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lin-vst-server.cpp
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/* dssi-vst: a DSSI plugin wrapper for VST effects and instruments
Copyright 2004-2007 Chris Cannam
This file is part of linvst.
linvst is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "pluginterfaces/vst2.x/aeffectx.h"
#include <iostream>
#include <fstream>
#include <vector>
#include <string>
#include <map>
#include <sys/types.h>
#include <sys/socket.h>
#include <fcntl.h>
#include <sys/un.h>
#include <sys/time.h>
#include <sys/poll.h>
#include <time.h>
#include <sched.h>
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include "remotepluginserver.h"
#include "paths.h"
#define APPLICATION_CLASS_NAME "dssi_vst"
#define OLD_PLUGIN_ENTRY_POINT "main"
#define NEW_PLUGIN_ENTRY_POINT "VSTPluginMain"
#if VST_FORCE_DEPRECATED
#define DEPRECATED_VST_SYMBOL(x) __##x##Deprecated
#else
#define DEPRECATED_VST_SYMBOL(x) x
#endif
typedef AEffect *(VSTCALLBACK *VstEntry)(audioMasterCallback audioMaster);
RemotePluginDebugLevel debugLevel = RemotePluginDebugNone;
using namespace std;
class RemoteVSTServer : public RemotePluginServer
{
public:
RemoteVSTServer(std::string fileIdentifiers, AEffect *plugin, std::string fallbackName);
virtual ~RemoteVSTServer();
virtual std::string getName() { return m_name; }
virtual std::string getMaker() { return m_maker; }
virtual void setBufferSize(int);
virtual void setSampleRate(int);
virtual void reset();
virtual void terminate();
virtual int getInputCount() { return m_plugin->numInputs; }
virtual int getOutputCount() { return m_plugin->numOutputs; }
virtual int getFlags() { return m_plugin->flags; }
virtual int getinitialDelay() { return m_plugin->initialDelay; }
virtual int getUID() { return m_plugin->uniqueID; }
virtual int getParameterCount() { return m_plugin->numParams; }
virtual std::string getParameterName(int);
virtual void setParameter(int, float);
virtual float getParameter(int);
virtual void getParameters(int, int, float *);
virtual int getProgramCount() { return m_plugin->numPrograms; }
virtual std::string getProgramNameIndexed(int);
virtual std::string getProgramName();
virtual void setCurrentProgram(int);
virtual void showGUI();
virtual void hideGUI();
#ifdef EMBED
virtual void openGUI();
#endif
virtual int getEffInt(int opcode);
virtual std::string getEffString(int opcode, int index);
virtual void effDoVoid(int opcode);
virtual void effDoVoid2(int opcode, int index, int value, float opt);
// virtual int getInitialDelay() {return m_plugin->initialDelay;}
// virtual int getUniqueID() { return m_plugin->uniqueID;}
// virtual int getVersion() { return m_plugin->version;}
virtual int processVstEvents();
virtual void getChunk();
virtual void setChunk();
virtual void canBeAutomated();
virtual void getProgram();
virtual void EffectOpen();
// virtual void eff_mainsChanged(int v);
virtual void process(float **inputs, float **outputs, int sampleFrames);
virtual void setDebugLevel(RemotePluginDebugLevel level) { debugLevel = level; }
virtual bool warn(std::string);
virtual void waitForServer();
virtual void waitForServerexit();
HWND hWnd;
WNDCLASSEX wclass;
UINT_PTR timerval;
bool haveGui;
#ifdef EMBED
HANDLE handlewin;
struct winmessage
{
int handle;
int width;
int height;
} winm;
#ifdef EMBEDRESIZE
int guiupdate;
int guiupdatecount;
int guiresizewidth;
int guiresizeheight;
#endif
#endif
ERect *rect;
int setprogrammiss;
int hostreaper;
#ifdef EMBED
#ifdef TRACKTIONWM
int hosttracktion;
#endif
#endif
AEffect *m_plugin;
VstEvents vstev[VSTSIZE];
int bufferSize;
int sampleRate;
bool exiting;
bool effectrun;
bool inProcessThread;
bool guiVisible;
int parfin;
int audfin;
int getfin;
private:
std::string m_name;
std::string m_maker;
};
RemoteVSTServer *remoteVSTServerInstance = 0;
LRESULT WINAPI MainProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case WM_CLOSE:
#ifndef EMBED
if (!remoteVSTServerInstance->exiting && remoteVSTServerInstance->guiVisible)
remoteVSTServerInstance->hideGUI();
#endif
break;
default:
return DefWindowProc(hWnd, msg, wParam, lParam);
}
return 0;
}
DWORD WINAPI AudioThreadMain(LPVOID parameter)
{
/*
struct sched_param param;
param.sched_priority = 1;
int result = sched_setscheduler(0, SCHED_FIFO, ¶m);
if (result < 0)
{
perror("Failed to set realtime priority for audio thread");
}
*/
while (!remoteVSTServerInstance->exiting)
{
remoteVSTServerInstance->dispatchProcess(50);
}
// param.sched_priority = 0;
// (void)sched_setscheduler(0, SCHED_OTHER, ¶m);
remoteVSTServerInstance->audfin = 1;
ExitThread(0);
return 0;
}
DWORD WINAPI GetSetThreadMain(LPVOID parameter)
{
/*
struct sched_param param;
param.sched_priority = 1;
int result = sched_setscheduler(0, SCHED_FIFO, ¶m);
if (result < 0)
{
perror("Failed to set realtime priority for audio thread");
}
*/
while (!remoteVSTServerInstance->exiting)
{
remoteVSTServerInstance->dispatchGetSet(50);
}
// param.sched_priority = 0;
// (void)sched_setscheduler(0, SCHED_OTHER, ¶m);
remoteVSTServerInstance->getfin = 1;
ExitThread(0);
return 0;
}
DWORD WINAPI ParThreadMain(LPVOID parameter)
{
/*
struct sched_param param;
param.sched_priority = 1;
int result = sched_setscheduler(0, SCHED_FIFO, ¶m);
if (result < 0)
{
perror("Failed to set realtime priority for audio thread");
}
*/
while (!remoteVSTServerInstance->exiting)
{
remoteVSTServerInstance->dispatchPar(50);
}
// param.sched_priority = 0;
// (void)sched_setscheduler(0, SCHED_OTHER, ¶m);
remoteVSTServerInstance->parfin = 1;
ExitThread(0);
return 0;
}
RemoteVSTServer::RemoteVSTServer(std::string fileIdentifiers, AEffect *plugin, std::string fallbackName) :
RemotePluginServer(fileIdentifiers),
m_plugin(plugin),
m_name(fallbackName),
m_maker(""),
bufferSize(0),
sampleRate(0),
setprogrammiss(0),
hostreaper(0),
#ifdef EMBED
#ifdef TRACKTIONWM
hosttracktion(0),
#endif
#endif
haveGui(true),
timerval(0),
exiting(false),
effectrun(false),
inProcessThread(false),
guiVisible(false),
parfin(0),
audfin(0),
getfin(0),
#ifdef EMBED
#ifdef EMBEDRESIZE
guiupdate(0),
guiupdatecount(0),
guiresizewidth(500),
guiresizeheight(200),
hWnd(0)
#else
hWnd(0)
#endif
#else
hWnd(0)
#endif
{
if(starterror == 1)
return;
if (!(m_plugin->flags & effFlagsHasEditor))
{
cerr << "dssi-vst-server[1]: Plugin has no GUI" << endl;
haveGui = false;
}
if (haveGui == true)
{
memset(&wclass, 0, sizeof(WNDCLASSEX));
wclass.cbSize = sizeof(WNDCLASSEX);
wclass.style = 0;
wclass.lpfnWndProc = MainProc;
wclass.cbClsExtra = 0;
wclass.cbWndExtra = 0;
wclass.hInstance = GetModuleHandle(0);
wclass.hIcon = LoadIcon(GetModuleHandle(0), APPLICATION_CLASS_NAME);
wclass.hCursor = LoadCursor(0, IDI_APPLICATION);
// wclass.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH);
wclass.lpszMenuName = "MENU_DSSI_VST";
wclass.lpszClassName = APPLICATION_CLASS_NAME;
wclass.hIconSm = 0;
if (!RegisterClassEx(&wclass))
{
cerr << "dssi-vst-server: ERROR: Failed to register Windows application class!\n" << endl;
haveGui = false;
}
timerval = SetTimer(0, 0, 20, 0);
}
#ifndef EMBED
if (haveGui == true)
{
#ifdef DRAG
hWnd = CreateWindowEx(WS_EX_ACCEPTFILES, APPLICATION_CLASS_NAME, "LinVst", WS_OVERLAPPEDWINDOW & ~WS_THICKFRAME & ~WS_MAXIMIZEBOX,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, GetModuleHandle(0), 0);
#else
hWnd = CreateWindow(APPLICATION_CLASS_NAME, "LinVst", WS_OVERLAPPEDWINDOW & ~WS_THICKFRAME & ~WS_MAXIMIZEBOX,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, GetModuleHandle(0), 0);
#endif
if (!hWnd)
{
cerr << "dssi-vst-server: ERROR: Failed to create window!\n" << endl;
haveGui = false;
}
}
#endif
}
void RemoteVSTServer::EffectOpen()
{
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: opening plugin" << endl;
m_plugin->dispatcher(m_plugin, effOpen, 0, 0, NULL, 0);
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 0, NULL, 0);
if (m_plugin->dispatcher(m_plugin, effGetVstVersion, 0, 0, NULL, 0) < 2)
{
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: plugin is VST 1.x" << endl;
}
else
{
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: plugin is VST 2.0 or newer" << endl;
}
char buffer[512];
memset(buffer, 0, sizeof(buffer));
m_plugin->dispatcher(m_plugin, effGetEffectName, 0, 0, buffer, 0);
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: plugin name is \"" << buffer << "\"" << endl;
if (buffer[0]) m_name = buffer;
/*
if (strncmp(buffer, "Guitar Rig 5", 12) == 0)
setprogrammiss = 1;
if (strncmp(buffer, "T-Rack", 6) == 0)
setprogrammiss = 1;
*/
memset(buffer, 0, sizeof(buffer));
m_plugin->dispatcher(m_plugin, effGetVendorString, 0, 0, buffer, 0);
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: vendor string is \"" << buffer << "\"" << endl;
if (buffer[0]) m_maker = buffer;
/*
if (strncmp(buffer, "IK", 2) == 0)
setprogrammiss = 1;
*/
#ifndef EMBED
if (haveGui == true)
{
if(hWnd)
SetWindowText(hWnd, m_name.c_str());
}
#endif
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 1, NULL, 0);
effectrun = true;
}
RemoteVSTServer::~RemoteVSTServer()
{
if (haveGui == true)
{
// KillTimer(0, timerval);
if (guiVisible)
{
if(m_plugin)
m_plugin->dispatcher(m_plugin, effEditClose, 0, 0, 0, 0);
}
}
if(m_plugin)
{
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 0, NULL, 0);
m_plugin->dispatcher(m_plugin, effClose, 0, 0, NULL, 0);
}
}
void RemoteVSTServer::process(float **inputs, float **outputs, int sampleFrames)
{
inProcessThread = true;
m_plugin->processReplacing(m_plugin, inputs, outputs, sampleFrames);
inProcessThread = false;
}
int RemoteVSTServer::getEffInt(int opcode)
{
return m_plugin->dispatcher(m_plugin, opcode, 0, 0, NULL, 0);
}
void RemoteVSTServer::effDoVoid(int opcode)
{
/*
if (opcode == effCanDo)
{
hostreaper = 1;
return;
}
*/
#ifdef EMBED
#ifdef TRACKTIONWM
if (opcode == 67584930)
{
hosttracktion = 1;
return;
}
#endif
#endif
if (opcode == effClose)
{
// usleep(500000);
waitForServerexit();
terminate();
}
else
{
m_plugin->dispatcher(m_plugin, opcode, 0, 0, NULL, 0);
}
}
void RemoteVSTServer::effDoVoid2(int opcode, int index, int value, float opt)
{
m_plugin->dispatcher(m_plugin, opcode, index, value, NULL, opt);
}
std::string RemoteVSTServer::getEffString(int opcode, int index)
{
char name[512];
memset(name, 0, sizeof(name));
m_plugin->dispatcher(m_plugin, opcode, index, 0, name, 0);
return name;
}
void RemoteVSTServer::setBufferSize(int sz)
{
if (bufferSize != sz)
{
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 0, NULL, 0);
m_plugin->dispatcher(m_plugin, effSetBlockSize, 0, sz, NULL, 0);
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 1, NULL, 0);
bufferSize = sz;
}
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: set buffer size to " << sz << endl;
}
void RemoteVSTServer::setSampleRate(int sr)
{
if (sampleRate != sr)
{
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 0, NULL, 0);
m_plugin->dispatcher(m_plugin, effSetSampleRate, 0, 0, NULL, (float)sr);
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 1, NULL, 0);
sampleRate = sr;
}
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: set sample rate to " << sr << endl;
}
void RemoteVSTServer::reset()
{
cerr << "dssi-vst-server[1]: reset" << endl;
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 0, NULL, 0);
m_plugin->dispatcher(m_plugin, effMainsChanged, 0, 1, NULL, 0);
}
void RemoteVSTServer::terminate()
{
cerr << "RemoteVSTServer::terminate: setting exiting flag" << endl;
exiting = true;
}
std::string RemoteVSTServer::getParameterName(int p)
{
char name[512];
memset(name, 0, sizeof(name));
m_plugin->dispatcher(m_plugin, effGetParamName, p, 0, name, 0);
return name;
}
void RemoteVSTServer::setParameter(int p, float v)
{
m_plugin->setParameter(m_plugin, p, v);
}
float RemoteVSTServer::getParameter(int p)
{
return m_plugin->getParameter(m_plugin, p);
}
void RemoteVSTServer::getParameters(int p0, int pn, float *v)
{
for (int i = p0; i <= pn; ++i)
v[i - p0] = m_plugin->getParameter(m_plugin, i);
}
std::string RemoteVSTServer::getProgramNameIndexed(int p)
{
if (debugLevel > 1)
cerr << "dssi-vst-server[2]: getProgramName(" << p << ")" << endl;
char name[512];
memset(name, 0, sizeof(name));
m_plugin->dispatcher(m_plugin, effGetProgramNameIndexed, p, 0, name, 0);
return name;
}
std::string
RemoteVSTServer::getProgramName()
{
if (debugLevel > 1)
cerr << "dssi-vst-server[2]: getProgramName()" << endl;
char name[512];
memset(name, 0, sizeof(name));
m_plugin->dispatcher(m_plugin, effGetProgramName, 0, 0, name, 0);
return name;
}
void
RemoteVSTServer::setCurrentProgram(int p)
{
if (debugLevel > 1)
cerr << "dssi-vst-server[2]: setCurrentProgram(" << p << ")" << endl;
/*
if ((hostreaper == 1) && (setprogrammiss == 1))
{
writeIntring(&m_shmControl5->ringBuffer, 1);
return;
}
*/
if (p < m_plugin->numPrograms)
m_plugin->dispatcher(m_plugin, effSetProgram, 0, p, 0, 0);
}
bool RemoteVSTServer::warn(std::string warning)
{
if (hWnd)
MessageBox(hWnd, warning.c_str(), "Error", 0);
return true;
}
void RemoteVSTServer::showGUI()
{
#ifdef EMBED
winm.handle = 0;
winm.width = 0;
winm.height = 0;
handlewin = 0;
if (debugLevel > 0)
cerr << "RemoteVSTServer::showGUI(" << "): guiVisible is " << guiVisible << endl;
if (haveGui == false)
{
winm.handle = 0;
winm.width = 0;
winm.height = 0;
tryWrite(&m_shm[FIXED_SHM_SIZE], &winm, sizeof(winm));
return;
}
if (guiVisible)
{
winm.handle = 0;
winm.width = 0;
winm.height = 0;
tryWrite(&m_shm[FIXED_SHM_SIZE], &winm, sizeof(winm));
return;
}
// if (hWnd)
// DestroyWindow(hWnd);
hWnd = 0;
#ifdef EMBEDDRAG
#ifndef XEMBED
hWnd = CreateWindowEx(WS_EX_TOOLWINDOW | WS_EX_ACCEPTFILES, APPLICATION_CLASS_NAME, "LinVst", WS_POPUP, 0, 0, 200, 200, 0, 0, GetModuleHandle(0), 0);
#endif
#else
hWnd = CreateWindowEx(WS_EX_TOOLWINDOW, APPLICATION_CLASS_NAME, "LinVst", WS_POPUP, 0, 0, 200, 200, 0, 0, GetModuleHandle(0), 0);
#endif
if (!hWnd)
{
// cerr << "dssi-vst-server: ERROR: Failed to create window!\n" << endl;
guiVisible = false;
winm.handle = 0;
winm.width = 0;
winm.height = 0;
tryWrite(&m_shm[FIXED_SHM_SIZE], &winm, sizeof(winm));
return;
}
else if (debugLevel > 0)
cerr << "dssi-vst-server[1]: created main window" << endl;
m_plugin->dispatcher(m_plugin, effEditOpen, 0, 0, hWnd, 0);
rect = 0;
m_plugin->dispatcher(m_plugin, effEditGetRect, 0, 0, &rect, 0);
if (!rect)
{
// cerr << "dssi-vst-server: ERROR: Plugin failed to report window size\n" << endl;
DestroyWindow(hWnd);
guiVisible = false;
winm.handle = 0;
winm.width = 0;
winm.height = 0;
tryWrite(&m_shm[FIXED_SHM_SIZE], &winm, sizeof(winm));
return;
}
else
{
#ifdef TRACKTIONWM
if(hosttracktion == 1)
{
RECT offsetcl, offsetwin;
POINT offset;
HWND hWnd2 = CreateWindow(APPLICATION_CLASS_NAME, "LinVst", WS_CAPTION, 0, 0, 200, 200, 0, 0, GetModuleHandle(0), 0);
GetClientRect(hWnd2, &offsetcl);
GetWindowRect(hWnd2, &offsetwin);
DestroyWindow(hWnd2);
offset.x = (offsetwin.right - offsetwin.left) - offsetcl.right;
offset.y = (offsetwin.bottom - offsetwin.top) - offsetcl.bottom;
SetWindowPos(hWnd, HWND_TOP, offset.x, offset.y, rect->right - rect->left, rect->bottom - rect->top, 0);
}
else
SetWindowPos(hWnd, HWND_TOP, 0, 0, rect->right - rect->left, rect->bottom - rect->top, 0);
#else
SetWindowPos(hWnd, HWND_TOP, 0, 0, rect->right - rect->left, rect->bottom - rect->top, 0);
#endif
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: sized window" << endl;
winm.width = rect->right - rect->left;
winm.height = rect->bottom - rect->top;
handlewin = GetPropA(hWnd, "__wine_x11_whole_window");
winm.handle = (long int) handlewin;
tryWrite(&m_shm[FIXED_SHM_SIZE], &winm, sizeof(winm));
}
#else
if (debugLevel > 0)
cerr << "RemoteVSTServer::showGUI(" << "): guiVisible is " << guiVisible << endl;
if (haveGui == false)
{
guiVisible = false;
return;
}
if (!hWnd)
{
guiVisible = false;
return;
}
if (guiVisible)
{
return;
}
m_plugin->dispatcher(m_plugin, effEditOpen, 0, 0, hWnd, 0);
rect = 0;
m_plugin->dispatcher(m_plugin, effEditGetRect, 0, 0, &rect, 0);
if (!rect)
{
// cerr << "dssi-vst-server: ERROR: Plugin failed to report window size\n" << endl;
guiVisible = false;
return;
}
else
{
#ifdef WINONTOP
SetWindowPos(hWnd, HWND_TOPMOST, 0, 0, rect->right - rect->left + 6, rect->bottom - rect->top + 25, SWP_NOMOVE);
#else
SetWindowPos(hWnd, HWND_TOP, 0, 0, rect->right - rect->left + 6, rect->bottom - rect->top + 25, SWP_NOMOVE);
#endif
if (debugLevel > 0)
cerr << "dssi-vst-server[1]: sized window" << endl;
ShowWindow(hWnd, SW_SHOWNORMAL);
UpdateWindow(hWnd);
guiVisible = true;
}
#endif
}
void RemoteVSTServer::hideGUI()
{
// if (!hWnd)
// return;
if ((haveGui == false) || (guiVisible == false))
{
return;
}
#ifndef EMBED
ShowWindow(hWnd, SW_HIDE);
UpdateWindow(hWnd);
#endif
m_plugin->dispatcher(m_plugin, effEditClose, 0, 0, 0, 0);
guiVisible = false;
if (!exiting)
usleep(50000);
}
#ifdef EMBED
void RemoteVSTServer::openGUI()
{
ShowWindow(hWnd, SW_SHOWNORMAL);
// ShowWindow(hWnd, SW_SHOW);
UpdateWindow(hWnd);
guiVisible = true;
}
#endif
int RemoteVSTServer::processVstEvents()
{
int els;
int *ptr;
int sizeidx = 0;
int size;
VstEvents *evptr;
ptr = (int *) m_shm2;
els = *ptr;
sizeidx = sizeof(int);
if (els > VSTSIZE)
els = VSTSIZE;
evptr = &vstev[0];
evptr->numEvents = els;
evptr->reserved = 0;
for (int i = 0; i < els; i++)
{
VstEvent* bsize = (VstEvent*) &m_shm2[sizeidx];
size = bsize->byteSize + (2*sizeof(VstInt32));
evptr->events[i] = bsize;
sizeidx += size;
}
m_plugin->dispatcher(m_plugin, effProcessEvents, 0, 0, evptr, 0);
return 1;
}
void RemoteVSTServer::getChunk()
{
void *ptr;
int bnk_prg = readIntring(&m_shmControl5->ringBuffer);
int sz = m_plugin->dispatcher(m_plugin, effGetChunk, bnk_prg, 0, &ptr, 0);
writeInt(&m_shm[FIXED_SHM_SIZE], sz);
tryWrite(&m_shm[FIXED_SHM_SIZE / 2], ptr, sz);
return;
}
void RemoteVSTServer::setChunk()
{
int sz = readIntring(&m_shmControl5->ringBuffer);
int bnk_prg = readIntring(&m_shmControl5->ringBuffer);
void *ptr = malloc(sz);
tryRead(&m_shm[FIXED_SHM_SIZE / 2], ptr, sz);
int r = m_plugin->dispatcher(m_plugin, effSetChunk, bnk_prg, sz, ptr, 0);
free(ptr);
writeInt(&m_shm[FIXED_SHM_SIZE], r);
return;
}
void RemoteVSTServer::canBeAutomated()
{
int param = readIntring(&m_shmControl5->ringBuffer);
int r = m_plugin->dispatcher(m_plugin, effCanBeAutomated, param, 0, 0, 0);
writeInt(&m_shm[FIXED_SHM_SIZE], r);
}
void RemoteVSTServer::getProgram()
{
int r = m_plugin->dispatcher(m_plugin, effGetProgram, 0, 0, 0, 0);
writeInt(&m_shm[FIXED_SHM_SIZE], r);
}
#ifdef SEM
void
RemoteVSTServer::waitForServer()
{
if(remoteVSTServerInstance->m_386run == 0)
{
sem_post(&m_shmControl->runServer);
timespec ts_timeout;
clock_gettime(CLOCK_REALTIME, &ts_timeout);
ts_timeout.tv_sec += 60;
if (sem_timedwait(&m_shmControl->runClient, &ts_timeout) != 0) {
if(m_inexcept == 0)
RemotePluginClosedException();
}
}
else
{
fpost(&m_shmControl->runServer386);
if (fwait(&m_shmControl->runClient386, 60000)) {
if(m_inexcept == 0)
RemotePluginClosedException();
}
}
}
void
RemoteVSTServer::waitForServerexit()
{
if(remoteVSTServerInstance->m_386run == 0)
{
sem_post(&m_shmControl->runServer);
}
else
{
fpost(&m_shmControl->runServer386);
}
}
#else
void
RemoteVSTServer::waitForServer()
{
fpost(&m_shmControl->runServer);
if (fwait(&m_shmControl->runClient, 60000)) {
if(m_inexcept == 0)
RemotePluginClosedException();
}
}
void
RemoteVSTServer::waitForServerexit()
{
fpost(&m_shmControl->runServer);
}
#endif
#if VST_2_4_EXTENSIONS
VstIntPtr VSTCALLBACK hostCallback(AEffect *plugin, VstInt32 opcode, VstInt32 index, VstIntPtr value, void *ptr, float opt)
#else
long VSTCALLBACK hostCallback(AEffect *plugin, long opcode, long index, long value, void *ptr, float opt)
#endif
{
VstTimeInfo timeInfo;
int rv = 0;
switch (opcode)
{
case audioMasterAutomate:
// plugin->setParameter(plugin, index, opt);
if(remoteVSTServerInstance)
{
if(!remoteVSTServerInstance->exiting && remoteVSTServerInstance->effectrun)
{
remoteVSTServerInstance->writeOpcodering(&remoteVSTServerInstance->m_shmControl->ringBuffer, (RemotePluginOpcode)opcode);
remoteVSTServerInstance->writeIntring(&remoteVSTServerInstance->m_shmControl->ringBuffer, index);
remoteVSTServerInstance->writeFloatring(&remoteVSTServerInstance->m_shmControl->ringBuffer, opt);
remoteVSTServerInstance->commitWrite(&remoteVSTServerInstance->m_shmControl->ringBuffer);
remoteVSTServerInstance->waitForServer();
}
rv = 0;
}
break;
case audioMasterVersion:
if (debugLevel > 1)
cerr << "dssi-vst-server[2]: audioMasterVersion requested" << endl;
rv = 2300;
break;
case audioMasterCurrentId:
if (debugLevel > 1)
cerr << "dssi-vst-server[2]: audioMasterCurrentId requested" << endl;
rv = 0;
break;
case audioMasterIdle:
if (debugLevel > 1)
cerr << "dssi-vst-server[2]: audioMasterIdle requested " << endl;
// plugin->dispatcher(plugin, effEditIdle, 0, 0, 0, 0);
break;
case DEPRECATED_VST_SYMBOL(audioMasterPinConnected):
if (debugLevel > 1)
cerr << "dssi-vst-server[2]: audioMasterPinConnected requested" << endl;
break;
case DEPRECATED_VST_SYMBOL(audioMasterWantMidi):
if (debugLevel > 1)
cerr << "dssi-vst-server[2]: audioMasterWantMidi requested" << endl;
// happy to oblige
rv = 1;
break;
case audioMasterGetTime:
if(remoteVSTServerInstance)
{
if (!remoteVSTServerInstance->exiting && remoteVSTServerInstance->effectrun)
{
remoteVSTServerInstance->writeOpcodering(&remoteVSTServerInstance->m_shmControl->ringBuffer, (RemotePluginOpcode)opcode);
remoteVSTServerInstance->writeIntring(&remoteVSTServerInstance->m_shmControl->ringBuffer, value);
remoteVSTServerInstance->commitWrite(&remoteVSTServerInstance->m_shmControl->ringBuffer);
remoteVSTServerInstance->waitForServer();
if(remoteVSTServerInstance->timeinfo)
{
memcpy(remoteVSTServerInstance->timeinfo, &remoteVSTServerInstance->m_shm3[FIXED_SHM_SIZE3 - 8192], sizeof(VstTimeInfo));
// printf("%f\n", timeInfo.sampleRate);
rv = (long)remoteVSTServerInstance->timeinfo;
}