cwCmInterface.h/cpp, cwScoreFollower.h/cpp, Makefile.am : Initial score_follow development

Makefile.am

@@ -67,8 +67,8 @@ libcwSRC += src/libcw/cwIoMidiRecordPlay.cpp  src/libcw/cwIoAudioRecordPlay.cpp
 libcwHDR += src/libcw/cwIoPresetSelApp.h     src/libcw/cwPianoScore.h    src/libcw/cwPresetSel.h   
 libcwSRC += src/libcw/cwIoPresetSelApp.cpp   src/libcw/cwPianoScore.cpp  src/libcw/cwPresetSel.cpp 
 
-# libcwHDR += src/libcw/cwCmInterface.h    src/libcw/cwScoreFollower.h
+libcwHDR += src/libcw/cwCmInterface.h    src/libcw/cwScoreFollower.h
-# libcwSRC += src/libcw/cwCmInterface.cpp  src/libcw/cwScoreFollower.cpp
+libcwSRC += src/libcw/cwCmInterface.cpp  src/libcw/cwScoreFollower.cpp
 
 endif
 

cwCmInterface.cpp

@@ -1,3 +1,4 @@
+
 #include "cwCommon.h"
 #include "cwLog.h"
 #include "cwCommonImpl.h"
@@ -18,8 +19,11 @@
 #include "cmScore.h"
 #include "cmText.h"
 #include "cmFileSys.h"
+#include "cmProcObj.h"
 
 extern "C" {
+
+  
   void _cm_print_info( void* arg, const char* text )
   {
     cwLogInfo(text);
@@ -35,10 +39,17 @@ namespace cw
 {
   namespace cm
   {
+    
+    extern "C" {
       typedef struct cm_str
       {
-      ::cmCtx_t ctx;
+        cmCtx_t ctx;
+        cmSymTblH_t symTblH;
+        cmLHeapH_t  lhH;        
+        cmProcCtx* procCtx;
+        
       } cm_t;
+    }
     
     cm_t* _handleToPtr( handle_t h )
     { return handleToPtr<handle_t,cm_t>(h); }
@@ -52,10 +63,43 @@ namespace cw
         cmMdReport( kIgnoreNormalMmFl );
         cmMdFinalize();
 
+        cmLHeapDestroy(&p->lhH);
+        cmSymTblDestroy(&p->symTblH);
+        cmProcCtxFree(&p->procCtx);
+
         mem::release(p);
       }
       return kOkRC;
     }
+
+    rc_t _create_proc_ctx( cm_t* p, cmCtx_t* ctx )
+    {
+      rc_t rc = kOkRC;
+      
+      // create the linked heap
+      if(cmLHeapIsValid( p->lhH = cmLHeapCreate(1024,ctx)) == false)
+      {
+        rc = cwLogError(kOpFailRC,"The cm linked heap allocation failed.");
+        goto errLabel;
+      }
+
+      // intialize the symbol table
+      if( cmSymTblIsValid( p->symTblH = cmSymTblCreate(cmSymTblNullHandle,1,ctx)) == false )
+      {
+        rc = cwLogError(kOpFailRC,"The cm linked heap allocation failed.");
+        goto errLabel;
+      }
+
+      // initialize the proc context
+      if( (p->procCtx = cmProcCtxAlloc(NULL,&ctx->rpt,p->lhH,p->symTblH)) == NULL )
+      {
+        rc = cwLogError(kOpFailRC,"The cm proc context allocation failed.");
+        goto errLabel;
+      }
+
+    errLabel:
+      return rc;
+    }
   }
 }
 
@@ -82,6 +126,14 @@ cw::rc_t cw::cm::create( handle_t& hRef )
 
   cmTsInitialize( &p->ctx );
 
+  if((rc = _create_proc_ctx(p, &p->ctx )) == kOkRC )
+    hRef.set(p);
+  else
+  {
+    _destroy(p);
+    rc = cwLogError(rc,"cm Interface context create failed.");
+  }
+  
   return rc;
 }
 
@@ -102,9 +154,17 @@ cw::rc_t cw::cm::destroy( handle_t& hRef )
   
 }
 
-::cmCtx_t* cw::cm::context( handle_t h )
+extern "C" {
+  struct cmCtx_str* cw::cm::context( handle_t h )
   {
     cm_t* p = _handleToPtr(h);
     return &p->ctx;
   }
   
+  struct cmProcCtx_str* cw::cm::proc_context( handle_t h )
+  {
+    cm_t* p = _handleToPtr(h);
+    return p->procCtx;
+  }
+  
+}

cwCmInterface.h

@@ -1,17 +1,24 @@
 #ifndef cwCmInterface_h
 #define cwCmInterface_h
 
+extern "C" {
+  struct cmCtx_str;
+  struct cmProcCtx_str;
+}
+
 namespace cw
 {
   namespace cm {
 
-    extern "C" { struct cmCtx_str; }
 
     typedef handle< struct cm_str > handle_t; 
     
     rc_t       create( handle_t& hRef );
     rc_t       destroy( handle_t& hRef );
-    ::cmCtx_t* context( handle_t h );
+
+   
+    extern "C" struct cmCtx_str*     context( handle_t h );
+    extern "C" struct cmProcCtx_str* proc_context( handle_t h );
   }
 }
 

cwScoreFollower.cpp

@@ -5,6 +5,10 @@
 #include "cwText.h"
 #include "cwObject.h"
 #include "cwMidi.h"
+#include "cwFileSys.h"
+#include "cwMidi.h"
+#include "cwMidiFile.h"
+#include "cwCmInterface.h"
 #include "cwScoreFollower.h"
 
 #include "cmGlobal.h"
@@ -12,10 +16,18 @@
 #include "cmRpt.h"
 #include "cmErr.h"
 #include "cmCtx.h"
+#include "cmMem.h"
+#include "cmSymTbl.h"
+#include "cmLinkedHeap.h"
 #include "cmTime.h"
 #include "cmMidi.h"
 #include "cmSymTbl.h"
+#include "cmMidiFile.h"
+#include "cmAudioFile.h"
 #include "cmScore.h"
+#include "cmTimeLine.h"
+#include "cmProcObj.h"
+#include "cmProc4.h"
 
 namespace cw
 {
@@ -24,11 +36,15 @@ namespace cw
 
     typedef struct score_follower_str
     {
+      double       srate;
       unsigned     search_area_locN;
       unsigned     key_wnd_locN;
       char*        score_csv_fname;
-      
+      cmScH_t      cmScoreH;
-      
+      cmScMatcher* matcher;
+      unsigned*    match_idA;
+      unsigned     match_id_allocN;
+      unsigned     match_id_curN;
     } score_follower_t;
 
     score_follower_t* _handleToPtr( handle_t h )
@@ -49,7 +65,7 @@ namespace cw
         goto errLabel;
       }
 
-      if((app->score_csv_fname = filesys::expandPath( score_csv_fname )) == nullptr )
+      if((p->score_csv_fname = filesys::expandPath( score_csv_fname )) == nullptr )
       {
         rc = cwLogError(kOpFailRC,"Score follower score file expansion failed.");
         goto errLabel;
@@ -59,36 +75,105 @@ namespace cw
       return rc;
     }
 
+    unsigned _get_max_cw_loc_value( score_follower_t* p )
+    {
+      unsigned cmEvtN = cmScoreEvtCount( p->cmScoreH );
+      unsigned maxCwLoc = 0;
+      for(unsigned i=0; i<cmEvtN; ++i)
+      {
+      }
+      
+      return maxCwLoc; 
+    }
+    
+    void _createCwLocToCmLocMap( score_follower_t* p )
+    {
+    }
+
     rc_t _destroy( score_follower_t* p)
     {
       mem::release(p->score_csv_fname);
       mem::release(p);
+      cmScMatcherFree(&p->matcher);
+      cmScoreFinalize(&p->cmScoreH);
       return kOkRC;
     }
+
+
+    extern "C" void _score_follower_cb( struct cmScMatcher_str* smp, void* arg, cmScMatcherResult_t* r )
+    {
+      score_follower_t* p = (score_follower_t*)arg;
+      cmScoreEvt_t* cse;
+
+      // get a pointer to the matched event
+      if((cse = cmScoreEvt( p->cmScoreH, r->scEvtIdx )) == nullptr )
+      {
+        cwLogError(kInvalidStateRC,"cm Score event index (%i) reported by the score follower is invalid.",r->scEvtIdx );
+      }
+      else
+      {
+        if( p->match_id_curN >= p->match_id_allocN )
+        {
+          cwLogError(kInvalidStateRC,"The score follower match id array is full.");
+        }
+        else
+        {
+          // the csvEventId corresponds to the cwPianoScore location 
+          p->match_idA[ p->match_id_curN++ ] = cse->csvEventId;          
         }
       }
       
-cw::rc_t cw::score_follower::create( handle_t& hRef, const object_t* cfg, double srate )
+    }
+
+
+    
+  }
+}
+
+cw::rc_t cw::score_follower::create( handle_t& hRef, const object_t* cfg, cm::handle_t cmCtxH, double srate )
 {
   rc_t        rc        = kOkRC;
-  score_follower_t* p = nullptr;
+  cmCtx_t*    cmCtx     = context(cmCtxH);
+  cmProcCtx*  cmProcCtx = proc_context(cmCtxH);
+  cmSymTblH_t cmSymTblH = cmSTATIC_NULL_HANDLE;
+  cmScRC_t    scoreRC   = cmOkRC;
   
   if((rc = destroy(hRef)) != kOkRC )
     return rc;
 
-  p = mem::allocZ<score_follower_t>();
+  score_follower_t* p = mem::allocZ<score_follower_t>();
 
   if((rc = _parse_cfg(p,cfg)) != kOkRC )
     goto errLabel;
 
-  cmScRC_t      cmScoreInitialize( cmCtx_t* ctx, cmScH_t* hp, const cmChar_t* fn, double srate, const unsigned* dynRefArray, unsigned dynRefCnt, cmScCb_t cbFunc, void* cbArg, cmSymTblH_t stH );
+  if((scoreRC = cmScoreInitialize( cmCtx, &p->cmScoreH, p->score_csv_fname, srate, nullptr, 0, nullptr, nullptr, cmSymTblH )) != cmOkRC )
-  
+  {
-  //cmRC_t       cmScMatcherInit(  cmScMatcher* p, double srate, cmScH_t scH, unsigned scWndN, unsigned midiWndN, cmScMatcherCb_t cbFunc, void* cbArg );
+    cwLogError(kOpFailRC,"The score could not be initialized from '%s'. cmRC:%i.",p->score_csv_fname);
+    goto errLabel;
+  }
 
 
+  if((p->matcher = cmScMatcherAlloc(  cmProcCtx,           // Program context.
+                                     nullptr,             // Existing cmScMatcher to reallocate or NULL to allocate a new cmScMatcher.
+                                     srate,               // System sample rate.
+                                     p->cmScoreH,           // Score handle.  See cmScore.h.
+                                     p->search_area_locN, // Length of the scores active search area. ** See Notes.
+                                     p->key_wnd_locN,     // Length of the MIDI active note buffer.    ** See Notes.
+                                     _score_follower_cb,  // A cmScMatcherCb_t function to be called to notify the recipient of changes in the score matcher status.
+                                     p )) == nullptr )    // User argument to 'cbFunc'.
+  {
+    cwLogError(kOpFailRC,"The score follower allocation failed.");
+    goto errLabel;
+  }
+  
+  
+  p->srate = srate;
+  p->match_id_allocN = 128;
+  p->match_idA       = mem::allocZ<unsigned>(p->match_id_allocN);
   
   hRef.set(p);
   
+  
  errLabel:
   if( rc != kOkRC )
   {
@@ -119,12 +204,217 @@ cw::rc_t cw::score_follower::destroy( handle_t& hRef )
 cw::rc_t cw::score_follower::reset( handle_t h, unsigned loc )
 {
   rc_t rc = kOkRC;
+  //score_follower_t* p = _handleToPtr(h);
+
+  
+  // cmRC_t       cmScMatcherReset( cmScMatcher* p, unsigned scLocIdx );
+  
   return rc;
 }
     
-cw::rc_t cw::score_follower::exec(  handle_t h, unsigned smpIdx, unsigned muid, unsigned status, uint8_t d0, uint8_t d1, unsigned* scLocIdxPtr )
+cw::rc_t cw::score_follower::exec(  handle_t h, unsigned smpIdx, unsigned muid, unsigned status, uint8_t d0, uint8_t d1, bool& newMatchFlRef )
 {
   rc_t              rc                 = kOkRC;
+  cmRC_t            cmRC               = cmOkRC;
+  score_follower_t* p                  = _handleToPtr(h);
+  unsigned          scLocIdx           = cmInvalidIdx;
+  unsigned          pre_match_id_curN = p->match_id_curN;
+
+  newMatchFlRef = false;
+    
+  if((cmRC = cmScMatcherExec(  p->matcher, smpIdx, muid, status, d0, d1, &scLocIdx )) != cmOkRC )
+  {
+    switch( cmRC )
+    {
+      case cmOkRC:
+        newMatchFlRef = p->match_id_curN != pre_match_id_curN;
+        break;
+        
+      case cmEofRC:
+        rc = cwLogInfo("Score match complete.");
+        break;
+        
+      case cmInvalidArgRC:
+        rc = cwLogError(kInvalidStateRC,"Score follower state is invalid.");
+        break;
+        
+      case cmSubSysFailRC:
+        rc = cwLogError(kOpFailRC,"The score follower failed during a resync attempt.");
+        break;
+        
+      default:
+        rc = cwLogError(kOpFailRC,"The score follower failed with an unknown error. cmRC:%i",cmRC);
+    }
+      
+  }
+
+  
   return rc;
 
 }
+
+
+unsigned* cw::score_follower::current_match_id_array( handle_t h, unsigned& cur_match_id_array_cnt_ref )
+{
+  score_follower_t* p = _handleToPtr(h);
+  cur_match_id_array_cnt_ref = p->match_id_curN;
+  return p->match_idA;
+}
+
+void cw::score_follower::clear_match_id_array( handle_t h )
+{
+  score_follower_t* p = _handleToPtr(h);
+  p->match_id_curN = 0;
+}
+
+
+namespace cw {
+  namespace score_follower {
+
+    typedef struct test_str
+    {
+      char*                midi_fname;
+      char*                out_dir;
+      double               srate;
+      const object_t*      cfg;
+      midi::file::handle_t mfH;
+      
+    } test_t;
+
+    
+    rc_t _test_destroy( test_t* p )
+    {
+      rc_t rc = kOkRC;
+      mem::release(p->midi_fname);
+      mem::release(p->out_dir);
+
+      midi::file::close(p->mfH);
+      
+      return rc;
+    }
+    
+    rc_t _test_parse_cfg( test_t* p, const object_t* cfg )
+    {
+      rc_t        rc;
+      const char* midi_fname = nullptr;
+      const char* out_dir    = nullptr;
+
+      // read the test cfg.
+      if((rc = cfg->getv("midi_fname", midi_fname,
+                         "srate",      p->srate,
+                         "cfg",        p->cfg,
+                         "out_dir",    out_dir )) != kOkRC )
+      {
+        rc = cwLogError(rc,"Score follower test cfg. parse failed.");
+        goto errLabel;
+      }
+
+      // expand the MIDI filename
+      if((p->midi_fname = filesys::expandPath( midi_fname )) == nullptr )
+      {
+        rc = cwLogError(kOpFailRC,"The MIDI file path expansion failed.");
+        goto errLabel;
+      }
+
+      // expand the output directory
+      if((p->out_dir = filesys::expandPath( out_dir)) == nullptr )
+      {
+        rc = cwLogError(kOpFailRC,"The output directory path expansion failed.");
+        goto errLabel;        
+      }
+
+      // create the output directory
+      if( !filesys::isDir(p->out_dir))
+      {
+        if((rc = filesys::makeDir(p->out_dir)) != kOkRC )
+        {
+          cwLogError(kOpFailRC,"The output directory '%s' could not be created.", cwStringNullGuard(p->out_dir));
+          goto errLabel;          
+        }
+      }
+
+    errLabel:
+      if(rc != kOkRC )
+      {
+        _test_destroy(p);
+        rc = cwLogError(rc,"Score follower test parse cfg. failed.");
+      }
+
+      return rc;
+    }
+
+    
+  }
+}
+
+cw::rc_t cw::score_follower::test( const object_t* cfg )
+{
+  rc_t rc = kOkRC;
+
+  test_t t = {0};
+  
+  cm::handle_t cmCtxH;
+  handle_t sfH;
+  unsigned msgN = 0;
+  const midi::file::trackMsg_t** msgA = nullptr;
+    
+  // parse the test cfg
+  if((rc = _test_parse_cfg( &t, cfg )) != kOkRC )
+    goto errLabel;
+
+  // create a cm context record
+  if((rc = cm::create(cmCtxH)) != kOkRC )
+    goto errLabel;
+
+  // create the score follower
+  if((rc = create( sfH, t.cfg, cmCtxH, t.srate )) != kOkRC )
+    goto errLabel;
+
+  // open the midi file
+  if((rc = midi::file::open( t.mfH, t.midi_fname )) != kOkRC )
+  {
+    rc = cwLogError(rc,"MIDI file open failed on '%s'.",cwStringNullGuard(t.midi_fname));
+    goto errLabel;
+  }
+
+  // get a pointer to a time sorted list of MIDI messages in the file
+  if(((msgN = msgCount( t.mfH )) == 0) || ((msgA = midi::file::msgArray( t.mfH )) == nullptr) )
+  {
+    rc = cwLogError(rc,"MIDI file msg array is empty or corrupt.");
+    goto errLabel;    
+  }
+
+  for(unsigned i=0; i<msgN; ++i)
+  {
+    const midi::file::trackMsg_t* m = msgA[i];
+
+    if( midi::file::isNoteOn( m ) )
+    {
+      unsigned long smpIdx = (unsigned long)(t.srate * m->amicro/1e6);
+      bool newMatchFl = false;
+      if((rc = exec(sfH, smpIdx, m->uid, m->status, m->u.chMsgPtr->d0, m->u.chMsgPtr->d1, newMatchFl )) != kOkRC )
+      {
+        rc = cwLogError(rc,"score follower exec failed.");
+        goto errLabel;
+      }
+
+      if( newMatchFl )
+      {
+        unsigned matchIdN = 0;
+        unsigned* matchIdA = current_match_id_array(sfH, matchIdN );
+
+        for(unsigned i=0; i<matchIdN; ++i)
+          cwLogInfo("Match:%i",matchIdA[i]);
+        
+        clear_match_id_array( sfH );
+      }
+    }
+  }
+  
+ errLabel:
+  destroy(sfH);
+  cm::destroy(cmCtxH);
+  _test_destroy(&t);
+  
+  return rc;
+}

cwScoreFollower.h

@@ -7,13 +7,22 @@ namespace cw
   {
     typedef handle< struct score_follower_str > handle_t;
     
-    rc_t create( handle_t& hRef, const object_t* cfg, double srate );
+    rc_t create( handle_t& hRef, const object_t* cfg, cm::handle_t cmCtxH, double srate );
     
     rc_t destroy( handle_t& hRef );
 
     rc_t reset( handle_t h, unsigned loc );
 
-    rc_t exec(  handle_t h, unsigned smpIdx, unsigned muid, unsigned status, uint8_t d0, uint8_t d1, unsigned* scLocIdxPtr );
+    // If 'new_match_fl_ref' is returned as true then there are new match id's in the current_match_id_array[]
+    rc_t exec(  handle_t h, unsigned smpIdx, unsigned muid, unsigned status, uint8_t d0, uint8_t d1, bool& new_match_fl_ref );
+
+    // Get a pointer to the event id's associated with the latest set of matches.
+    unsigned* current_match_id_array( handle_t h, unsigned& cur_match_id_array_cnt_ref );
+
+    // Clear the match id array.  This should be done to empty the current_match_id_array() 
+    void clear_match_id_array( handle_t h );
+
+    rc_t test( const object_t* cfg );
   }
 }