arduino-audio-tools
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DecoderBasic - supports mime type audio/basic Requires https://github.com/pschatzmann/arduino-libg7xx The content of the "audio/basic" subtype is single channel audio encoded using 8bit ISDN mu-law [PCM] at a sample rate of 8000 Hz. More...
#include <CodecBasic.h>
Public Member Functions | |
DecoderBasic () | |
Construct a new DecoderBasic object. | |
DecoderBasic (Print &out_stream, AudioInfoSupport &bi) | |
Construct a new DecoderBasic object. | |
DecoderBasic (Print &out_stream, bool active=true) | |
Construct a new DecoderBasic object. | |
void | addNotifyAudioChange (AudioInfoSupport &bi) override |
Adds target to be notified about audio changes. | |
AudioInfo | audioInfo () override |
provides the actual input AudioInfo | |
virtual AudioInfo | audioInfoOut () |
provides the actual output AudioInfo: this is usually the same as audioInfo() unless we use a transforming stream | |
bool | begin () override |
bool | begin (AudioInfo info) |
virtual void | clearNotifyAudioChange () |
Deletes all change notify subscriptions. | |
void | end () override |
bool | isNotifyActive () |
Checks if the automatic AudioInfo update is active. | |
virtual bool | isResultPCM () |
Returns true to indicate that the decoding result is PCM data. | |
virtual | operator bool () override |
virtual bool | removeNotifyAudioChange (AudioInfoSupport &bi) |
Removes a target in order not to be notified about audio changes. | |
virtual void | setAudioInfo (AudioInfo from) override |
for most decoders this is not needed | |
void | setNotifyActive (bool flag) |
Deactivate/Reactivate automatic AudioInfo updates: (default is active) | |
virtual void | setOutput (AudioOutput &out_stream) |
Defines where the decoded result is written to. | |
virtual void | setOutput (AudioStream &out_stream) |
Defines where the decoded result is written to. | |
void | setOutput (Print &out_stream) override |
Defines the output Stream. | |
virtual size_t | write (const uint8_t *data, size_t len) override |
Public Attributes | |
int | id |
custom id to be used by application | |
Protected Member Functions | |
void | notifyAudioChange (AudioInfo info) |
void | writeBlocking (Print *out, uint8_t *data, size_t len) |
Protected Attributes | |
G711_ULAWDecoder | decoder |
AudioInfo | info |
bool | is_notify_active = true |
Vector< AudioInfoSupport * > | notify_vector |
Print * | p_print = nullptr |
DecoderBasic - supports mime type audio/basic Requires https://github.com/pschatzmann/arduino-libg7xx The content of the "audio/basic" subtype is single channel audio encoded using 8bit ISDN mu-law [PCM] at a sample rate of 8000 Hz.
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inline |
Construct a new DecoderBasic object.
out_stream | Output Stream to which we write the decoded result |
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inline |
Construct a new DecoderBasic object.
out_stream | Output Stream to which we write the decoded result |
bi | Object that will be notified about the Audio Formt (Changes) |
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inlineoverridevirtual |
Adds target to be notified about audio changes.
Reimplemented from AudioInfoSource.
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inlineoverridevirtual |
provides the actual input AudioInfo
Reimplemented from AudioDecoder.
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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inlineoverridevirtual |
Reimplemented from AudioDecoder.
Reimplemented from AudioDecoder.
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inlineoverridevirtual |
Reimplemented from AudioDecoder.
Returns true to indicate that the decoding result is PCM data.
Reimplemented in CopyDecoder, and GGWaveDecoder.
Implements AudioWriter.
for most decoders this is not needed
Implements AudioWriter.
Reimplemented in GGWaveDecoder, DecoderL8, OpusAudioDecoder, CodecNOP, AACDecoderHelix, and G7xxDecoder.
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inlinevirtualinherited |
Defines where the decoded result is written to.
Reimplemented in MetaDataFilterDecoder.
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inlinevirtualinherited |
Defines where the decoded result is written to.
Reimplemented in MetaDataFilterDecoder.
Defines the output Stream.
Reimplemented from AudioDecoder.
Implements AudioWriter.