From 744da472189b30423c11f35473d8cb0b1ba26f0f Mon Sep 17 00:00:00 2001
From: kevin <kpl@larke.org>
Date: Thu, 16 Jan 2014 16:05:11 -0500
Subject: [PATCH 1/2] cmProc4.h/c : Added cmRecdPlayInsertRecord() to the
 cmRecdPlay object.

---
 cmProc4.c | 40 ++++++++++++++++++++++++++++++++++++++++
 cmProc4.h |  2 ++
 2 files changed, 42 insertions(+)

diff --git a/cmProc4.c b/cmProc4.c
index a7d0cba..475c79e 100644
--- a/cmProc4.c
+++ b/cmProc4.c
@@ -4352,6 +4352,46 @@ cmRC_t         cmRecdPlayEndRecord(   cmRecdPlay* p, unsigned labelSymId )
   return  cmCtxRtCondition( &p->obj, cmInvalidArgRC, "The fragment label symbol id '%i' not found for 'end record'.",labelSymId);      
 }
 
+cmRC_t         cmRecdPlayInsertRecord(cmRecdPlay* p, unsigned labelSymId, const cmChar_t* wavFn )
+{
+  cmRC_t rc = cmOkRC;
+  unsigned i;
+
+  for(i=0; i<p->fragCnt; ++i)
+    if( p->frags[i].labelSymId == labelSymId )
+    {
+      cmAudioFileH_t    afH  = cmNullAudioFileH;
+      cmAudioFileInfo_t afInfo;
+      cmRC_t            afRC = kOkAfRC;
+
+      // open the audio file
+      if( cmAudioFileIsValid( afH = cmAudioFileNewOpen(wavFn, &afInfo, &afRC, p->obj.err.rpt )) == false )
+        return  cmCtxRtCondition( &p->obj, cmInvalidArgRC, "The audio file '%s' could not be opened'.",cmStringNullGuard(wavFn));    
+
+      // ignore blank
+      if( afInfo.frameCnt == 0 )
+        return cmOkRC;
+          
+      // allocate buffer space
+      unsigned j;
+      for(j=0; j<p->chCnt; ++j)
+        p->frags[i].chArray[j] = cmMemResize(cmSample_t,p->frags[i].chArray[j],afInfo.frameCnt);
+
+      p->frags[i].allocCnt = afInfo.frameCnt;
+
+      // read samples into the buffer space
+      unsigned chIdx = 0;
+      unsigned chCnt = cmMin(p->chCnt,afInfo.chCnt);
+      unsigned actFrmCnt = 0;
+      if( cmAudioFileReadSample(afH,afInfo.frameCnt,chIdx,chCnt,&p->frags[i].chArray, &actFrmCnt) != kOkAfRC )
+        return cmCtxRtCondition(&p->obj, cmSubSysFailRC, "Read failed on the audio file '%s'.",cmStringNullGuard(wavFn));
+
+    }
+
+    return  cmCtxRtCondition( &p->obj, cmInvalidArgRC, "The fragment label symbol id '%i' not found for 'begin record'.",labelSymId);    
+}
+
+
 cmRC_t         cmRecdPlayBeginPlay(   cmRecdPlay* p, unsigned labelSymId )
 {
   unsigned i;
diff --git a/cmProc4.h b/cmProc4.h
index eaabff7..82cc243 100644
--- a/cmProc4.h
+++ b/cmProc4.h
@@ -688,6 +688,8 @@ extern "C" {
 
   cmRC_t         cmRecdPlayBeginRecord( cmRecdPlay* p, unsigned labelSymId );
   cmRC_t         cmRecdPlayEndRecord(   cmRecdPlay* p, unsigned labelSymId );
+  cmRC_t         cmRecdPlayInsertRecord(cmRecdPlay* p, unsigned labelSymId, const cmChar_t* wavFn );
+
   cmRC_t         cmRecdPlayBeginPlay(   cmRecdPlay* p, unsigned labelSymId );
   cmRC_t         cmRecdPlayEndPlay(     cmRecdPlay* p, unsigned labelSymId );
 

From a19d93b2653a993f28aa2cb9253b2436c910e5a0 Mon Sep 17 00:00:00 2001
From: kevin <kpl@larke.org>
Date: Thu, 16 Jan 2014 16:05:45 -0500
Subject: [PATCH 2/2] cmDspKr.c : Added ability to preload a cmRecdPlay segment
 from an audio file.

---
 dsp/cmDspKr.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/dsp/cmDspKr.c b/dsp/cmDspKr.c
index 9a14f8f..1e6c7ef 100644
--- a/dsp/cmDspKr.c
+++ b/dsp/cmDspKr.c
@@ -2485,6 +2485,8 @@ enum
   kMaxLaSecsPrId,
   kCurLaSecsPrId,
   kFadeRatePrId,
+  kSegFnPrId,
+  kSegLblPrId,
   kScLocIdxPrId,
   kCmdPrId,
   kInAudioBasePrId
@@ -2537,6 +2539,15 @@ cmDspRC_t _cmDspRecdPlayOpenScore( cmDspCtx_t* ctx, cmDspInst_t* inst )
     for(i=0; i<markerCnt; ++i)
       cmRecdPlayRegisterFrag(p->rcdply,i, cmScoreMarkerLabelSymbolId(p->scH,i ));
 
+    const cmChar_t* segFn = cmDspStrcz(inst,kSegFnPrId);
+    const cmChar_t* segLbl= cmDspStrcz(inst,kSegLblPrId);
+    
+    if( cmTextLength(segFn)>0 && cmTextLength(segLbl)>0 )
+    {
+      unsigned segSymId = cmSymTblRegisterSymbol(ctx->stH,segLbl);
+      cmRecdPlayInsertRecord(p->rcdply,segSymId,segFn);
+    }
+
   }
 
   return rc;
@@ -2565,6 +2576,8 @@ cmDspInst_t*  _cmDspRecdPlayAlloc(cmDspCtx_t* ctx, cmDspClass_t* classPtr, unsig
     1,         "maxla",  kMaxLaSecsPrId,  0,0, kInDsvFl   | kDoubleDsvFl | kReqArgDsvFl, "Maximum look-ahead buffer in seconds.",
     1,         "curla",  kCurLaSecsPrId,  0,0, kInDsvFl   | kDoubleDsvFl | kOptArgDsvFl, "Current look-head buffer in seconds.",
     1,         "frate",  kFadeRatePrId,   0,0, kInDsvFl   | kDoubleDsvFl | kOptArgDsvFl, "Fade rate in dB per second.",
+    1,         "segFn",  kSegFnPrId,      0,0, kInDsvFl   | kStrzDsvFl   | kOptArgDsvFl, "Preload an audio segment.",
+    1,         "segLbl", kSegLblPrId,     0,0, kInDsvFl   | kStrzDsvFl   | kOptArgDsvFl, "Score symbol of preloaded audio segment.",
     1,         "index",  kScLocIdxPrId,   0,0, kInDsvFl   | kUIntDsvFl,                "Score follower location index.",
     1,         "cmd",    kCmdPrId,        0,0, kInDsvFl   | kSymDsvFl,                 "on=reset off=stop.",
     chCnt,     "in",     kInAudioBasePrId,0,1, kInDsvFl   | kAudioBufDsvFl,            "Audio input",
@@ -2589,6 +2602,8 @@ cmDspInst_t*  _cmDspRecdPlayAlloc(cmDspCtx_t* ctx, cmDspClass_t* classPtr, unsig
   printf("1 max la secs:%f\n",cmDspDouble(&p->inst,kMaxLaSecsPrId));
 
 
+
+
   return &p->inst;
 }