arduino-audio-tools
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Public Member Functions | Protected Member Functions | Static Protected Member Functions | Protected Attributes | List of all members
audio_tools::BufferedTaskStream Class Reference

A FreeRTOS task is filling the buffer from the indicated stream. More...

#include <URLStreamESP32.h>

Inheritance diagram for audio_tools::BufferedTaskStream:
audio_tools::AudioStream Stream audio_tools::AudioBaseInfoDependent audio_tools::AudioBaseInfoSource Print

Public Member Functions

 BufferedTaskStream (AudioStream &input)
 
virtual int available () override
 Returns the available bytes in the buffer: to be avoided. More...
 
virtual void begin (bool wait=true)
 
virtual void end ()
 
virtual void flush () override
 empties the buffer More...
 
virtual int peek () override
 peeks a byte - to be avoided More...
 
virtual int read () override
 reads a byte - to be avoided More...
 
virtual size_t readBytes (uint8_t *data, size_t length) override
 Use this method !! More...
 
virtual void setInput (AudioStream &input)
 
virtual size_t write (const uint8_t *data, size_t len) override
 Use this method: write an array. More...
 
virtual size_t write (uint8_t c) override
 writes a byte to the buffer More...
 
- Public Member Functions inherited from audio_tools::AudioStream
 AudioStream (AudioStream const &)=delete
 
virtual AudioBaseInfo audioInfo () override
 
virtual int availableForWrite () override
 
virtual bool begin ()
 
virtual void end ()
 
virtual void flush ()
 
 operator bool ()
 
AudioStreamoperator= (AudioStream const &)=delete
 
virtual size_t readBytes (char *buffer, size_t length)
 
virtual size_t readBytes (uint8_t *buffer, size_t length)=0
 
virtual void setAudioInfo (AudioBaseInfo info)
 
virtual void setNotifyAudioChange (AudioBaseInfoDependent &bi)
 
virtual size_t write (const uint8_t *buffer, size_t size)=0
 
- Public Member Functions inherited from Stream
virtual int available ()=0
 
bool find (char target)
 
bool find (const char *target)
 
bool find (const char *target, size_t length)
 
bool find (const uint8_t *target)
 
bool find (const uint8_t *target, size_t length)
 
bool findUntil (const char *target, const char *terminator)
 
bool findUntil (const char *target, size_t targetLen, const char *terminate, size_t termLen)
 
bool findUntil (const uint8_t *target, const char *terminator)
 
bool findUntil (const uint8_t *target, size_t targetLen, const char *terminate, size_t termLen)
 
unsigned long getTimeout (void)
 
float parseFloat (LookaheadMode lookahead=SKIP_ALL, char ignore=NO_IGNORE_CHAR)
 
long parseInt (LookaheadMode lookahead=SKIP_ALL, char ignore=NO_IGNORE_CHAR)
 
virtual int peek ()=0
 
virtual int read ()=0
 
size_t readBytes (char *buffer, size_t length)
 
size_t readBytes (uint8_t *buffer, size_t length)
 
size_t readBytesUntil (char terminator, char *buffer, size_t length)
 
size_t readBytesUntil (char terminator, uint8_t *buffer, size_t length)
 
String readString ()
 
String readStringUntil (char terminator)
 
void setTimeout (unsigned long timeout)
 
- Public Member Functions inherited from Print
virtual int availableForWrite ()
 
void clearWriteError ()
 
virtual void flush ()
 
int getWriteError ()
 
size_t print (char)
 
size_t print (const __FlashStringHelper *)
 
size_t print (const char[])
 
size_t print (const Printable &)
 
size_t print (const String &)
 
size_t print (double, int=2)
 
size_t print (int, int=DEC)
 
size_t print (long long, int=DEC)
 
size_t print (long, int=DEC)
 
size_t print (unsigned char, int=DEC)
 
size_t print (unsigned int, int=DEC)
 
size_t print (unsigned long long, int=DEC)
 
size_t print (unsigned long, int=DEC)
 
size_t println (char)
 
size_t println (const __FlashStringHelper *)
 
size_t println (const char[])
 
size_t println (const Printable &)
 
size_t println (const String &s)
 
size_t println (double, int=2)
 
size_t println (int, int=DEC)
 
size_t println (long long, int=DEC)
 
size_t println (long, int=DEC)
 
size_t println (unsigned char, int=DEC)
 
size_t println (unsigned int, int=DEC)
 
size_t println (unsigned long long, int=DEC)
 
size_t println (unsigned long, int=DEC)
 
size_t println (void)
 
size_t write (const char *buffer, size_t size)
 
size_t write (const char *str)
 
virtual size_t write (const uint8_t *buffer, size_t size)
 
virtual size_t write (uint8_t)=0
 
- Public Member Functions inherited from audio_tools::AudioBaseInfoDependent
virtual AudioBaseInfo audioInfo ()=0
 
virtual void setAudioInfo (AudioBaseInfo info)=0
 
virtual bool validate (AudioBaseInfo &info)
 
virtual void setNotifyAudioChange (AudioBaseInfoDependent &bi)=0
 

Protected Member Functions

void createMutex ()
 
- Protected Member Functions inherited from audio_tools::AudioStream
virtual int not_supported (int out)
 
- Protected Member Functions inherited from Stream
int findMulti (struct MultiTarget *targets, int tCount)
 
float parseFloat (char ignore)
 
long parseInt (char ignore)
 
int peekNextDigit (LookaheadMode lookahead, bool detectDecimal)
 
int timedPeek ()
 
int timedRead ()
 
- Protected Member Functions inherited from Print
void setWriteError (int err=1)
 

Static Protected Member Functions

static void task (void *pvParameters)
 

Protected Attributes

bool active = false
 
NBuffer< uint8_t > buffers {DEFAULT_BUFFER_SIZE, URL_STREAM_BUFFER_COUNT}
 
SemaphoreHandle_t mutex = NULL
 
AudioStreamp_stream =nullptr
 
bool ready = false
 
TaskHandle_t xHandle = NULL
 
- Protected Attributes inherited from audio_tools::AudioStream
AudioBaseInfo info
 
AudioBaseInfoDependentp_notify =nullptr
 
- Protected Attributes inherited from Stream
unsigned long _startMillis
 
unsigned long _timeout
 

Detailed Description

A FreeRTOS task is filling the buffer from the indicated stream.

Author
Phil Schatzmann

Member Function Documentation

◆ available()

virtual int audio_tools::BufferedTaskStream::available ( )
inlineoverridevirtual

Returns the available bytes in the buffer: to be avoided.

Implements Stream.

◆ end()

virtual void audio_tools::BufferedTaskStream::end ( )
inlinevirtual

Reimplemented from audio_tools::AudioStream.

◆ flush()

virtual void audio_tools::BufferedTaskStream::flush ( )
inlineoverridevirtual

empties the buffer

Reimplemented from audio_tools::AudioStream.

◆ peek()

virtual int audio_tools::BufferedTaskStream::peek ( )
inlineoverridevirtual

peeks a byte - to be avoided

Implements Stream.

◆ read()

virtual int audio_tools::BufferedTaskStream::read ( )
inlineoverridevirtual

reads a byte - to be avoided

Implements Stream.

◆ readBytes()

virtual size_t audio_tools::BufferedTaskStream::readBytes ( uint8_t *  data,
size_t  length 
)
inlineoverridevirtual

Use this method !!

Implements audio_tools::AudioStream.

◆ write() [1/2]

virtual size_t audio_tools::BufferedTaskStream::write ( const uint8_t *  data,
size_t  len 
)
inlineoverridevirtual

Use this method: write an array.

Implements audio_tools::AudioStream.

◆ write() [2/2]

virtual size_t audio_tools::BufferedTaskStream::write ( uint8_t  c)
inlineoverridevirtual

writes a byte to the buffer

Implements Print.


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