text: /* -LICENSE-START-
  ** Copyright (c) 2021 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-
  */
  
  #ifndef BMD_DECKLINKAPI_H
  #define BMD_DECKLINKAPI_H
  
  
  #ifndef BMD_CONST
      #if defined(_MSC_VER)
          #define BMD_CONST __declspec(selectany) static const
      #else
          #define BMD_CONST static const
      #endif
  #endif
  
  #ifndef BMD_PUBLIC
  	#define BMD_PUBLIC
  #endif
  
  /* DeckLink API */
  
  #include <stdint.h>
  #include "LinuxCOM.h"
  
  #include "DeckLinkAPITypes.h"
  #include "DeckLinkAPIModes.h"
  #include "DeckLinkAPIDiscovery.h"
  #include "DeckLinkAPIConfiguration.h"
  #include "DeckLinkAPIDeckControl.h"
  
  #define BLACKMAGIC_DECKLINK_API_MAGIC	1
  
  // Type Declarations
  
  
  // Interface ID Declarations
  
  BMD_CONST REFIID IID_IDeckLinkVideoOutputCallback                 = /* 20AA5225-1958-47CB-820B-80A8D521A6EE */ { 0x20,0xAA,0x52,0x25,0x19,0x58,0x47,0xCB,0x82,0x0B,0x80,0xA8,0xD5,0x21,0xA6,0xEE };
  BMD_CONST REFIID IID_IDeckLinkInputCallback                       = /* C6FCE4C9-C4E4-4047-82FB-5D238232A902 */ { 0xC6,0xFC,0xE4,0xC9,0xC4,0xE4,0x40,0x47,0x82,0xFB,0x5D,0x23,0x82,0x32,0xA9,0x02 };
  BMD_CONST REFIID IID_IDeckLinkEncoderInputCallback                = /* ACF13E61-F4A0-4974-A6A7-59AFF6268B31 */ { 0xAC,0xF1,0x3E,0x61,0xF4,0xA0,0x49,0x74,0xA6,0xA7,0x59,0xAF,0xF6,0x26,0x8B,0x31 };
  BMD_CONST REFIID IID_IDeckLinkMemoryAllocator                     = /* B36EB6E7-9D29-4AA8-92EF-843B87A289E8 */ { 0xB3,0x6E,0xB6,0xE7,0x9D,0x29,0x4A,0xA8,0x92,0xEF,0x84,0x3B,0x87,0xA2,0x89,0xE8 };
  BMD_CONST REFIID IID_IDeckLinkAudioOutputCallback                 = /* 403C681B-7F46-4A12-B993-2BB127084EE6 */ { 0x40,0x3C,0x68,0x1B,0x7F,0x46,0x4A,0x12,0xB9,0x93,0x2B,0xB1,0x27,0x08,0x4E,0xE6 };
  BMD_CONST REFIID IID_IDeckLinkIterator                            = /* 50FB36CD-3063-4B73-BDBB-958087F2D8BA */ { 0x50,0xFB,0x36,0xCD,0x30,0x63,0x4B,0x73,0xBD,0xBB,0x95,0x80,0x87,0xF2,0xD8,0xBA };
  BMD_CONST REFIID IID_IDeckLinkAPIInformation                      = /* 7BEA3C68-730D-4322-AF34-8A7152B532A4 */ { 0x7B,0xEA,0x3C,0x68,0x73,0x0D,0x43,0x22,0xAF,0x34,0x8A,0x71,0x52,0xB5,0x32,0xA4 };
  BMD_CONST REFIID IID_IDeckLinkOutput                              = /* BE2D9020-461E-442F-84B7-E949CB953B9D */ { 0xBE,0x2D,0x90,0x20,0x46,0x1E,0x44,0x2F,0x84,0xB7,0xE9,0x49,0xCB,0x95,0x3B,0x9D };
  BMD_CONST REFIID IID_IDeckLinkInput                               = /* C21CDB6E-F414-46E4-A636-80A566E0ED37 */ { 0xC2,0x1C,0xDB,0x6E,0xF4,0x14,0x46,0xE4,0xA6,0x36,0x80,0xA5,0x66,0xE0,0xED,0x37 };
  BMD_CONST REFIID IID_IDeckLinkHDMIInputEDID                       = /* ABBBACBC-45BC-4665-9D92-ACE6E5A97902 */ { 0xAB,0xBB,0xAC,0xBC,0x45,0xBC,0x46,0x65,0x9D,0x92,0xAC,0xE6,0xE5,0xA9,0x79,0x02 };
  BMD_CONST REFIID IID_IDeckLinkEncoderInput                        = /* F222551D-13DF-4FD8-B587-9D4F19EC12C9 */ { 0xF2,0x22,0x55,0x1D,0x13,0xDF,0x4F,0xD8,0xB5,0x87,0x9D,0x4F,0x19,0xEC,0x12,0xC9 };
  BMD_CONST REFIID IID_IDeckLinkVideoFrame                          = /* 3F716FE0-F023-4111-BE5D-EF4414C05B17 */ { 0x3F,0x71,0x6F,0xE0,0xF0,0x23,0x41,0x11,0xBE,0x5D,0xEF,0x44,0x14,0xC0,0x5B,0x17 };
  BMD_CONST REFIID IID_IDeckLinkMutableVideoFrame                   = /* 69E2639F-40DA-4E19-B6F2-20ACE815C390 */ { 0x69,0xE2,0x63,0x9F,0x40,0xDA,0x4E,0x19,0xB6,0xF2,0x20,0xAC,0xE8,0x15,0xC3,0x90 };
  BMD_CONST REFIID IID_IDeckLinkVideoFrame3DExtensions              = /* DA0F7E4A-EDC7-48A8-9CDD-2DB51C729CD7 */ { 0xDA,0x0F,0x7E,0x4A,0xED,0xC7,0x48,0xA8,0x9C,0xDD,0x2D,0xB5,0x1C,0x72,0x9C,0xD7 };
  BMD_CONST REFIID IID_IDeckLinkVideoFrameMetadataExtensions        = /* E232A5B7-4DB4-44C9-9152-F47C12E5F051 */ { 0xE2,0x32,0xA5,0xB7,0x4D,0xB4,0x44,0xC9,0x91,0x52,0xF4,0x7C,0x12,0xE5,0xF0,0x51 };
  BMD_CONST REFIID IID_IDeckLinkVideoInputFrame                     = /* 05CFE374-537C-4094-9A57-680525118F44 */ { 0x05,0xCF,0xE3,0x74,0x53,0x7C,0x40,0x94,0x9A,0x57,0x68,0x05,0x25,0x11,0x8F,0x44 };
  BMD_CONST REFIID IID_IDeckLinkAncillaryPacket                     = /* CC5BBF7E-029C-4D3B-9158-6000EF5E3670 */ { 0xCC,0x5B,0xBF,0x7E,0x02,0x9C,0x4D,0x3B,0x91,0x58,0x60,0x00,0xEF,0x5E,0x36,0x70 };
  BMD_CONST REFIID IID_IDeckLinkAncillaryPacketIterator             = /* 3FC8994B-88FB-4C17-968F-9AAB69D964A7 */ { 0x3F,0xC8,0x99,0x4B,0x88,0xFB,0x4C,0x17,0x96,0x8F,0x9A,0xAB,0x69,0xD9,0x64,0xA7 };
  BMD_CONST REFIID IID_IDeckLinkVideoFrameAncillaryPackets          = /* 6C186C0F-459E-41D8-AEE2-4812D81AEE68 */ { 0x6C,0x18,0x6C,0x0F,0x45,0x9E,0x41,0xD8,0xAE,0xE2,0x48,0x12,0xD8,0x1A,0xEE,0x68 };
  BMD_CONST REFIID IID_IDeckLinkVideoFrameAncillary                 = /* 732E723C-D1A4-4E29-9E8E-4A88797A0004 */ { 0x73,0x2E,0x72,0x3C,0xD1,0xA4,0x4E,0x29,0x9E,0x8E,0x4A,0x88,0x79,0x7A,0x00,0x04 };
  BMD_CONST REFIID IID_IDeckLinkEncoderPacket                       = /* B693F36C-316E-4AF1-B6C2-F389A4BCA620 */ { 0xB6,0x93,0xF3,0x6C,0x31,0x6E,0x4A,0xF1,0xB6,0xC2,0xF3,0x89,0xA4,0xBC,0xA6,0x20 };
  BMD_CONST REFIID IID_IDeckLinkEncoderVideoPacket                  = /* 4E7FD944-E8C7-4EAC-B8C0-7B77F80F5AE0 */ { 0x4E,0x7F,0xD9,0x44,0xE8,0xC7,0x4E,0xAC,0xB8,0xC0,0x7B,0x77,0xF8,0x0F,0x5A,0xE0 };
  BMD_CONST REFIID IID_IDeckLinkEncoderAudioPacket                  = /* 49E8EDC8-693B-4E14-8EF6-12C658F5A07A */ { 0x49,0xE8,0xED,0xC8,0x69,0x3B,0x4E,0x14,0x8E,0xF6,0x12,0xC6,0x58,0xF5,0xA0,0x7A };
  BMD_CONST REFIID IID_IDeckLinkH265NALPacket                       = /* 639C8E0B-68D5-4BDE-A6D4-95F3AEAFF2E7 */ { 0x63,0x9C,0x8E,0x0B,0x68,0xD5,0x4B,0xDE,0xA6,0xD4,0x95,0xF3,0xAE,0xAF,0xF2,0xE7 };
  BMD_CONST REFIID IID_IDeckLinkAudioInputPacket                    = /* E43D5870-2894-11DE-8C30-0800200C9A66 */ { 0xE4,0x3D,0x58,0x70,0x28,0x94,0x11,0xDE,0x8C,0x30,0x08,0x00,0x20,0x0C,0x9A,0x66 };
  BMD_CONST REFIID IID_IDeckLinkScreenPreviewCallback               = /* B1D3F49A-85FE-4C5D-95C8-0B5D5DCCD438 */ { 0xB1,0xD3,0xF4,0x9A,0x85,0xFE,0x4C,0x5D,0x95,0xC8,0x0B,0x5D,0x5D,0xCC,0xD4,0x38 };
  BMD_CONST REFIID IID_IDeckLinkGLScreenPreviewHelper               = /* 504E2209-CAC7-4C1A-9FB4-C5BB6274D22F */ { 0x50,0x4E,0x22,0x09,0xCA,0xC7,0x4C,0x1A,0x9F,0xB4,0xC5,0xBB,0x62,0x74,0xD2,0x2F };
  BMD_CONST REFIID IID_IDeckLinkNotificationCallback                = /* B002A1EC-070D-4288-8289-BD5D36E5FF0D */ { 0xB0,0x02,0xA1,0xEC,0x07,0x0D,0x42,0x88,0x82,0x89,0xBD,0x5D,0x36,0xE5,0xFF,0x0D };
  BMD_CONST REFIID IID_IDeckLinkNotification                        = /* B85DF4C8-BDF5-47C1-8064-28162EBDD4EB */ { 0xB8,0x5D,0xF4,0xC8,0xBD,0xF5,0x47,0xC1,0x80,0x64,0x28,0x16,0x2E,0xBD,0xD4,0xEB };
  BMD_CONST REFIID IID_IDeckLinkProfileAttributes                   = /* 17D4BF8E-4911-473A-80A0-731CF6FF345B */ { 0x17,0xD4,0xBF,0x8E,0x49,0x11,0x47,0x3A,0x80,0xA0,0x73,0x1C,0xF6,0xFF,0x34,0x5B };
  BMD_CONST REFIID IID_IDeckLinkProfileIterator                     = /* 29E5A8C0-8BE4-46EB-93AC-31DAAB5B7BF2 */ { 0x29,0xE5,0xA8,0xC0,0x8B,0xE4,0x46,0xEB,0x93,0xAC,0x31,0xDA,0xAB,0x5B,0x7B,0xF2 };
  BMD_CONST REFIID IID_IDeckLinkProfile                             = /* 16093466-674A-432B-9DA0-1AC2C5A8241C */ { 0x16,0x09,0x34,0x66,0x67,0x4A,0x43,0x2B,0x9D,0xA0,0x1A,0xC2,0xC5,0xA8,0x24,0x1C };
  BMD_CONST REFIID IID_IDeckLinkProfileCallback                     = /* A4F9341E-97AA-4E04-8935-15F809898CEA */ { 0xA4,0xF9,0x34,0x1E,0x97,0xAA,0x4E,0x04,0x89,0x35,0x15,0xF8,0x09,0x89,0x8C,0xEA };
  BMD_CONST REFIID IID_IDeckLinkProfileManager                      = /* 30D41429-3998-4B6D-84F8-78C94A797C6E */ { 0x30,0xD4,0x14,0x29,0x39,0x98,0x4B,0x6D,0x84,0xF8,0x78,0xC9,0x4A,0x79,0x7C,0x6E };
  BMD_CONST REFIID IID_IDeckLinkStatus                              = /* 5F558200-4028-49BC-BEAC-DB3FA4A96E46 */ { 0x5F,0x55,0x82,0x00,0x40,0x28,0x49,0xBC,0xBE,0xAC,0xDB,0x3F,0xA4,0xA9,0x6E,0x46 };
  BMD_CONST REFIID IID_IDeckLinkKeyer                               = /* 89AFCAF5-65F8-421E-98F7-96FE5F5BFBA3 */ { 0x89,0xAF,0xCA,0xF5,0x65,0xF8,0x42,0x1E,0x98,0xF7,0x96,0xFE,0x5F,0x5B,0xFB,0xA3 };
  BMD_CONST REFIID IID_IDeckLinkVideoConversion                     = /* 3BBCB8A2-DA2C-42D9-B5D8-88083644E99A */ { 0x3B,0xBC,0xB8,0xA2,0xDA,0x2C,0x42,0xD9,0xB5,0xD8,0x88,0x08,0x36,0x44,0xE9,0x9A };
  BMD_CONST REFIID IID_IDeckLinkDeviceNotificationCallback          = /* 4997053B-0ADF-4CC8-AC70-7A50C4BE728F */ { 0x49,0x97,0x05,0x3B,0x0A,0xDF,0x4C,0xC8,0xAC,0x70,0x7A,0x50,0xC4,0xBE,0x72,0x8F };
  BMD_CONST REFIID IID_IDeckLinkDiscovery                           = /* CDBF631C-BC76-45FA-B44D-C55059BC6101 */ { 0xCD,0xBF,0x63,0x1C,0xBC,0x76,0x45,0xFA,0xB4,0x4D,0xC5,0x50,0x59,0xBC,0x61,0x01 };
  
  /* Enum BMDVideoOutputFlags - Flags to control the output of ancillary data along with video. */
  
  typedef uint32_t BMDVideoOutputFlags;
  enum _BMDVideoOutputFlags {
      bmdVideoOutputFlagDefault                                    = 0,
      bmdVideoOutputVANC                                           = 1 << 0,
      bmdVideoOutputVITC                                           = 1 << 1,
      bmdVideoOutputRP188                                          = 1 << 2,
      bmdVideoOutputDualStream3D                                   = 1 << 4,
      bmdVideoOutputSynchronizeToPlaybackGroup                     = 1 << 6
  };
  
  /* Enum BMDSupportedVideoModeFlags - Flags to describe supported video modes */
  
  typedef uint32_t BMDSupportedVideoModeFlags;
  enum _BMDSupportedVideoModeFlags {
      bmdSupportedVideoModeDefault                                 = 0,
      bmdSupportedVideoModeKeying                                  = 1 << 0,
      bmdSupportedVideoModeDualStream3D                            = 1 << 1,
      bmdSupportedVideoModeSDISingleLink                           = 1 << 2,
      bmdSupportedVideoModeSDIDualLink                             = 1 << 3,
      bmdSupportedVideoModeSDIQuadLink                             = 1 << 4,
      bmdSupportedVideoModeInAnyProfile                            = 1 << 5
  };
  
  /* Enum BMDPacketType - Type of packet */
  
  typedef uint32_t BMDPacketType;
  enum _BMDPacketType {
      bmdPacketTypeStreamInterruptedMarker                         = /* 'sint' */ 0x73696E74,	// A packet of this type marks the time when a video stream was interrupted, for example by a disconnected cable
      bmdPacketTypeStreamData                                      = /* 'sdat' */ 0x73646174	// Regular stream data
  };
  
  /* Enum BMDFrameFlags - Frame flags */
  
  typedef uint32_t BMDFrameFlags;
  enum _BMDFrameFlags {
      bmdFrameFlagDefault                                          = 0,
      bmdFrameFlagFlipVertical                                     = 1 << 0,
      bmdFrameContainsHDRMetadata                                  = 1 << 1,
  
      /* Flags that are applicable only to instances of IDeckLinkVideoInputFrame */
  
      bmdFrameCapturedAsPsF                                        = 1 << 30,
      bmdFrameHasNoInputSource                                     = 1 << 31
  };
  
  /* Enum BMDVideoInputFlags - Flags applicable to video input */
  
  typedef uint32_t BMDVideoInputFlags;
  enum _BMDVideoInputFlags {
      bmdVideoInputFlagDefault                                     = 0,
      bmdVideoInputEnableFormatDetection                           = 1 << 0,
      bmdVideoInputDualStream3D                                    = 1 << 1,
      bmdVideoInputSynchronizeToCaptureGroup                       = 1 << 2
  };
  
  /* Enum BMDVideoInputFormatChangedEvents - Bitmask passed to the VideoInputFormatChanged notification to identify the properties of the input signal that have changed */
  
  typedef uint32_t BMDVideoInputFormatChangedEvents;
  enum _BMDVideoInputFormatChangedEvents {
      bmdVideoInputDisplayModeChanged                              = 1 << 0,
      bmdVideoInputFieldDominanceChanged                           = 1 << 1,
      bmdVideoInputColorspaceChanged                               = 1 << 2
  };
  
  /* Enum BMDDetectedVideoInputFormatFlags - Flags passed to the VideoInputFormatChanged notification to describe the detected video input signal */
  
  typedef uint32_t BMDDetectedVideoInputFormatFlags;
  enum _BMDDetectedVideoInputFormatFlags {
      bmdDetectedVideoInputYCbCr422                                = 1 << 0,
      bmdDetectedVideoInputRGB444                                  = 1 << 1,
      bmdDetectedVideoInputDualStream3D                            = 1 << 2,
      bmdDetectedVideoInput12BitDepth                              = 1 << 3,
      bmdDetectedVideoInput10BitDepth                              = 1 << 4,
      bmdDetectedVideoInput8BitDepth                               = 1 << 5
  };
  
  /* Enum BMDDeckLinkCapturePassthroughMode - Enumerates whether the video output is electrically connected to the video input or if the clean switching mode is enabled */
  
  typedef uint32_t BMDDeckLinkCapturePassthroughMode;
  enum _BMDDeckLinkCapturePassthroughMode {
      bmdDeckLinkCapturePassthroughModeDisabled                    = /* 'pdis' */ 0x70646973,
      bmdDeckLinkCapturePassthroughModeDirect                      = /* 'pdir' */ 0x70646972,
      bmdDeckLinkCapturePassthroughModeCleanSwitch                 = /* 'pcln' */ 0x70636C6E
  };
  
  /* Enum BMDOutputFrameCompletionResult - Frame Completion Callback */
  
  typedef uint32_t BMDOutputFrameCompletionResult;
  enum _BMDOutputFrameCompletionResult {
      bmdOutputFrameCompleted,
      bmdOutputFrameDisplayedLate,
      bmdOutputFrameDropped,
      bmdOutputFrameFlushed
  };
  
  /* Enum BMDReferenceStatus - GenLock input status */
  
  typedef uint32_t BMDReferenceStatus;
  enum _BMDReferenceStatus {
      bmdReferenceNotSupportedByHardware                           = 1 << 0,
      bmdReferenceLocked                                           = 1 << 1
  };
  
  /* Enum BMDAudioFormat - Audio Format */
  
  typedef uint32_t BMDAudioFormat;
  enum _BMDAudioFormat {
      bmdAudioFormatPCM                                            = /* 'lpcm' */ 0x6C70636D	// Linear signed PCM samples
  };
  
  /* Enum BMDAudioSampleRate - Audio sample rates supported for output/input */
  
  typedef uint32_t BMDAudioSampleRate;
  enum _BMDAudioSampleRate {
      bmdAudioSampleRate48kHz                                      = 48000
  };
  
  /* Enum BMDAudioSampleType - Audio sample sizes supported for output/input */
  
  typedef uint32_t BMDAudioSampleType;
  enum _BMDAudioSampleType {
      bmdAudioSampleType16bitInteger                               = 16,
      bmdAudioSampleType32bitInteger                               = 32
  };
  
  /* Enum BMDAudioOutputStreamType - Audio output stream type */
  
  typedef uint32_t BMDAudioOutputStreamType;
  enum _BMDAudioOutputStreamType {
      bmdAudioOutputStreamContinuous,
      bmdAudioOutputStreamContinuousDontResample,
      bmdAudioOutputStreamTimestamped
  };
  
  /* Enum BMDAncillaryPacketFormat - Ancillary packet format */
  
  typedef uint32_t BMDAncillaryPacketFormat;
  enum _BMDAncillaryPacketFormat {
      bmdAncillaryPacketFormatUInt8                                = /* 'ui08' */ 0x75693038,
      bmdAncillaryPacketFormatUInt16                               = /* 'ui16' */ 0x75693136,
      bmdAncillaryPacketFormatYCbCr10                              = /* 'v210' */ 0x76323130
  };
  
  /* Enum BMDTimecodeFormat - Timecode formats for frame metadata */
  
  typedef uint32_t BMDTimecodeFormat;
  enum _BMDTimecodeFormat {
      bmdTimecodeRP188VITC1                                        = /* 'rpv1' */ 0x72707631,	// RP188 timecode where DBB1 equals VITC1 (line 9)
      bmdTimecodeRP188VITC2                                        = /* 'rp12' */ 0x72703132,	// RP188 timecode where DBB1 equals VITC2 (line 9 for progressive or line 571 for interlaced/PsF)
      bmdTimecodeRP188LTC                                          = /* 'rplt' */ 0x72706C74,	// RP188 timecode where DBB1 equals LTC (line 10)
      bmdTimecodeRP188HighFrameRate                                = /* 'rphr' */ 0x72706872,	// RP188 timecode where DBB1 is an HFRTC (SMPTE ST 12-3), the only timecode allowing the frame value to go above 30
      bmdTimecodeRP188Any                                          = /* 'rp18' */ 0x72703138,	// Convenience for capture, returning the first valid timecode in {HFRTC (if supported), VITC1, LTC, VITC2}
      bmdTimecodeVITC                                              = /* 'vitc' */ 0x76697463,
      bmdTimecodeVITCField2                                        = /* 'vit2' */ 0x76697432,
      bmdTimecodeSerial                                            = /* 'seri' */ 0x73657269
  };
  
  /* Enum BMDAnalogVideoFlags - Analog video display flags */
  
  typedef uint32_t BMDAnalogVideoFlags;
  enum _BMDAnalogVideoFlags {
      bmdAnalogVideoFlagCompositeSetup75                           = 1 << 0,
      bmdAnalogVideoFlagComponentBetacamLevels                     = 1 << 1
  };
  
  /* Enum BMDAudioOutputAnalogAESSwitch - Audio output Analog/AESEBU switch */
  
  typedef uint32_t BMDAudioOutputAnalogAESSwitch;
  enum _BMDAudioOutputAnalogAESSwitch {
      bmdAudioOutputSwitchAESEBU                                   = /* 'aes ' */ 0x61657320,
      bmdAudioOutputSwitchAnalog                                   = /* 'anlg' */ 0x616E6C67
  };
  
  /* Enum BMDVideoOutputConversionMode - Video/audio conversion mode */
  
  typedef uint32_t BMDVideoOutputConversionMode;
  enum _BMDVideoOutputConversionMode {
      bmdNoVideoOutputConversion                                   = /* 'none' */ 0x6E6F6E65,
      bmdVideoOutputLetterboxDownconversion                        = /* 'ltbx' */ 0x6C746278,
      bmdVideoOutputAnamorphicDownconversion                       = /* 'amph' */ 0x616D7068,
      bmdVideoOutputHD720toHD1080Conversion                        = /* '720c' */ 0x37323063,
      bmdVideoOutputHardwareLetterboxDownconversion                = /* 'HWlb' */ 0x48576C62,
      bmdVideoOutputHardwareAnamorphicDownconversion               = /* 'HWam' */ 0x4857616D,
      bmdVideoOutputHardwareCenterCutDownconversion                = /* 'HWcc' */ 0x48576363,
      bmdVideoOutputHardware720p1080pCrossconversion               = /* 'xcap' */ 0x78636170,
      bmdVideoOutputHardwareAnamorphic720pUpconversion             = /* 'ua7p' */ 0x75613770,
      bmdVideoOutputHardwareAnamorphic1080iUpconversion            = /* 'ua1i' */ 0x75613169,
      bmdVideoOutputHardwareAnamorphic149To720pUpconversion        = /* 'u47p' */ 0x75343770,
      bmdVideoOutputHardwareAnamorphic149To1080iUpconversion       = /* 'u41i' */ 0x75343169,
      bmdVideoOutputHardwarePillarbox720pUpconversion              = /* 'up7p' */ 0x75703770,
      bmdVideoOutputHardwarePillarbox1080iUpconversion             = /* 'up1i' */ 0x75703169
  };
  
  /* Enum BMDVideoInputConversionMode - Video input conversion mode */
  
  typedef uint32_t BMDVideoInputConversionMode;
  enum _BMDVideoInputConversionMode {
      bmdNoVideoInputConversion                                    = /* 'none' */ 0x6E6F6E65,
      bmdVideoInputLetterboxDownconversionFromHD1080               = /* '10lb' */ 0x31306C62,
      bmdVideoInputAnamorphicDownconversionFromHD1080              = /* '10am' */ 0x3130616D,
      bmdVideoInputLetterboxDownconversionFromHD720                = /* '72lb' */ 0x37326C62,
      bmdVideoInputAnamorphicDownconversionFromHD720               = /* '72am' */ 0x3732616D,
      bmdVideoInputLetterboxUpconversion                           = /* 'lbup' */ 0x6C627570,
      bmdVideoInputAnamorphicUpconversion                          = /* 'amup' */ 0x616D7570
  };
  
  /* Enum BMDVideo3DPackingFormat - Video 3D packing format */
  
  typedef uint32_t BMDVideo3DPackingFormat;
  enum _BMDVideo3DPackingFormat {
      bmdVideo3DPackingSidebySideHalf                              = /* 'sbsh' */ 0x73627368,
      bmdVideo3DPackingLinebyLine                                  = /* 'lbyl' */ 0x6C62796C,
      bmdVideo3DPackingTopAndBottom                                = /* 'tabo' */ 0x7461626F,
      bmdVideo3DPackingFramePacking                                = /* 'frpk' */ 0x6672706B,
      bmdVideo3DPackingLeftOnly                                    = /* 'left' */ 0x6C656674,
      bmdVideo3DPackingRightOnly                                   = /* 'righ' */ 0x72696768
  };
  
  /* Enum BMDIdleVideoOutputOperation - Video output operation when not playing video */
  
  typedef uint32_t BMDIdleVideoOutputOperation;
  enum _BMDIdleVideoOutputOperation {
      bmdIdleVideoOutputBlack                                      = /* 'blac' */ 0x626C6163,
      bmdIdleVideoOutputLastFrame                                  = /* 'lafa' */ 0x6C616661
  };
  
  /* Enum BMDVideoEncoderFrameCodingMode - Video frame coding mode */
  
  typedef uint32_t BMDVideoEncoderFrameCodingMode;
  enum _BMDVideoEncoderFrameCodingMode {
      bmdVideoEncoderFrameCodingModeInter                          = /* 'inte' */ 0x696E7465,
      bmdVideoEncoderFrameCodingModeIntra                          = /* 'intr' */ 0x696E7472
  };
  
  /* Enum BMDDNxHRLevel - DNxHR Levels */
  
  typedef uint32_t BMDDNxHRLevel;
  enum _BMDDNxHRLevel {
      bmdDNxHRLevelSQ                                              = /* 'dnsq' */ 0x646E7371,
      bmdDNxHRLevelLB                                              = /* 'dnlb' */ 0x646E6C62,
      bmdDNxHRLevelHQ                                              = /* 'dnhq' */ 0x646E6871,
      bmdDNxHRLevelHQX                                             = /* 'dhqx' */ 0x64687178,
      bmdDNxHRLevel444                                             = /* 'd444' */ 0x64343434
  };
  
  /* Enum BMDLinkConfiguration - Video link configuration */
  
  typedef uint32_t BMDLinkConfiguration;
  enum _BMDLinkConfiguration {
      bmdLinkConfigurationSingleLink                               = /* 'lcsl' */ 0x6C63736C,
      bmdLinkConfigurationDualLink                                 = /* 'lcdl' */ 0x6C63646C,
      bmdLinkConfigurationQuadLink                                 = /* 'lcql' */ 0x6C63716C
  };
  
  /* Enum BMDDeviceInterface - Device interface type */
  
  typedef uint32_t BMDDeviceInterface;
  enum _BMDDeviceInterface {
      bmdDeviceInterfacePCI                                        = /* 'pci ' */ 0x70636920,
      bmdDeviceInterfaceUSB                                        = /* 'usb ' */ 0x75736220,
      bmdDeviceInterfaceThunderbolt                                = /* 'thun' */ 0x7468756E
  };
  
  /* Enum BMDColorspace - Colorspace */
  
  typedef uint32_t BMDColorspace;
  enum _BMDColorspace {
      bmdColorspaceRec601                                          = /* 'r601' */ 0x72363031,
      bmdColorspaceRec709                                          = /* 'r709' */ 0x72373039,
      bmdColorspaceRec2020                                         = /* '2020' */ 0x32303230
  };
  
  /* Enum BMDDynamicRange - SDR or HDR */
  
  typedef uint32_t BMDDynamicRange;
  enum _BMDDynamicRange {
      bmdDynamicRangeSDR                                           = 0,	// Standard Dynamic Range in accordance with SMPTE ST 2036-1
      bmdDynamicRangeHDRStaticPQ                                   = 1 << 29,	// High Dynamic Range PQ in accordance with SMPTE ST 2084
      bmdDynamicRangeHDRStaticHLG                                  = 1 << 30	// High Dynamic Range HLG in accordance with ITU-R BT.2100-0
  };
  
  /* Enum BMDDeckLinkHDMIInputEDIDID - DeckLink HDMI Input EDID ID */
  
  typedef uint32_t BMDDeckLinkHDMIInputEDIDID;
  enum _BMDDeckLinkHDMIInputEDIDID {
  
      /* Integers */
  
      bmdDeckLinkHDMIInputEDIDDynamicRange                         = /* 'HIDy' */ 0x48494479	// Parameter is of type BMDDynamicRange. Default is (bmdDynamicRangeSDR|bmdDynamicRangeHDRStaticPQ)
  };
  
  /* Enum BMDDeckLinkFrameMetadataID - DeckLink Frame Metadata ID */
  
  typedef uint32_t BMDDeckLinkFrameMetadataID;
  enum _BMDDeckLinkFrameMetadataID {
  
      /* Colorspace Metadata - Integers */
  
      bmdDeckLinkFrameMetadataColorspace                           = /* 'cspc' */ 0x63737063,	// Colorspace of video frame (see BMDColorspace)
  
      /* HDR Metadata - Integers */
  
      bmdDeckLinkFrameMetadataHDRElectroOpticalTransferFunc        = /* 'eotf' */ 0x656F7466,	// EOTF in range 0-7 as per CEA 861.3
  
      /* HDR Metadata - Floats */
  
      bmdDeckLinkFrameMetadataHDRDisplayPrimariesRedX              = /* 'hdrx' */ 0x68647278,	// Red display primaries in range 0.0 - 1.0
      bmdDeckLinkFrameMetadataHDRDisplayPrimariesRedY              = /* 'hdry' */ 0x68647279,	// Red display primaries in range 0.0 - 1.0
      bmdDeckLinkFrameMetadataHDRDisplayPrimariesGreenX            = /* 'hdgx' */ 0x68646778,	// Green display primaries in range 0.0 - 1.0
      bmdDeckLinkFrameMetadataHDRDisplayPrimariesGreenY            = /* 'hdgy' */ 0x68646779,	// Green display primaries in range 0.0 - 1.0
      bmdDeckLinkFrameMetadataHDRDisplayPrimariesBlueX             = /* 'hdbx' */ 0x68646278,	// Blue display primaries in range 0.0 - 1.0
      bmdDeckLinkFrameMetadataHDRDisplayPrimariesBlueY             = /* 'hdby' */ 0x68646279,	// Blue display primaries in range 0.0 - 1.0
      bmdDeckLinkFrameMetadataHDRWhitePointX                       = /* 'hdwx' */ 0x68647778,	// White point in range 0.0 - 1.0
      bmdDeckLinkFrameMetadataHDRWhitePointY                       = /* 'hdwy' */ 0x68647779,	// White point in range 0.0 - 1.0
      bmdDeckLinkFrameMetadataHDRMaxDisplayMasteringLuminance      = /* 'hdml' */ 0x68646D6C,	// Max display mastering luminance in range 1 cd/m2 - 65535 cd/m2
      bmdDeckLinkFrameMetadataHDRMinDisplayMasteringLuminance      = /* 'hmil' */ 0x686D696C,	// Min display mastering luminance in range 0.0001 cd/m2 - 6.5535 cd/m2
      bmdDeckLinkFrameMetadataHDRMaximumContentLightLevel          = /* 'mcll' */ 0x6D636C6C,	// Maximum Content Light Level in range 1 cd/m2 - 65535 cd/m2
      bmdDeckLinkFrameMetadataHDRMaximumFrameAverageLightLevel     = /* 'fall' */ 0x66616C6C	// Maximum Frame Average Light Level in range 1 cd/m2 - 65535 cd/m2
  };
  
  /* Enum BMDProfileID - Identifies a profile */
  
  typedef uint32_t BMDProfileID;
  enum _BMDProfileID {
      bmdProfileOneSubDeviceFullDuplex                             = /* '1dfd' */ 0x31646664,
      bmdProfileOneSubDeviceHalfDuplex                             = /* '1dhd' */ 0x31646864,
      bmdProfileTwoSubDevicesFullDuplex                            = /* '2dfd' */ 0x32646664,
      bmdProfileTwoSubDevicesHalfDuplex                            = /* '2dhd' */ 0x32646864,
      bmdProfileFourSubDevicesHalfDuplex                           = /* '4dhd' */ 0x34646864
  };
  
  /* Enum BMDHDMITimecodePacking - Packing form of timecode on HDMI */
  
  typedef uint32_t BMDHDMITimecodePacking;
  enum _BMDHDMITimecodePacking {
      bmdHDMITimecodePackingIEEEOUI000085                          = 0x00008500,
      bmdHDMITimecodePackingIEEEOUI080046                          = 0x08004601,
      bmdHDMITimecodePackingIEEEOUI5CF9F0                          = 0x5CF9F003
  };
  
  /* Enum BMDInternalKeyingAncillaryDataSource - Source for VANC and timecode data when performing internal keying */
  
  typedef uint32_t BMDInternalKeyingAncillaryDataSource;
  enum _BMDInternalKeyingAncillaryDataSource {
      bmdInternalKeyingUsesAncillaryDataFromInputSignal            = /* 'ikai' */ 0x696B6169,
      bmdInternalKeyingUsesAncillaryDataFromKeyFrame               = /* 'ikak' */ 0x696B616B
  };
  
  /* Enum BMDDeckLinkAttributeID - DeckLink Attribute ID */
  
  typedef uint32_t BMDDeckLinkAttributeID;
  enum _BMDDeckLinkAttributeID {
  
      /* Flags */
  
      BMDDeckLinkSupportsInternalKeying                            = /* 'keyi' */ 0x6B657969,
      BMDDeckLinkSupportsExternalKeying                            = /* 'keye' */ 0x6B657965,
      BMDDeckLinkSupportsInputFormatDetection                      = /* 'infd' */ 0x696E6664,
      BMDDeckLinkHasReferenceInput                                 = /* 'hrin' */ 0x6872696E,
      BMDDeckLinkHasSerialPort                                     = /* 'hspt' */ 0x68737074,
      BMDDeckLinkHasAnalogVideoOutputGain                          = /* 'avog' */ 0x61766F67,
      BMDDeckLinkCanOnlyAdjustOverallVideoOutputGain               = /* 'ovog' */ 0x6F766F67,
      BMDDeckLinkHasVideoInputAntiAliasingFilter                   = /* 'aafl' */ 0x6161666C,
      BMDDeckLinkHasBypass                                         = /* 'byps' */ 0x62797073,
      BMDDeckLinkSupportsClockTimingAdjustment                     = /* 'ctad' */ 0x63746164,
      BMDDeckLinkSupportsFullFrameReferenceInputTimingOffset       = /* 'frin' */ 0x6672696E,
      BMDDeckLinkSupportsSMPTELevelAOutput                         = /* 'lvla' */ 0x6C766C61,
      BMDDeckLinkSupportsAutoSwitchingPPsFOnInput                  = /* 'apsf' */ 0x61707366,
      BMDDeckLinkSupportsDualLinkSDI                               = /* 'sdls' */ 0x73646C73,
      BMDDeckLinkSupportsQuadLinkSDI                               = /* 'sqls' */ 0x73716C73,
      BMDDeckLinkSupportsIdleOutput                                = /* 'idou' */ 0x69646F75,
      BMDDeckLinkVANCRequires10BitYUVVideoFrames                   = /* 'vioY' */ 0x76696F59,	// Legacy product requires v210 active picture for IDeckLinkVideoFrameAncillaryPackets or 10-bit VANC
      BMDDeckLinkHasLTCTimecodeInput                               = /* 'hltc' */ 0x686C7463,
      BMDDeckLinkSupportsHDRMetadata                               = /* 'hdrm' */ 0x6864726D,
      BMDDeckLinkSupportsColorspaceMetadata                        = /* 'cmet' */ 0x636D6574,
      BMDDeckLinkSupportsHDMITimecode                              = /* 'htim' */ 0x6874696D,
      BMDDeckLinkSupportsHighFrameRateTimecode                     = /* 'HFRT' */ 0x48465254,
      BMDDeckLinkSupportsSynchronizeToCaptureGroup                 = /* 'stcg' */ 0x73746367,
      BMDDeckLinkSupportsSynchronizeToPlaybackGroup                = /* 'stpg' */ 0x73747067,
  
      /* Integers */
  
      BMDDeckLinkMaximumAudioChannels                              = /* 'mach' */ 0x6D616368,
      BMDDeckLinkMaximumAnalogAudioInputChannels                   = /* 'iach' */ 0x69616368,
      BMDDeckLinkMaximumAnalogAudioOutputChannels                  = /* 'aach' */ 0x61616368,
      BMDDeckLinkNumberOfSubDevices                                = /* 'nsbd' */ 0x6E736264,
      BMDDeckLinkSubDeviceIndex                                    = /* 'subi' */ 0x73756269,
      BMDDeckLinkPersistentID                                      = /* 'peid' */ 0x70656964,
      BMDDeckLinkDeviceGroupID                                     = /* 'dgid' */ 0x64676964,
      BMDDeckLinkTopologicalID                                     = /* 'toid' */ 0x746F6964,
      BMDDeckLinkVideoOutputConnections                            = /* 'vocn' */ 0x766F636E,	// Returns a BMDVideoConnection bit field
      BMDDeckLinkVideoInputConnections                             = /* 'vicn' */ 0x7669636E,	// Returns a BMDVideoConnection bit field
      BMDDeckLinkAudioOutputConnections                            = /* 'aocn' */ 0x616F636E,	// Returns a BMDAudioConnection bit field
      BMDDeckLinkAudioInputConnections                             = /* 'aicn' */ 0x6169636E,	// Returns a BMDAudioConnection bit field
      BMDDeckLinkVideoIOSupport                                    = /* 'vios' */ 0x76696F73,	// Returns a BMDVideoIOSupport bit field
      BMDDeckLinkDeckControlConnections                            = /* 'dccn' */ 0x6463636E,	// Returns a BMDDeckControlConnection bit field
      BMDDeckLinkDeviceInterface                                   = /* 'dbus' */ 0x64627573,	// Returns a BMDDeviceInterface
      BMDDeckLinkAudioInputRCAChannelCount                         = /* 'airc' */ 0x61697263,
      BMDDeckLinkAudioInputXLRChannelCount                         = /* 'aixc' */ 0x61697863,
      BMDDeckLinkAudioOutputRCAChannelCount                        = /* 'aorc' */ 0x616F7263,
      BMDDeckLinkAudioOutputXLRChannelCount                        = /* 'aoxc' */ 0x616F7863,
      BMDDeckLinkProfileID                                         = /* 'prid' */ 0x70726964,	// Returns a BMDProfileID
      BMDDeckLinkDuplex                                            = /* 'dupx' */ 0x64757078,
      BMDDeckLinkMinimumPrerollFrames                              = /* 'mprf' */ 0x6D707266,
      BMDDeckLinkSupportedDynamicRange                             = /* 'sudr' */ 0x73756472,
  
      /* Floats */
  
      BMDDeckLinkVideoInputGainMinimum                             = /* 'vigm' */ 0x7669676D,
      BMDDeckLinkVideoInputGainMaximum                             = /* 'vigx' */ 0x76696778,
      BMDDeckLinkVideoOutputGainMinimum                            = /* 'vogm' */ 0x766F676D,
      BMDDeckLinkVideoOutputGainMaximum                            = /* 'vogx' */ 0x766F6778,
      BMDDeckLinkMicrophoneInputGainMinimum                        = /* 'migm' */ 0x6D69676D,
      BMDDeckLinkMicrophoneInputGainMaximum                        = /* 'migx' */ 0x6D696778,
  
      /* Strings */
  
      BMDDeckLinkSerialPortDeviceName                              = /* 'slpn' */ 0x736C706E,
      BMDDeckLinkVendorName                                        = /* 'vndr' */ 0x766E6472,
      BMDDeckLinkDisplayName                                       = /* 'dspn' */ 0x6473706E,
      BMDDeckLinkModelName                                         = /* 'mdln' */ 0x6D646C6E,
      BMDDeckLinkDeviceHandle                                      = /* 'devh' */ 0x64657668
  };
  
  /* Enum BMDDeckLinkAPIInformationID - DeckLinkAPI information ID */
  
  typedef uint32_t BMDDeckLinkAPIInformationID;
  enum _BMDDeckLinkAPIInformationID {
  
      /* Integer or String */
  
      BMDDeckLinkAPIVersion                                        = /* 'vers' */ 0x76657273
  };
  
  /* Enum BMDDeckLinkStatusID - DeckLink Status ID */
  
  typedef uint32_t BMDDeckLinkStatusID;
  enum _BMDDeckLinkStatusID {
  
      /* Integers */
  
      bmdDeckLinkStatusDetectedVideoInputMode                      = /* 'dvim' */ 0x6476696D,
      bmdDeckLinkStatusDetectedVideoInputFormatFlags               = /* 'dvff' */ 0x64766666,
      bmdDeckLinkStatusDetectedVideoInputFieldDominance            = /* 'dvfd' */ 0x64766664,
      bmdDeckLinkStatusDetectedVideoInputColorspace                = /* 'dscl' */ 0x6473636C,
      bmdDeckLinkStatusDetectedVideoInputDynamicRange              = /* 'dsdr' */ 0x64736472,
      bmdDeckLinkStatusDetectedSDILinkConfiguration                = /* 'dslc' */ 0x64736C63,
      bmdDeckLinkStatusCurrentVideoInputMode                       = /* 'cvim' */ 0x6376696D,
      bmdDeckLinkStatusCurrentVideoInputPixelFormat                = /* 'cvip' */ 0x63766970,
      bmdDeckLinkStatusCurrentVideoInputFlags                      = /* 'cvif' */ 0x63766966,
      bmdDeckLinkStatusCurrentVideoOutputMode                      = /* 'cvom' */ 0x63766F6D,
      bmdDeckLinkStatusCurrentVideoOutputFlags                     = /* 'cvof' */ 0x63766F66,
      bmdDeckLinkStatusPCIExpressLinkWidth                         = /* 'pwid' */ 0x70776964,
      bmdDeckLinkStatusPCIExpressLinkSpeed                         = /* 'plnk' */ 0x706C6E6B,
      bmdDeckLinkStatusLastVideoOutputPixelFormat                  = /* 'opix' */ 0x6F706978,
      bmdDeckLinkStatusReferenceSignalMode                         = /* 'refm' */ 0x7265666D,
      bmdDeckLinkStatusReferenceSignalFlags                        = /* 'reff' */ 0x72656666,
      bmdDeckLinkStatusBusy                                        = /* 'busy' */ 0x62757379,
      bmdDeckLinkStatusInterchangeablePanelType                    = /* 'icpt' */ 0x69637074,
      bmdDeckLinkStatusDeviceTemperature                           = /* 'dtmp' */ 0x64746D70,
  
      /* Flags */
  
      bmdDeckLinkStatusVideoInputSignalLocked                      = /* 'visl' */ 0x7669736C,
      bmdDeckLinkStatusReferenceSignalLocked                       = /* 'refl' */ 0x7265666C,
  
      /* Bytes */
  
      bmdDeckLinkStatusReceivedEDID                                = /* 'edid' */ 0x65646964
  };
  
  /* Enum BMDDeckLinkVideoStatusFlags -  */
  
  typedef uint32_t BMDDeckLinkVideoStatusFlags;
  enum _BMDDeckLinkVideoStatusFlags {
      bmdDeckLinkVideoStatusPsF                                    = 1 << 0,
      bmdDeckLinkVideoStatusDualStream3D                           = 1 << 1
  };
  
  /* Enum BMDDuplexMode - Duplex of the device */
  
  typedef uint32_t BMDDuplexMode;
  enum _BMDDuplexMode {
      bmdDuplexFull                                                = /* 'dxfu' */ 0x64786675,
      bmdDuplexHalf                                                = /* 'dxha' */ 0x64786861,
      bmdDuplexSimplex                                             = /* 'dxsp' */ 0x64787370,
      bmdDuplexInactive                                            = /* 'dxin' */ 0x6478696E
  };
  
  /* Enum BMDPanelType - The type of interchangeable panel */
  
  typedef uint32_t BMDPanelType;
  enum _BMDPanelType {
      bmdPanelNotDetected                                          = /* 'npnl' */ 0x6E706E6C,
      bmdPanelTeranexMiniSmartPanel                                = /* 'tmsm' */ 0x746D736D
  };
  
  /* Enum BMDDeviceBusyState - Current device busy state */
  
  typedef uint32_t BMDDeviceBusyState;
  enum _BMDDeviceBusyState {
      bmdDeviceCaptureBusy                                         = 1 << 0,
      bmdDevicePlaybackBusy                                        = 1 << 1,
      bmdDeviceSerialPortBusy                                      = 1 << 2
  };
  
  /* Enum BMDVideoIOSupport - Device video input/output support */
  
  typedef uint32_t BMDVideoIOSupport;
  enum _BMDVideoIOSupport {
      bmdDeviceSupportsCapture                                     = 1 << 0,
      bmdDeviceSupportsPlayback                                    = 1 << 1
  };
  
  /* Enum BMD3DPreviewFormat - Linked Frame preview format */
  
  typedef uint32_t BMD3DPreviewFormat;
  enum _BMD3DPreviewFormat {
      bmd3DPreviewFormatDefault                                    = /* 'defa' */ 0x64656661,
      bmd3DPreviewFormatLeftOnly                                   = /* 'left' */ 0x6C656674,
      bmd3DPreviewFormatRightOnly                                  = /* 'righ' */ 0x72696768,
      bmd3DPreviewFormatSideBySide                                 = /* 'side' */ 0x73696465,
      bmd3DPreviewFormatTopBottom                                  = /* 'topb' */ 0x746F7062
  };
  
  /* Enum BMDNotifications - Events that can be subscribed through IDeckLinkNotification */
  
  typedef uint32_t BMDNotifications;
  enum _BMDNotifications {
      bmdPreferencesChanged                                        = /* 'pref' */ 0x70726566,
      bmdStatusChanged                                             = /* 'stat' */ 0x73746174
  };
  
  #if defined(__cplusplus)
  
  // Forward Declarations
  
  class IDeckLinkVideoOutputCallback;
  class IDeckLinkInputCallback;
  class IDeckLinkEncoderInputCallback;
  class IDeckLinkMemoryAllocator;
  class IDeckLinkAudioOutputCallback;
  class IDeckLinkIterator;
  class IDeckLinkAPIInformation;
  class IDeckLinkOutput;
  class IDeckLinkInput;
  class IDeckLinkHDMIInputEDID;
  class IDeckLinkEncoderInput;
  class IDeckLinkVideoFrame;
  class IDeckLinkMutableVideoFrame;
  class IDeckLinkVideoFrame3DExtensions;
  class IDeckLinkVideoFrameMetadataExtensions;
  class IDeckLinkVideoInputFrame;
  class IDeckLinkAncillaryPacket;
  class IDeckLinkAncillaryPacketIterator;
  class IDeckLinkVideoFrameAncillaryPackets;
  class IDeckLinkVideoFrameAncillary;
  class IDeckLinkEncoderPacket;
  class IDeckLinkEncoderVideoPacket;
  class IDeckLinkEncoderAudioPacket;
  class IDeckLinkH265NALPacket;
  class IDeckLinkAudioInputPacket;
  class IDeckLinkScreenPreviewCallback;
  class IDeckLinkGLScreenPreviewHelper;
  class IDeckLinkNotificationCallback;
  class IDeckLinkNotification;
  class IDeckLinkProfileAttributes;
  class IDeckLinkProfileIterator;
  class IDeckLinkProfile;
  class IDeckLinkProfileCallback;
  class IDeckLinkProfileManager;
  class IDeckLinkStatus;
  class IDeckLinkKeyer;
  class IDeckLinkVideoConversion;
  class IDeckLinkDeviceNotificationCallback;
  class IDeckLinkDiscovery;
  
  /* Interface IDeckLinkVideoOutputCallback - Frame completion callback. */
  
  class BMD_PUBLIC IDeckLinkVideoOutputCallback : public IUnknown
  {
  public:
      virtual HRESULT ScheduledFrameCompleted (/* in */ IDeckLinkVideoFrame* completedFrame, /* in */ BMDOutputFrameCompletionResult result) = 0;
      virtual HRESULT ScheduledPlaybackHasStopped (void) = 0;
  
  protected:
      virtual ~IDeckLinkVideoOutputCallback () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkInputCallback - Frame arrival callback. */
  
  class BMD_PUBLIC IDeckLinkInputCallback : public IUnknown
  {
  public:
      virtual HRESULT VideoInputFormatChanged (/* in */ BMDVideoInputFormatChangedEvents notificationEvents, /* in */ IDeckLinkDisplayMode* newDisplayMode, /* in */ BMDDetectedVideoInputFormatFlags detectedSignalFlags) = 0;
      virtual HRESULT VideoInputFrameArrived (/* in */ IDeckLinkVideoInputFrame* videoFrame, /* in */ IDeckLinkAudioInputPacket* audioPacket) = 0;
  
  protected:
      virtual ~IDeckLinkInputCallback () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkEncoderInputCallback - Frame arrival callback. */
  
  class BMD_PUBLIC IDeckLinkEncoderInputCallback : public IUnknown
  {
  public:
      virtual HRESULT VideoInputSignalChanged (/* in */ BMDVideoInputFormatChangedEvents notificationEvents, /* in */ IDeckLinkDisplayMode* newDisplayMode, /* in */ BMDDetectedVideoInputFormatFlags detectedSignalFlags) = 0;
      virtual HRESULT VideoPacketArrived (/* in */ IDeckLinkEncoderVideoPacket* videoPacket) = 0;
      virtual HRESULT AudioPacketArrived (/* in */ IDeckLinkEncoderAudioPacket* audioPacket) = 0;
  
  protected:
      virtual ~IDeckLinkEncoderInputCallback () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkMemoryAllocator - Memory allocator for video frames. */
  
  class BMD_PUBLIC IDeckLinkMemoryAllocator : public IUnknown
  {
  public:
      virtual HRESULT AllocateBuffer (/* in */ uint32_t bufferSize, /* out */ void** allocatedBuffer) = 0;
      virtual HRESULT ReleaseBuffer (/* in */ void* buffer) = 0;
      virtual HRESULT Commit (void) = 0;
      virtual HRESULT Decommit (void) = 0;
  };
  
  /* Interface IDeckLinkAudioOutputCallback - Optional callback to allow audio samples to be pulled as required. */
  
  class BMD_PUBLIC IDeckLinkAudioOutputCallback : public IUnknown
  {
  public:
      virtual HRESULT RenderAudioSamples (/* in */ bool preroll) = 0;
  };
  
  /* Interface IDeckLinkIterator - Enumerates installed DeckLink hardware */
  
  class BMD_PUBLIC IDeckLinkIterator : public IUnknown
  {
  public:
      virtual HRESULT Next (/* out */ IDeckLink** deckLinkInstance) = 0;
  };
  
  /* Interface IDeckLinkAPIInformation - DeckLinkAPI attribute interface */
  
  class BMD_PUBLIC IDeckLinkAPIInformation : public IUnknown
  {
  public:
      virtual HRESULT GetFlag (/* in */ BMDDeckLinkAPIInformationID cfgID, /* out */ bool* value) = 0;
      virtual HRESULT GetInt (/* in */ BMDDeckLinkAPIInformationID cfgID, /* out */ int64_t* value) = 0;
      virtual HRESULT GetFloat (/* in */ BMDDeckLinkAPIInformationID cfgID, /* out */ double* value) = 0;
      virtual HRESULT GetString (/* in */ BMDDeckLinkAPIInformationID cfgID, /* out */ const char** value) = 0;
  
  protected:
      virtual ~IDeckLinkAPIInformation () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkOutput - Created by QueryInterface from IDeckLink. */
  
  class BMD_PUBLIC IDeckLinkOutput : public IUnknown
  {
  public:
      virtual HRESULT DoesSupportVideoMode (/* in */ BMDVideoConnection connection /* If a value of bmdVideoConnectionUnspecified is specified, the caller does not care about the connection */, /* in */ BMDDisplayMode requestedMode, /* in */ BMDPixelFormat requestedPixelFormat, /* in */ BMDVideoOutputConversionMode conversionMode, /* in */ BMDSupportedVideoModeFlags flags, /* out */ BMDDisplayMode* actualMode, /* out */ bool* supported) = 0;
      virtual HRESULT GetDisplayMode (/* in */ BMDDisplayMode displayMode, /* out */ IDeckLinkDisplayMode** resultDisplayMode) = 0;
      virtual HRESULT GetDisplayModeIterator (/* out */ IDeckLinkDisplayModeIterator** iterator) = 0;
      virtual HRESULT SetScreenPreviewCallback (/* in */ IDeckLinkScreenPreviewCallback* previewCallback) = 0;
  
      /* Video Output */
  
      virtual HRESULT EnableVideoOutput (/* in */ BMDDisplayMode displayMode, /* in */ BMDVideoOutputFlags flags) = 0;
      virtual HRESULT DisableVideoOutput (void) = 0;
      virtual HRESULT SetVideoOutputFrameMemoryAllocator (/* in */ IDeckLinkMemoryAllocator* theAllocator) = 0;
      virtual HRESULT CreateVideoFrame (/* in */ int32_t width, /* in */ int32_t height, /* in */ int32_t rowBytes, /* in */ BMDPixelFormat pixelFormat, /* in */ BMDFrameFlags flags, /* out */ IDeckLinkMutableVideoFrame** outFrame) = 0;
      virtual HRESULT CreateAncillaryData (/* in */ BMDPixelFormat pixelFormat, /* out */ IDeckLinkVideoFrameAncillary** outBuffer) = 0;	// Use of IDeckLinkVideoFrameAncillaryPackets is preferred
      virtual HRESULT DisplayVideoFrameSync (/* in */ IDeckLinkVideoFrame* theFrame) = 0;
      virtual HRESULT ScheduleVideoFrame (/* in */ IDeckLinkVideoFrame* theFrame, /* in */ BMDTimeValue displayTime, /* in */ BMDTimeValue displayDuration, /* in */ BMDTimeScale timeScale) = 0;
      virtual HRESULT SetScheduledFrameCompletionCallback (/* in */ IDeckLinkVideoOutputCallback* theCallback) = 0;
      virtual HRESULT GetBufferedVideoFrameCount (/* out */ uint32_t* bufferedFrameCount) = 0;
  
      /* Audio Output */
  
      virtual HRESULT EnableAudioOutput (/* in */ BMDAudioSampleRate sampleRate, /* in */ BMDAudioSampleType sampleType, /* in */ uint32_t channelCount, /* in */ BMDAudioOutputStreamType streamType) = 0;
      virtual HRESULT DisableAudioOutput (void) = 0;
      virtual HRESULT WriteAudioSamplesSync (/* in */ void* buffer, /* in */ uint32_t sampleFrameCount, /* out */ uint32_t* sampleFramesWritten) = 0;
      virtual HRESULT BeginAudioPreroll (void) = 0;
      virtual HRESULT EndAudioPreroll (void) = 0;
      virtual HRESULT ScheduleAudioSamples (/* in */ void* buffer, /* in */ uint32_t sampleFrameCount, /* in */ BMDTimeValue streamTime, /* in */ BMDTimeScale timeScale, /* out */ uint32_t* sampleFramesWritten) = 0;
      virtual HRESULT GetBufferedAudioSampleFrameCount (/* out */ uint32_t* bufferedSampleFrameCount) = 0;
      virtual HRESULT FlushBufferedAudioSamples (void) = 0;
      virtual HRESULT SetAudioCallback (/* in */ IDeckLinkAudioOutputCallback* theCallback) = 0;
  
      /* Output Control */
  
      virtual HRESULT StartScheduledPlayback (/* in */ BMDTimeValue playbackStartTime, /* in */ BMDTimeScale timeScale, /* in */ double playbackSpeed) = 0;
      virtual HRESULT StopScheduledPlayback (/* in */ BMDTimeValue stopPlaybackAtTime, /* out */ BMDTimeValue* actualStopTime, /* in */ BMDTimeScale timeScale) = 0;
      virtual HRESULT IsScheduledPlaybackRunning (/* out */ bool* active) = 0;
      virtual HRESULT GetScheduledStreamTime (/* in */ BMDTimeScale desiredTimeScale, /* out */ BMDTimeValue* streamTime, /* out */ double* playbackSpeed) = 0;
      virtual HRESULT GetReferenceStatus (/* out */ BMDReferenceStatus* referenceStatus) = 0;
  
      /* Hardware Timing */
  
      virtual HRESULT GetHardwareReferenceClock (/* in */ BMDTimeScale desiredTimeScale, /* out */ BMDTimeValue* hardwareTime, /* out */ BMDTimeValue* timeInFrame, /* out */ BMDTimeValue* ticksPerFrame) = 0;
      virtual HRESULT GetFrameCompletionReferenceTimestamp (/* in */ IDeckLinkVideoFrame* theFrame, /* in */ BMDTimeScale desiredTimeScale, /* out */ BMDTimeValue* frameCompletionTimestamp) = 0;
  
  protected:
      virtual ~IDeckLinkOutput () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkInput - Created by QueryInterface from IDeckLink. */
  
  class BMD_PUBLIC IDeckLinkInput : public IUnknown
  {
  public:
      virtual HRESULT DoesSupportVideoMode (/* in */ BMDVideoConnection connection /* If a value of bmdVideoConnectionUnspecified is specified, the caller does not care about the connection */, /* in */ BMDDisplayMode requestedMode, /* in */ BMDPixelFormat requestedPixelFormat, /* in */ BMDVideoInputConversionMode conversionMode, /* in */ BMDSupportedVideoModeFlags flags, /* out */ BMDDisplayMode* actualMode, /* out */ bool* supported) = 0;
      virtual HRESULT GetDisplayMode (/* in */ BMDDisplayMode displayMode, /* out */ IDeckLinkDisplayMode** resultDisplayMode) = 0;
      virtual HRESULT GetDisplayModeIterator (/* out */ IDeckLinkDisplayModeIterator** iterator) = 0;
      virtual HRESULT SetScreenPreviewCallback (/* in */ IDeckLinkScreenPreviewCallback* previewCallback) = 0;
  
      /* Video Input */
  
      virtual HRESULT EnableVideoInput (/* in */ BMDDisplayMode displayMode, /* in */ BMDPixelFormat pixelFormat, /* in */ BMDVideoInputFlags flags) = 0;
      virtual HRESULT DisableVideoInput (void) = 0;
      virtual HRESULT GetAvailableVideoFrameCount (/* out */ uint32_t* availableFrameCount) = 0;
      virtual HRESULT SetVideoInputFrameMemoryAllocator (/* in */ IDeckLinkMemoryAllocator* theAllocator) = 0;
  
      /* Audio Input */
  
      virtual HRESULT EnableAudioInput (/* in */ BMDAudioSampleRate sampleRate, /* in */ BMDAudioSampleType sampleType, /* in */ uint32_t channelCount) = 0;
      virtual HRESULT DisableAudioInput (void) = 0;
      virtual HRESULT GetAvailableAudioSampleFrameCount (/* out */ uint32_t* availableSampleFrameCount) = 0;
  
      /* Input Control */
  
      virtual HRESULT StartStreams (void) = 0;
      virtual HRESULT StopStreams (void) = 0;
      virtual HRESULT PauseStreams (void) = 0;
      virtual HRESULT FlushStreams (void) = 0;
      virtual HRESULT SetCallback (/* in */ IDeckLinkInputCallback* theCallback) = 0;
  
      /* Hardware Timing */
  
      virtual HRESULT GetHardwareReferenceClock (/* in */ BMDTimeScale desiredTimeScale, /* out */ BMDTimeValue* hardwareTime, /* out */ BMDTimeValue* timeInFrame, /* out */ BMDTimeValue* ticksPerFrame) = 0;
  
  protected:
      virtual ~IDeckLinkInput () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkHDMIInputEDID - Created by QueryInterface from IDeckLink. Releasing all references will restore EDID to default */
  
  class BMD_PUBLIC IDeckLinkHDMIInputEDID : public IUnknown
  {
  public:
      virtual HRESULT SetInt (/* in */ BMDDeckLinkHDMIInputEDIDID cfgID, /* in */ int64_t value) = 0;
      virtual HRESULT GetInt (/* in */ BMDDeckLinkHDMIInputEDIDID cfgID, /* out */ int64_t* value) = 0;
      virtual HRESULT WriteToEDID (void) = 0;
  
  protected:
      virtual ~IDeckLinkHDMIInputEDID () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkEncoderInput - Created by QueryInterface from IDeckLink. */
  
  class BMD_PUBLIC IDeckLinkEncoderInput : public IUnknown
  {
  public:
      virtual HRESULT DoesSupportVideoMode (/* in */ BMDVideoConnection connection /* If a value of bmdVideoConnectionUnspecified is specified, the caller does not care about the connection */, /* in */ BMDDisplayMode requestedMode, /* in */ BMDPixelFormat requestedCodec, /* in */ uint32_t requestedCodecProfile, /* in */ BMDSupportedVideoModeFlags flags, /* out */ bool* supported) = 0;
      virtual HRESULT GetDisplayMode (/* in */ BMDDisplayMode displayMode, /* out */ IDeckLinkDisplayMode** resultDisplayMode) = 0;
      virtual HRESULT GetDisplayModeIterator (/* out */ IDeckLinkDisplayModeIterator** iterator) = 0;
  
      /* Video Input */
  
      virtual HRESULT EnableVideoInput (/* in */ BMDDisplayMode displayMode, /* in */ BMDPixelFormat pixelFormat, /* in */ BMDVideoInputFlags flags) = 0;
      virtual HRESULT DisableVideoInput (void) = 0;
      virtual HRESULT GetAvailablePacketsCount (/* out */ uint32_t* availablePacketsCount) = 0;
      virtual HRESULT SetMemoryAllocator (/* in */ IDeckLinkMemoryAllocator* theAllocator) = 0;
  
      /* Audio Input */
  
      virtual HRESULT EnableAudioInput (/* in */ BMDAudioFormat audioFormat, /* in */ BMDAudioSampleRate sampleRate, /* in */ BMDAudioSampleType sampleType, /* in */ uint32_t channelCount) = 0;
      virtual HRESULT DisableAudioInput (void) = 0;
      virtual HRESULT GetAvailableAudioSampleFrameCount (/* out */ uint32_t* availableSampleFrameCount) = 0;
  
      /* Input Control */
  
      virtual HRESULT StartStreams (void) = 0;
      virtual HRESULT StopStreams (void) = 0;
      virtual HRESULT PauseStreams (void) = 0;
      virtual HRESULT FlushStreams (void) = 0;
      virtual HRESULT SetCallback (/* in */ IDeckLinkEncoderInputCallback* theCallback) = 0;
  
      /* Hardware Timing */
  
      virtual HRESULT GetHardwareReferenceClock (/* in */ BMDTimeScale desiredTimeScale, /* out */ BMDTimeValue* hardwareTime, /* out */ BMDTimeValue* timeInFrame, /* out */ BMDTimeValue* ticksPerFrame) = 0;
  
  protected:
      virtual ~IDeckLinkEncoderInput () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkVideoFrame - Interface to encapsulate a video frame; can be caller-implemented. */
  
  class BMD_PUBLIC IDeckLinkVideoFrame : public IUnknown
  {
  public:
      virtual long GetWidth (void) = 0;
      virtual long GetHeight (void) = 0;
      virtual long GetRowBytes (void) = 0;
      virtual BMDPixelFormat GetPixelFormat (void) = 0;
      virtual BMDFrameFlags GetFlags (void) = 0;
      virtual HRESULT GetBytes (/* out */ void** buffer) = 0;
      virtual HRESULT GetTimecode (/* in */ BMDTimecodeFormat format, /* out */ IDeckLinkTimecode** timecode) = 0;
      virtual HRESULT GetAncillaryData (/* out */ IDeckLinkVideoFrameAncillary** ancillary) = 0;	// Use of IDeckLinkVideoFrameAncillaryPackets is preferred
  
  protected:
      virtual ~IDeckLinkVideoFrame () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkMutableVideoFrame - Created by IDeckLinkOutput::CreateVideoFrame. */
  
  class BMD_PUBLIC IDeckLinkMutableVideoFrame : public IDeckLinkVideoFrame
  {
  public:
      virtual HRESULT SetFlags (/* in */ BMDFrameFlags newFlags) = 0;
      virtual HRESULT SetTimecode (/* in */ BMDTimecodeFormat format, /* in */ IDeckLinkTimecode* timecode) = 0;
      virtual HRESULT SetTimecodeFromComponents (/* in */ BMDTimecodeFormat format, /* in */ uint8_t hours, /* in */ uint8_t minutes, /* in */ uint8_t seconds, /* in */ uint8_t frames, /* in */ BMDTimecodeFlags flags) = 0;
      virtual HRESULT SetAncillaryData (/* in */ IDeckLinkVideoFrameAncillary* ancillary) = 0;
      virtual HRESULT SetTimecodeUserBits (/* in */ BMDTimecodeFormat format, /* in */ BMDTimecodeUserBits userBits) = 0;
  
  protected:
      virtual ~IDeckLinkMutableVideoFrame () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkVideoFrame3DExtensions - Optional interface implemented on IDeckLinkVideoFrame to support 3D frames */
  
  class BMD_PUBLIC IDeckLinkVideoFrame3DExtensions : public IUnknown
  {
  public:
      virtual BMDVideo3DPackingFormat Get3DPackingFormat (void) = 0;
      virtual HRESULT GetFrameForRightEye (/* out */ IDeckLinkVideoFrame** rightEyeFrame) = 0;
  
  protected:
      virtual ~IDeckLinkVideoFrame3DExtensions () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkVideoFrameMetadataExtensions - Optional interface implemented on IDeckLinkVideoFrame to support frame metadata such as HDR information */
  
  class BMD_PUBLIC IDeckLinkVideoFrameMetadataExtensions : public IUnknown
  {
  public:
      virtual HRESULT GetInt (/* in */ BMDDeckLinkFrameMetadataID metadataID, /* out */ int64_t* value) = 0;
      virtual HRESULT GetFloat (/* in */ BMDDeckLinkFrameMetadataID metadataID, /* out */ double* value) = 0;
      virtual HRESULT GetFlag (/* in */ BMDDeckLinkFrameMetadataID metadataID, /* out */ bool* value) = 0;
      virtual HRESULT GetString (/* in */ BMDDeckLinkFrameMetadataID metadataID, /* out */ const char** value) = 0;
      virtual HRESULT GetBytes (/* in */ BMDDeckLinkFrameMetadataID metadataID, /* out */ void* buffer /* optional */, /* in, out */ uint32_t* bufferSize) = 0;
  
  protected:
      virtual ~IDeckLinkVideoFrameMetadataExtensions () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkVideoInputFrame - Provided by the IDeckLinkVideoInput frame arrival callback. */
  
  class BMD_PUBLIC IDeckLinkVideoInputFrame : public IDeckLinkVideoFrame
  {
  public:
      virtual HRESULT GetStreamTime (/* out */ BMDTimeValue* frameTime, /* out */ BMDTimeValue* frameDuration, /* in */ BMDTimeScale timeScale) = 0;
      virtual HRESULT GetHardwareReferenceTimestamp (/* in */ BMDTimeScale timeScale, /* out */ BMDTimeValue* frameTime, /* out */ BMDTimeValue* frameDuration) = 0;
  
  protected:
      virtual ~IDeckLinkVideoInputFrame () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkAncillaryPacket - On output, user needs to implement this interface */
  
  class BMD_PUBLIC IDeckLinkAncillaryPacket : public IUnknown
  {
  public:
      virtual HRESULT GetBytes (/* in */ BMDAncillaryPacketFormat format /* For output, only one format need be offered */, /* out */ const void** data /* Optional */, /* out */ uint32_t* size /* Optional */) = 0;
      virtual uint8_t GetDID (void) = 0;
      virtual uint8_t GetSDID (void) = 0;
      virtual uint32_t GetLineNumber (void) = 0;	// On output, zero is auto
      virtual uint8_t GetDataStreamIndex (void) = 0;	// Usually zero. Can only be 1 if non-SD and the first data stream is completely full
  
  protected:
      virtual ~IDeckLinkAncillaryPacket () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkAncillaryPacketIterator - Enumerates ancillary packets */
  
  class BMD_PUBLIC IDeckLinkAncillaryPacketIterator : public IUnknown
  {
  public:
      virtual HRESULT Next (/* out */ IDeckLinkAncillaryPacket** packet) = 0;
  
  protected:
      virtual ~IDeckLinkAncillaryPacketIterator () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkVideoFrameAncillaryPackets - Obtained through QueryInterface on an IDeckLinkVideoFrame object. */
  
  class BMD_PUBLIC IDeckLinkVideoFrameAncillaryPackets : public IUnknown
  {
  public:
      virtual HRESULT GetPacketIterator (/* out */ IDeckLinkAncillaryPacketIterator** iterator) = 0;
      virtual HRESULT GetFirstPacketByID (/* in */ uint8_t DID, /* in */ uint8_t SDID, /* out */ IDeckLinkAncillaryPacket** packet) = 0;
      virtual HRESULT AttachPacket (/* in */ IDeckLinkAncillaryPacket* packet) = 0;	// Implement IDeckLinkAncillaryPacket to output your own
      virtual HRESULT DetachPacket (/* in */ IDeckLinkAncillaryPacket* packet) = 0;
      virtual HRESULT DetachAllPackets (void) = 0;
  
  protected:
      virtual ~IDeckLinkVideoFrameAncillaryPackets () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkVideoFrameAncillary - Use of IDeckLinkVideoFrameAncillaryPackets is preferred. Obtained through QueryInterface on an IDeckLinkVideoFrame object. */
  
  class BMD_PUBLIC IDeckLinkVideoFrameAncillary : public IUnknown
  {
  public:
      virtual HRESULT GetBufferForVerticalBlankingLine (/* in */ uint32_t lineNumber, /* out */ void** buffer) = 0;	// Pixels/rowbytes is same as display mode, except for above HD where it's 1920 pixels for UHD modes and 2048 pixels for DCI modes
      virtual BMDPixelFormat GetPixelFormat (void) = 0;
      virtual BMDDisplayMode GetDisplayMode (void) = 0;
  
  protected:
      virtual ~IDeckLinkVideoFrameAncillary () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkEncoderPacket - Interface to encapsulate an encoded packet. */
  
  class BMD_PUBLIC IDeckLinkEncoderPacket : public IUnknown
  {
  public:
      virtual HRESULT GetBytes (/* out */ void** buffer) = 0;
      virtual long GetSize (void) = 0;
      virtual HRESULT GetStreamTime (/* out */ BMDTimeValue* frameTime, /* in */ BMDTimeScale timeScale) = 0;
      virtual BMDPacketType GetPacketType (void) = 0;
  
  protected:
      virtual ~IDeckLinkEncoderPacket () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkEncoderVideoPacket - Provided by the IDeckLinkEncoderInput video packet arrival callback. */
  
  class BMD_PUBLIC IDeckLinkEncoderVideoPacket : public IDeckLinkEncoderPacket
  {
  public:
      virtual BMDPixelFormat GetPixelFormat (void) = 0;
      virtual HRESULT GetHardwareReferenceTimestamp (/* in */ BMDTimeScale timeScale, /* out */ BMDTimeValue* frameTime, /* out */ BMDTimeValue* frameDuration) = 0;
      virtual HRESULT GetTimecode (/* in */ BMDTimecodeFormat format, /* out */ IDeckLinkTimecode** timecode) = 0;
  
  protected:
      virtual ~IDeckLinkEncoderVideoPacket () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkEncoderAudioPacket - Provided by the IDeckLinkEncoderInput audio packet arrival callback. */
  
  class BMD_PUBLIC IDeckLinkEncoderAudioPacket : public IDeckLinkEncoderPacket
  {
  public:
      virtual BMDAudioFormat GetAudioFormat (void) = 0;
  
  protected:
      virtual ~IDeckLinkEncoderAudioPacket () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkH265NALPacket - Obtained through QueryInterface on an IDeckLinkEncoderVideoPacket object */
  
  class BMD_PUBLIC IDeckLinkH265NALPacket : public IDeckLinkEncoderVideoPacket
  {
  public:
      virtual HRESULT GetUnitType (/* out */ uint8_t* unitType) = 0;
      virtual HRESULT GetBytesNoPrefix (/* out */ void** buffer) = 0;
      virtual long GetSizeNoPrefix (void) = 0;
  
  protected:
      virtual ~IDeckLinkH265NALPacket () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkAudioInputPacket - Provided by the IDeckLinkInput callback. */
  
  class BMD_PUBLIC IDeckLinkAudioInputPacket : public IUnknown
  {
  public:
      virtual long GetSampleFrameCount (void) = 0;
      virtual HRESULT GetBytes (/* out */ void** buffer) = 0;
      virtual HRESULT GetPacketTime (/* out */ BMDTimeValue* packetTime, /* in */ BMDTimeScale timeScale) = 0;
  
  protected:
      virtual ~IDeckLinkAudioInputPacket () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkScreenPreviewCallback - Screen preview callback */
  
  class BMD_PUBLIC IDeckLinkScreenPreviewCallback : public IUnknown
  {
  public:
      virtual HRESULT DrawFrame (/* in */ IDeckLinkVideoFrame* theFrame) = 0;
  
  protected:
      virtual ~IDeckLinkScreenPreviewCallback () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkGLScreenPreviewHelper - Created with CoCreateInstance on platforms with native COM support or from CreateOpenGLScreenPreviewHelper on other platforms. */
  
  class BMD_PUBLIC IDeckLinkGLScreenPreviewHelper : public IUnknown
  {
  public:
  
      /* Methods must be called with OpenGL context set */
  
      virtual HRESULT InitializeGL (void) = 0;
      virtual HRESULT PaintGL (void) = 0;
      virtual HRESULT SetFrame (/* in */ IDeckLinkVideoFrame* theFrame) = 0;
      virtual HRESULT Set3DPreviewFormat (/* in */ BMD3DPreviewFormat previewFormat) = 0;
  
  protected:
      virtual ~IDeckLinkGLScreenPreviewHelper () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkNotificationCallback - DeckLink Notification Callback Interface */
  
  class BMD_PUBLIC IDeckLinkNotificationCallback : public IUnknown
  {
  public:
      virtual HRESULT Notify (/* in */ BMDNotifications topic, /* in */ uint64_t param1, /* in */ uint64_t param2) = 0;
  };
  
  /* Interface IDeckLinkNotification - DeckLink Notification interface */
  
  class BMD_PUBLIC IDeckLinkNotification : public IUnknown
  {
  public:
      virtual HRESULT Subscribe (/* in */ BMDNotifications topic, /* in */ IDeckLinkNotificationCallback* theCallback) = 0;
      virtual HRESULT Unsubscribe (/* in */ BMDNotifications topic, /* in */ IDeckLinkNotificationCallback* theCallback) = 0;
  
  protected:
      virtual ~IDeckLinkNotification () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkProfileAttributes - Created by QueryInterface from an IDeckLinkProfile, or from IDeckLink. When queried from IDeckLink, interrogates the active profile */
  
  class BMD_PUBLIC IDeckLinkProfileAttributes : public IUnknown
  {
  public:
      virtual HRESULT GetFlag (/* in */ BMDDeckLinkAttributeID cfgID, /* out */ bool* value) = 0;
      virtual HRESULT GetInt (/* in */ BMDDeckLinkAttributeID cfgID, /* out */ int64_t* value) = 0;
      virtual HRESULT GetFloat (/* in */ BMDDeckLinkAttributeID cfgID, /* out */ double* value) = 0;
      virtual HRESULT GetString (/* in */ BMDDeckLinkAttributeID cfgID, /* out */ const char** value) = 0;
  
  protected:
      virtual ~IDeckLinkProfileAttributes () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkProfileIterator - Enumerates IDeckLinkProfile interfaces */
  
  class BMD_PUBLIC IDeckLinkProfileIterator : public IUnknown
  {
  public:
      virtual HRESULT Next (/* out */ IDeckLinkProfile** profile) = 0;
  
  protected:
      virtual ~IDeckLinkProfileIterator () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkProfile - Represents the active profile when queried from IDeckLink */
  
  class BMD_PUBLIC IDeckLinkProfile : public IUnknown
  {
  public:
      virtual HRESULT GetDevice (/* out */ IDeckLink** device) = 0;	// Device affected when this profile becomes active
      virtual HRESULT IsActive (/* out */ bool* isActive) = 0;
      virtual HRESULT SetActive (void) = 0;	// Activating a profile will also change the profile on all devices enumerated by GetPeers. Activation is not complete until IDeckLinkProfileCallback::ProfileActivated is called
      virtual HRESULT GetPeers (/* out */ IDeckLinkProfileIterator** profileIterator) = 0;	// Profiles of other devices activated with this profile
  
  protected:
      virtual ~IDeckLinkProfile () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkProfileCallback - Receive notifications about profiles related to this device */
  
  class BMD_PUBLIC IDeckLinkProfileCallback : public IUnknown
  {
  public:
      virtual HRESULT ProfileChanging (/* in */ IDeckLinkProfile* profileToBeActivated, /* in */ bool streamsWillBeForcedToStop) = 0;	// Called before this device changes profile. User has an opportunity for teardown if streamsWillBeForcedToStop
      virtual HRESULT ProfileActivated (/* in */ IDeckLinkProfile* activatedProfile) = 0;	// Called after this device has been activated with a new profile
  
  protected:
      virtual ~IDeckLinkProfileCallback () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkProfileManager - Created by QueryInterface from IDeckLink when a device has multiple optional profiles */
  
  class BMD_PUBLIC IDeckLinkProfileManager : public IUnknown
  {
  public:
      virtual HRESULT GetProfiles (/* out */ IDeckLinkProfileIterator** profileIterator) = 0;	// All available profiles for this device
      virtual HRESULT GetProfile (/* in */ BMDProfileID profileID, /* out */ IDeckLinkProfile** profile) = 0;
      virtual HRESULT SetCallback (/* in */ IDeckLinkProfileCallback* callback) = 0;
  
  protected:
      virtual ~IDeckLinkProfileManager () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkStatus - DeckLink Status interface */
  
  class BMD_PUBLIC IDeckLinkStatus : public IUnknown
  {
  public:
      virtual HRESULT GetFlag (/* in */ BMDDeckLinkStatusID statusID, /* out */ bool* value) = 0;
      virtual HRESULT GetInt (/* in */ BMDDeckLinkStatusID statusID, /* out */ int64_t* value) = 0;
      virtual HRESULT GetFloat (/* in */ BMDDeckLinkStatusID statusID, /* out */ double* value) = 0;
      virtual HRESULT GetString (/* in */ BMDDeckLinkStatusID statusID, /* out */ const char** value) = 0;
      virtual HRESULT GetBytes (/* in */ BMDDeckLinkStatusID statusID, /* out */ void* buffer, /* in, out */ uint32_t* bufferSize) = 0;
  
  protected:
      virtual ~IDeckLinkStatus () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkKeyer - DeckLink Keyer interface */
  
  class BMD_PUBLIC IDeckLinkKeyer : public IUnknown
  {
  public:
      virtual HRESULT Enable (/* in */ bool isExternal) = 0;
      virtual HRESULT SetLevel (/* in */ uint8_t level) = 0;
      virtual HRESULT RampUp (/* in */ uint32_t numberOfFrames) = 0;
      virtual HRESULT RampDown (/* in */ uint32_t numberOfFrames) = 0;
      virtual HRESULT Disable (void) = 0;
  
  protected:
      virtual ~IDeckLinkKeyer () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkVideoConversion - Created with CoCreateInstance. */
  
  class BMD_PUBLIC IDeckLinkVideoConversion : public IUnknown
  {
  public:
      virtual HRESULT ConvertFrame (/* in */ IDeckLinkVideoFrame* srcFrame, /* in */ IDeckLinkVideoFrame* dstFrame) = 0;
  
  protected:
      virtual ~IDeckLinkVideoConversion () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkDeviceNotificationCallback - DeckLink device arrival/removal notification callbacks */
  
  class BMD_PUBLIC IDeckLinkDeviceNotificationCallback : public IUnknown
  {
  public:
      virtual HRESULT DeckLinkDeviceArrived (/* in */ IDeckLink* deckLinkDevice) = 0;
      virtual HRESULT DeckLinkDeviceRemoved (/* in */ IDeckLink* deckLinkDevice) = 0;
  
  protected:
      virtual ~IDeckLinkDeviceNotificationCallback () {} // call Release method to drop reference count
  };
  
  /* Interface IDeckLinkDiscovery - DeckLink device discovery */
  
  class BMD_PUBLIC IDeckLinkDiscovery : public IUnknown
  {
  public:
      virtual HRESULT InstallDeviceNotifications (/* in */ IDeckLinkDeviceNotificationCallback* deviceNotificationCallback) = 0;
      virtual HRESULT UninstallDeviceNotifications (void) = 0;
  
  protected:
      virtual ~IDeckLinkDiscovery () {} // call Release method to drop reference count
  };
  
  /* Functions */
  
  extern "C" {
  
      IDeckLinkIterator* BMD_PUBLIC CreateDeckLinkIteratorInstance(void);
      IDeckLinkDiscovery* BMD_PUBLIC CreateDeckLinkDiscoveryInstance(void);
      IDeckLinkAPIInformation* BMD_PUBLIC CreateDeckLinkAPIInformationInstance(void);
      IDeckLinkGLScreenPreviewHelper* BMD_PUBLIC CreateOpenGLScreenPreviewHelper(void);
      IDeckLinkVideoConversion* BMD_PUBLIC CreateVideoConversionInstance(void);
      IDeckLinkVideoFrameAncillaryPackets* BMD_PUBLIC CreateVideoFrameAncillaryPacketsInstance(void);	// For use when creating a custom IDeckLinkVideoFrame without wrapping IDeckLinkOutput::CreateVideoFrame
  
  }
  
  #endif /* defined(__cplusplus) */
  #endif /* defined(BMD_DECKLINKAPI_H) */
  