--- /dev/null
+/* -LICENSE-START-
+** Copyright (c) 2009 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.h */
+
+#ifndef __DeckLink_API_h__
+#define __DeckLink_API_h__
+
+#include <stdint.h>
+#include "LinuxCOM.h"
+
+#define BLACKMAGIC_DECKLINK_API_MAGIC 1
+
+// Type Declarations
+
+typedef int64_t BMDTimeValue;
+typedef int64_t BMDTimeScale;
+typedef uint32_t BMDTimecodeBCD;
+typedef uint32_t BMDTimecodeUserBits;
+
+
+// Interface ID Declarations
+
+#define IID_IDeckLinkVideoOutputCallback /* 20AA5225-1958-47CB-820B-80A8D521A6EE */ (REFIID){0x20,0xAA,0x52,0x25,0x19,0x58,0x47,0xCB,0x82,0x0B,0x80,0xA8,0xD5,0x21,0xA6,0xEE}
+#define IID_IDeckLinkInputCallback /* DD04E5EC-7415-42AB-AE4A-E80C4DFC044A */ (REFIID){0xDD,0x04,0xE5,0xEC,0x74,0x15,0x42,0xAB,0xAE,0x4A,0xE8,0x0C,0x4D,0xFC,0x04,0x4A}
+#define IID_IDeckLinkMemoryAllocator /* B36EB6E7-9D29-4AA8-92EF-843B87A289E8 */ (REFIID){0xB3,0x6E,0xB6,0xE7,0x9D,0x29,0x4A,0xA8,0x92,0xEF,0x84,0x3B,0x87,0xA2,0x89,0xE8}
+#define IID_IDeckLinkAudioOutputCallback /* 403C681B-7F46-4A12-B993-2BB127084EE6 */ (REFIID){0x40,0x3C,0x68,0x1B,0x7F,0x46,0x4A,0x12,0xB9,0x93,0x2B,0xB1,0x27,0x08,0x4E,0xE6}
+#define IID_IDeckLinkIterator /* 74E936FC-CC28-4A67-81A0-1E94E52D4E69 */ (REFIID){0x74,0xE9,0x36,0xFC,0xCC,0x28,0x4A,0x67,0x81,0xA0,0x1E,0x94,0xE5,0x2D,0x4E,0x69}
+#define IID_IDeckLinkAPIInformation /* 7BEA3C68-730D-4322-AF34-8A7152B532A4 */ (REFIID){0x7B,0xEA,0x3C,0x68,0x73,0x0D,0x43,0x22,0xAF,0x34,0x8A,0x71,0x52,0xB5,0x32,0xA4}
+#define IID_IDeckLinkDisplayModeIterator /* 9C88499F-F601-4021-B80B-032E4EB41C35 */ (REFIID){0x9C,0x88,0x49,0x9F,0xF6,0x01,0x40,0x21,0xB8,0x0B,0x03,0x2E,0x4E,0xB4,0x1C,0x35}
+#define IID_IDeckLinkDisplayMode /* 3EB2C1AB-0A3D-4523-A3AD-F40D7FB14E78 */ (REFIID){0x3E,0xB2,0xC1,0xAB,0x0A,0x3D,0x45,0x23,0xA3,0xAD,0xF4,0x0D,0x7F,0xB1,0x4E,0x78}
+#define IID_IDeckLink /* 62BFF75D-6569-4E55-8D4D-66AA03829ABC */ (REFIID){0x62,0xBF,0xF7,0x5D,0x65,0x69,0x4E,0x55,0x8D,0x4D,0x66,0xAA,0x03,0x82,0x9A,0xBC}
+#define IID_IDeckLinkOutput /* A3EF0963-0862-44ED-92A9-EE89ABF431C7 */ (REFIID){0xA3,0xEF,0x09,0x63,0x08,0x62,0x44,0xED,0x92,0xA9,0xEE,0x89,0xAB,0xF4,0x31,0xC7}
+#define IID_IDeckLinkInput /* 6D40EF78-28B9-4E21-990D-95BB7750A04F */ (REFIID){0x6D,0x40,0xEF,0x78,0x28,0xB9,0x4E,0x21,0x99,0x0D,0x95,0xBB,0x77,0x50,0xA0,0x4F}
+#define IID_IDeckLinkTimecode /* BC6CFBD3-8317-4325-AC1C-1216391E9340 */ (REFIID){0xBC,0x6C,0xFB,0xD3,0x83,0x17,0x43,0x25,0xAC,0x1C,0x12,0x16,0x39,0x1E,0x93,0x40}
+#define IID_IDeckLinkVideoFrame /* 3F716FE0-F023-4111-BE5D-EF4414C05B17 */ (REFIID){0x3F,0x71,0x6F,0xE0,0xF0,0x23,0x41,0x11,0xBE,0x5D,0xEF,0x44,0x14,0xC0,0x5B,0x17}
+#define IID_IDeckLinkMutableVideoFrame /* 69E2639F-40DA-4E19-B6F2-20ACE815C390 */ (REFIID){0x69,0xE2,0x63,0x9F,0x40,0xDA,0x4E,0x19,0xB6,0xF2,0x20,0xAC,0xE8,0x15,0xC3,0x90}
+#define IID_IDeckLinkVideoFrame3DExtensions /* DA0F7E4A-EDC7-48A8-9CDD-2DB51C729CD7 */ (REFIID){0xDA,0x0F,0x7E,0x4A,0xED,0xC7,0x48,0xA8,0x9C,0xDD,0x2D,0xB5,0x1C,0x72,0x9C,0xD7}
+#define IID_IDeckLinkVideoInputFrame /* 05CFE374-537C-4094-9A57-680525118F44 */ (REFIID){0x05,0xCF,0xE3,0x74,0x53,0x7C,0x40,0x94,0x9A,0x57,0x68,0x05,0x25,0x11,0x8F,0x44}
+#define IID_IDeckLinkVideoFrameAncillary /* 732E723C-D1A4-4E29-9E8E-4A88797A0004 */ (REFIID){0x73,0x2E,0x72,0x3C,0xD1,0xA4,0x4E,0x29,0x9E,0x8E,0x4A,0x88,0x79,0x7A,0x00,0x04}
+#define IID_IDeckLinkAudioInputPacket /* E43D5870-2894-11DE-8C30-0800200C9A66 */ (REFIID){0xE4,0x3D,0x58,0x70,0x28,0x94,0x11,0xDE,0x8C,0x30,0x08,0x00,0x20,0x0C,0x9A,0x66}
+#define IID_IDeckLinkScreenPreviewCallback /* B1D3F49A-85FE-4C5D-95C8-0B5D5DCCD438 */ (REFIID){0xB1,0xD3,0xF4,0x9A,0x85,0xFE,0x4C,0x5D,0x95,0xC8,0x0B,0x5D,0x5D,0xCC,0xD4,0x38}
+#define IID_IDeckLinkGLScreenPreviewHelper /* 504E2209-CAC7-4C1A-9FB4-C5BB6274D22F */ (REFIID){0x50,0x4E,0x22,0x09,0xCA,0xC7,0x4C,0x1A,0x9F,0xB4,0xC5,0xBB,0x62,0x74,0xD2,0x2F}
+#define IID_IDeckLinkConfiguration /* C679A35B-610C-4D09-B748-1D0478100FC0 */ (REFIID){0xC6,0x79,0xA3,0x5B,0x61,0x0C,0x4D,0x09,0xB7,0x48,0x1D,0x04,0x78,0x10,0x0F,0xC0}
+#define IID_IDeckLinkAttributes /* ABC11843-D966-44CB-96E2-A1CB5D3135C4 */ (REFIID){0xAB,0xC1,0x18,0x43,0xD9,0x66,0x44,0xCB,0x96,0xE2,0xA1,0xCB,0x5D,0x31,0x35,0xC4}
+#define IID_IDeckLinkKeyer /* 89AFCAF5-65F8-421E-98F7-96FE5F5BFBA3 */ (REFIID){0x89,0xAF,0xCA,0xF5,0x65,0xF8,0x42,0x1E,0x98,0xF7,0x96,0xFE,0x5F,0x5B,0xFB,0xA3}
+#define IID_IDeckLinkVideoConversion /* 3BBCB8A2-DA2C-42D9-B5D8-88083644E99A */ (REFIID){0x3B,0xBC,0xB8,0xA2,0xDA,0x2C,0x42,0xD9,0xB5,0xD8,0x88,0x08,0x36,0x44,0xE9,0x9A}
+#define IID_IDeckLinkDeckControlStatusCallback /* E5F693C1-4283-4716-B18F-C1431521955B */ (REFIID){0xE5,0xF6,0x93,0xC1,0x42,0x83,0x47,0x16,0xB1,0x8F,0xC1,0x43,0x15,0x21,0x95,0x5B}
+#define IID_IDeckLinkDeckControl /* A4D81043-0619-42B7-8ED6-602D29041DF7 */ (REFIID){0xA4,0xD8,0x10,0x43,0x06,0x19,0x42,0xB7,0x8E,0xD6,0x60,0x2D,0x29,0x04,0x1D,0xF7}
+
+
+/* Enum BMDDisplayMode - Video display modes */
+
+typedef uint32_t BMDDisplayMode;
+enum _BMDDisplayMode {
+
+ /* SD Modes */
+
+ bmdModeNTSC = /* 'ntsc' */ 0x6E747363,
+ bmdModeNTSC2398 = /* 'nt23' */ 0x6E743233, // 3:2 pulldown
+ bmdModePAL = /* 'pal ' */ 0x70616C20,
+
+ /* HD 1080 Modes */
+
+ bmdModeHD1080p2398 = /* '23ps' */ 0x32337073,
+ bmdModeHD1080p24 = /* '24ps' */ 0x32347073,
+ bmdModeHD1080p25 = /* 'Hp25' */ 0x48703235,
+ bmdModeHD1080p2997 = /* 'Hp29' */ 0x48703239,
+ bmdModeHD1080p30 = /* 'Hp30' */ 0x48703330,
+ bmdModeHD1080i50 = /* 'Hi50' */ 0x48693530,
+ bmdModeHD1080i5994 = /* 'Hi59' */ 0x48693539,
+ bmdModeHD1080i6000 = /* 'Hi60' */ 0x48693630, // N.B. This _really_ is 60.00 Hz.
+ bmdModeHD1080p50 = /* 'Hp50' */ 0x48703530,
+ bmdModeHD1080p5994 = /* 'Hp59' */ 0x48703539,
+ bmdModeHD1080p6000 = /* 'Hp60' */ 0x48703630, // N.B. This _really_ is 60.00 Hz.
+
+ /* HD 720 Modes */
+
+ bmdModeHD720p50 = /* 'hp50' */ 0x68703530,
+ bmdModeHD720p5994 = /* 'hp59' */ 0x68703539,
+ bmdModeHD720p60 = /* 'hp60' */ 0x68703630,
+
+ /* 2k Modes */
+
+ bmdMode2k2398 = /* '2k23' */ 0x326B3233,
+ bmdMode2k24 = /* '2k24' */ 0x326B3234,
+ bmdMode2k25 = /* '2k25' */ 0x326B3235
+};
+
+
+/* Enum BMDFieldDominance - Video field dominance */
+
+typedef uint32_t BMDFieldDominance;
+enum _BMDFieldDominance {
+ bmdUnknownFieldDominance = 0,
+ bmdLowerFieldFirst = /* 'lowr' */ 0x6C6F7772,
+ bmdUpperFieldFirst = /* 'uppr' */ 0x75707072,
+ bmdProgressiveFrame = /* 'prog' */ 0x70726F67,
+ bmdProgressiveSegmentedFrame = /* 'psf ' */ 0x70736620
+};
+
+
+/* Enum BMDPixelFormat - Video pixel formats supported for output/input */
+
+typedef uint32_t BMDPixelFormat;
+enum _BMDPixelFormat {
+ bmdFormat8BitYUV = /* '2vuy' */ 0x32767579,
+ bmdFormat10BitYUV = /* 'v210' */ 0x76323130,
+ bmdFormat8BitARGB = 32,
+ bmdFormat8BitBGRA = /* 'BGRA' */ 0x42475241,
+ bmdFormat10BitRGB = /* 'r210' */ 0x72323130 // Big-endian RGB 10-bit per component with SMPTE video levels (64-960). Packed as 2:10:10:10
+};
+
+
+/* Enum BMDDisplayModeFlags - Flags to describe the characteristics of an IDeckLinkDisplayMode. */
+
+typedef uint32_t BMDDisplayModeFlags;
+enum _BMDDisplayModeFlags {
+ bmdDisplayModeSupports3D = 1 << 0,
+ bmdDisplayModeColorspaceRec601 = 1 << 1,
+ bmdDisplayModeColorspaceRec709 = 1 << 2
+};
+
+
+/* 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
+};
+
+
+/* Enum BMDFrameFlags - Frame flags */
+
+typedef uint32_t BMDFrameFlags;
+enum _BMDFrameFlags {
+ bmdFrameFlagDefault = 0,
+ bmdFrameFlagFlipVertical = 1 << 0,
+
+ /* Flags that are applicable only to instances of IDeckLinkVideoInputFrame */
+
+ bmdFrameHasNoInputSource = 1 << 31
+};
+
+
+/* Enum BMDVideoInputFlags - Flags applicable to video input */
+
+typedef uint32_t BMDVideoInputFlags;
+enum _BMDVideoInputFlags {
+ bmdVideoInputFlagDefault = 0,
+ bmdVideoInputEnableFormatDetection = 1 << 0,
+ bmdVideoInputDualStream3D = 1 << 1
+};
+
+
+/* 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
+};
+
+
+/* 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 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 BMDDisplayModeSupport - Output mode supported flags */
+
+typedef uint32_t BMDDisplayModeSupport;
+enum _BMDDisplayModeSupport {
+ bmdDisplayModeNotSupported = 0,
+ bmdDisplayModeSupported,
+ bmdDisplayModeSupportedWithConversion
+};
+
+
+/* Enum BMDTimecodeFormat - Timecode formats for frame metadata */
+
+typedef uint32_t BMDTimecodeFormat;
+enum _BMDTimecodeFormat {
+ bmdTimecodeRP188 = /* 'rp18' */ 0x72703138,
+ bmdTimecodeVITC = /* 'vitc' */ 0x76697463,
+ bmdTimecodeSerial = /* 'seri' */ 0x73657269
+};
+
+
+/* Enum BMDTimecodeFlags - Timecode flags */
+
+typedef uint32_t BMDTimecodeFlags;
+enum _BMDTimecodeFlags {
+ bmdTimecodeFlagDefault = 0,
+ bmdTimecodeIsDropFrame = 1 << 0
+};
+
+
+/* Enum BMDVideoConnection - Video connection types */
+
+typedef uint32_t BMDVideoConnection;
+enum _BMDVideoConnection {
+ bmdVideoConnectionSDI = 1 << 0,
+ bmdVideoConnectionHDMI = 1 << 1,
+ bmdVideoConnectionOpticalSDI = 1 << 2,
+ bmdVideoConnectionComponent = 1 << 3,
+ bmdVideoConnectionComposite = 1 << 4,
+ bmdVideoConnectionSVideo = 1 << 5
+};
+
+
+/* Enum BMDAnalogVideoFlags - Analog video display flags */
+
+typedef uint32_t BMDAnalogVideoFlags;
+enum _BMDAnalogVideoFlags {
+ bmdAnalogVideoFlagCompositeSetup75 = 1 << 0,
+ bmdAnalogVideoFlagComponentBetacamLevels = 1 << 1
+};
+
+
+/* Enum BMDAudioConnection - Audio connection types */
+
+typedef uint32_t BMDAudioConnection;
+enum _BMDAudioConnection {
+ bmdAudioConnectionEmbedded = /* 'embd' */ 0x656D6264,
+ bmdAudioConnectionAESEBU = /* 'aes ' */ 0x61657320,
+ bmdAudioConnectionAnalog = /* 'anlg' */ 0x616E6C67
+};
+
+
+/* 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,
+ bmdVideo3DPackingLeftOnly = /* 'left' */ 0x6C656674,
+ bmdVideo3DPackingRightOnly = /* 'righ' */ 0x72696768
+};
+
+
+/* Enum BMDDeckLinkConfigurationID - DeckLink Configuration ID */
+
+typedef uint32_t BMDDeckLinkConfigurationID;
+enum _BMDDeckLinkConfigurationID {
+
+ /* Video Input/Output Flags */
+
+ bmdDeckLinkConfigUse1080pNotPsF = /* 'fpro' */ 0x6670726F,
+
+ /* Video Input/Output Integers */
+
+ bmdDeckLinkConfigHDMI3DPackingFormat = /* '3dpf' */ 0x33647066,
+
+ /* Audio Input/Output Flags */
+
+ bmdDeckLinkConfigAnalogAudioConsumerLevels = /* 'aacl' */ 0x6161636C,
+
+ /* Video output flags */
+
+ bmdDeckLinkConfigFieldFlickerRemoval = /* 'fdfr' */ 0x66646672,
+ bmdDeckLinkConfigHD1080p24ToHD1080i5994Conversion = /* 'to59' */ 0x746F3539,
+ bmdDeckLinkConfig444SDIVideoOutput = /* '444o' */ 0x3434346F,
+ bmdDeckLinkConfig3GBpsVideoOutput = /* '3gbs' */ 0x33676273,
+ bmdDeckLinkConfigBlackVideoOutputDuringCapture = /* 'bvoc' */ 0x62766F63,
+ bmdDeckLinkConfigLowLatencyVideoOutput = /* 'llvo' */ 0x6C6C766F,
+
+ /* Video Output Integers */
+
+ bmdDeckLinkConfigVideoOutputConnection = /* 'vocn' */ 0x766F636E,
+ bmdDeckLinkConfigVideoOutputConversionMode = /* 'vocm' */ 0x766F636D,
+ bmdDeckLinkConfigAnalogVideoOutputFlags = /* 'avof' */ 0x61766F66,
+ bmdDeckLinkConfigReferenceInputTimingOffset = /* 'glot' */ 0x676C6F74,
+
+ /* Video Input Integers */
+
+ bmdDeckLinkConfigVideoInputConnection = /* 'vicn' */ 0x7669636E,
+ bmdDeckLinkConfigAnalogVideoInputFlags = /* 'avif' */ 0x61766966,
+ bmdDeckLinkConfigVideoInputConversionMode = /* 'vicm' */ 0x7669636D,
+ bmdDeckLinkConfig32PulldownSequenceInitialTimecodeFrame = /* 'pdif' */ 0x70646966,
+ bmdDeckLinkConfigVANCSourceLine1Mapping = /* 'vsl1' */ 0x76736C31,
+ bmdDeckLinkConfigVANCSourceLine2Mapping = /* 'vsl2' */ 0x76736C32,
+ bmdDeckLinkConfigVANCSourceLine3Mapping = /* 'vsl3' */ 0x76736C33,
+
+ /* Audio Input Integers */
+
+ bmdDeckLinkConfigAudioInputConnection = /* 'aicn' */ 0x6169636E,
+
+ /* Audio Input Floats */
+
+ bmdDeckLinkConfigAnalogAudioInputScaleChannel1 = /* 'ais1' */ 0x61697331,
+ bmdDeckLinkConfigAnalogAudioInputScaleChannel2 = /* 'ais2' */ 0x61697332,
+ bmdDeckLinkConfigAnalogAudioInputScaleChannel3 = /* 'ais3' */ 0x61697333,
+ bmdDeckLinkConfigAnalogAudioInputScaleChannel4 = /* 'ais4' */ 0x61697334,
+ bmdDeckLinkConfigDigitalAudioInputScale = /* 'dais' */ 0x64616973,
+
+ /* Audio Output Integers */
+
+ bmdDeckLinkConfigAudioOutputAESAnalogSwitch = /* 'aoaa' */ 0x616F6161,
+
+ /* Audio Output Floats */
+
+ bmdDeckLinkConfigAnalogAudioOutputScaleChannel1 = /* 'aos1' */ 0x616F7331,
+ bmdDeckLinkConfigAnalogAudioOutputScaleChannel2 = /* 'aos2' */ 0x616F7332,
+ bmdDeckLinkConfigAnalogAudioOutputScaleChannel3 = /* 'aos3' */ 0x616F7333,
+ bmdDeckLinkConfigAnalogAudioOutputScaleChannel4 = /* 'aos4' */ 0x616F7334,
+ bmdDeckLinkConfigDigitalAudioOutputScale = /* 'daos' */ 0x64616F73
+};
+
+
+/* Enum BMDDeckLinkAttributeID - DeckLink Attribute ID */
+
+typedef uint32_t BMDDeckLinkAttributeID;
+enum _BMDDeckLinkAttributeID {
+
+ /* Flags */
+
+ BMDDeckLinkSupportsInternalKeying = /* 'keyi' */ 0x6B657969,
+ BMDDeckLinkSupportsExternalKeying = /* 'keye' */ 0x6B657965,
+ BMDDeckLinkSupportsHDKeying = /* 'keyh' */ 0x6B657968,
+ BMDDeckLinkSupportsInputFormatDetection = /* 'infd' */ 0x696E6664,
+ BMDDeckLinkHasReferenceInput = /* 'hrin' */ 0x6872696E,
+ BMDDeckLinkHasSerialPort = /* 'hspt' */ 0x68737074,
+
+ /* Integers */
+
+ BMDDeckLinkMaximumAudioChannels = /* 'mach' */ 0x6D616368,
+ BMDDeckLinkNumberOfSubDevices = /* 'nsbd' */ 0x6E736264,
+ BMDDeckLinkSubDeviceIndex = /* 'subi' */ 0x73756269,
+ BMDDeckLinkVideoOutputConnections = /* 'vocn' */ 0x766F636E,
+ BMDDeckLinkVideoInputConnections = /* 'vicn' */ 0x7669636E,
+
+ /* Strings */
+
+ BMDDeckLinkSerialPortDeviceName = /* 'slpn' */ 0x736C706E
+};
+
+
+/* Enum BMDDeckLinkAPIInformationID - DeckLinkAPI information ID */
+
+typedef uint32_t BMDDeckLinkAPIInformationID;
+enum _BMDDeckLinkAPIInformationID {
+ BMDDeckLinkAPIVersion = /* 'vers' */ 0x76657273
+};
+
+
+/* Enum BMDDeckControlMode - DeckControl mode */
+
+typedef uint32_t BMDDeckControlMode;
+enum _BMDDeckControlMode {
+ bmdDeckControlNotOpened = /* 'ntop' */ 0x6E746F70,
+ bmdDeckControlVTRControlMode = /* 'vtrc' */ 0x76747263,
+ bmdDeckControlExportMode = /* 'expm' */ 0x6578706D,
+ bmdDeckControlCaptureMode = /* 'capm' */ 0x6361706D
+};
+
+
+/* Enum BMDDeckControlEvent - DeckControl event */
+
+typedef uint32_t BMDDeckControlEvent;
+enum _BMDDeckControlEvent {
+ bmdDeckControlAbortedEvent = /* 'abte' */ 0x61627465, // This event is triggered when a capture or edit-to-tape operation is aborted.
+
+ /* Export-To-Tape events */
+
+ bmdDeckControlPrepareForExportEvent = /* 'pfee' */ 0x70666565, // This event is triggered a few frames before reaching the in-point. IDeckLinkInput::StartScheduledPlayback() should be called at this point.
+ bmdDeckControlExportCompleteEvent = /* 'exce' */ 0x65786365, // This event is triggered a few frames after reaching the out-point. At this point, it is safe to stop playback.
+
+ /* Capture events */
+
+ bmdDeckControlPrepareForCaptureEvent = /* 'pfce' */ 0x70666365, // This event is triggered a few frames before reaching the in-point. The serial timecode attached to IDeckLinkVideoInputFrames is now valid.
+ bmdDeckControlCaptureCompleteEvent = /* 'ccev' */ 0x63636576 // This event is triggered a few frames after reaching the out-point.
+};
+
+
+/* Enum BMDDeckControlVTRControlState - VTR Control state */
+
+typedef uint32_t BMDDeckControlVTRControlState;
+enum _BMDDeckControlVTRControlState {
+ bmdDeckControlNotInVTRControlMode = /* 'nvcm' */ 0x6E76636D,
+ bmdDeckControlVTRControlPlaying = /* 'vtrp' */ 0x76747270,
+ bmdDeckControlVTRControlRecording = /* 'vtrr' */ 0x76747272,
+ bmdDeckControlVTRControlStill = /* 'vtra' */ 0x76747261,
+ bmdDeckControlVTRControlSeeking = /* 'vtrs' */ 0x76747273,
+ bmdDeckControlVTRControlStopped = /* 'vtro' */ 0x7674726F
+};
+
+
+/* Enum BMDDeckControlStatusFlags - Deck Control status flags */
+
+typedef uint32_t BMDDeckControlStatusFlags;
+enum _BMDDeckControlStatusFlags {
+ bmdDeckControlStatusDeckConnected = 1 << 0,
+ bmdDeckControlStatusRemoteMode = 1 << 1,
+ bmdDeckControlStatusRecordInhibited = 1 << 2,
+ bmdDeckControlStatusCassetteOut = 1 << 3
+};
+
+
+/* Enum BMDDeckControlExportModeOpsFlags - Export mode flags */
+
+typedef uint32_t BMDDeckControlExportModeOpsFlags;
+enum _BMDDeckControlExportModeOpsFlags {
+ bmdDeckControlExportModeInsertVideo = 1 << 0,
+ bmdDeckControlExportModeInsertAudio1 = 1 << 1,
+ bmdDeckControlExportModeInsertAudio2 = 1 << 2,
+ bmdDeckControlExportModeInsertAudio3 = 1 << 3,
+ bmdDeckControlExportModeInsertAudio4 = 1 << 4,
+ bmdDeckControlExportModeInsertAudio5 = 1 << 5,
+ bmdDeckControlExportModeInsertAudio6 = 1 << 6,
+ bmdDeckControlExportModeInsertAudio7 = 1 << 7,
+ bmdDeckControlExportModeInsertAudio8 = 1 << 8,
+ bmdDeckControlExportModeInsertAudio9 = 1 << 9,
+ bmdDeckControlExportModeInsertAudio10 = 1 << 10,
+ bmdDeckControlExportModeInsertAudio11 = 1 << 11,
+ bmdDeckControlExportModeInsertAudio12 = 1 << 12,
+ bmdDeckControlExportModeInsertTimeCode = 1 << 13,
+ bmdDeckControlExportModeInsertAssemble = 1 << 14,
+ bmdDeckControlExportModeInsertPreview = 1 << 15,
+ bmdDeckControlUseManualExport = 1 << 16
+};
+
+
+/* Enum BMDDeckControlError - Deck Control error */
+
+typedef uint32_t BMDDeckControlError;
+enum _BMDDeckControlError {
+ bmdDeckControlNoError = /* 'noer' */ 0x6E6F6572,
+ bmdDeckControlModeError = /* 'moer' */ 0x6D6F6572,
+ bmdDeckControlMissedInPointError = /* 'mier' */ 0x6D696572,
+ bmdDeckControlDeckTimeoutError = /* 'dter' */ 0x64746572,
+ bmdDeckControlCommandFailedError = /* 'cfer' */ 0x63666572,
+ bmdDeckControlDeviceAlreadyOpenedError = /* 'dalo' */ 0x64616C6F,
+ bmdDeckControlFailedToOpenDeviceError = /* 'fder' */ 0x66646572,
+ bmdDeckControlInLocalModeError = /* 'lmer' */ 0x6C6D6572,
+ bmdDeckControlEndOfTapeError = /* 'eter' */ 0x65746572,
+ bmdDeckControlUserAbortError = /* 'uaer' */ 0x75616572,
+ bmdDeckControlNoTapeInDeckError = /* 'nter' */ 0x6E746572,
+ bmdDeckControlNoVideoFromCardError = /* 'nvfc' */ 0x6E766663,
+ bmdDeckControlNoCommunicationError = /* 'ncom' */ 0x6E636F6D,
+ bmdDeckControlUnknownError = /* 'uner' */ 0x756E6572
+};
+
+
+/* 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
+};
+
+
+#if defined(__cplusplus)
+
+// Forward Declarations
+
+class IDeckLinkVideoOutputCallback;
+class IDeckLinkInputCallback;
+class IDeckLinkMemoryAllocator;
+class IDeckLinkAudioOutputCallback;
+class IDeckLinkIterator;
+class IDeckLinkAPIInformation;
+class IDeckLinkDisplayModeIterator;
+class IDeckLinkDisplayMode;
+class IDeckLink;
+class IDeckLinkOutput;
+class IDeckLinkInput;
+class IDeckLinkTimecode;
+class IDeckLinkVideoFrame;
+class IDeckLinkMutableVideoFrame;
+class IDeckLinkVideoFrame3DExtensions;
+class IDeckLinkVideoInputFrame;
+class IDeckLinkVideoFrameAncillary;
+class IDeckLinkAudioInputPacket;
+class IDeckLinkScreenPreviewCallback;
+class IDeckLinkGLScreenPreviewHelper;
+class IDeckLinkConfiguration;
+class IDeckLinkAttributes;
+class IDeckLinkKeyer;
+class IDeckLinkVideoConversion;
+class IDeckLinkDeckControlStatusCallback;
+class IDeckLinkDeckControl;
+
+
+/* Interface IDeckLinkVideoOutputCallback - Frame completion callback. */
+
+class 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 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 IDeckLinkMemoryAllocator - Memory allocator for video frames. */
+
+class 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 IDeckLinkAudioOutputCallback : public IUnknown
+{
+public:
+ virtual HRESULT RenderAudioSamples (/* in */ bool preroll) = 0;
+};
+
+
+/* Interface IDeckLinkIterator - enumerates installed DeckLink hardware */
+
+class IDeckLinkIterator : public IUnknown
+{
+public:
+ virtual HRESULT Next (/* out */ IDeckLink **deckLinkInstance) = 0;
+};
+
+
+/* Interface IDeckLinkAPIInformation - DeckLinkAPI attribute interface */
+
+class 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 IDeckLinkDisplayModeIterator - enumerates over supported input/output display modes. */
+
+class IDeckLinkDisplayModeIterator : public IUnknown
+{
+public:
+ virtual HRESULT Next (/* out */ IDeckLinkDisplayMode **deckLinkDisplayMode) = 0;
+
+protected:
+ virtual ~IDeckLinkDisplayModeIterator () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkDisplayMode - represents a display mode */
+
+class IDeckLinkDisplayMode : public IUnknown
+{
+public:
+ virtual HRESULT GetName (/* out */ const char **name) = 0;
+ virtual BMDDisplayMode GetDisplayMode (void) = 0;
+ virtual long GetWidth (void) = 0;
+ virtual long GetHeight (void) = 0;
+ virtual HRESULT GetFrameRate (/* out */ BMDTimeValue *frameDuration, /* out */ BMDTimeScale *timeScale) = 0;
+ virtual BMDFieldDominance GetFieldDominance (void) = 0;
+ virtual BMDDisplayModeFlags GetFlags (void) = 0;
+
+protected:
+ virtual ~IDeckLinkDisplayMode () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLink - represents a DeckLink device */
+
+class IDeckLink : public IUnknown
+{
+public:
+ virtual HRESULT GetModelName (/* out */ const char **modelName) = 0;
+};
+
+
+/* Interface IDeckLinkOutput - Created by QueryInterface from IDeckLink. */
+
+class IDeckLinkOutput : public IUnknown
+{
+public:
+ virtual HRESULT DoesSupportVideoMode (/* in */ BMDDisplayMode displayMode, /* in */ BMDPixelFormat pixelFormat, /* in */ BMDVideoOutputFlags flags, /* out */ BMDDisplayModeSupport *result, /* 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;
+
+ 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;
+
+protected:
+ virtual ~IDeckLinkOutput () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkInput - Created by QueryInterface from IDeckLink. */
+
+class IDeckLinkInput : public IUnknown
+{
+public:
+ virtual HRESULT DoesSupportVideoMode (/* in */ BMDDisplayMode displayMode, /* in */ BMDPixelFormat pixelFormat, /* in */ BMDVideoInputFlags flags, /* out */ BMDDisplayModeSupport *result, /* 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;
+
+ /* 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 IDeckLinkTimecode - Used for video frame timecode representation. */
+
+class IDeckLinkTimecode : public IUnknown
+{
+public:
+ virtual BMDTimecodeBCD GetBCD (void) = 0;
+ virtual HRESULT GetComponents (/* out */ uint8_t *hours, /* out */ uint8_t *minutes, /* out */ uint8_t *seconds, /* out */ uint8_t *frames) = 0;
+ virtual HRESULT GetString (/* out */ const char **timecode) = 0;
+ virtual BMDTimecodeFlags GetFlags (void) = 0;
+ virtual HRESULT GetTimecodeUserBits (/* out */ BMDTimecodeUserBits *userBits) = 0;
+
+protected:
+ virtual ~IDeckLinkTimecode () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkVideoFrame - Interface to encapsulate a video frame; can be caller-implemented. */
+
+class 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;
+
+protected:
+ virtual ~IDeckLinkVideoFrame () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkMutableVideoFrame - Created by IDeckLinkOutput::CreateVideoFrame. */
+
+class 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 IDeckLinkVideoFrame3DExtensions : public IUnknown
+{
+public:
+ virtual BMDVideo3DPackingFormat Get3DPackingFormat (void) = 0;
+ virtual HRESULT GetFrameForRightEye (/* in */ IDeckLinkVideoFrame* *rightEyeFrame) = 0;
+
+protected:
+ virtual ~IDeckLinkVideoFrame3DExtensions () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkVideoInputFrame - Provided by the IDeckLinkVideoInput frame arrival callback. */
+
+class 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 IDeckLinkVideoFrameAncillary - Obtained through QueryInterface() on an IDeckLinkVideoFrame object. */
+
+class IDeckLinkVideoFrameAncillary : public IUnknown
+{
+public:
+
+ virtual HRESULT GetBufferForVerticalBlankingLine (/* in */ uint32_t lineNumber, /* out */ void **buffer) = 0;
+ virtual BMDPixelFormat GetPixelFormat (void) = 0;
+ virtual BMDDisplayMode GetDisplayMode (void) = 0;
+
+protected:
+ virtual ~IDeckLinkVideoFrameAncillary () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkAudioInputPacket - Provided by the IDeckLinkInput callback. */
+
+class 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 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(). */
+
+class 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 IDeckLinkConfiguration - DeckLink Configuration interface */
+
+class IDeckLinkConfiguration : public IUnknown
+{
+public:
+ virtual HRESULT SetFlag (/* in */ BMDDeckLinkConfigurationID cfgID, /* in */ bool value) = 0;
+ virtual HRESULT GetFlag (/* in */ BMDDeckLinkConfigurationID cfgID, /* out */ bool *value) = 0;
+ virtual HRESULT SetInt (/* in */ BMDDeckLinkConfigurationID cfgID, /* in */ int64_t value) = 0;
+ virtual HRESULT GetInt (/* in */ BMDDeckLinkConfigurationID cfgID, /* out */ int64_t *value) = 0;
+ virtual HRESULT SetFloat (/* in */ BMDDeckLinkConfigurationID cfgID, /* in */ double value) = 0;
+ virtual HRESULT GetFloat (/* in */ BMDDeckLinkConfigurationID cfgID, /* out */ double *value) = 0;
+ virtual HRESULT SetString (/* in */ BMDDeckLinkConfigurationID cfgID, /* in */ const char *value) = 0;
+ virtual HRESULT GetString (/* in */ BMDDeckLinkConfigurationID cfgID, /* out */ const char **value) = 0;
+ virtual HRESULT WriteConfigurationToPreferences (void) = 0;
+
+protected:
+ virtual ~IDeckLinkConfiguration () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkAttributes - DeckLink Attribute interface */
+
+class IDeckLinkAttributes : 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 ~IDeckLinkAttributes () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkKeyer - DeckLink Keyer interface */
+
+class 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 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 IDeckLinkDeckControlStatusCallback - Deck control state change callback. */
+
+class IDeckLinkDeckControlStatusCallback : public IUnknown
+{
+public:
+ virtual HRESULT TimecodeUpdate (/* in */ BMDTimecodeBCD currentTimecode) = 0;
+ virtual HRESULT VTRControlStateChanged (/* in */ BMDDeckControlVTRControlState newState, /* in */ BMDDeckControlError error) = 0;
+ virtual HRESULT DeckControlEventReceived (/* in */ BMDDeckControlEvent event, /* in */ BMDDeckControlError error) = 0;
+ virtual HRESULT DeckControlStatusChanged (/* in */ BMDDeckControlStatusFlags flags, /* in */ uint32_t mask) = 0;
+
+protected:
+ virtual ~IDeckLinkDeckControlStatusCallback () {}; // call Release method to drop reference count
+};
+
+
+/* Interface IDeckLinkDeckControl - Deck Control main interface */
+
+class IDeckLinkDeckControl : public IUnknown
+{
+public:
+ virtual HRESULT Open (/* in */ BMDTimeScale timeScale, /* in */ BMDTimeValue timeValue, /* in */ bool timecodeIsDropFrame, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT Close (/* in */ bool standbyOn) = 0;
+ virtual HRESULT GetCurrentState (/* out */ BMDDeckControlMode *mode, /* out */ BMDDeckControlVTRControlState *vtrControlState, /* out */ BMDDeckControlStatusFlags *flags) = 0;
+ virtual HRESULT SetStandby (/* in */ bool standbyOn) = 0;
+ virtual HRESULT Play (/* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT Stop (/* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT TogglePlayStop (/* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT Eject (/* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT GoToTimecode (/* in */ BMDTimecodeBCD timecode, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT FastForward (/* in */ bool viewTape, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT Rewind (/* in */ bool viewTape, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT StepForward (/* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT StepBack (/* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT Jog (/* in */ double rate, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT Shuttle (/* in */ double rate, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT GetTimecodeString (/* out */ const char **currentTimeCode, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT GetTimecode (/* out */ IDeckLinkTimecode **currentTimecode, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT GetTimecodeBCD (/* out */ BMDTimecodeBCD *currentTimecode, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT SetPreroll (/* in */ uint32_t prerollSeconds) = 0;
+ virtual HRESULT GetPreroll (/* out */ uint32_t *prerollSeconds) = 0;
+ virtual HRESULT SetExportOffset (/* in */ int32_t exportOffsetFields) = 0;
+ virtual HRESULT GetExportOffset (/* out */ int32_t *exportOffsetFields) = 0;
+ virtual HRESULT GetManualExportOffset (/* out */ int32_t *deckManualExportOffsetFields) = 0;
+ virtual HRESULT SetCaptureOffset (/* in */ int32_t captureOffsetFields) = 0;
+ virtual HRESULT GetCaptureOffset (/* out */ int32_t *captureOffsetFields) = 0;
+ virtual HRESULT StartExport (/* in */ BMDTimecodeBCD inTimecode, /* in */ BMDTimecodeBCD outTimecode, /* in */ BMDDeckControlExportModeOpsFlags exportModeOps, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT StartCapture (/* in */ bool useVITC, /* in */ BMDTimecodeBCD inTimecode, /* in */ BMDTimecodeBCD outTimecode, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT GetDeviceID (/* out */ uint16_t *deviceId, /* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT Abort (void) = 0;
+ virtual HRESULT CrashRecordStart (/* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT CrashRecordStop (/* out */ BMDDeckControlError *error) = 0;
+ virtual HRESULT SetCallback (/* in */ IDeckLinkDeckControlStatusCallback *callback) = 0;
+
+protected:
+ virtual ~IDeckLinkDeckControl () {}; // call Release method to drop reference count
+};
+
+
+/* Functions */
+
+extern "C" {
+
+ IDeckLinkIterator* CreateDeckLinkIteratorInstance (void);
+ IDeckLinkGLScreenPreviewHelper* CreateOpenGLScreenPreviewHelper (void);
+ IDeckLinkVideoConversion* CreateVideoConversionInstance (void);
+
+};
+
+
+#endif // defined(__cplusplus)
+#endif // __DeckLink_API_h__
--- /dev/null
+/*
+ * consumer_decklink.c -- output through Blackmagic Design DeckLink
+ * Copyright (C) 2010 Dan Dennedy <dan@dennedy.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with consumer library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <framework/mlt.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <pthread.h>
+#include <unistd.h>
+#include "DeckLinkAPI.h"
+
+const unsigned PREROLL_CUTOFF = 2;
+
+typedef struct
+{
+ int16_t *buffer;
+ int size;
+ int used;
+ pthread_mutex_t mutex;
+} *sample_fifo;
+
+static sample_fifo sample_fifo_init()
+{
+ sample_fifo fifo = (sample_fifo) calloc( 1, sizeof( *fifo ) );
+ pthread_mutex_init( &fifo->mutex, NULL );
+ return fifo;
+}
+
+static void sample_fifo_append( sample_fifo fifo, int16_t *samples, int count )
+{
+ pthread_mutex_lock( &fifo->mutex );
+ if ( ( fifo->size - fifo->used ) < count )
+ {
+ fifo->size += count * 5;
+ fifo->buffer = (int16_t*) realloc( fifo->buffer, fifo->size * sizeof( int16_t ) );
+ }
+ memcpy( fifo->buffer + fifo->used, samples, count * sizeof( int16_t ) );
+ fifo->used += count;
+ pthread_mutex_unlock( &fifo->mutex );
+}
+
+static void sample_fifo_remove( sample_fifo fifo, int count )
+{
+ pthread_mutex_lock( &fifo->mutex );
+ if ( count > fifo->used )
+ count = fifo->used;
+ fifo->used -= count;
+ memmove( fifo->buffer, fifo->buffer + count, fifo->used * sizeof( int16_t ) );
+ pthread_mutex_unlock( &fifo->mutex );
+}
+
+static void sample_fifo_close( sample_fifo fifo )
+{
+ free( fifo->buffer );
+ pthread_mutex_destroy( &fifo->mutex );
+ free( fifo );
+}
+
+
+class DeckLinkConsumer
+ : public IDeckLinkVideoOutputCallback
+ , public IDeckLinkAudioOutputCallback
+{
+private:
+ mlt_consumer_s m_consumer;
+ IDeckLink* m_deckLink;
+ IDeckLinkOutput* m_deckLinkOutput;
+ IDeckLinkMutableVideoFrame* m_videoFrame;
+ IDeckLinkDisplayMode* m_displayMode;
+ pthread_mutex_t m_mutex;
+ pthread_cond_t m_condition;
+ int m_width;
+ int m_height;
+ BMDTimeValue m_duration;
+ BMDTimeScale m_timescale;
+ double m_fps;
+ uint64_t m_count;
+ sample_fifo m_fifo;
+ bool m_preroll;
+ int m_channels;
+ uint32_t m_maxAudioBuffer;
+ unsigned m_prerollCount;
+
+ IDeckLinkDisplayMode* getDisplayMode()
+ {
+ mlt_profile profile = mlt_service_profile( MLT_CONSUMER_SERVICE( &m_consumer ) );
+ IDeckLinkDisplayModeIterator* iter;
+ IDeckLinkDisplayMode* mode;
+ IDeckLinkDisplayMode* result = 0;
+
+ if ( m_deckLinkOutput->GetDisplayModeIterator( &iter ) == S_OK )
+ {
+ while ( !result && iter->Next( &mode ) == S_OK )
+ {
+ m_width = mode->GetWidth();
+ m_height = mode->GetHeight();
+ mode->GetFrameRate( &m_duration, &m_timescale );
+ m_fps = (double) m_timescale / m_duration;
+ int p = mode->GetFieldDominance() == bmdProgressiveFrame;
+ fprintf(stderr, "BMD mode %dx%d %.3f fps prog %d\n", m_width, m_height, m_fps, p );
+
+ if ( m_width == profile->width && m_height == profile->height && p == profile->progressive
+ && m_fps == mlt_profile_fps( profile ) )
+ result = mode;
+ }
+ }
+
+ return result;
+ }
+
+public:
+ mlt_consumer getConsumer()
+ { return &m_consumer; }
+ uint64_t isPreroll() const
+ { return m_prerollCount <= PREROLL_CUTOFF; }
+
+ ~DeckLinkConsumer()
+ {
+ if ( m_deckLinkOutput )
+ m_deckLinkOutput->Release();
+ if ( m_deckLink )
+ m_deckLink->Release();
+ }
+
+ bool open( unsigned card = 0 )
+ {
+ IDeckLinkIterator* deckLinkIterator = CreateDeckLinkIteratorInstance();
+ unsigned i = 0;
+
+ if ( !deckLinkIterator )
+ {
+ mlt_log_verbose( NULL, "The DeckLink drivers not installed.\n" );
+ return false;
+ }
+
+ // Connect to the Nth DeckLink instance
+ do {
+ if ( deckLinkIterator->Next( &m_deckLink ) != S_OK )
+ {
+ mlt_log_verbose( NULL, "DeckLink card not found\n" );
+ deckLinkIterator->Release();
+ return false;
+ }
+ } while ( ++i <= card );
+
+ // Obtain the audio/video output interface (IDeckLinkOutput)
+ if ( m_deckLink->QueryInterface( IID_IDeckLinkOutput, (void**)&m_deckLinkOutput ) != S_OK )
+ {
+ mlt_log_verbose( NULL, "No DeckLink cards support output\n" );
+ m_deckLink->Release();
+ m_deckLink = 0;
+ deckLinkIterator->Release();
+ return false;
+ }
+
+ // Provide this class as a delegate to the audio and video output interfaces
+ m_deckLinkOutput->SetScheduledFrameCompletionCallback( this );
+ m_deckLinkOutput->SetAudioCallback( this );
+
+ pthread_mutex_init( &m_mutex, NULL );
+ pthread_cond_init( &m_condition, NULL );
+ m_maxAudioBuffer = bmdAudioSampleRate48kHz;
+
+ return true;
+ }
+
+ void start()
+ {
+ m_displayMode = getDisplayMode();
+
+ // Set the video output mode
+ if ( S_OK != m_deckLinkOutput->EnableVideoOutput( m_displayMode->GetDisplayMode(), bmdVideoOutputFlagDefault) )
+ {
+ mlt_log_verbose( &m_consumer, "Failed to enable video output\n" );
+ return;
+ }
+
+ // Generate a DeckLink video frame
+ if ( S_OK != m_deckLinkOutput->CreateVideoFrame( m_width, m_height,
+ m_width * 2, bmdFormat8BitYUV, bmdFrameFlagDefault, &m_videoFrame ) )
+ {
+ mlt_log_verbose( &m_consumer, "Failed to create video frame\n" );
+ stop();
+ return;
+ }
+
+ // Make the first line black for field order correction.
+ uint8_t *buffer = 0;
+ if ( S_OK == m_videoFrame->GetBytes( (void**) &buffer ) && buffer )
+ {
+ for ( int i = 0; i < m_width; i++ )
+ {
+ *buffer++ = 128;
+ *buffer++ = 16;
+ }
+ }
+
+ // Set the audio output mode
+ m_channels = 2;
+ if ( S_OK != m_deckLinkOutput->EnableAudioOutput( bmdAudioSampleRate48kHz, bmdAudioSampleType16bitInteger,
+ m_channels, bmdAudioOutputStreamContinuous ) )
+ {
+ mlt_log_verbose( &m_consumer, "Failed to enable audio output\n" );
+ stop();
+ return;
+ }
+ m_fifo = sample_fifo_init();
+
+ // Preroll
+ m_preroll = true;
+ m_prerollCount = 0;
+ m_count = 0;
+ m_deckLinkOutput->BeginAudioPreroll();
+ }
+
+ void wakeup()
+ {
+ pthread_mutex_lock( &m_mutex );
+ pthread_cond_broadcast( &m_condition );
+ pthread_mutex_unlock( &m_mutex );
+ }
+
+ void wait()
+ {
+ pthread_mutex_lock( &m_mutex );
+ pthread_cond_wait( &m_condition, &m_mutex );
+ pthread_mutex_unlock( &m_mutex );
+ }
+
+ void stop()
+ {
+ // Stop the audio and video output streams immediately
+ if ( m_deckLinkOutput )
+ {
+ m_deckLinkOutput->StopScheduledPlayback( 0, 0, 0 );
+ m_deckLinkOutput->DisableAudioOutput();
+ m_deckLinkOutput->DisableVideoOutput();
+ }
+ if ( m_videoFrame ) m_videoFrame->Release();
+ m_videoFrame = 0;
+ if ( m_fifo ) sample_fifo_close( m_fifo );
+ }
+
+ HRESULT render( mlt_frame frame )
+ {
+ HRESULT result = S_OK;
+
+ // Get the audio
+ double speed = mlt_properties_get_double( MLT_FRAME_PROPERTIES(frame), "_speed" );
+ if ( speed == 1.0 )
+ {
+ mlt_audio_format format = mlt_audio_s16;
+ int frequency = bmdAudioSampleRate48kHz;
+ int samples = mlt_sample_calculator( m_fps, frequency, m_count );
+ int16_t *pcm = 0;
+
+ if ( !mlt_frame_get_audio( frame, (void**) &pcm, &format, &frequency, &m_channels, &samples ) )
+ {
+ int count = samples;
+
+ if ( !m_preroll )
+ {
+ uint32_t audioCount = 0;
+ uint32_t videoCount = 0;
+
+ // Check for resync
+ m_deckLinkOutput->GetBufferedAudioSampleFrameCount( &audioCount );
+ m_deckLinkOutput->GetBufferedVideoFrameCount( &videoCount );
+ mlt_log_debug( &m_consumer, "audio buf %u video buf %u frames\n", audioCount, videoCount );
+
+ // Underflow typically occurs during non-normal speed playback.
+ if ( audioCount < 1 || videoCount < 1 )
+ // Upon switching to normal playback, buffer some frames faster than realtime.
+ m_prerollCount = 0;
+
+ // While rebuffering
+ if ( m_prerollCount <= PREROLL_CUTOFF )
+ {
+ // Only append audio to reach the ideal level and not overbuffer.
+ int ideal = ( PREROLL_CUTOFF - 1 ) * bmdAudioSampleRate48kHz / m_fps;
+ int actual = m_fifo->used / m_channels + audioCount;
+ int diff = ideal / 2 - actual;
+ count = diff < 0 ? 0 : diff < count ? diff : count;
+ }
+ }
+ if ( count > 0 )
+ sample_fifo_append( m_fifo, pcm, count * m_channels );
+ }
+ }
+ // Get the video
+ if ( mlt_properties_get_int( MLT_FRAME_PROPERTIES( frame ), "rendered") )
+ {
+ mlt_image_format format = mlt_image_yuv422;
+ uint8_t* image = 0;
+ uint8_t* buffer = 0;
+
+ if ( !mlt_frame_get_image( frame, &image, &format, &m_width, &m_height, 0 ) )
+ {
+ m_videoFrame->GetBytes( (void**) &buffer );
+ if ( m_displayMode->GetFieldDominance() == bmdUpperFieldFirst )
+ // convert lower field first to top field first
+ swab( image, buffer + m_width * 2, m_width * ( m_height - 1 ) * 2 );
+ else
+ swab( image, buffer, m_width * m_height * 2 );
+ result = m_deckLinkOutput->ScheduleVideoFrame( m_videoFrame, m_count * m_duration, m_duration, m_timescale );
+ }
+ }
+ ++m_count;
+
+ // Preroll handling
+ if ( ++m_prerollCount > PREROLL_CUTOFF && m_preroll )
+ {
+ // Start audio and video output
+ m_deckLinkOutput->EndAudioPreroll();
+ m_deckLinkOutput->StartScheduledPlayback( 0, m_timescale, 1.0 );
+ m_preroll = false;
+ }
+
+ return result;
+ }
+
+ // *** DeckLink API implementation of IDeckLinkVideoOutputCallback IDeckLinkAudioOutputCallback *** //
+
+ // IUnknown needs only a dummy implementation
+ virtual HRESULT STDMETHODCALLTYPE QueryInterface( REFIID iid, LPVOID *ppv )
+ { return E_NOINTERFACE; }
+ virtual ULONG STDMETHODCALLTYPE AddRef()
+ { return 1; }
+ virtual ULONG STDMETHODCALLTYPE Release()
+ { return 1; }
+
+ /************************* DeckLink API Delegate Methods *****************************/
+
+ virtual HRESULT STDMETHODCALLTYPE ScheduledFrameCompleted( IDeckLinkVideoFrame* completedFrame, BMDOutputFrameCompletionResult completed )
+ {
+ // When a video frame has been released by the API, schedule another video frame to be output
+ wakeup();
+
+ return S_OK;
+ }
+
+ virtual HRESULT STDMETHODCALLTYPE ScheduledPlaybackHasStopped()
+ {
+ return mlt_consumer_is_stopped( &m_consumer ) ? S_FALSE : S_OK;
+ }
+
+ virtual HRESULT STDMETHODCALLTYPE RenderAudioSamples( bool preroll )
+ {
+ // Provide more audio samples to the DeckLink API
+ HRESULT result = S_OK;
+
+ uint32_t count = m_fifo->used / m_channels;
+ uint32_t buffered = count;
+
+ if ( count
+ // Stay under preferred buffer level
+ && ( S_OK == m_deckLinkOutput->GetBufferedAudioSampleFrameCount( &buffered ) )
+ && buffered < m_maxAudioBuffer )
+ {
+ uint32_t written = 0;
+
+ buffered = m_maxAudioBuffer - buffered;
+ count = buffered > count ? count : buffered;
+
+ result = m_deckLinkOutput->ScheduleAudioSamples( m_fifo->buffer, count, 0, 0, &written );
+ if ( written )
+ sample_fifo_remove( m_fifo, written * m_channels );
+ }
+
+ return result;
+ }
+};
+
+/** The main thread.
+ */
+
+static void *run( void *arg )
+{
+ // Map the argument to the object
+ DeckLinkConsumer* decklink = (DeckLinkConsumer*) arg;
+ mlt_consumer consumer = decklink->getConsumer();
+
+ // Get the properties
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+
+ // Convenience functionality
+ int terminate_on_pause = mlt_properties_get_int( properties, "terminate_on_pause" );
+ int terminated = 0;
+
+ // Frame and size
+ mlt_frame frame = NULL;
+
+ decklink->start();
+
+ // Loop while running
+ while ( !terminated && mlt_properties_get_int( properties, "running" ) )
+ {
+ // Get the frame
+ frame = mlt_consumer_rt_frame( consumer );
+
+ // Check for termination
+ if ( terminate_on_pause && frame )
+ terminated = mlt_properties_get_double( MLT_FRAME_PROPERTIES( frame ), "_speed" ) == 0.0;
+
+ // Check that we have a frame to work with
+ if ( frame )
+ {
+ decklink->render( frame );
+ if ( !decklink->isPreroll() )
+ decklink->wait();
+
+ // Close the frame
+ mlt_events_fire( properties, "consumer-frame-show", frame, NULL );
+ mlt_frame_close( frame );
+ }
+ }
+
+ // Indicate that the consumer is stopped
+ mlt_properties_set_int( properties, "running", 0 );
+ mlt_consumer_stopped( consumer );
+
+ return NULL;
+}
+
+/** Start the consumer.
+ */
+
+static int start( mlt_consumer consumer )
+{
+ // Get the properties
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+
+ // Check that we're not already running
+ if ( !mlt_properties_get_int( properties, "running" ) )
+ {
+ // Allocate a thread
+ pthread_t *pthread = (pthread_t*) calloc( 1, sizeof( pthread_t ) );
+
+ // Assign the thread to properties
+ mlt_properties_set_data( properties, "pthread", pthread, sizeof( pthread_t ), free, NULL );
+
+ // Set the running state
+ mlt_properties_set_int( properties, "running", 1 );
+ mlt_properties_set_int( properties, "joined", 0 );
+
+ // Create the thread
+ pthread_create( pthread, NULL, run, consumer->child );
+ }
+ return 0;
+}
+
+/** Stop the consumer.
+ */
+
+static int stop( mlt_consumer consumer )
+{
+ // Get the properties
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+
+ // Check that we're running
+ if ( !mlt_properties_get_int( properties, "joined" ) )
+ {
+ // Get the thread
+ pthread_t *pthread = (pthread_t*) mlt_properties_get_data( properties, "pthread", NULL );
+
+ if ( pthread )
+ {
+ // Stop the thread
+ mlt_properties_set_int( properties, "running", 0 );
+ mlt_properties_set_int( properties, "joined", 1 );
+
+ // Wait for termination
+ pthread_join( *pthread, NULL );
+ }
+ }
+
+ return 0;
+}
+
+/** Determine if the consumer is stopped.
+ */
+
+static int is_stopped( mlt_consumer consumer )
+{
+ // Get the properties
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+ return !mlt_properties_get_int( properties, "running" );
+}
+
+/** Close the consumer.
+ */
+
+static void close( mlt_consumer consumer )
+{
+ // Stop the consumer
+ mlt_consumer_stop( consumer );
+
+ // Close the parent
+ consumer->close = NULL;
+ mlt_consumer_close( consumer );
+
+ // Free the memory
+ delete (DeckLinkConsumer*) consumer->child;
+}
+
+extern "C" {
+
+/** Initialise the consumer.
+ */
+
+mlt_consumer consumer_decklink_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg )
+{
+ // Allocate the consumer
+ DeckLinkConsumer* decklink = new DeckLinkConsumer();
+ mlt_consumer consumer = NULL;
+
+ // If allocated
+ if ( decklink && !mlt_consumer_init( decklink->getConsumer(), decklink, profile ) )
+ {
+ // If initialises without error
+ if ( decklink->open( arg? atoi(arg) : 0 ) )
+ {
+ consumer = decklink->getConsumer();
+
+ // Setup callbacks
+ consumer->close = close;
+ consumer->start = start;
+ consumer->stop = stop;
+ consumer->is_stopped = is_stopped;
+ }
+ }
+
+ // Return consumer
+ return consumer;
+}
+
+
+MLT_REPOSITORY
+{
+ MLT_REGISTER( consumer_type, "decklink", consumer_decklink_init );
+}
+
+} // extern C
projects / mlt / commitdiff