DynamicMemoryStream Class Reference

MemoryStream which is written and read using the internal RAM. For each write the data is allocated on the heap. More...

#include <BaseStream.h>

Inheritance diagram for DynamicMemoryStream:

Public Member Functions
	DynamicMemoryStream (bool isLoop, int defaultBufferSize=DEFAULT_BUFFER_SIZE)
void	assign (DynamicMemoryStream &ref)
virtual int	available () override
virtual int	availableForWrite () override
virtual bool	begin ()
	Intializes the processing.
void	clear ()
virtual void	end ()
virtual void	flush () override
List< DataNode * > &	list ()
	operator bool ()
template<typename T >
void	postProcessSmoothTransition (int channels, float factor=0.01, int remove=0)
	Post processing after the recording. We add a smooth transition at the beginning and at the end.
virtual size_t	readBytes (uint8_t *data, size_t len) override
void	rewind ()
	Sets the read position to the beginning.
virtual void	setLoop (bool loop)
	Automatically rewinds to the beginning when reaching the end.
size_t	size ()
virtual size_t	write (const uint8_t *data, size_t len) override
virtual size_t	write (uint8_t ch) override

Protected Member Functions
void	refillReadBuffer ()

Protected Attributes
int	_timeout = 10
bool	alloc_failed = false
List< DataNode * >	audio_list
int	default_buffer_size =DEFAULT_BUFFER_SIZE
bool	is_loop = false
List< DataNode * >::Iterator	it = audio_list.end()
RingBuffer< uint8_t >	temp_audio {DEFAULT_BUFFER_SIZE}
RingBuffer< uint8_t >	tmp_in {0}
RingBuffer< uint8_t >	tmp_out {0}
size_t	total_available =0

Detailed Description

MemoryStream which is written and read using the internal RAM. For each write the data is allocated on the heap.

Author

Phil Schatzmann

Copyright

GPLv3

Member Function Documentation

available()

virtual int available ( )

inlineoverridevirtual

Reimplemented from BaseStream.

availableForWrite()

virtual int availableForWrite ( )

inlineoverridevirtual

Reimplemented from BaseStream.

begin()

virtual bool begin ( )

inlinevirtual

Intializes the processing.

Reimplemented from BaseStream.

end()

virtual void end ( )

inlinevirtual

Reimplemented from BaseStream.

flush()

virtual void flush ( )

inlineoverridevirtualinherited

Reimplemented from Print.

Reimplemented in ResampleStream, BufferedTaskStream, and BufferedStream.

postProcessSmoothTransition()

template<typename T >

void postProcessSmoothTransition ( int  channels, float  factor = 0.01, int  remove = 0  )

inline

Post processing after the recording. We add a smooth transition at the beginning and at the end.

Template Parameters

T

Parameters

factor

readBytes()

virtual size_t readBytes ( uint8_t *  data, size_t  len  )

inlineoverridevirtual

Implements BaseStream.

write() [1/2]

virtual size_t write ( const uint8_t *  data, size_t  len  )

inlineoverridevirtual

Implements BaseStream.

write() [2/2]

virtual size_t write ( uint8_t  ch )

inlineoverridevirtualinherited

Reimplemented in BufferedTaskStream, and BufferedStream.

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

• src/AudioTools/CoreAudio/BaseStream.h