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cwAudioFileOps.cpp : selecToFile(cfg) now has generates optional Audacity marker file.

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This commit is contained in:
kevin 2021-02-26 13:34:37 -05:00
parent 9a7461a147
commit cb48b2bf81
1 changed files with 62 additions and 47 deletions
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105
cwAudioFileOps.cpp
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@ -434,6 +434,7 @@ cw::rc_t cw::afop::selectToFile( const char* srcFn, double beg0Sec, double beg1
cwLogInfo("beg:%f %f end: %f %f : src:%s dst:%s", beg0Sec,beg1Sec,end0Sec,end1Sec,iFn,oFn);
cwLogInfo("beg:%f %f end: %f %f", beg0FrmIdx/info.srate,beg1FrmIdx/info.srate,end0FrmIdx/info.srate,end1FrmIdx/info.srate);
// Seek to the start of the read location
if((rc = audiofile::seek( iH, beg0FrmIdx )) != kOkRC )
@ -452,8 +453,6 @@ cw::rc_t cw::afop::selectToFile( const char* srcFn, double beg0Sec, double beg1
}
// if there is a fade-in then generate it
if( beg1FrmIdx > beg0FrmIdx )
_fadeAllChannels( chBuf, info.chCnt, ttlFrmN, beg1FrmIdx-beg0FrmIdx, kLinearFadeFl | kFadeInFl );
@ -496,64 +495,80 @@ cw::rc_t cw::afop::selectToFile( const object_t* cfg )
const object_t* selectL = nullptr;
const char* oDir = nullptr;
const char* src0Fn = nullptr;
char* markerFn = nullptr;
double fadeInSec = 0;
double fadeOutSec = 0;
bool fadeInPreFl = false;
bool fadeOutPostFl = false;
unsigned outBits = 16;
file::handle_t markerFh;
// read the top level cfg record
if((rc = cfg->getv("outDir",oDir,"outBits",outBits,"selectL",selectL)) != kOkRC )
goto errLabel;
else
if((rc = cfg->getv_opt("srcFn",src0Fn,"fadeInSec",fadeInSec,"fadeOutSec",fadeOutSec,"fadeInPreFl",fadeInPreFl,"fadeOutPreFl",fadeOutPostFl)) != kOkRC )
if((rc = cfg->getv_opt("srcFn",src0Fn,"markerFn",markerFn,"fadeInSec",fadeInSec,"fadeOutSec",fadeOutSec,"fadeInPreFl",fadeInPreFl,"fadeOutPreFl",fadeOutPostFl)) != kOkRC )
goto errLabel;
else
if( markerFn != nullptr )
{
if((rc = file::open(markerFh, markerFn, file::kWriteFl )) != kOkRC )
{
unsigned selN = selectL->child_count();
rc = cwLogError(rc,"Marker file '%s' create failed.", cwStringNullGuard(markerFn));
goto errLabel;
}
}
for(unsigned i=0; i<selN; ++i)
{
double begSec = 0;
double endSec = -1;
const char* dstFn = nullptr;
const char* src1Fn = nullptr;
for(unsigned i=0; i<selectL->child_count(); ++i)
{
double begSec = 0;
double endSec = -1;
const char* dstFn = nullptr;
const char* src1Fn = nullptr;
if((rc = selectL->child_ele(i)->getv("begSec",begSec,"endSec",endSec,"dst",dstFn)) != kOkRC )
{
rc = cwLogError(kSyntaxErrorRC,"Argument error in 'select to file' index %i syntax error.");
goto errLabel;
}
if((rc = selectL->child_ele(i)->getv_opt("src",src1Fn)) != kOkRC )
{
rc = cwLogError(kSyntaxErrorRC,"Optional argument parse error in 'select to file' index %i syntax error.");
goto errLabel;
}
if( src0Fn == nullptr && src1Fn == nullptr )
{
rc = cwLogError(kInvalidArgRC,"selection at index %i does not have a source file.",i);
goto errLabel;
}
double beg0Sec = fadeInPreFl ? std::max(0.0,begSec-fadeInSec) : begSec;
double beg1Sec = fadeInPreFl ? begSec : begSec + fadeInSec;
double end0Sec = fadeOutPostFl ? endSec : std::max(0.0,endSec - fadeOutSec);
double end1Sec = fadeOutPostFl ? endSec+fadeOutSec : endSec;
beg1Sec = std::max(beg0Sec,beg1Sec);
end1Sec = std::max(end0Sec,end1Sec);
if((rc = selectToFile( src1Fn==nullptr ? src0Fn : src1Fn, beg0Sec, beg1Sec, end0Sec, end1Sec, outBits, oDir, dstFn )) != kOkRC )
goto errLabel;
}
if((rc = selectL->child_ele(i)->getv("begSec",begSec,"endSec",endSec,"dst",dstFn)) != kOkRC )
{
rc = cwLogError(kSyntaxErrorRC,"Argument error in 'select to file' index %i syntax error.");
goto errLabel;
}
if((rc = selectL->child_ele(i)->getv_opt("src",src1Fn)) != kOkRC )
{
rc = cwLogError(kSyntaxErrorRC,"Optional argument parse error in 'select to file' index %i syntax error.");
goto errLabel;
}
if( src0Fn == nullptr && src1Fn == nullptr )
{
rc = cwLogError(kInvalidArgRC,"selection at index %i does not have a source file.",i);
goto errLabel;
}
double beg0Sec = fadeInPreFl ? std::max(0.0,begSec-fadeInSec) : begSec;
double beg1Sec = fadeInPreFl ? begSec : begSec + fadeInSec;
double end0Sec = fadeOutPostFl ? std::max(0.0,endSec - fadeOutSec) : endSec;
double end1Sec = fadeOutPostFl ? endSec : endSec+fadeOutSec;
beg1Sec = std::max(beg0Sec,beg1Sec);
end1Sec = std::max(end0Sec,end1Sec);
if( markerFh.isValid() )
{
file::printf(markerFh,"%f\t%f\t%i\n",begSec,begSec,i+1);
}
if((rc = selectToFile( src1Fn==nullptr ? src0Fn : src1Fn, beg0Sec, beg1Sec, end0Sec, end1Sec, outBits, oDir, dstFn )) != kOkRC )
goto errLabel;
}
errLabel:
if( markerFh.isValid() )
{
file::close(markerFh);
}
return rc;
}
@ -680,7 +695,7 @@ cw::rc_t cw::afop::cutAndMix( const object_t* cfg )
{
argL[i].dstBegSec = argL[i].srcBegSec; // By default the src is moved to the same location
argL[i].srcBegFadeSec = crossFadeSec; // By default the beg/end fade is the global fade time.
argL[i].srcBegFadeSec = crossFadeSec; // By default the beg/end fade is the global fade time.
argL[i].srcEndFadeSec = crossFadeSec;
argL[i].gain = 1;