	Support more clock speeds	8 lat temu
.gitignore	Add documentation for new objects	8 lat temu
.travis.yml	Update Travis CI settings	8 lat temu
Audio.h	Add reverb effect, from Joao Rossi Filho	8 lat temu
AudioControl.h	Add AudioSynthWaveformSine	10 lat temu
README.md	Update readme, minor fix	8 lat temu
analyze_fft256.cpp	Initial work on FFT256 for Teensy-LC (untested)	9 lat temu
analyze_fft256.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
analyze_fft1024.cpp	Fix some Teensy-LC compiler errors	9 lat temu
analyze_fft1024.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
analyze_notefreq.cpp	Remove leftover debug code	8 lat temu
analyze_notefreq.h	NoteFrequency fixes	8 lat temu
analyze_peak.cpp	Add TODO for analyze peak optimization	8 lat temu
analyze_peak.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
analyze_print.cpp	Change AudioAnalyzePrint name API	10 lat temu
analyze_print.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
analyze_rms.cpp	Don't compile M4 code on LC (but LC still not working)	8 lat temu
analyze_rms.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
analyze_tonedetect.cpp	Fix more Teensy-LC compiler errors	9 lat temu
analyze_tonedetect.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
control_ak4558.cpp	Fixed control functions, examples, GUI elements	8 lat temu
control_ak4558.h	Fixed control functions, examples, GUI elements	8 lat temu
control_cs4272.cpp	Add CS4272 control (thanks William Hollender)	8 lat temu
control_cs4272.h	Add CS4272 control (thanks William Hollender)	8 lat temu
control_sgtl5000.cpp	Add ability to control two SGTL5000 chips	8 lat temu
control_sgtl5000.h	Add ability to control two SGTL5000 chips	8 lat temu
control_wm8731.cpp	AudioControlWM8731::inputLevel(float n)	9 lat temu
control_wm8731.h	AudioControlWM8731::inputLevel(float n)	9 lat temu
data_ulaw.c	Add missing open source license headers	10 lat temu
data_waveforms.c	Remove old AudioSynthWaveform	10 lat temu
data_windows.c	Add other window types for 1024 point FFT	10 lat temu
effect_bitcrusher.cpp	Fix compiler warning	9 lat temu
effect_bitcrusher.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_chorus.cpp	Merge pull request #166 from FrankBoesing/patch-2	8 lat temu
effect_chorus.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_delay.cpp	Remove unused multiplier	10 lat temu
effect_delay.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_delay_ext.cpp	Add SPI external memory timing comment	8 lat temu
effect_delay_ext.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_envelope.cpp	Add AudioEffectEnvelope	10 lat temu
effect_envelope.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_fade.cpp	Add MIT license	10 lat temu
effect_fade.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_flange.cpp	Calculation of delay_rate_incr	8 lat temu
effect_flange.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_midside.cpp	Don't compile M4 code on LC (but LC still not working)	8 lat temu
effect_midside.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_multiply.cpp	Fix more Teensy-LC compiler errors	9 lat temu
effect_multiply.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
effect_reverb.cpp	Add reverb effect, from Joao Rossi Filho	8 lat temu
effect_reverb.h	Add reverb effect, from Joao Rossi Filho	8 lat temu
filter_biquad.cpp	Don't cause a loud pop when changing biquad filter coefficients	8 lat temu
filter_biquad.h	Add shelving filter support for biquad	8 lat temu
filter_fir.cpp	Impove and document FIR filter	10 lat temu
filter_fir.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
filter_fir.md	Change FIR filter (as suggested by rheslip) to filter one channel instead of two. Updated example, added documenting file	10 lat temu
filter_variable.cpp	Fix more Teensy-LC compiler errors	9 lat temu
filter_variable.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
input_adc.cpp	Fix ADC input with various clock speeds	8 lat temu
input_adc.h	Fix the DC offset computation. The previous computation would occassionally get stuck with an incorrect offset.	8 lat temu
input_adcs.cpp	Fix compile error on Teensy 3.0	8 lat temu
input_adcs.h	Add AudioInputAnalogStereo (work in progress...)	8 lat temu
input_i2s.cpp	Fix more Teensy-LC compiler errors	9 lat temu
input_i2s.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
input_i2s_quad.cpp	More hardware defs	8 lat temu
input_i2s_quad.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
keywords.txt	Add reverb effect, from Joao Rossi Filho	8 lat temu
library.json	Let PlatformIO automatically detect Arduino v1.0 library format	8 lat temu
library.properties	Edit version string, for Arduino 1.6.11 compatibility	8 lat temu
memcpy_audio.S	More hardware defs	8 lat temu
memcpy_audio.h	Add memcpy_tointerleaveQuad (thanks Frank)	8 lat temu
mixer.cpp	Fix some Teensy-LC compiler errors	9 lat temu
mixer.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
multiplier.md	Add a multiplier (by rheslip)	10 lat temu
new_objects.md	change format for new_objects files	10 lat temu
output_dac.cpp	More hardware defs	8 lat temu
output_dac.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
output_dacs.cpp	Fix AudioOutputAnalogStereo analogReference	8 lat temu
output_dacs.h	Add AudioOutputAnalogStereo	8 lat temu
output_i2s.cpp	Fix I2S output when also using I2S input with CPU > 120 MHz	8 lat temu
output_i2s.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
output_i2s_quad.cpp	Support more clock speeds	8 lat temu
output_i2s_quad.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
output_pt8211.cpp	Bugfix re: noise when no blocks are available	8 lat temu
output_pt8211.h	changed defines to be more specific	8 lat temu
output_pwm.cpp	Fix more Teensy-LC compiler errors	9 lat temu
output_pwm.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
output_spdif.cpp	Support more clock speeds	8 lat temu
output_spdif.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
play_memory.cpp	Add status and position functions to AudioPlayMemory	10 lat temu
play_memory.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
play_queue.cpp	do not forget - your own addition :-)	10 lat temu
play_queue.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
play_sd_raw.cpp	Do not disable all interrupts while opening RAW files	9 lat temu
play_sd_raw.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
play_sd_wav.cpp	SDHC does not use SPI	8 lat temu
play_sd_wav.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
play_serialflash_raw.cpp	remove leftover debug code from AudioPlaySerialflashRaw	9 lat temu
play_serialflash_raw.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
record_queue.cpp	Fix harmless compiler warnings in AudioRecordQueue	10 lat temu
record_queue.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
spi_interrupt.cpp	Add SPI interrupt registration layer	10 lat temu
spi_interrupt.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
synth_dc.cpp	Add AudioSynthWaveformDc	10 lat temu
synth_dc.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
synth_karplusstrong.cpp	Decay resonance (loop gain) slightly in Karplus Strong	8 lat temu
synth_karplusstrong.h	Add Synthesis Guitar example	8 lat temu
synth_pinknoise.cpp	Clean up harmless compiler warnings	10 lat temu
synth_pinknoise.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
synth_simple_drum.cpp	Adding SimpleDrum synthesis object to audio library.	8 lat temu
synth_simple_drum.h	Adding SimpleDrum synthesis object to audio library.	8 lat temu
synth_sine.cpp	fix incorrect comment	8 lat temu
synth_sine.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
synth_tonesweep.cpp	fix tonesweep	8 lat temu
synth_tonesweep.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
synth_waveform.cpp	#144: Add the reverse sawtooth and sample-and-hold waveforms.	8 lat temu
synth_waveform.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu
synth_waveform.md	Fixed AudioSynthWaveform. Uses LUT with linear interpolation for sinewave.	10 lat temu
synth_whitenoise.cpp	Fix more Teensy-LC compiler errors	9 lat temu
synth_whitenoise.h	Do not assume AudioStream.h includes Arduino.h	8 lat temu

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/