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Added callback method: AudioProcessor::numChannelsChanged().

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This commit is contained in:
jules 2012-09-12 15:34:28 +01:00
parent c018cba8c8
commit b562bbab74
2 changed files with 29 additions and 27 deletions
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28
modules/juce_audio_processors/processors/juce_AudioProcessor.cpp
View file

@ -65,26 +65,34 @@ void AudioProcessor::removeListener (AudioProcessorListener* const listenerToRem
listeners.removeFirstMatchingValue (listenerToRemove);
}
void AudioProcessor::setPlayConfigDetails (const int numIns,
const int numOuts,
const double sampleRate_,
const int blockSize_) noexcept
void AudioProcessor::setPlayConfigDetails (const int newNumIns,
const int newNumOuts,
const double newSampleRate,
const int newBlockSize) noexcept
{
numInputChannels = numIns;
numOutputChannels = numOuts;
sampleRate = sampleRate_;
blockSize = blockSize_;
sampleRate = newSampleRate;
blockSize = newBlockSize;
if (numInputChannels != newNumIns || numOutputChannels != newNumOuts)
{
numInputChannels = newNumIns;
numOutputChannels = newNumOuts;
numChannelsChanged();
}
}
void AudioProcessor::numChannelsChanged() {}
void AudioProcessor::setSpeakerArrangement (const String& inputs, const String& outputs)
{
inputSpeakerArrangement = inputs;
outputSpeakerArrangement = outputs;
}
void AudioProcessor::setNonRealtime (const bool nonRealtime_) noexcept
void AudioProcessor::setNonRealtime (const bool newNonRealtime) noexcept
{
nonRealtime = nonRealtime_;
nonRealtime = newNonRealtime;
}
void AudioProcessor::setLatencySamples (const int newLatency)

28
modules/juce_audio_processors/processors/juce_AudioProcessor.h
View file

@ -61,8 +61,7 @@ public:
virtual ~AudioProcessor();
//==============================================================================
/** Returns the name of this processor.
*/
/** Returns the name of this processor. */
virtual const String getName() const = 0;
//==============================================================================
@ -143,7 +142,7 @@ public:
object to get the details about the time of the start of the block currently
being processed.
If the host hasn't supplied a playhead object, this will return 0.
If the host hasn't supplied a playhead object, this will return nullptr.
*/
AudioPlayHead* getPlayHead() const noexcept { return playHead; }
@ -325,7 +324,7 @@ public:
//==============================================================================
/** Creates the filter's UI.
This can return 0 if you want a UI-less filter, in which case the host may create
This can return nullptr if you want a UI-less filter, in which case the host may create
a generic UI that lets the user twiddle the parameters directly.
If you do want to pass back a component, the component should be created and set to
@ -359,13 +358,11 @@ public:
//==============================================================================
/** Returns the active editor, if there is one.
Bear in mind this can return nullptr, even if an editor has previously been opened.
*/
AudioProcessorEditor* getActiveEditor() const noexcept { return activeEditor; }
/** Returns the active editor, or if there isn't one, it will create one.
This may call createEditor() internally to create the component.
*/
AudioProcessorEditor* createEditorIfNeeded();
@ -405,8 +402,7 @@ public:
The value passed will be between 0 and 1.0.
*/
virtual void setParameter (int parameterIndex,
float newValue) = 0;
virtual void setParameter (int parameterIndex, float newValue) = 0;
/** Your filter can call this when it needs to change one of its parameters.
@ -418,8 +414,7 @@ public:
the beginParameterChangeGesture() and endParameterChangeGesture() methods to
tell the host when the user has started and stopped changing the parameter.
*/
void setParameterNotifyingHost (int parameterIndex,
float newValue);
void setParameterNotifyingHost (int parameterIndex, float newValue);
/** Returns true if the host can automate this parameter.
@ -472,19 +467,16 @@ public:
*/
virtual int getNumPrograms() = 0;
/** Returns the number of the currently active program.
*/
/** Returns the number of the currently active program. */
virtual int getCurrentProgram() = 0;
/** Called by the host to change the current program.
*/
/** Called by the host to change the current program. */
virtual void setCurrentProgram (int index) = 0;
/** Must return the name of a given program. */
virtual const String getProgramName (int index) = 0;
/** Called by the host to rename a program.
*/
/** Called by the host to rename a program. */
virtual void changeProgramName (int index, const String& newName) = 0;
//==============================================================================
@ -538,6 +530,8 @@ public:
*/
virtual void setCurrentProgramStateInformation (const void* data, int sizeInBytes);
/** This method is called when the number of input or output channels is changed. */
virtual void numChannelsChanged();
//==============================================================================
/** Adds a listener that will be called when an aspect of this processor changes. */
@ -578,7 +572,7 @@ protected:
/** Retrieves an XML element that was stored as binary with the copyXmlToBinary() method.
This might return 0 if the data's unsuitable or corrupted. Otherwise it will return
This might return nullptr if the data's unsuitable or corrupted. Otherwise it will return
an XmlElement object that the caller must delete when no longer needed.
*/
static XmlElement* getXmlFromBinary (const void* data, int sizeInBytes);