arduino-audio-tools
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
Codec2Decoder Class Reference

Decoder for Codec2. Depends on https://github.com/pschatzmann/arduino-libcodec2. More...

#include <CodecCodec2.h>

Inheritance diagram for Codec2Decoder:
AudioDecoder AudioWriter AudioInfoSource

Public Member Functions

 Codec2Decoder (int bps=3200)
 
virtual AudioInfo audioInfo ()
 
virtual void begin ()
 
virtual void begin (AudioInfo cfg)
 
int bitsPerSecond ()
 
int bytesCompressed ()
 
int bytesUncompressed ()
 
virtual void end ()
 
virtual bool isResultPCM ()
 If true, the decoding result is PCM data.
 
 operator bool ()
 
virtual void setAudioInfo (AudioInfo from) override
 for most decoders this is not needed
 
virtual void setBitsPerSecond (int bps)
 
void setNotifyAudioChange (AudioInfoSupport &notify) override
 Registers an object that is notified if the audio format is changing.
 
virtual void setOutput (AudioOutput &out_stream)
 Defines where the decoded result is written to.
 
virtual void setOutput (AudioStream &out_stream)
 Defines where the decoded result is written to.
 
virtual void setOutput (Print &out_stream)
 Defines where the decoded result is written to.
 
size_t write (const void *data, size_t length) override
 

Protected Member Functions

void processByte (uint8_t byte)
 Build decoding buffer and decode when frame is full.
 
void writeBlocking (Print *out, uint8_t *data, size_t len)
 

Protected Attributes

int bits_per_second = 0
 
AudioInfo info
 
Vector< uint8_t > input_buffer
 
int input_pos = 0
 
bool is_active = false
 
struct CODEC2 * p_codec2
 
AudioInfoSupportp_notify = nullptr
 
Printp_print = nullptr
 
Vector< uint8_t > result_buffer
 

Detailed Description

Decoder for Codec2. Depends on https://github.com/pschatzmann/arduino-libcodec2.

Author
Phil Schatzmann

Member Function Documentation

◆ setBitsPerSecond()

virtual void setBitsPerSecond ( int  bps)
inlinevirtual

sets bits per second: 3200, 2400, 1600, 1400, 1300, 1200, 700 and 450 bit/s


The documentation for this class was generated from the following file: