int openSerial(const char * name, int baud, int parity, int databits, int stopbits) {
// Choose wich type of device to open: /dev/tty, hostname:socket or xuartX
if (strchr(name, ';'))
return openSerialSocket(name);
if (name[0] == '/')
return openSerialDevice(name, baud, parity, databits, stopbits);
return openXuart(name, baud, parity, databits, stopbits);
}
/*
* Init ControlBoard. Returns false on failure
*/
bool ControlBoard::init(void)
{
// Enable Control Board connection
if (!openSerialDevice()) {
qCritical("Failed to open and setup serial port");
return false;
}
enabled = true;
return true;
}
void ControlBoard::writeSerialData(QString &cmd)
{
if (serialFD < 0) {
// Try not to write if the serial port is not (yet) open
return;
}
cmd += "\r";
if (serialPort.write(cmd.toUtf8()) == -1) {
qWarning("Failed to write command to ControlBoard");
closeSerialDevice();
openSerialDevice();
}
serialPort.flush();
}
/*
* Timeout callback to try open the device again
*/
void ControlBoard::reopenSerialDevice(void)
{
openSerialDevice();
}
int main (int argc, char* argv[]) {
printf("DeckControl Test Application\n\n");
IDeckLinkIterator* deckLinkIterator;
IDeckLink* deckLink;
int numDevices = 0;
HRESULT result;
fdSerial = -1;
// Create an IDeckLinkIterator object to enumerate all DeckLink cards in the system
deckLinkIterator = CreateDeckLinkIteratorInstance();
if (deckLinkIterator == NULL)
{
fprintf(stderr, "A DeckLink iterator could not be created. The DeckLink drivers may not be installed.\n");
return 1;
}
// Enumerate all cards in this system
while (deckLinkIterator->Next(&deckLink) == S_OK)
{
CFStringRef deviceNameCFString = NULL;
// Increment the total number of DeckLink cards found
numDevices++;
if (numDevices > 1)
printf("\n\n");
// *** Print the model name of the DeckLink card
result = deckLink->GetModelName(&deviceNameCFString);
if (result == S_OK)
{
IDeckLinkAttributes* deckLinkAttributes;
char deviceName[64];
HRESULT attributeResult;
CFStringRef serialName;
bool serialSupported;
CFStringGetCString(deviceNameCFString, deviceName, sizeof(deviceName), kCFStringEncodingMacRoman);
printf("Found Blackmagic device: %s\n", deviceName);
attributeResult = deckLink->QueryInterface(IID_IDeckLinkAttributes, (void**)&deckLinkAttributes);
if (attributeResult != S_OK)
{
fprintf(stderr, "Could not obtain the IDeckLinkAttributes interface");
}
else
{
attributeResult = deckLinkAttributes->GetFlag(BMDDeckLinkHasSerialPort, &serialSupported); // are serial ports supported on device?
if (attributeResult == S_OK && serialSupported)
{
attributeResult = deckLinkAttributes->GetString(BMDDeckLinkSerialPortDeviceName, &serialName); // get serial port name
if (attributeResult == S_OK)
{
char portName[64];
CFStringGetCString(serialName, portName, sizeof(portName), kCFStringEncodingMacRoman);
printf("Serial port name: %s\n",portName);
if (openSerialDevice((char*)&portName)== true) // open serial port
{
printf("Device opened\n");
playCommand(); // Play deck,
printf("Delay 3 seconds\n");
sleep(3);
timeCodeCommand(); // DisplayTC
printf("Delay 3 seconds\n");
sleep(3);
stopCommand(); // Stop deck
closeSerialDevice(); // close serial port
}
else printf("Device open fail\n");
CFRelease(serialName);
}
else printf("Unable to get serial port device name\n");
}
else printf("Serial port not supported\n");
}
CFRelease(deviceNameCFString); // Release the IDeckLink instance when we've finished with it to prevent leaks
}
deckLink->Release();
}
if (deckLinkIterator) deckLinkIterator->Release();
// If no DeckLink cards were found in the system, inform the user
if (numDevices == 0)
printf("No Blackmagic Design devices were found.\n");
printf("\n");
return 0;
}
