// Return current sharing handle, width and height of a Sender
// A receiver checks this all the time so it has to be compact
// Does not have to be the info of this instance
// so the creation pointer and handle may not be known
bool spoutSenderNames::getSharedInfo(const char* sharedMemoryName, SharedTextureInfo* info)
{
SpoutSharedMemory mem;
// Possibly faster because the functon is called all the time
if(mem.Open(sharedMemoryName)) {
char *pBuf = mem.Lock();
if(pBuf) {
memcpy((void *)info, (void *)pBuf, sizeof(SharedTextureInfo) );
mem.Unlock();
return true;
}
}
return false;
} // end getSharedInfo
// Return current sharing handle, width and height of a Sender
// A receiver checks this all the time so it has to be compact
// Does not have to be the info of this instance
// so the creation pointer and handle may not be known
bool spoutSenderNames::getSharedInfo(const char* sharedMemoryName, SharedTextureInfo* info)
{
SpoutSharedMemory mem;
bool result = mem.Open(sharedMemoryName);
if (!result)
return false;
char *pBuf = mem.Lock();
if(!pBuf) {
return false;
}
memcpy((void *)info, (void *)pBuf, sizeof(SharedTextureInfo) );
mem.Unlock();
return true;
} // end getSharedInfo
// 12.06.15 - Added to allow direct modification of a sender's information in shared memory
bool spoutSenderNames::setSharedInfo(const char* sharedMemoryName, SharedTextureInfo* info)
{
SpoutSharedMemory mem;
bool result = mem.Open(sharedMemoryName);
if (!result) {
printf(" memory not found\n");
return false;
}
char *pBuf = mem.Lock();
if (!pBuf) {
printf(" buffer not locked\n");
return false;
}
memcpy((void *)pBuf, (void *)info, sizeof(SharedTextureInfo) );
mem.Unlock();
return true;
} // end getSharedInfo
