libcm/dsp/cmDspSys.h

285 řádky
19 KiB
C

#ifndef cmDspSys_h
#define cmDspSys_h
#ifdef __cplusplus
extern "C" {
#endif
//( { file_desc:"Host application interface to the 'snap' data flow system." kw:[snap] }
extern cmDspSysH_t cmDspNullHandle;
// Print labels of the form 'label'-xxx. Where xxx is an integer.
// The total length of the label must be <=127 or it will be truncated.
// The returned string is kept in static memory and therefore will be
// rewritten by the next call to this function. This makes the function
// inherently useless if called by multiple threads.
const cmChar_t* cmDspSysPrintLabel( const cmChar_t* label, unsigned i );
const cmChar_t* cmDspSysPrintLabel2( const cmChar_t* label, unsigned i );
//----------------------------------------------------------------------------------------------------
// Control Functions
//
cmDspRC_t cmDspSysInitialize( cmCtx_t* ctx, cmDspSysH_t* hp, cmUdpNetH_t netH );
cmDspRC_t cmDspSysFinalize( cmDspSysH_t* hp );
bool cmDspSysIsValid( cmDspSysH_t h );
cmDspRC_t cmDspSysLastRC( cmDspSysH_t h );
unsigned cmDspSysPgmCount( cmDspSysH_t h );
const cmChar_t* cmDspPgmLabel( cmDspSysH_t h, unsigned pgmIdx );
// Load a DSP program.
cmDspRC_t cmDspSysLoad( cmDspSysH_t h, cmAudioSysCtx_t* asCtx, unsigned pgmIdx );
// Unload the previously loaded DSP program
cmDspRC_t cmDspSysUnload( cmDspSysH_t h );
// Call 'reset' on each of the DSP processer instances in the current program.
cmDspRC_t cmDspSysReset( cmDspSysH_t h );
// Called by the audioSystem to send messages to the DSP system during runtime.
cmDspRC_t cmDspSysRcvMsg( cmDspSysH_t h, cmAudioSysCtx_t* asCtx, const void* msgPtr, unsigned msgByteCnt, unsigned srcNetNodeId );
enum { kSyncPreDspId, kSyncPendingDspId, kSyncSuccessDspId, kSyncFailDspId };
unsigned cmDspSysSyncState( cmDspSysH_t h );
// Print the loaded program (instances and connections) to a JSON file.
cmDspRC_t cmDspSysPrintPgm( cmDspSysH_t h, const cmChar_t* outFn );
//----------------------------------------------------------------------------------------------------
// Preset function:
//
// A 'preset group' identifies a collection of 'preset's. The group id allows
// a particular preset instance to be restored to the same place from which it was formed.
unsigned cmDspSysPresetGroupCount( cmDspSysH_t h );
unsigned cmDspSysPresetGroupSymId( cmDspSysH_t h, unsigned groupIdx );
const cmChar_t* cmDspSysPresetGroupLabel( cmDspSysH_t h, unsigned groupIdx );
cmDspRC_t cmDspSysPresetGroupJsonList( cmDspSysH_t h, cmJsonH_t* jsHPtr );
// A 'preset' is a collection of stored DSP instances and their variables. A preset belongs
// to a group. A given group may have multiple presets. Each preset represents a saved
// instance/var state.
unsigned cmDspSysPresetPresetCount( cmDspSysH_t h, unsigned groupIdx );
unsigned cmDspSysPresetPresetSymId( cmDspSysH_t h, unsigned groupIdx, unsigned presetIdx );
const cmChar_t* cmDspSysPresetPresetLabel( cmDspSysH_t h, unsigned groupIdx, unsigned presetIdx );
cmDspRC_t cmDspSysPresetPresetJsonList(cmDspSysH_t h, unsigned groupSymId, cmJsonH_t* jsHPtr );
// This function returns a preset group id from a string label.
unsigned cmDspSysPresetRegisterGroup( cmDspSysH_t h, const cmChar_t* groupLabel );
// Create a preset named 'presetLabel' in the group named 'groupLabel'. If the group does not
// exist it will be created. The creation will fail if the 'presetLabel' already exists.
// This function calls the 'storeFunc' on every DSP instance belonging to the group
// identified by 'groupLabel'.
cmDspRC_t cmDspSysPresetCreate( cmDspSysH_t h, const cmChar_t* groupLabel, const cmChar_t* presetLabel );
// Apply the stored preset named by 'groupLabel' and 'presetLabel'.
cmDspRC_t cmDspSysPresetRecall( cmDspSysH_t h, const cmChar_t* groupLabel, const cmChar_t* presetLabel );
// Helper functions used by DSP instances to read and write preset variable values. These functions
// are called from inside the user defined DSP instance 'storeFunc'.
cmDspRC_t cmDspSysPresetWriteValue( cmDspSysH_t h, unsigned varSymId, const cmDspValue_t* valPtr );
cmDspRC_t cmDspSysPresetReadValue( cmDspSysH_t h, unsigned varSymId, cmDspValue_t* valPtr );
//----------------------------------------------------------------------------------------------------
// Generic constructors
//
// Allocate single DSP instances.
cmDspInst_t* cmDspSysAllocInstSV( cmDspSysH_t h, const cmChar_t* classLabelStr, unsigned presetGroupSymId, const cmChar_t* instLabelStr, unsigned va_cnt, va_list vl );
cmDspInst_t* cmDspSysAllocInstS( cmDspSysH_t h, const cmChar_t* classLabelStr, unsigned presetGroupSymId, const cmChar_t* instLabelStr, unsigned va_cnt, ... );
cmDspInst_t* cmDspSysAllocInst( cmDspSysH_t h, const cmChar_t* classLabelStr, const cmChar_t* instLabelStr, unsigned va_cnt, ... );
typedef const cmChar_t* (*cmDspSysLabelFunc_t)( cmDspSysH_t h, unsigned i );
// Allocate arrays of DSP instances. The memory used by the array is allocated from
// the cmDspSys linked heap and is therefore automatically garbage collected.
cmDspInst_t** cmDspSysAllocInstArraySV( cmDspSysH_t h, unsigned cnt, unsigned presetGroupSymId, const cmChar_t* classLabelStr, const cmChar_t* instLabelStr, cmDspSysLabelFunc_t labelFunc, unsigned va_cnt, va_list vl );
cmDspInst_t** cmDspSysAllocInstArrayS( cmDspSysH_t h, unsigned cnt, unsigned presetGroupSymId, const cmChar_t* classLabelStr, const cmChar_t* instLabelStr, cmDspSysLabelFunc_t labelFunc, unsigned va_cnt, ... );
cmDspInst_t** cmDspSysAllocInstArray( cmDspSysH_t h, unsigned cnt, const cmChar_t* classLabelStr, const cmChar_t* instLabelStr, cmDspSysLabelFunc_t labelFunc, unsigned va_cnt, ... );
cmDspRC_t cmDspSysNewColumn( cmDspSysH_t h, unsigned colW );
cmDspRC_t cmDspSysInsertHorzBorder( cmDspSysH_t h );
cmDspRC_t cmDspSysNewPage( cmDspSysH_t h, const cmChar_t* title );
//----------------------------------------------------------------------------------------------------
// Connection Functions.
//
cmDspRC_t cmDspSysConnectAudio( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarLbl, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarLbl );
cmDspRC_t cmDspSysConnectAudioN11N( cmDspSysH_t h, cmDspInst_t* srcInstArray[], const cmChar_t* srcVarLabel, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarPrefixStr, unsigned n );
cmDspRC_t cmDspSysConnectAudio1NN1( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, cmDspInst_t* dstInstArray[], const cmChar_t* dstVarLabel, unsigned n );
cmDspRC_t cmDspSysConnectAudio1N1N( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarPrefixLabel, unsigned n );
cmDspRC_t cmDspSysConnectAudioN1N1( cmDspSysH_t h, cmDspInst_t* srcInstArray[], const cmChar_t* srcVarLabel, cmDspInst_t* dstInstArray[], const cmChar_t* dstVarLabel, unsigned n );
cmDspRC_t cmDspSysConnectAudio11N1( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarLabel, cmDspInst_t* dstInstPArray[],const cmChar_t* dstVarPrefixStr, unsigned n );
cmDspRC_t cmDspSysConnectAudio111N( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarLabel, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarLabel, unsigned n );
// Connect srcInstArray[ map[i] ] to dstInst.in[i] - map[dstCnt] therefore contains dstCnt elements
cmDspRC_t cmDspSysConnectAudioN11NM( cmDspSysH_t h, cmDspInst_t* srcInstArray[], const cmChar_t* srcVarLabel, unsigned srcCnt, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarPrefixStr, unsigned dstCnt, const unsigned* map );
cmDspRC_t cmDspSysInstallCb( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarLabel, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarLabel, void* dstCbDataPtr);
cmDspRC_t cmDspSysInstallCbN11N( cmDspSysH_t h, cmDspInst_t* srcInstArray[], const cmChar_t* srcVarLabel, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarPrefixStr, unsigned n );
cmDspRC_t cmDspSysInstallCb1NN1( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, cmDspInst_t* dstInstArray[], const cmChar_t* dstVarLabel, unsigned n );
cmDspRC_t cmDspSysInstallCb1N1N( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarPrefixLabel, unsigned n );
cmDspRC_t cmDspSysInstallCbN1N1( cmDspSysH_t h, cmDspInst_t* srcInstArray[], const cmChar_t* srcVarLabel, cmDspInst_t* dstInstArray[], const cmChar_t* dstVarLabel, unsigned n );
cmDspRC_t cmDspSysInstallCb11N1( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarLabel, cmDspInst_t* dstInstArray[], const cmChar_t* dstVarLabel, unsigned n );
cmDspRC_t cmDspSysInstallCb111N( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarLabel, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarPrefixLabel, unsigned n );
cmDspRC_t cmDspSysInstallCbN111( cmDspSysH_t h, cmDspInst_t* srcInstArray[], const cmChar_t* srcVarLabel, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarLabel, unsigned n );
cmDspRC_t cmDspSysInstallCb1N11( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarLabel, unsigned n );
cmDspRC_t cmDspSysInstallCb1N1NM( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, unsigned srcCnt, cmDspInst_t* dstInstPtr, const cmChar_t* dstVarPrefixLabel, unsigned dstCnt, const unsigned* map );
cmDspRC_t cmDspSysInstallCb1NN1M( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, unsigned srcCnt, cmDspInst_t* dstInstArray[], const cmChar_t* dstVarLabel, unsigned dstCnt, const unsigned* map );
cmDspRC_t cmDspSysInstallCb1NN1M2(cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, unsigned srcCnt, const unsigned* map, cmDspInst_t* dstInstArray[], const cmChar_t* dstVarLabel, unsigned dstCnt );
cmDspRC_t cmDspSysInstallNetCb( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarLabel, const cmChar_t* dstNetNodeLabel, const cmChar_t* dstInstLabel, const cmChar_t* dstVarLabel );
cmDspRC_t cmDspSysInstallNetCb1N1N( cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, const cmChar_t* dstNetNodeLabel, const cmChar_t* dstInstLabel, const cmChar_t* dstVarPrefixStr, unsigned dstOffs, unsigned n );
cmDspRC_t cmDspSysInstallNetCb1N1NM(cmDspSysH_t h, cmDspInst_t* srcInstPtr, const cmChar_t* srcVarPrefixStr, unsigned srcCnt, const cmChar_t* dstNetNodeLabel, const cmChar_t* dstInstLabel, const cmChar_t* dstVarPrefixStr, unsigned dstCnt, const unsigned* map );
//----------------------------------------------------------------------------------------------------
// cmDspSysH_t Accessor Functions
//
double cmDspSysSampleRate( cmDspSysH_t h );
cmJsonH_t cmDspSysPgmRsrcHandle( cmDspSysH_t h );
cmSymTblH_t cmDspSysSymbolTable( cmDspSysH_t h );
unsigned cmDspSysRegisterStaticSymbol( cmDspSysH_t h, const cmChar_t* symLabel );
unsigned cmDspSysRegisterSymbol( cmDspSysH_t h, const cmChar_t* symLabel );
cmCtx_t* cmDspSysPgmCtx( cmDspSysH_t h );
cmLHeapH_t cmDspSysLHeap( cmDspSysH_t h );
unsigned cmDspSysNetNodeId( cmDspSysH_t h );
const cmChar_t* cmDspSysNetNodeLabel( cmDspSysH_t h );
const cmChar_t* cmDspSysNetNodeIdToLabel( cmDspSysH_t h, unsigned netNodeId );
unsigned cmDspSysNetNodeLabelToId( cmDspSysH_t h, const cmChar_t* netNodeLabel );
//----------------------------------------------------------------------------------------------------
// Attribute Symbol assignment and value broadcasing
//
// Each DSP instance can be tagged with an arbitrary number of 'attribute' symbols.
// The primary use of an attribute symbol is to identify targets of
// messages sent via the cmDspSysBroadcastValue() call.
// This function declares an active attribute symbol which will be assigned to all DSP
// instances which are created after the function is called and before
// cmDspSysRemoveInstAttrSymbol(). Multiple attribute symbols may be made active
// in this way - in which case all active attribute symbols will be assigned to any
// DSP instances created during their life time.
// Return symId or cmInvalidId on failure.
unsigned cmDspSysRegisterInstAttrSymbol( cmDspSysH_t h, unsigned symId );
unsigned cmDspSysRegisterInstAttrSymbolStr( cmDspSysH_t h, const cmChar_t* symLabel );
// Assign a instance attribute symbol to a DSP instance.
cmDspRC_t cmDspSysAssignInstAttrSymbol( cmDspSysH_t h, cmDspInst_t* inst, unsigned symId );
// Return cmInvalidId on error otherwise returns the symbol id associated with symLabel.
unsigned cmDspSysAssignInstAttrSymbolStr( cmDspSysH_t h, cmDspInst_t* inst, const cmChar_t* symLabel );
// Remove a previously registered attribute symbol.
cmDspRC_t cmDspSysRemoveInstAttrSymbol( cmDspSysH_t h, unsigned symId );
cmDspRC_t cmDspSysRemoveInstAttrSymbolStr( cmDspSysH_t h, const cmChar_t* symLabel );
// Send a value to every DSP instance tagged with the attribute symbol
// 'instAttrSymId'.
// Set instAttrSymId to cmInvalidId to send to all instances
cmDspRC_t cmDspSysBroadcastValue( cmDspSysH_t h, unsigned instAttrSymId, const cmDspValue_t* valuePtr );
//----------------------------------------------------------------------------------------------------
// Specialized Constructors:
//
// align: kRightAlignDuiId, kLeftAlignDuiId, kCenterAlignDuiId
cmDspInst_t* cmDspSysAllocLabel( cmDspSysH_t h, const cmChar_t* label, unsigned alignId );
cmDspInst_t* cmDspSysAllocScalar( cmDspSysH_t h, const cmChar_t* label, cmReal_t min, cmReal_t max, cmReal_t step, cmReal_t val );
cmDspInst_t* cmDspSysAllocScalarP( cmDspSysH_t h, unsigned presetGroupSymId, const cmChar_t* prefixLabel, const cmChar_t* label, cmReal_t min, cmReal_t max, cmReal_t step, cmReal_t val );
cmDspInst_t* cmDspSysAllocScalarRsrc( cmDspSysH_t h, const cmChar_t* label, cmReal_t min, cmReal_t max, cmReal_t step, const cmChar_t* rsrcPath );
cmDspInst_t** cmDspSysAllocScalarA( cmDspSysH_t h, unsigned cnt, unsigned presetGroupSymId, const cmChar_t* prefixLabel, const cmChar_t* label, cmReal_t min, cmReal_t max, cmReal_t step, cmReal_t val );
cmDspInst_t* cmDspSysAllocButton( cmDspSysH_t h, const cmChar_t* label, cmReal_t val );
cmDspInst_t* cmDspSysAllocButtonP( cmDspSysH_t h, const cmChar_t* prefixLabel, const cmChar_t* label, cmReal_t val );
cmDspInst_t* cmDspSysAllocButtonRsrc( cmDspSysH_t h, const cmChar_t* label, const cmChar_t* rsrcPath );
cmDspInst_t* cmDspSysAllocCheck( cmDspSysH_t h, const cmChar_t* label, cmReal_t val );
cmDspInst_t* cmDspSysAllocCheckP( cmDspSysH_t h, unsigned presetGroupSymId, const cmChar_t* prefixLabel, const cmChar_t* label, cmReal_t val );
cmDspInst_t* cmDspSysAllocCheckRsrc( cmDspSysH_t h, const cmChar_t* label, const cmChar_t* rsrcPath );
// If 'fn' is NULL then the DSP rsrc tree is used to locate the resource.
// The resource named by 'rsrcLabel' may be any place in the resource tree.
cmDspInst_t* cmDspSysAllocMsgList( cmDspSysH_t h, const cmChar_t* fn, const cmChar_t* rsrcLabel, unsigned initSelIdx );
cmDspInst_t* cmDspSysAllocMsgListP( cmDspSysH_t h, unsigned presetGroupSymId, const cmChar_t* preLabel, const cmChar_t* label, const cmChar_t* fn, const cmChar_t* rsrcLabel, unsigned initSelIdx );
cmDspInst_t* cmDspSysAllocAudioIn( cmDspSysH_t h, unsigned chIdx, cmReal_t gain );
// Set chMapRsrcLabel to NULL to use the rsrc named 'audioInMap'.
// *retChCntPtr is set to the count of audio channels created (and the count of channels in the map).
cmDspInst_t** cmDspSysAllocAudioInAR( cmDspSysH_t h, const cmChar_t* chMapRsrcLabel, cmReal_t gain, unsigned* retChCntPtr );
cmDspInst_t* cmDspSysAllocAudioOut( cmDspSysH_t h, unsigned chIdx, cmReal_t gain );
// Set chMapRsrcLabel to NULL to use the rsrc named 'audioOutMap'.
// *retChCntPtr is set to the count of audio channels created (and the count of channels in the map).
cmDspInst_t** cmDspSysAllocAudioOutAR( cmDspSysH_t h, const cmChar_t* chMapRsrcLabel, cmReal_t gain, unsigned* retChCntPtr );
//----------------------------------------------------------------------------------------------------
// Read resource values from the program resource file.
//
cmDspRC_t cmDspRsrcBoolV( cmDspSysH_t h, bool* vp, va_list vl );
cmDspRC_t cmDspRsrcIntV( cmDspSysH_t h, int* vp, va_list vl );
cmDspRC_t cmDspRsrcUIntV( cmDspSysH_t h, unsigned* vp, va_list vl );
cmDspRC_t cmDspRsrcDblV( cmDspSysH_t h, double* vp, va_list vl );
cmDspRC_t cmDspRsrcRealV( cmDspSysH_t h, cmReal_t* vp, va_list vl );
cmDspRC_t cmDspRsrcStringV( cmDspSysH_t h, const cmChar_t** vp, va_list vl );
cmDspRC_t cmDspRsrcArrayCountV( cmDspSysH_t h, unsigned* np, va_list vl );
cmDspRC_t cmDspRsrcBoolArrayV( cmDspSysH_t h, unsigned* np, bool** vpp, va_list vl );
cmDspRC_t cmDspRsrcIntArrayV( cmDspSysH_t h, unsigned* np, int** vpp, va_list vl );
cmDspRC_t cmDspRsrcUIntArrayV( cmDspSysH_t h, unsigned* np, unsigned** vpp, va_list vl );
cmDspRC_t cmDspRsrcDblArrayV( cmDspSysH_t h, unsigned* np, double** vpp, va_list vl );
cmDspRC_t cmDspRsrcRealArrayV( cmDspSysH_t h, unsigned* np, cmReal_t** vpp, va_list vl );
cmDspRC_t cmDspRsrcStringArrayV(cmDspSysH_t h, unsigned* np, const cmChar_t*** vpp, va_list vl );
cmDspRC_t cmDspRsrcInt( cmDspSysH_t h, int* vp, ... );
cmDspRC_t cmDspRsrcBool( cmDspSysH_t h, bool* vp, ... );
cmDspRC_t cmDspRsrcUInt( cmDspSysH_t h, unsigned* vp, ... );
cmDspRC_t cmDspRsrcDbl( cmDspSysH_t h, double* vp, ... );
cmDspRC_t cmDspRsrcReal( cmDspSysH_t h, cmReal_t* vp, ... );
cmDspRC_t cmDspRsrcString( cmDspSysH_t h, const cmChar_t** vp, ... );
cmDspRC_t cmDspRsrcArrayCount( cmDspSysH_t h, unsigned* np, ... );
cmDspRC_t cmDspRsrcBoolArray( cmDspSysH_t h, unsigned* np, bool** vpp, ... );
cmDspRC_t cmDspRsrcIntArray( cmDspSysH_t h, unsigned* np, int** vpp, ... );
cmDspRC_t cmDspRsrcUIntArray( cmDspSysH_t h, unsigned* np, unsigned** vpp, ... );
cmDspRC_t cmDspRsrcDblArray( cmDspSysH_t h, unsigned* np, double** vpp, ... );
cmDspRC_t cmDspRsrcRealArray( cmDspSysH_t h, unsigned* np, cmReal_t** vpp, ... );
cmDspRC_t cmDspRsrcStringArray( cmDspSysH_t h, unsigned* np, const cmChar_t*** vpp, ... );
cmDspRC_t cmDspRsrcWriteStringV( cmDspSysH_t h, const cmChar_t* v, va_list vl );
cmDspRC_t cmDspRsrcWriteString( cmDspSysH_t h, const cmChar_t* v, ... );
//)
#ifdef __cplusplus
}
#endif
#endif