roc::audio Namespace Reference

Audio frames and audio processing. More...

Classes
class	Depacketizer
	Depacketizer. More...
class	Frame
	Audio frame. More...
class	FreqEstimator
	Evaluates sender's frequency to receivers's frequency ratio. More...
class	IFrameDecoder
	Audio frame decoder interface. More...
class	IFrameEncoder
	Audio frame encoder interface. More...
class	IReader
	Audio reader interface. More...
class	IWriter
	Audio writer interface. More...
class	LatencyMonitor
	Session latency monitor. More...
struct	LatencyMonitorConfig
	Parameters for latency monitor. More...
class	Mixer
	Mixer. Mixes multiple input streams into one output stream. More...
class	NullWriter
	Null writer. More...
class	Packetizer
	Packetizer. More...
class	PCMDecoder
	PCM decoder. More...
class	PCMEncoder
	PCM encoder. More...
struct	PCMFuncs
	PCM function table. More...
class	PoisonReader
	Poisons audio frames before reading them. More...
class	PoisonWriter
	Poisons audio frames after writing them. More...
class	ProfilingWriter
	Profiling writer. More...
class	Resampler
	Resamples audio stream with non-integer dynamically changing factor. More...
struct	ResamplerConfig
	Resampler parameters. More...
class	ResamplerReader
	Resamples audio stream with non-integer dynamically changing factor. More...
class	ResamplerWriter
	Resamples audio stream with non-integer dynamically changing factor. More...
class	Watchdog
	Watchdog. More...
struct	WatchdogConfig
	Watchdog parameters. More...

Typedefs
typedef float	sample_t
	Audio sample. More...

Enumerations
enum	ResamplerProfile { ResamplerProfile_Low , ResamplerProfile_Medium , ResamplerProfile_High }
	Resampler parameters presets. More...

Functions
ResamplerConfig	resampler_profile (ResamplerProfile profile)
	Get parameters for given resampler profile. More...

Variables
const sample_t	fe_decim_h [fe_decim_len]
	Impulse response of decimation filter with factor of 10. More...
const sample_t	fe_decim_h_gain
	Filters gain, sum(fe_decim_h). More...
const PCMFuncs	PCM_int16_1ch
	PCM functions for 16-bit 1-channel audio. More...
const PCMFuncs	PCM_int16_2ch
	PCM functions for 16-bit 2-channel audio. More...
const sample_t	SampleMax
	Maximum possible value of a sample. More...
const sample_t	SampleMin
	Minimum possible value of a sample. More...

Detailed Description

Audio frames and audio processing.

Typedef Documentation

sample_t

typedef float roc::audio::sample_t

Audio sample.

Definition at line 21 of file units.h.

Enumeration Type Documentation

ResamplerProfile

enum roc::audio::ResamplerProfile

Resampler parameters presets.

Enumerator
ResamplerProfile_Low	Low quality, fast speed.
ResamplerProfile_Medium	Medium quality, medium speed.
ResamplerProfile_High	Hight quality, low speed.

Definition at line 21 of file resampler_profile.h.

Function Documentation

resampler_profile()

ResamplerConfig roc::audio::resampler_profile

(

ResamplerProfile

profile

)

Get parameters for given resampler profile.

Variable Documentation

fe_decim_h

const sample_t roc::audio::fe_decim_h[fe_decim_len]

extern

Impulse response of decimation filter with factor of 10.

fe_decim_h_gain

const sample_t roc::audio::fe_decim_h_gain

extern

Filters gain, sum(fe_decim_h).

PCM_int16_1ch

const PCMFuncs roc::audio::PCM_int16_1ch

extern

PCM functions for 16-bit 1-channel audio.

PCM_int16_2ch

const PCMFuncs roc::audio::PCM_int16_2ch

extern

PCM functions for 16-bit 2-channel audio.

SampleMax

const sample_t roc::audio::SampleMax

extern

Maximum possible value of a sample.

SampleMin

const sample_t roc::audio::SampleMin

extern

Minimum possible value of a sample.