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4225fa8eee
This is a cross-platform Blackmagic device capture plugin that makes use of the manufacturer provided DeckLink SDK.
46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
#pragma once
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#include "decklink-device.hpp"
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class DeckLinkDeviceInstance : public IDeckLinkInputCallback {
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protected:
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struct obs_source_frame currentFrame;
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struct obs_source_audio currentPacket;
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DeckLink *decklink = nullptr;
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DeckLinkDevice *device = nullptr;
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DeckLinkDeviceMode *mode = nullptr;
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ComPtr<IDeckLinkInput> input;
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volatile long refCount = 1;
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void HandleAudioPacket(IDeckLinkAudioInputPacket *audioPacket,
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const uint64_t timestamp);
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void HandleVideoFrame(IDeckLinkVideoInputFrame *videoFrame,
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const uint64_t timestamp);
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public:
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DeckLinkDeviceInstance(DeckLink *decklink, DeckLinkDevice *device);
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inline DeckLinkDevice *GetDevice() const {return device;}
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inline long long GetActiveModeId() const
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{
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return mode ? mode->GetId() : 0;
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}
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inline DeckLinkDeviceMode *GetMode() const {return mode;}
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bool StartCapture(DeckLinkDeviceMode *mode);
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bool StopCapture(void);
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HRESULT STDMETHODCALLTYPE VideoInputFrameArrived(
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IDeckLinkVideoInputFrame *videoFrame,
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IDeckLinkAudioInputPacket *audioPacket);
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HRESULT STDMETHODCALLTYPE VideoInputFormatChanged(
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BMDVideoInputFormatChangedEvents events,
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IDeckLinkDisplayMode *newMode,
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BMDDetectedVideoInputFormatFlags detectedSignalFlags);
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ULONG STDMETHODCALLTYPE AddRef(void);
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HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, LPVOID *ppv);
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ULONG STDMETHODCALLTYPE Release(void);
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};
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