Print sink that logs the length and a hex preview (first/last 10 bytes) of every write() call instead of actually outputting the data - useful for verifying that video/audio codecs and containers are feeding plausible data without needing a real display or audio device. More...

#include <OutputTest.h>

Inheritance diagram for OutputTest:

Public Member Functions
	OutputTest ()=default

virtual int	availableForWrite ()

virtual void	flush ()

size_t	write (const uint8_t *buffer, size_t size) override

size_t	write (uint8_t c) override

Protected Attributes
int	_timeout = 10

Detailed Description

Print sink that logs the length and a hex preview (first/last 10 bytes) of every write() call instead of actually outputting the data - useful for verifying that video/audio codecs and containers are feeding plausible data without needing a real display or audio device.

Constructor & Destructor Documentation

◆ OutputTest()

OutputTest ( )

default

Member Function Documentation

◆ availableForWrite()

virtual int availableForWrite ( )

inlinevirtualinherited

Reimplemented in AudioESP32ULP, AudioLoRa, RTSPOutput< Platform >, SPIAudioMaster, UDPStream, VBANStream, AudioStreamWrapper, ConverterStream< T >, EncodedAudioOutput, EncodedAudioStream, FaustStream< DSP >, FileOutput, I2SCodecStream, MiniAudioStream, StdioStream, A2DPStream, AudioServerEx, AudioSyncWriter, ESPNowStream, HammingFEC< bytecount, block_t >, AbstractURLStream, URLStreamESP32, NRF24Stream, ReadioHeadStream, ReedSolomonFEC< bytecount, additional_bytes >, SPIAudioSlave, USBAudioDeviceBase, SynchronizedStream, AnalogAudioStream, AudioEffectStreamT< T >, AudioEffectStream, Equalizer3BandsT< T >, Equalizer3BandsPerChannelT< T >, I2SStream, ReformatBaseStream, AdapterAudioStreamToAudioOutput, TimedStream, AudioOutput, CsvOutput< T >, OutputMixer< T >, MemoryOutput, PWMAudioOutput< PWMDriverT >, MemoryStream, RingBufferStream, MeasuringStream, ProgressStream, Throttle, FilteredStream< T, TF >, FilteredStream< int16_t, int16_t >, ChannelFormatConverterStreamT< T >, ChannelFormatConverterStream, NumberFormatConverterStreamT< TFrom, TTo >, NumberFormatConverterStream, BaseStream, QueueStream< T >, QueueStream< uint8_t >, DynamicMemoryStream, FadeStream, FrequencyDetectorAutoCorrelation, FrequencyDetectorZeroCrossing, Pipeline, QualityAnalysisStream, SupportedRatesStream, VolumeStream, AudioFFTBase, AudioBLEClient, AudioBLEClient, AudioBLEServer, and AudioBLEServer.

◆ flush()

virtual void flush ( )

inlinevirtualinherited

◆ write() [1/2]

size_t write	(	const uint8_t *	buffer,
		size_t	size
	)

inlineoverridevirtual

Reimplemented from Print.

◆ write() [2/2]

size_t write ( uint8_t c )

inlineoverride

Member Data Documentation

◆ _timeout

int _timeout = 10

protectedinherited

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

src/AudioTools/Video/OutputTest.h

Public Member Functions

Protected Attributes