arduino-audio-tools
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Wrapper which converts a Print to a AudioOutput. More...
#include <AudioIO.h>
Public Member Functions | |
AdapterPrintToAudioOutput (Print &print) | |
virtual void | addNotifyAudioChange (AudioInfoSupport &bi) |
Adds target to be notified about audio changes. | |
AudioInfo | audioInfo () |
provides the actual input AudioInfo | |
virtual AudioInfo | audioInfoOut () |
virtual int | availableForWrite () override |
virtual bool | begin () |
virtual bool | begin (AudioInfo info) |
virtual void | clearNotifyAudioChange () |
Deletes all change notify subscriptions. | |
virtual void | end () |
virtual void | flush () |
virtual bool | isDeletable () |
If true we need to release the related memory in the destructor. | |
bool | isNotifyActive () |
Checks if the automatic AudioInfo update is active. | |
virtual | operator bool () |
virtual bool | removeNotifyAudioChange (AudioInfoSupport &bi) |
Removes a target in order not to be notified about audio changes. | |
void | setAudioInfo (AudioInfo info) |
Defines the input AudioInfo. | |
void | setNotifyActive (bool flag) |
Deactivate/Reactivate automatic AudioInfo updates: (default is active) | |
void | setStream (Print &out) |
size_t | write (const uint8_t *data, size_t len) |
virtual size_t | write (uint8_t ch) override |
virtual void | writeSilence (size_t len) |
Protected Member Functions | |
void | notifyAudioChange (AudioInfo info) |
Protected Attributes | |
int | _timeout = 10 |
AudioInfo | cfg |
bool | is_active = false |
bool | is_notify_active = true |
Vector< AudioInfoSupport * > | notify_vector |
Print * | p_print = nullptr |
SingleBuffer< uint8_t > | tmp {MAX_SINGLE_CHARS} |
int | tmpPos = 0 |
Wrapper which converts a Print to a AudioOutput.
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inlinevirtualinherited |
Adds target to be notified about audio changes.
Reimplemented in CodecNOP, MP3DecoderMAD, EncodedAudioOutput, EncodedAudioStream, AACDecoderFDK, DecoderBasic, MP3DecoderHelix, OggContainerDecoder, Pipeline, and Pipeline::ModifyingStreamAdapter.
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inlinevirtual |
provides the actual input AudioInfo
Reimplemented from AudioOutput.
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inlinevirtualinherited |
provides the actual output AudioInfo: this is usually the same as audioInfo() unless we use a transforming stream
Reimplemented in PureDataStream, PWMAudioOutput, ChannelFormatConverterStreamT< T >, ChannelFormatConverterStream, NumberFormatConverterStreamT< TFrom, TTo >, NumberFormatConverterStream, FormatConverterStream, Pipeline, and ResampleStream.
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inlineoverridevirtualinherited |
Reimplemented from Print.
Reimplemented in RTSPOutput.
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inlinevirtualinherited |
Reimplemented in AudioOutputWithCallback, EncodedAudioOutput, OggContainerOutput, MetaDataFilter, and CsvOutput< T >.
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inlinevirtualinherited |
Reimplemented in AudioESP32ULP, CsvOutput< T >, and EncodedAudioOutput.
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inlinevirtualinherited |
Reimplemented in EncodedAudioOutput, and OggContainerOutput.
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inlinevirtualinherited |
Reimplemented from Print.
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inlinevirtual |
If true we need to release the related memory in the destructor.
Reimplemented from AudioOutput.
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inlinevirtualinherited |
Reimplemented in EncodedAudioOutput, and RTSPOutput.
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inlinevirtual |
Defines the input AudioInfo.
Reimplemented from AudioOutput.
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inlinevirtual |
Implements AudioOutput.
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inlinevirtualinherited |
Writes n 0 values (= silence)
len |