libsdr  0.1.0
A simple SDR library
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
sdr::UnsignedToSigned Class Reference

Performs a reinterprete cast from an unsinged value to a singed one. More...

#include <utils.hh>

Inheritance diagram for sdr::UnsignedToSigned:
sdr::SinkBase sdr::Source

Public Member Functions

 UnsignedToSigned (float scale=1.0)
 Constructor with optional scaleing. More...
 
virtual ~UnsignedToSigned ()
 Destructor. More...
 
virtual void config (const Config &src_cfg)
 Configures the cast node. More...
 
virtual void handleBuffer (const RawBuffer &buffer, bool allow_overwrite)
 Performs the cast. More...
 
- Public Member Functions inherited from sdr::SinkBase
 SinkBase ()
 Constructor. More...
 
virtual ~SinkBase ()
 Destructor. More...
 
- Public Member Functions inherited from sdr::Source
 Source ()
 Constructor. More...
 
virtual ~Source ()
 Destructor. More...
 
virtual void send (const RawBuffer &buffer, bool allow_overwrite=false)
 Sends the given buffer to all connected sinks. More...
 
void connect (SinkBase *sink, bool direct=false)
 Connect this source to a sink. More...
 
void disconnect (SinkBase *sink)
 Disconnect a sink again. More...
 
virtual void setConfig (const Config &config)
 Stores the configuration and propergates it if the configuration has been changed. More...
 
virtual double sampleRate () const
 Returns the configured sample rate or 0 otherwise. More...
 
virtual Config::Type type () const
 Returns the configured source type or Config::Type_UNDEFINED otherwise. More...
 
template<class T >
void addEOS (T *instance, void(T::*function)())
 Adds a callback to the end-of-stream signal of the source. More...
 

Protected Member Functions

void _process_int8 (const RawBuffer &in, const RawBuffer &out)
 Performs the cast for uint8 -> int8. More...
 
void _process_int16 (const RawBuffer &in, const RawBuffer &out)
 Performs the cast for uint16 -> int16. More...
 
- Protected Member Functions inherited from sdr::Source
void signalEOS ()
 Signals the EOS. More...
 
void propagateConfig (const Config &config)
 Propagates the given configuration to all connected sinks. More...
 

Protected Attributes

void(UnsignedToSigned::* _process )(const RawBuffer &in, const RawBuffer &out)
 Type-cast callback. More...
 
RawBuffer _buffer
 The output buffer, unused if the cast can be performed in-place. More...
 
float _scale
 Holds the scaleing. More...
 
- Protected Attributes inherited from sdr::Source
Config _config
 Holds the source configuration, this can be updated by calling setConfig. More...
 
std::map< SinkBase *, bool > _sinks
 The connected sinks. More...
 
std::list< DelegateInterface * > _eos
 The connected EOS singal handlers. More...
 

Detailed Description

Performs a reinterprete cast from an unsinged value to a singed one.

Constructor & Destructor Documentation

UnsignedToSigned::UnsignedToSigned ( float  scale = 1.0)

Constructor with optional scaleing.

UnsignedToSigned::~UnsignedToSigned ( )
virtual

Destructor.

Member Function Documentation

void UnsignedToSigned::_process_int16 ( const RawBuffer in,
const RawBuffer out 
)
protected

Performs the cast for uint16 -> int16.

void UnsignedToSigned::_process_int8 ( const RawBuffer in,
const RawBuffer out 
)
protected

Performs the cast for uint8 -> int8.

void UnsignedToSigned::config ( const Config src_cfg)
virtual

Configures the cast node.

Implements sdr::SinkBase.

void UnsignedToSigned::handleBuffer ( const RawBuffer buffer,
bool  allow_overwrite 
)
virtual

Performs the cast.

Implements sdr::SinkBase.

Member Data Documentation

RawBuffer sdr::UnsignedToSigned::_buffer
protected

The output buffer, unused if the cast can be performed in-place.

void(UnsignedToSigned::* sdr::UnsignedToSigned::_process) (const RawBuffer &in, const RawBuffer &out)
protected

Type-cast callback.

float sdr::UnsignedToSigned::_scale
protected

Holds the scaleing.


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