Win Video Capture: Add Blackmagic DeckLink SDK Win files to the existing third_party folder

third_party/decklink/win/include/DeckLinkAPI_v9_2.idl

Index: third_party/decklink/win/include/DeckLinkAPI_v9_2.idl
diff --git a/third_party/decklink/win/include/DeckLinkAPI_v9_2.idl b/third_party/decklink/win/include/DeckLinkAPI_v9_2.idl
new file mode 100644
index 0000000000000000000000000000000000000000..74ddb6886980167a8c5d9d6b3c9b6d0705ba3e4c
--- /dev/null
+++ b/third_party/decklink/win/include/DeckLinkAPI_v9_2.idl
@@ -0,0 +1,68 @@
+/* -LICENSE-START-
+** Copyright (c) 2012 Blackmagic Design
+**
+** Permission is hereby granted, free of charge, to any person or organization
+** obtaining a copy of the software and accompanying documentation covered by
+** this license (the "Software") to use, reproduce, display, distribute,
+** execute, and transmit the Software, and to prepare derivative works of the
+** Software, and to permit third-parties to whom the Software is furnished to
+** do so, all subject to the following:
+** 
+** The copyright notices in the Software and this entire statement, including
+** the above license grant, this restriction and the following disclaimer,
+** must be included in all copies of the Software, in whole or in part, and
+** all derivative works of the Software, unless such copies or derivative
+** works are solely in the form of machine-executable object code generated by
+** a source language processor.
+** 
+** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+** FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+** SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+** FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+** ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+** DEALINGS IN THE SOFTWARE.
+** -LICENSE-END-
+*/
+
+/* DeckLinkAPI_v9_2.idl */
+
+
+/* Interface IDeckLinkInput_v9_2 - Created by QueryInterface from IDeckLink. */
+
+[
+    object,
+    uuid(6D40EF78-28B9-4E21-990D-95BB7750A04F),
+    helpstring("Created by QueryInterface from IDeckLink.")
+] interface IDeckLinkInput_v9_2 : IUnknown
+{
+    HRESULT DoesSupportVideoMode([in] BMDDisplayMode displayMode, [in] BMDPixelFormat pixelFormat, [in] BMDVideoInputFlags flags, [out] BMDDisplayModeSupport *result, [out] IDeckLinkDisplayMode **resultDisplayMode);
+    HRESULT GetDisplayModeIterator([out] IDeckLinkDisplayModeIterator **iterator);
+
+    HRESULT SetScreenPreviewCallback([in] IDeckLinkScreenPreviewCallback *previewCallback);
+
+    /* Video Input */
+
+    HRESULT EnableVideoInput([in] BMDDisplayMode displayMode, [in] BMDPixelFormat pixelFormat, [in] BMDVideoInputFlags flags);
+    HRESULT DisableVideoInput(void);
+    HRESULT GetAvailableVideoFrameCount([out] unsigned long *availableFrameCount);
+
+    /* Audio Input */
+
+    HRESULT EnableAudioInput([in] BMDAudioSampleRate sampleRate, [in] BMDAudioSampleType sampleType, [in] unsigned long channelCount);
+    HRESULT DisableAudioInput(void);
+    HRESULT GetAvailableAudioSampleFrameCount([out] unsigned long *availableSampleFrameCount);
+
+    /* Input Control */
+
+    HRESULT StartStreams(void);
+    HRESULT StopStreams(void);
+    HRESULT PauseStreams(void);
+    HRESULT FlushStreams(void);
+    HRESULT SetCallback([in] IDeckLinkInputCallback *theCallback);
+
+    /* Hardware Timing */
+
+    HRESULT GetHardwareReferenceClock([in] BMDTimeScale desiredTimeScale, [out] BMDTimeValue *hardwareTime, [out] BMDTimeValue *timeInFrame, [out] BMDTimeValue *ticksPerFrame);
+};
+