116 lines
2.3 KiB
C++
116 lines
2.3 KiB
C++
#include <sstream>
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#include "decklink-device.hpp"
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#include <util/threading.h>
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DeckLinkDevice::DeckLinkDevice(IDeckLink *device_) : device(device_)
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{
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}
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DeckLinkDevice::~DeckLinkDevice(void)
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{
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for (DeckLinkDeviceMode *mode : modes)
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delete mode;
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}
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ULONG DeckLinkDevice::AddRef()
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{
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return os_atomic_inc_long(&refCount);
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}
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ULONG DeckLinkDevice::Release()
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{
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long ret = os_atomic_dec_long(&refCount);
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if (ret == 0)
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delete this;
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return ret;
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}
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bool DeckLinkDevice::Init()
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{
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ComPtr<IDeckLinkInput> input;
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if (device->QueryInterface(IID_IDeckLinkInput, (void**)&input) != S_OK)
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return false;
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IDeckLinkDisplayModeIterator *modeIterator;
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if (input->GetDisplayModeIterator(&modeIterator) == S_OK) {
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IDeckLinkDisplayMode *displayMode;
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long long modeId = 1;
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while (modeIterator->Next(&displayMode) == S_OK) {
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if (displayMode == nullptr)
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continue;
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DeckLinkDeviceMode *mode =
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new DeckLinkDeviceMode(displayMode, modeId);
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modes.push_back(mode);
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modeIdMap[modeId] = mode;
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displayMode->Release();
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++modeId;
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}
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modeIterator->Release();
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}
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decklink_string_t decklinkModelName;
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decklink_string_t decklinkDisplayName;
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if (device->GetModelName(&decklinkModelName) != S_OK)
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return false;
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DeckLinkStringToStdString(decklinkModelName, name);
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if (device->GetDisplayName(&decklinkDisplayName) != S_OK)
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return false;
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DeckLinkStringToStdString(decklinkDisplayName, displayName);
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hash = displayName;
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ComPtr<IDeckLinkAttributes> attributes;
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const HRESULT result = device->QueryInterface(IID_IDeckLinkAttributes,
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(void **)&attributes);
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if (result != S_OK)
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return true;
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int64_t value;
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if (attributes->GetInt(BMDDeckLinkPersistentID, &value) != S_OK)
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return true;
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std::ostringstream os;
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os << value << "_" << name;
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hash = os.str();
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return true;
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}
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bool DeckLinkDevice::GetInput(IDeckLinkInput **input)
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{
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if (device->QueryInterface(IID_IDeckLinkInput, (void**)input) != S_OK)
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return false;
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return true;
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}
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DeckLinkDeviceMode *DeckLinkDevice::FindMode(long long id)
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{
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return modeIdMap[id];
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}
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const std::string& DeckLinkDevice::GetDisplayName(void)
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{
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return displayName;
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}
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const std::string& DeckLinkDevice::GetHash(void) const
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{
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return hash;
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}
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const std::vector<DeckLinkDeviceMode *>& DeckLinkDevice::GetModes(void) const
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{
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return modes;
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}
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const std::string& DeckLinkDevice::GetName(void) const
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{
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return name;
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}
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