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PaulStoffregen cee685fd8f Improve GUI welcome message 10 years ago
examples Update SdCardTest example 10 years ago
gui Improve GUI welcome message 10 years ago
utility Make input ADC and output DAC play nicely together 10 years ago
Audio.h Add AudioRecordQueue (work in progress) 10 years ago
AudioControl.h Add AudioSynthWaveformSine 10 years ago
README.md Update readme 10 years ago
analyze_fft256.cpp Add proper API to FFT objects 10 years ago
analyze_fft256.h Simplify & document SGTL5000 control 10 years ago
analyze_fft1024.cpp Add proper API to FFT objects 10 years ago
analyze_fft1024.h Add proper API to FFT objects 10 years ago
analyze_peak.cpp Change peak detect API to conform to library conventions 10 years ago
analyze_peak.h Change peak detect API to conform to library conventions 10 years ago
analyze_print.cpp Change AudioAnalyzePrint name API 10 years ago
analyze_print.h Change AudioAnalyzePrint name API 10 years ago
analyze_tonedetect.cpp mode documentation in the GUI 10 years ago
analyze_tonedetect.h Add MIT license 10 years ago
control_sgtl5000.cpp Simplify & document SGTL5000 control 10 years ago
control_sgtl5000.h Update SGTL5000 keywords 10 years ago
control_wm8731.cpp Add MIT license to last few files 10 years ago
control_wm8731.h Add MIT license to last few files 10 years ago
data_ulaw.c Add missing open source license headers 10 years ago
data_waveforms.c Remove old AudioSynthWaveform 10 years ago
data_windows.c Add other window types for 1024 point FFT 10 years ago
effect_chorus.cpp Change Chrous effect to one channel 10 years ago
effect_chorus.h Change Chrous effect to one channel 10 years ago
effect_delay.cpp Remove unused multiplier 10 years ago
effect_delay.h Add AudioEffectDelay 10 years ago
effect_envelope.cpp Add AudioEffectEnvelope 10 years ago
effect_envelope.h Add AudioEffectEnvelope 10 years ago
effect_fade.cpp Add MIT license 10 years ago
effect_fade.h Add MIT license 10 years ago
effect_flange.cpp Change Flange effect to one channel 10 years ago
effect_flange.h Change Flange effect to one channel 10 years ago
effect_multiply.cpp Add AudioEffectMultiply 10 years ago
effect_multiply.h Add AudioEffectMultiply 10 years ago
filter_biquad.cpp Actual fix for multiple filter sets in AudioFilterBiquad 10 years ago
filter_biquad.h fix for compounding/cascading filters 10 years ago
filter_fir.cpp Change FIR filter (as suggested by rheslip) to filter one channel instead of two. Updated example, added documenting file 10 years ago
filter_fir.h FIR only needs one input buffer 10 years ago
filter_fir.md Change FIR filter (as suggested by rheslip) to filter one channel instead of two. Updated example, added documenting file 10 years ago
filter_variable.cpp Add credits/references for numerical approximation algorithms 10 years ago
filter_variable.h Finish AudioFilterStateVariable (signal control of corner frequency) 10 years ago
input_adc.cpp Avoid allocating unneeded DMA channels 10 years ago
input_adc.h Make input ADC and output DAC play nicely together 10 years ago
input_i2s.cpp Avoid allocating unneeded DMA channels 10 years ago
input_i2s.h Use DMAChannel begin() 10 years ago
keywords.txt Update keywords 10 years ago
mixer.cpp Add MIT license 10 years ago
mixer.h Add MIT license 10 years ago
multiplier.md Add a multiplier (by rheslip) 10 years ago
new_objects.md change format for new_objects files 11 years ago
output_dac.cpp Avoid allocating unneeded DMA channels 10 years ago
output_dac.h Use DMAChannel begin() 10 years ago
output_i2s.cpp Avoid allocating unneeded DMA channels 10 years ago
output_i2s.h Use DMAChannel begin() 10 years ago
output_pwm.cpp Avoid allocating unneeded DMA channels 10 years ago
output_pwm.h Make input ADC and output DAC play nicely together 10 years ago
play_memory.cpp Add status and position functions to AudioPlayMemory 10 years ago
play_memory.h Add status and position functions to AudioPlayMemory 10 years ago
play_queue.cpp Add AudioPlayQueue 10 years ago
play_queue.h Add AudioPlayQueue 10 years ago
play_sd_raw.cpp Disable interrupts while opening files from SD card 10 years ago
play_sd_raw.h Fix status functions in AudioPlaySdRaw 10 years ago
play_sd_wav.cpp Disable interrupts while opening files from SD card 10 years ago
play_sd_wav.h WAV file parsing to handle extended format headers 10 years ago
record_queue.cpp Add AudioRecordQueue (work in progress) 10 years ago
record_queue.h Add AudioRecordQueue (work in progress) 10 years ago
synth_dc.cpp Add AudioSynthWaveformDc 10 years ago
synth_dc.h simplify overflow checks somewhat 10 years ago
synth_pinknoise.cpp Clean up harmless compiler warnings 10 years ago
synth_pinknoise.h Add AudioSynthNoisePink 10 years ago
synth_sine.cpp Add MemoryAndCpuUsage example 10 years ago
synth_sine.h Add phase() to waveform objects 10 years ago
synth_tonesweep.cpp Fix up synth_tonesweep and the example to conform (more closely) to the naming conventions 10 years ago
synth_tonesweep.h Clean up harmless compiler warnings 10 years ago
synth_waveform.cpp Add simple pulse waveform 10 years ago
synth_waveform.h Clean up harmless compiler warnings 10 years ago
synth_waveform.md Fixed AudioSynthWaveform. Uses LUT with linear interpolation for sinewave. 10 years ago
synth_whitenoise.cpp Fix multiple white noise instances 10 years ago
synth_whitenoise.h Fix multiple white noise instances 10 years ago

README.md

Audio

Audio library for Teensy 3.0 & 3.1

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

This is BETA status code. It works pretty well, but it’s still under very active development.

APIs are likely to incompatibly change.

Please discuss any issues here. code

http://forum.pjrc.com/threads/24793-Audio-Library

Always try to post reproducible bug reports, with complete code and details necessary to recreate the problem.