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;
}
static void print_attributes (IDeckLink* deckLink)
{
IDeckLinkAttributes* deckLinkAttributes = NULL;
bool supported;
int64_t count;
char * serialPortName = NULL;
HRESULT result;
// Query the DeckLink for its attributes interface
result = deckLink->QueryInterface(IID_IDeckLinkAttributes, (void**)&deckLinkAttributes);
if (result != S_OK)
{
fprintf(stderr, "Could not obtain the IDeckLinkAttributes interface - result = %08x\n", result);
goto bail;
}
// List attributes and their value
printf("Attribute list:\n");
result = deckLinkAttributes->GetFlag(BMDDeckLinkHasSerialPort, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "Serial port present ?", (supported == true) ? "Yes" : "No");
if (supported)
{
CFStringRef serialPortNameString = CFStringCreateWithCString(kCFAllocatorDefault, serialPortName, kCFStringEncodingMacRoman);
result = deckLinkAttributes->GetString(BMDDeckLinkSerialPortDeviceName, &serialPortNameString);
if (result == S_OK)
{
printf(" %-40s %s\n", "Serial port name: ", serialPortName);
free(serialPortName);
}
else
{
fprintf(stderr, "Could not query the serial port presence attribute- result = %08x\n", result);
}
}
}
else
{
fprintf(stderr, "Could not query the serial port presence attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetInt(BMDDeckLinkNumberOfSubDevices, &count);
if (result == S_OK)
{
printf(" %-40s %lld\n", "Number of sub-devices:", count);
if (count != 0)
{
result = deckLinkAttributes->GetInt(BMDDeckLinkSubDeviceIndex, &count);
if (result == S_OK)
{
printf(" %-40s %lld\n", "Sub-device index:", count);
}
else
{
fprintf(stderr, "Could not query the sub-device index attribute- result = %08x\n", result);
}
}
}
else
{
fprintf(stderr, "Could not query the number of sub-device attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetInt(BMDDeckLinkMaximumAudioChannels, &count);
if (result == S_OK)
{
printf(" %-40s %lld\n", "Number of audio channels:", count);
}
else
{
fprintf(stderr, "Could not query the number of supported audio channels attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsInputFormatDetection, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "Input mode detection supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the input mode detection attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsInternalKeying, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "Internal keying supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the internal keying attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsExternalKeying, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "External keying supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the external keying attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsHDKeying, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "HD-mode keying supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the HD-mode keying attribute- result = %08x\n", result);
}
bail:
printf("\n");
if(deckLinkAttributes != NULL)
deckLinkAttributes->Release();
}
void print_attributes (IDeckLink* deckLink)
{
IDeckLinkAttributes* deckLinkAttributes = NULL;
bool supported;
int64_t value;
char * serialPortName = NULL;
HRESULT result;
// Query the DeckLink for its attributes interface
result = deckLink->QueryInterface(IID_IDeckLinkAttributes, (void**)&deckLinkAttributes);
if (result != S_OK)
{
fprintf(stderr, "Could not obtain the IDeckLinkAttributes interface - result = %08x\n", result);
goto bail;
}
// List attributes and their value
printf("Attribute list:\n");
result = deckLinkAttributes->GetFlag(BMDDeckLinkHasSerialPort, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "Serial port present ?", (supported == true) ? "Yes" : "No");
if (supported)
{
result = deckLinkAttributes->GetString(BMDDeckLinkSerialPortDeviceName, (const char **) &serialPortName);
if (result == S_OK)
{
printf(" %-40s %s\n", "Serial port name: ", serialPortName);
free(serialPortName);
}
else
{
fprintf(stderr, "Could not query the serial port presence attribute- result = %08x\n", result);
}
}
}
else
{
fprintf(stderr, "Could not query the serial port presence attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetInt(BMDDeckLinkPersistentID, &value);
if (result == S_OK)
{
printf(" %-40s %llx\n", "Device Persistent ID:", value);
}
else
{
printf(" %-40s %s\n", "Device Persistent ID:", "Not Supported on this device");
}
result = deckLinkAttributes->GetInt(BMDDeckLinkTopologicalID, &value);
if (result == S_OK)
{
printf(" %-40s %llx\n", "Device Topological ID:", value);
}
else
{
printf(" %-40s %s\n", "Device Topological ID:", "Not Supported on this device");
}
result = deckLinkAttributes->GetInt(BMDDeckLinkNumberOfSubDevices, &value);
if (result == S_OK)
{
printf(" %-40s %" PRId64 "\n", "Number of sub-devices:", value);
if (value != 0)
{
result = deckLinkAttributes->GetInt(BMDDeckLinkSubDeviceIndex, &value);
if (result == S_OK)
{
printf(" %-40s %" PRId64 "\n", "Sub-device index:", value);
}
else
{
fprintf(stderr, "Could not query the sub-device index attribute- result = %08x\n", result);
}
}
}
else
{
fprintf(stderr, "Could not query the number of sub-device attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetInt(BMDDeckLinkMaximumAudioChannels, &value);
if (result == S_OK)
{
printf(" %-40s %" PRId64 "\n", "Number of audio channels:", value);
}
else
{
fprintf(stderr, "Could not query the number of supported audio channels attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsInputFormatDetection, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "Input mode detection supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the input mode detection attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsFullDuplex, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "Full duplex operation supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the full duplex operation supported attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsInternalKeying, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "Internal keying supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the internal keying attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsExternalKeying, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "External keying supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the external keying attribute- result = %08x\n", result);
}
result = deckLinkAttributes->GetFlag(BMDDeckLinkSupportsHDKeying, &supported);
if (result == S_OK)
{
printf(" %-40s %s\n", "HD-mode keying supported ?", (supported == true) ? "Yes" : "No");
}
else
{
fprintf(stderr, "Could not query the HD-mode keying attribute- result = %08x\n", result);
}
bail:
printf("\n");
if(deckLinkAttributes != NULL)
deckLinkAttributes->Release();
}