bool DeckLinkOutput::set_device(IDeckLink *decklink)
{
+ if (decklink->QueryInterface(IID_IDeckLinkInput, (void**)&input) != S_OK) {
+ input = nullptr;
+ }
if (decklink->QueryInterface(IID_IDeckLinkOutput, (void**)&output) != S_OK) {
fprintf(stderr, "Warning: Card %u has no outputs\n", card_index);
return false;
display_mode->Release();
+ if (input != nullptr) {
+ if (input->DisableVideoInput() != S_OK) {
+ fprintf(stderr, "Warning: Failed to disable video input for card %d\n", card_index);
+ }
+ if (input->DisableAudioInput() != S_OK) {
+ fprintf(stderr, "Warning: Failed to disable audio input for card %d\n", card_index);
+ }
+ }
+
HRESULT result = output->EnableVideoOutput(mode, bmdVideoOutputFlagDefault);
if (result != S_OK) {
fprintf(stderr, "Couldn't enable output with error 0x%x\n", result);
}
}
+ if (input != nullptr) {
+ input->Release();
+ input = nullptr;
+ }
if (output != nullptr) {
output->Release();
output = nullptr;