Audio::LibaoOutput Class Reference

Audio output class utilizing libao for output. More...

#include <libaooutput.h>

Inheritance diagram for Audio::LibaoOutput:

Collaboration diagram for Audio::LibaoOutput:

Public Member Functions
	LibaoOutput (const AudioSettings &settings, const AudioFormat &format)
	Open audio output using libAO. More...
virtual	~LibaoOutput () override
virtual bool	play (void *buffer, unsigned numberOfBytes) override
	Play output. More...
Public Member Functions inherited from Audio::Output
virtual	~Output ()
char	bytesPerSample ()

Private Attributes
ao_device *	device = nullptr

Static Private Attributes
static std::mutex	ao_mutex
	Mutex to restrict concurrent calls into libao API. More...

Additional Inherited Members
Static Public Member Functions inherited from Audio::Output
static bool	isValidOutput (const AudioSettings &settings)
	Check if audio settings are valid. More...
static bool	outputCanCrossfade (const AudioSettings &settings)
	Check if audio settings are valid. More...
static Output *	getOutput (const AudioSettings &settings, const AudioFormat &format)
	Factory gets whatever kind of output is best, or requested by the audio settings. More...
static void	reportLibrariesAndVersions (int verbose)
	Report audio libraries in use, and their versions. More...
Protected Attributes inherited from Audio::Output
char	bytes_per_sample_set

Detailed Description

Audio output class utilizing libao for output.

Constructor & Destructor Documentation

LibaoOutput()

Audio::LibaoOutput::LibaoOutput	(	const AudioSettings &	settings,
		const AudioFormat &	data_format
	)

Open audio output using libAO.

Parameters

settings	Device/ driver/ host to use for output.
data_format	The format in which samples will arrive for output.

Here is the call graph for this function:

~LibaoOutput()

Audio::LibaoOutput::~LibaoOutput ( )

overridevirtual

Member Function Documentation

play()

bool Audio::LibaoOutput::play ( void *  buffer, unsigned  number_of_bytes  )

overridevirtual

Play output.

Parameters

buffer	The samples, in packed (interleaved) format if multichannel.
number_of_bytes	Size of the buffer; number of samples is determined by the audio format set when opening the channel.

Implements Audio::Output.

Member Data Documentation

ao_mutex

std::mutex Audio::LibaoOutput::ao_mutex

staticprivate

Mutex to restrict concurrent calls into libao API.

device

ao_device* Audio::LibaoOutput::device = nullptr

private

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

• mediaunits/audio/libaooutput.h
• mediaunits/audio/libaooutput.cpp