mirror of
https://github.com/vale981/openAV-Luppp
synced 2025-03-05 09:01:39 -05:00
a431ff3868
Humans count from 1, so increase the track numbers in the JACK port names by one, for both the sends/returns and the JACK FX.
84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
#include "jacksendreturn.hxx"
|
|
#include "jack.hxx"
|
|
#include <math.h>
|
|
#include <assert.h>
|
|
extern Jack* jack;
|
|
JackSendReturn::JackSendReturn(int trackid, AudioProcessor *prev, jack_client_t *client)
|
|
:m_trackid(trackid), m_previousProcessor(prev), m_sendvol(1.0f)
|
|
{
|
|
char name[50];
|
|
int trackid_human = trackid + 1;
|
|
sprintf(name, "Send_track_%d_l\n",trackid_human);
|
|
m_sendport_l=jack_port_register(client,name,JACK_DEFAULT_AUDIO_TYPE,JackPortIsOutput,0);
|
|
sprintf(name, "Send_track_%d_r\n",trackid_human);
|
|
m_sendport_r=jack_port_register(client,name,JACK_DEFAULT_AUDIO_TYPE,JackPortIsOutput,0);
|
|
sprintf(name, "Return_track_%d_l\n",trackid_human);
|
|
m_returnport_l=jack_port_register(client,name,JACK_DEFAULT_AUDIO_TYPE,JackPortIsInput,0);
|
|
sprintf(name, "Return_track_%d_r\n",trackid_human);
|
|
m_returnport_r=jack_port_register(client,name,JACK_DEFAULT_AUDIO_TYPE,JackPortIsInput,0);
|
|
m_active=false;
|
|
m_counter=0;
|
|
}
|
|
|
|
void JackSendReturn::process(unsigned int nframes, Buffers *buffers)
|
|
{
|
|
//Reset send buffer
|
|
int offset=m_counter%(buffers->nframes);
|
|
float* sendtrackL=&(buffers->audio[Buffers::SEND_TRACK_0_L+m_trackid][0]);
|
|
float* sendtrackR=&(buffers->audio[Buffers::SEND_TRACK_0_R+m_trackid][0]);
|
|
|
|
|
|
float* rettrackL=&(buffers->audio[Buffers::RETURN_TRACK_0_L+m_trackid][0]);
|
|
float* rettrackR=&(buffers->audio[Buffers::RETURN_TRACK_0_R+m_trackid][0]);
|
|
|
|
memset(sendtrackL,0,nframes*sizeof(float));
|
|
memset(sendtrackR,0,nframes*sizeof(float));
|
|
|
|
//Process previous AudioProcessor
|
|
m_previousProcessor->process(nframes,buffers);
|
|
float* sendL=(float*)jack_port_get_buffer(m_sendport_l,(jack_nframes_t)(buffers->nframes));
|
|
float* sendR=(float*)jack_port_get_buffer(m_sendport_r,(jack_nframes_t)(buffers->nframes));
|
|
float* retL=(float*)jack_port_get_buffer(m_returnport_l,(jack_nframes_t)(buffers->nframes));
|
|
float* retR=(float*)jack_port_get_buffer(m_returnport_r,(jack_nframes_t)(buffers->nframes));
|
|
if(offset) {
|
|
sendL+=offset;
|
|
sendR+=offset;
|
|
retL+=offset;
|
|
retR+=offset;
|
|
}
|
|
|
|
for(int i=0; i<nframes; i++) {
|
|
sendL[i]=m_sendvol*sendtrackL[i];
|
|
sendR[i]=m_sendvol*sendtrackR[i];
|
|
}
|
|
// if(nframes!=buffers->nframes)
|
|
// {
|
|
// cout<<send<<endl;
|
|
// }
|
|
|
|
if(offset)
|
|
assert(offset+nframes==buffers->nframes);
|
|
|
|
if(m_active) {
|
|
memcpy(rettrackL,retL,nframes*sizeof(float));
|
|
memcpy(rettrackR,retR,nframes*sizeof(float));
|
|
}
|
|
else {
|
|
memcpy(rettrackL,
|
|
sendtrackL,nframes*sizeof(float));
|
|
memcpy(rettrackR,
|
|
sendtrackR,nframes*sizeof(float));
|
|
}
|
|
m_counter+=nframes;
|
|
|
|
}
|
|
|
|
void JackSendReturn::activate(bool act)
|
|
{
|
|
m_active=act;
|
|
}
|
|
|
|
void JackSendReturn::sendVolume(float vol)
|
|
{
|
|
m_sendvol=vol;
|
|
}
|