ESP32: A very fast ADC and DAC using the ESP32 I2S interface. For all other architectures we support reading of audio only using analog input with a timer. More...
#include <AnalogAudio.h>
Inheritance diagram for AnalogAudioStream:
Public Member Functions | |
| AnalogAudioStream ()=default | |
| Default constructor. | |
| virtual | ~AnalogAudioStream () |
| Destructor. | |
| virtual AudioInfo | audioInfo () override |
| int | available () override |
| int | availableForWrite () override |
| bool | begin () override |
| Reopen with last config. | |
| bool | begin (AnalogConfig cfg) |
| starts the DAC | |
| AnalogConfig & | config () |
| AnalogConfig | defaultConfig (RxTxMode mode=TX_MODE) |
| Provides the default configuration. | |
| AnalogDriver * | driver () |
| Provides access to the driver. | |
| void | end () override |
| stops the I2S and unistalls the analog | |
| virtual void | flush () override |
| operator bool () | |
| size_t | readBytes (uint8_t *dest, size_t size_bytes) override |
| virtual size_t | readSilence (uint8_t *buffer, size_t length) |
| Source to generate silence: just sets the buffer to 0. | |
| virtual void | setAudioInfo (AudioInfo info) |
| updates the sample rate dynamically | |
| virtual void | setNotifyAudioChange (AudioInfoSupport &bi) override |
| virtual bool | validate (AudioInfo &info) |
| size_t | write (const uint8_t *src, size_t size_bytes) override |
| ESP32 only: writes the data to the I2S interface. | |
| virtual size_t | write (uint8_t ch) override |
| virtual void | writeSilence (size_t len) |
| Writes len bytes of silence (=0). | |
Protected Member Functions | |
| virtual int | not_supported (int out, const char *msg="") |
| void | refillReadBuffer () |
Protected Attributes | |
| AnalogConfig | adc_config |
| AnalogDriver | analog |
| AudioInfo | info |
| AudioInfoSupport * | p_notify =nullptr |
| RingBuffer< uint8_t > | tmp_in {0} |
| RingBuffer< uint8_t > | tmp_out {0} |
Detailed Description
ESP32: A very fast ADC and DAC using the ESP32 I2S interface. For all other architectures we support reading of audio only using analog input with a timer.
- Copyright
- GPLv3
The documentation for this class was generated from the following file:
- src/AudioAnalog/AnalogAudio.h
