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149 lines
5.2 KiB
149 lines
5.2 KiB
5 years ago
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#ifndef f_VD2_PLUGIN_VDAUDIOFILT_H
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#define f_VD2_PLUGIN_VDAUDIOFILT_H
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#####################################/
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#
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# Audio filter support
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struct VDAudioFilterDefinition
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struct VDXWaveFormat
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struct VDPluginCallbacks
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enum
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kVDPlugin_AudioAPIVersion = 2
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struct VDAudioFilterPin
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unsigned mGranularity; # Block size a filter reads/writes self pin.
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unsigned mDelay; # Delay in samples on self input.
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unsigned mBufferSize; # The size, samples, the buffer.
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unsigned mCurrentLevel; # The number of samples currently in the buffer.
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sint64 mLength; # Approximate length of self stream in us.
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VDXWaveFormat *mpFormat
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bool mbVBR
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bool mbEnded
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char _pad[2]
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void *mpBuffer
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unsigned mSamplesWritten; # The number of samples just written to the buffer.
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unsigned mAvailSpace; # Available room pointed to by mpBuffer (output pins only).
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uint32 (VDAPIENTRY *mpReadProc)(VDAudioFilterPin *pPin, *dst, samples, bAllowFill, format)
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# These helpers are non-virtual inlines and are compiled into filters.
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uint32 Read(void *dst, samples, bAllowFill, format)
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return mpReadProc(self, dst, samples, bAllowFill, format)
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struct VDAudioFilterContext
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struct VDAudioFilterCallbacks
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VDXWaveFormat *(VDAPIENTRY *AllocPCMWaveFormat)(unsigned sampling_rate, channels, bits, bFloat)
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VDXWaveFormat *(VDAPIENTRY *AllocCustomWaveFormat)(unsigned extra_size)
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VDXWaveFormat *(VDAPIENTRY *CopyWaveFormat)( VDXWaveFormat *)
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void (VDAPIENTRY *FreeWaveFormat)( VDXWaveFormat *)
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void (VDAPIENTRY *Wake)( VDAudioFilterContext *pContext)
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struct VDAudioFilterContext
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void *mpFilterData
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VDAudioFilterPin **mpInputs
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VDAudioFilterPin **mpOutputs
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IVDPluginCallbacks *mpServices
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VDAudioFilterCallbacks *mpAudioCallbacks
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VDAudioFilterDefinition *mpDefinition
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uint32 mAPIVersion
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uint32 mInputSamples; # Number of input samples available on all pins.
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uint32 mInputGranules; # Number of input granules available on all pins.
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uint32 mInputsEnded; # Number of inputs that have ended.
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uint32 mOutputSamples; # Number of output sample spaces available on all pins.
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uint32 mOutputGranules; # Number of output granule spaces available on all pins.
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uint32 mCommonSamples; # Number of input samples and output sample spaces.
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uint32 mCommonGranules; # Number of input and output granules.
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# This structure is intentionally identical to WAVEFORMATEX, one
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# exception -- mExtraSize is *always* present, for PCM.
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struct VDXWaveFormat
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enum { kTagPCM = 1
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uint16 mTag
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uint16 mChannels
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uint32 mSamplingRate
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uint32 mDataRate
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uint16 mBlockSize
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uint16 mSampleBits
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uint16 mExtraSize
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enum
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kVFARun_OK = 0,
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kVFARun_Finished = 1,
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kVFARun_InternalWork = 2,
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kVFAPrepare_OK = 0,
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kVFAPrepare_BadFormat = 1
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enum
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kVFARead_Native = 0,
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kVFARead_PCM8 = 1,
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kVFARead_PCM16 = 2,
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kVFARead_PCM32F = 3
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typedef void * (VDAPIENTRY *VDAudioFilterExtProc )( VDAudioFilterContext *pContext, *pInterfaceName)
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typedef uint32 (VDAPIENTRY *VDAudioFilterRunProc )( VDAudioFilterContext *pContext)
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typedef sint64 (VDAPIENTRY *VDAudioFilterSeekProc )( VDAudioFilterContext *pContext, microsecs)
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typedef uint32 (VDAPIENTRY *VDAudioFilterPrepareProc )( VDAudioFilterContext *pContext)
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typedef void (VDAPIENTRY *VDAudioFilterStartProc )( VDAudioFilterContext *pContext)
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typedef void (VDAPIENTRY *VDAudioFilterStopProc )( VDAudioFilterContext *pContext)
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typedef void (VDAPIENTRY *VDAudioFilterInitProc )( VDAudioFilterContext *pContext)
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typedef void (VDAPIENTRY *VDAudioFilterDestroyProc )( VDAudioFilterContext *pContext)
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typedef unsigned (VDAPIENTRY *VDAudioFilterSuspendProc )( VDAudioFilterContext *pContext, *dst, size)
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typedef void (VDAPIENTRY *VDAudioFilterResumeProc )( VDAudioFilterContext *pContext, *src, size)
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typedef unsigned (VDAPIENTRY *VDAudioFilterGetParamProc )( VDAudioFilterContext *pContext, idx, *dst, size)
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typedef void (VDAPIENTRY *VDAudioFilterSetParamProc )( VDAudioFilterContext *pContext, idx, *src, variant_count)
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typedef bool (VDAPIENTRY *VDAudioFilterConfigProc )( VDAudioFilterContext *pContext, HWND__ *hwnd)
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enum
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kVFAF_Zero = 0,
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kVFAF_HasConfig = 1, # Filter has a configuration dialog.
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kVFAF_SerializedIO = 2, # Filter must execute in the serialized I/O thread.
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kVFAF_Max = 0xFFFFFFFF,
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struct VDAudioFilterVtbl
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uint32 mSize
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VDAudioFilterDestroyProc mpDestroy
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VDAudioFilterPrepareProc mpPrepare
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VDAudioFilterStartProc mpStart
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VDAudioFilterStopProc mpStop
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VDAudioFilterRunProc mpRun
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VDAudioFilterSeekProc mpSeek
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VDAudioFilterSuspendProc mpSuspend
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VDAudioFilterResumeProc mpResume
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VDAudioFilterGetParamProc mpGetParam
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VDAudioFilterSetParamProc mpSetParam
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VDAudioFilterConfigProc mpConfig
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VDAudioFilterExtProc mpExt
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struct VDAudioFilterDefinition
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uint32 mSize; # size of self structure in bytes
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uint32 mFlags
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uint32 mFilterDataSize
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uint32 mInputPins
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uint32 mOutputPins
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VDXPluginConfigEntry *mpConfigInfo
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VDAudioFilterInitProc mpInit
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VDAudioFilterVtbl *mpVtbl
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#endif
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