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-Loading of stereo files upgraded

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This commit is contained in:
Harry van Haaren 2013-11-19 17:42:18 +00:00
parent b1ac82cc10
commit a9671393a0
1 changed files with 45 additions and 7 deletions
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52
src/diskreader.cxx
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@ -96,7 +96,6 @@ int DiskReader::showAudioEditor(AudioBuffer* ab)
// handle "cancel" return
if ( ab->getBeats() == -1 )
{
LUPPP_WARN("cancel clicked, deleting audiobuffer" );
return LUPPP_RETURN_ERROR;
}
}
@ -112,6 +111,26 @@ int DiskReader::loadSample( int track, int scene, string path )
std::vector<float> buf( infile.frames() );
infile.read( &buf[0] , infile.frames() );
LUPPP_NOTE("Loading file with %i chnls, frames %i", infile.channels(), infile.frames() );
/// kick stereo channel?
int chnls = infile.channels();
if ( chnls > 1 )
{
// we're gonna kick all samples that are *not* channel 1
std::vector<float> tmp( buf.size() / chnls );
LUPPP_NOTE("Non mono file: %i chnls found, old size %i, new size %i ", infile.channels(), buf.size(), tmp.size() );
for(size_t i = 0; i < tmp.size(); i++ )
{
tmp.at(i) = buf.at( i * chnls );
}
// swap the buffers
buf.swap( tmp );
}
/// resample?
if ( infile.samplerate() != gui->samplerate )
@ -147,6 +166,7 @@ int DiskReader::loadSample( int track, int scene, string path )
//cout << "DiskReader::loadSample() " << path << endl;
bool loadableBuffer = false;
if ( infile.frames() > 0 )
{
@ -190,15 +210,25 @@ int DiskReader::loadSample( int track, int scene, string path )
cJSON* name = cJSON_GetObjectItem( sample, "name" );
//cout << "Clip @ " << track << " " << scene << " gets " << beats->valuedouble << " beats."<< endl;
if ( beats )
{
loadableBuffer = true;
ab->setBeats( beats->valuedouble );
}
if ( name )
gui->getTrack(track)->getClipSelector()->clipName( scene, name->valuestring );
}
else
// if we don't find the beats from audio.cfg, show dialog
if ( loadableBuffer == false )
{
cout << "Warning: audio.cfg has no entry for beats." << endl;
int error = showAudioEditor( ab );
if ( error == LUPPP_RETURN_ERROR )
int ret = showAudioEditor( ab );
if ( ret == LUPPP_RETURN_OK )
{
// flag that we can load this sample OK
loadableBuffer = true;
}
else
{
delete ab;
}
@ -216,13 +246,21 @@ int DiskReader::loadSample( int track, int scene, string path )
int error = showAudioEditor( ab );
if ( error == LUPPP_RETURN_ERROR )
{
LUPPP_WARN("cancel clicked, deleting audiobuffer" );
delete ab;
}
}
// write audioBuffer to DSP
EventLooperLoad e = EventLooperLoad( track, scene, ab );
writeToDspRingbuffer( &e );
if ( loadableBuffer )
{
// write audioBuffer to DSP
EventLooperLoad e = EventLooperLoad( track, scene, ab );
writeToDspRingbuffer( &e );
}
else
{
LUPPP_NOTE("AudioBuffer not loaded, missing beats info and dialog was Canceled" );
}
}
return LUPPP_RETURN_OK;