FFMPEGWriter Class Reference

This class writes a sound file via ffmpeg. More...

#include <FFMPEGWriter.h>

Inheritance diagram for FFMPEGWriter:

Public Member Functions
	FFMPEGWriter (const std::string &filename, DeviceSpecs specs, Container format, Codec codec, unsigned int bitrate)
	Creates a new writer.
virtual	~FFMPEGWriter ()
	Destroys the writer and closes the file.
virtual int	getPosition () const
	Returns how many samples have been written so far.
virtual DeviceSpecs	getSpecs () const
	Returns the specification of the audio data being written into the sink.
virtual void	write (unsigned int length, sample_t *buffer)
	Request to write the next length samples out into the sink.
Public Member Functions inherited from IWriter
virtual	~IWriter ()
	Destroys the writer.

Detailed Description

This class writes a sound file via ffmpeg.

Constructor & Destructor Documentation

FFMPEGWriter()

FFMPEGWriter::FFMPEGWriter	(	const std::string &	filename,
		DeviceSpecs	specs,
		Container	format,
		Codec	codec,
		unsigned int	bitrate )

Creates a new writer.

Parameters

filename	The path to the file to be read.
specs	The file's audio specification.
format	The file's container format.
codec	The codec used for encoding the audio data.
bitrate	The bitrate for encoding.

Exceptions

Exception

Thrown if the file specified does not exist or cannot be read with ffmpeg.

Member Function Documentation

getPosition()

virtual int FFMPEGWriter::getPosition ( ) const

virtual

Returns how many samples have been written so far.

Returns

The writing position as sample count. May be negative if unknown.

Implements IWriter.

getSpecs()

virtual DeviceSpecs FFMPEGWriter::getSpecs ( ) const

virtual

Returns the specification of the audio data being written into the sink.

Returns

The DeviceSpecs structure.

Note

Regardless of the format the input still has to be float!

Implements IWriter.

write()

virtual void FFMPEGWriter::write ( unsigned int length, sample_t * buffer )

virtual

Request to write the next length samples out into the sink.

Parameters

length	The count of samples to write.
buffer	The pointer to the buffer containing the data.

Implements IWriter.

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

• ffmpeg/FFMPEGWriter.h