Steinberg::Vst::IProcessContextRequirements Class Reference

Extended IAudioProcessor interface for a component: Vst::IProcessContextRequirements. More...

#include "ivstaudioprocessor.h"

Inheritance diagram for Steinberg::Vst::IProcessContextRequirements:

Public Types
enum	Flags {   kNeedSystemTime , kNeedContinousTimeSamples , kNeedProjectTimeMusic , kNeedBarPositionMusic ,   kNeedCycleMusic , kNeedSamplesToNextClock , kNeedTempo , kNeedTimeSignature ,   kNeedChord , kNeedFrameRate , kNeedTransportState }

Public Member Functions
virtual uint32 PLUGIN_API	getProcessContextRequirements ()=0
Public Member Functions inherited from Steinberg::FUnknown
virtual tresult PLUGIN_API	queryInterface (const TUID _iid, void **obj)=0
	Query for a pointer to the specified interface.
virtual uint32 PLUGIN_API	addRef ()=0
	Adds a reference and returns the new reference count.
virtual uint32 PLUGIN_API	release ()=0
	Releases a reference and returns the new reference count.

Static Public Attributes
static const FUID	iid
Static Public Attributes inherited from Steinberg::FUnknown
static const FUID	iid

Detailed Description

Extended IAudioProcessor interface for a component: Vst::IProcessContextRequirements.

• [plug imp]
• [extends IAudioProcessor]
• [released: 3.7.0]
• [mandatory]

To get accurate process context information (Vst::ProcessContext), it is now required to implement this interface and return the desired bit mask of flags which your audio effect needs. If you do not implement this interface, you may not get any information at all of the process function␓.

The host asks for this information once between initialize and setActive. It cannot be changed afterwards.

This gives the host the opportunity to better optimize the audio process graph when it knows which plug-ins need which information.

Plug-Ins built with an earlier SDK version (< 3.7) will still get the old information, but the information may not be as accurate as when using this interface.

Definition at line 399 of file ivstaudioprocessor.h.

Member Enumeration Documentation

Flags

enum Steinberg::Vst::IProcessContextRequirements::Flags

Definition at line 402 of file ivstaudioprocessor.h.

Member Data Documentation

iid

const FUID Steinberg::Vst::IProcessContextRequirements::iid

static

Definition at line 418 of file ivstaudioprocessor.h.

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

• juce_audio_processors/format_types/VST3_SDK/pluginterfaces/vst/ivstaudioprocessor.h