From 8961f6a9005126e9bcc38ab0dfcb21dfe3eb632b Mon Sep 17 00:00:00 2001 From: David Schleef Date: Sun, 27 Feb 2011 00:48:19 -0800 Subject: [PATCH] decklink: Add decklink plugin Source and sink elements for BlackMagic DeckLink SDI cards. --- configure.ac | 10 + sys/Makefile.am | 8 +- sys/decklink/DeckLinkAPI.h | 1095 +++++++++++++++++++++++++ sys/decklink/DeckLinkAPIDispatch.cpp | 110 +++ sys/decklink/LinuxCOM.h | 99 +++ sys/decklink/Makefile.am | 25 + sys/decklink/capture.cpp | 430 ++++++++++ sys/decklink/capture.h | 25 + sys/decklink/gstdecklink.cpp | 44 ++ sys/decklink/gstdecklinksink.cpp | 1059 +++++++++++++++++++++++++ sys/decklink/gstdecklinksink.h | 92 +++ sys/decklink/gstdecklinksrc.cpp | 1096 ++++++++++++++++++++++++++ sys/decklink/gstdecklinksrc.h | 84 ++ 13 files changed, 4176 insertions(+), 1 deletion(-) create mode 100644 sys/decklink/DeckLinkAPI.h create mode 100644 sys/decklink/DeckLinkAPIDispatch.cpp create mode 100644 sys/decklink/LinuxCOM.h create mode 100644 sys/decklink/Makefile.am create mode 100644 sys/decklink/capture.cpp create mode 100644 sys/decklink/capture.h create mode 100644 sys/decklink/gstdecklink.cpp create mode 100644 sys/decklink/gstdecklinksink.cpp create mode 100644 sys/decklink/gstdecklinksink.h create mode 100644 sys/decklink/gstdecklinksrc.cpp create mode 100644 sys/decklink/gstdecklinksrc.h diff --git a/configure.ac b/configure.ac index 76c66d4add..864ccdc3dc 100644 --- a/configure.ac +++ b/configure.ac @@ -694,6 +694,15 @@ AG_GST_CHECK_FEATURE(DC1394, [libdc1394], dc1394, [ AC_SUBST(LIBDC1394_LIBS) ]) +dnl *** decklink *** +translit(dnm, m, l) AM_CONDITIONAL(USE_DECKLINK, true) +AG_GST_CHECK_FEATURE(DECKLINK, [decklink], decklink, [ + HAVE_DECKLINK=yes + DECKLINK_CXXFLAGS= + DECKLINK_LIBS= + AC_SUBST(DECKLINK_CXXFLAGS) + AC_SUBST(DECKLINK_LIBS) +]) dnl **** DirectFB **** translit(dnm, m, l) AM_CONDITIONAL(USE_DIRECTFB, true) @@ -1799,6 +1808,7 @@ sys/dshowdecwrapper/Makefile sys/acmenc/Makefile sys/acmmp3dec/Makefile sys/applemedia/Makefile +sys/decklink/Makefile sys/directdraw/Makefile sys/directsound/Makefile sys/dshowsrcwrapper/Makefile diff --git a/sys/Makefile.am b/sys/Makefile.am index e2e29d835b..ee8a377fa3 100644 --- a/sys/Makefile.am +++ b/sys/Makefile.am @@ -22,6 +22,12 @@ endif # CDROM_DIR= # endif +if USE_DECKLINK +DECKLINK_DIR=decklink +else +DECKLINK_DIR= +endif + if USE_DIRECTDRAW DIRECTDRAW_DIR=directdraw else @@ -97,7 +103,7 @@ endif SUBDIRS = $(ACM_DIR) $(APPLE_MEDIA_DIR) $(DIRECTDRAW_DIR) $(DIRECTSOUND_DIR) $(DVB_DIR) $(FBDEV_DIR) $(LINSYS_DIR) $(OSX_VIDEO_DIR) $(QT_DIR) $(SHM_DIR) $(VCD_DIR) $(VDPAU_DIR) $(WININET_DIR) -DIST_SUBDIRS = acmenc acmmp3dec applemedia directdraw directsound dvb linsys fbdev dshowdecwrapper dshowsrcwrapper dshowvideosink \ +DIST_SUBDIRS = acmenc acmmp3dec applemedia decklink directdraw directsound dvb linsys fbdev dshowdecwrapper dshowsrcwrapper dshowvideosink \ osxvideo qtwrapper shm vcd vdpau wasapi wininet winks winscreencap include $(top_srcdir)/common/parallel-subdirs.mak diff --git a/sys/decklink/DeckLinkAPI.h b/sys/decklink/DeckLinkAPI.h new file mode 100644 index 0000000000..19eb07e9cd --- /dev/null +++ b/sys/decklink/DeckLinkAPI.h @@ -0,0 +1,1095 @@ +/* -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 +#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, + bmdModeNTSCp = /* 'ntsp' */ 0x6E747370, + bmdModePALp = /* 'palp' */ 0x70616C70, + + /* 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, + bmdVideo3DPackingFramePacking = /* 'frpk' */ 0x6672706B, + 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 (/* out */ 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__ diff --git a/sys/decklink/DeckLinkAPIDispatch.cpp b/sys/decklink/DeckLinkAPIDispatch.cpp new file mode 100644 index 0000000000..72607782dc --- /dev/null +++ b/sys/decklink/DeckLinkAPIDispatch.cpp @@ -0,0 +1,110 @@ +/* -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- +**/ + +#include +#include +#include + +#include "DeckLinkAPI.h" + +#define kDeckLinkAPI_Name "libDeckLinkAPI.so" +#define KDeckLinkPreviewAPI_Name "libDeckLinkPreviewAPI.so" + +typedef IDeckLinkIterator* (*CreateIteratorFunc)(void); +typedef IDeckLinkGLScreenPreviewHelper* (*CreateOpenGLScreenPreviewHelperFunc)(void); +typedef IDeckLinkVideoConversion* (*CreateVideoConversionInstanceFunc)(void); + +static pthread_once_t gDeckLinkOnceControl = PTHREAD_ONCE_INIT; +static pthread_once_t gPreviewOnceControl = PTHREAD_ONCE_INIT; + +static CreateIteratorFunc gCreateIteratorFunc = NULL; +static CreateOpenGLScreenPreviewHelperFunc gCreateOpenGLPreviewFunc = NULL; +static CreateVideoConversionInstanceFunc gCreateVideoConversionFunc = NULL; + +static +void InitDeckLinkAPI (void) +{ + void *libraryHandle; + + libraryHandle = dlopen(kDeckLinkAPI_Name, RTLD_NOW|RTLD_GLOBAL); + if (!libraryHandle) + { + fprintf(stderr, "%s\n", dlerror()); + return; + } + gCreateIteratorFunc = (CreateIteratorFunc)dlsym(libraryHandle, "CreateDeckLinkIteratorInstance_0001"); + if (!gCreateIteratorFunc) + fprintf(stderr, "%s\n", dlerror()); + gCreateVideoConversionFunc = (CreateVideoConversionInstanceFunc)dlsym(libraryHandle, "CreateVideoConversionInstance_0001"); + if (!gCreateVideoConversionFunc) + fprintf(stderr, "%s\n", dlerror()); +} + +static +void InitDeckLinkPreviewAPI (void) +{ + void *libraryHandle; + + libraryHandle = dlopen(KDeckLinkPreviewAPI_Name, RTLD_NOW|RTLD_GLOBAL); + if (!libraryHandle) + { + fprintf(stderr, "%s\n", dlerror()); + return; + } + gCreateOpenGLPreviewFunc = (CreateOpenGLScreenPreviewHelperFunc)dlsym(libraryHandle, "CreateOpenGLScreenPreviewHelper_0001"); + if (!gCreateOpenGLPreviewFunc) + fprintf(stderr, "%s\n", dlerror()); +} + +IDeckLinkIterator* CreateDeckLinkIteratorInstance (void) +{ + pthread_once(&gDeckLinkOnceControl, InitDeckLinkAPI); + + if (gCreateIteratorFunc == NULL) + return NULL; + return gCreateIteratorFunc(); +} + +IDeckLinkGLScreenPreviewHelper* CreateOpenGLScreenPreviewHelper (void) +{ + pthread_once(&gDeckLinkOnceControl, InitDeckLinkAPI); + pthread_once(&gPreviewOnceControl, InitDeckLinkPreviewAPI); + + if (gCreateOpenGLPreviewFunc == NULL) + return NULL; + return gCreateOpenGLPreviewFunc(); +} + +IDeckLinkVideoConversion* CreateVideoConversionInstance (void) +{ + pthread_once(&gDeckLinkOnceControl, InitDeckLinkAPI); + + if (gCreateVideoConversionFunc == NULL) + return NULL; + return gCreateVideoConversionFunc(); +} + diff --git a/sys/decklink/LinuxCOM.h b/sys/decklink/LinuxCOM.h new file mode 100644 index 0000000000..2b13697d2b --- /dev/null +++ b/sys/decklink/LinuxCOM.h @@ -0,0 +1,99 @@ +/* -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- +*/ + +#ifndef __LINUX_COM_H_ +#define __LINUX_COM_H_ + +struct REFIID +{ + unsigned char byte0; + unsigned char byte1; + unsigned char byte2; + unsigned char byte3; + unsigned char byte4; + unsigned char byte5; + unsigned char byte6; + unsigned char byte7; + unsigned char byte8; + unsigned char byte9; + unsigned char byte10; + unsigned char byte11; + unsigned char byte12; + unsigned char byte13; + unsigned char byte14; + unsigned char byte15; +}; + +typedef REFIID CFUUIDBytes; +#define CFUUIDGetUUIDBytes(x) x + +typedef int HRESULT; +typedef unsigned long ULONG; +typedef void *LPVOID; + +#define SUCCEEDED(Status) ((HRESULT)(Status) >= 0) +#define FAILED(Status) ((HRESULT)(Status)<0) + +#define IS_ERROR(Status) ((unsigned long)(Status) >> 31 == SEVERITY_ERROR) +#define HRESULT_CODE(hr) ((hr) & 0xFFFF) +#define HRESULT_FACILITY(hr) (((hr) >> 16) & 0x1fff) +#define HRESULT_SEVERITY(hr) (((hr) >> 31) & 0x1) +#define SEVERITY_SUCCESS 0 +#define SEVERITY_ERROR 1 + +#define MAKE_HRESULT(sev,fac,code) ((HRESULT) (((unsigned long)(sev)<<31) | ((unsigned long)(fac)<<16) | ((unsigned long)(code))) ) + +#define S_OK ((HRESULT)0x00000000L) +#define S_FALSE ((HRESULT)0x00000001L) +#define E_UNEXPECTED ((HRESULT)0x8000FFFFL) +#define E_NOTIMPL ((HRESULT)0x80000001L) +#define E_OUTOFMEMORY ((HRESULT)0x80000002L) +#define E_INVALIDARG ((HRESULT)0x80000003L) +#define E_NOINTERFACE ((HRESULT)0x80000004L) +#define E_POINTER ((HRESULT)0x80000005L) +#define E_HANDLE ((HRESULT)0x80000006L) +#define E_ABORT ((HRESULT)0x80000007L) +#define E_FAIL ((HRESULT)0x80000008L) +#define E_ACCESSDENIED ((HRESULT)0x80000009L) + +#define STDMETHODCALLTYPE + +#define IID_IUnknown (REFIID){0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46} +#define IUnknownUUID IID_IUnknown + +#ifdef __cplusplus +class IUnknown +{ + public: + virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, LPVOID *ppv) = 0; + virtual ULONG STDMETHODCALLTYPE AddRef(void) = 0; + virtual ULONG STDMETHODCALLTYPE Release(void) = 0; +}; +#endif + +#endif + diff --git a/sys/decklink/Makefile.am b/sys/decklink/Makefile.am new file mode 100644 index 0000000000..60ec13441b --- /dev/null +++ b/sys/decklink/Makefile.am @@ -0,0 +1,25 @@ +plugin_LTLIBRARIES = libgstdecklink.la + +libgstdecklink_la_CPPFLAGS = \ + $(GST_PLUGINS_BAD_CXXFLAGS) \ + $(GST_PLUGINS_BASE_CXXFLAGS) \ + $(GST_CXXFLAGS) \ + $(DECKLINK_CXXFLAGS) +libgstdecklink_la_LIBADD = \ + $(GST_PLUGINS_BASE_LIBS) -lgstvideo-$(GST_MAJORMINOR) \ + $(GST_BASE_LIBS) \ + $(GST_LIBS) \ + $(DECKLINK_LIBS) +libgstdecklink_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) $(LIBM) +libgstdecklink_la_LIBTOOLFLAGS = --tag=disable-static + +libgstdecklink_la_SOURCES = \ + gstdecklinksrc.cpp \ + gstdecklinksrc.h \ + gstdecklinksink.cpp \ + gstdecklinksink.h \ + gstdecklink.cpp \ + capture.cpp \ + capture.h \ + DeckLinkAPIDispatch.cpp + diff --git a/sys/decklink/capture.cpp b/sys/decklink/capture.cpp new file mode 100644 index 0000000000..20bd660c9c --- /dev/null +++ b/sys/decklink/capture.cpp @@ -0,0 +1,430 @@ +/* -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- +*/ + +#include +#include +#include +#include +#include +#include + +#include "gstdecklinksrc.h" + +#include "DeckLinkAPI.h" +#include "capture.h" + + +int videoOutputFile = -1; +int audioOutputFile = -1; + +IDeckLink *deckLink; +IDeckLinkInput *deckLinkInput; +IDeckLinkDisplayModeIterator *displayModeIterator; + +static BMDTimecodeFormat g_timecodeFormat = 0; + +DeckLinkCaptureDelegate::DeckLinkCaptureDelegate ():m_refCount (0) +{ + pthread_mutex_init (&m_mutex, NULL); +} + +DeckLinkCaptureDelegate::~DeckLinkCaptureDelegate () +{ + pthread_mutex_destroy (&m_mutex); +} + +ULONG +DeckLinkCaptureDelegate::AddRef (void) +{ + pthread_mutex_lock (&m_mutex); + m_refCount++; + pthread_mutex_unlock (&m_mutex); + + return (ULONG) m_refCount; +} + +ULONG +DeckLinkCaptureDelegate::Release (void) +{ + pthread_mutex_lock (&m_mutex); + m_refCount--; + pthread_mutex_unlock (&m_mutex); + + if (m_refCount == 0) { + delete this; + return 0; + } + + return (ULONG) m_refCount; +} + +HRESULT +DeckLinkCaptureDelegate::VideoInputFrameArrived (IDeckLinkVideoInputFrame * + videoFrame, IDeckLinkAudioInputPacket * audioFrame) +{ + GstDecklinkSrc *decklinksrc = GST_DECKLINK_SRC (priv); + + // Handle Video Frame + if (videoFrame) { + if (videoFrame->GetFlags () & bmdFrameHasNoInputSource) { + GST_DEBUG("Frame received - No input signal detected"); + } else { + const char *timecodeString = NULL; + if (g_timecodeFormat != 0) { + IDeckLinkTimecode *timecode; + if (videoFrame->GetTimecode (g_timecodeFormat, &timecode) == S_OK) { + timecode->GetString (&timecodeString); + } + } + + GST_DEBUG("Frame received [%s] - %s - Size: %li bytes", + timecodeString != NULL ? timecodeString : "No timecode", + "Valid Frame", + videoFrame->GetRowBytes () * videoFrame->GetHeight ()); + + if (timecodeString) + free ((void *) timecodeString); + + g_mutex_lock (decklinksrc->mutex); + if (decklinksrc->video_frame != NULL) { + decklinksrc->dropped_frames++; + } else { + videoFrame->AddRef(); + decklinksrc->video_frame = videoFrame; + if (audioFrame) { + audioFrame->AddRef(); + decklinksrc->audio_frame = audioFrame; + } + } + g_cond_signal (decklinksrc->cond); + g_mutex_unlock (decklinksrc->mutex); + } + } + return S_OK; +} + +HRESULT +DeckLinkCaptureDelegate:: +VideoInputFormatChanged (BMDVideoInputFormatChangedEvents events, + IDeckLinkDisplayMode * mode, BMDDetectedVideoInputFormatFlags) +{ + GST_ERROR("moo"); + return S_OK; +} + +#ifdef unused +int +usage (int status) +{ + HRESULT result; + IDeckLinkDisplayMode *displayMode; + int displayModeCount = 0; + + fprintf (stderr, + "Usage: Capture -m [OPTIONS]\n" "\n" " -m :\n"); + + while (displayModeIterator->Next (&displayMode) == S_OK) { + char *displayModeString = NULL; + + result = displayMode->GetName ((const char **) &displayModeString); + if (result == S_OK) { + BMDTimeValue frameRateDuration, frameRateScale; + displayMode->GetFrameRate (&frameRateDuration, &frameRateScale); + + fprintf (stderr, " %2d: %-20s \t %li x %li \t %g FPS\n", + displayModeCount, displayModeString, displayMode->GetWidth (), + displayMode->GetHeight (), + (double) frameRateScale / (double) frameRateDuration); + + free (displayModeString); + displayModeCount++; + } + // Release the IDeckLinkDisplayMode object to prevent a leak + displayMode->Release (); + } + + fprintf (stderr, + " -p \n" + " 0: 8 bit YUV (4:2:2) (default)\n" + " 1: 10 bit YUV (4:2:2)\n" + " 2: 10 bit RGB (4:4:4)\n" + " -t Print timecode\n" + " rp188: RP 188\n" + " vitc: VITC\n" + " serial: Serial Timecode\n" + " -f Filename raw video will be written to\n" + " -a Filename raw audio will be written to\n" + " -c Audio Channels (2, 8 or 16 - default is 2)\n" + " -s Audio Sample Depth (16 or 32 - default is 16)\n" + " -n Number of frames to capture (default is unlimited)\n" + " -3 Capture Stereoscopic 3D (Requires 3D Hardware support)\n" + "\n" + "Capture video and/or audio to a file. Raw video and/or audio can be viewed with mplayer eg:\n" + "\n" + " Capture -m2 -n 50 -f video.raw -a audio.raw\n" + " mplayer video.raw -demuxer rawvideo -rawvideo pal:uyvy -audiofile audio.raw -audio-demuxer 20 -rawaudio rate=48000\n"); + + exit (status); +} + +int +main (int argc, char *argv[]) +{ + IDeckLinkIterator *deckLinkIterator = CreateDeckLinkIteratorInstance (); + DeckLinkCaptureDelegate *delegate; + IDeckLinkDisplayMode *displayMode; + BMDVideoInputFlags inputFlags = 0; + BMDDisplayMode selectedDisplayMode = bmdModeNTSC; + BMDPixelFormat pixelFormat = bmdFormat8BitYUV; + int displayModeCount = 0; + int exitStatus = 1; + int ch; + bool foundDisplayMode = false; + HRESULT result; + + pthread_mutex_init (&sleepMutex, NULL); + pthread_cond_init (&sleepCond, NULL); + + if (!deckLinkIterator) { + fprintf (stderr, + "This application requires the DeckLink drivers installed.\n"); + goto bail; + } + + /* Connect to the first DeckLink instance */ + result = deckLinkIterator->Next (&deckLink); + if (result != S_OK) { + fprintf (stderr, "No DeckLink PCI cards found.\n"); + goto bail; + } + + if (deckLink->QueryInterface (IID_IDeckLinkInput, + (void **) &deckLinkInput) != S_OK) + goto bail; + + delegate = new DeckLinkCaptureDelegate (); + deckLinkInput->SetCallback (delegate); + + // Obtain an IDeckLinkDisplayModeIterator to enumerate the display modes supported on output + result = deckLinkInput->GetDisplayModeIterator (&displayModeIterator); + if (result != S_OK) { + fprintf (stderr, + "Could not obtain the video output display mode iterator - result = %08x\n", + result); + goto bail; + } + // Parse command line options + while ((ch = getopt (argc, argv, "?h3c:s:f:a:m:n:p:t:")) != -1) { + switch (ch) { + case 'm': + g_videoModeIndex = atoi (optarg); + break; + case 'c': + g_audioChannels = atoi (optarg); + if (g_audioChannels != 2 && + g_audioChannels != 8 && g_audioChannels != 16) { + fprintf (stderr, + "Invalid argument: Audio Channels must be either 2, 8 or 16\n"); + goto bail; + } + break; + case 's': + g_audioSampleDepth = atoi (optarg); + if (g_audioSampleDepth != 16 && g_audioSampleDepth != 32) { + fprintf (stderr, + "Invalid argument: Audio Sample Depth must be either 16 bits or 32 bits\n"); + goto bail; + } + break; + case 'f': + g_videoOutputFile = optarg; + break; + case 'a': + g_audioOutputFile = optarg; + break; + case 'n': + g_maxFrames = atoi (optarg); + break; + case '3': + inputFlags |= bmdVideoInputDualStream3D; + break; + case 'p': + switch (atoi (optarg)) { + case 0: + pixelFormat = bmdFormat8BitYUV; + break; + case 1: + pixelFormat = bmdFormat10BitYUV; + break; + case 2: + pixelFormat = bmdFormat10BitRGB; + break; + default: + fprintf (stderr, "Invalid argument: Pixel format %d is not valid", + atoi (optarg)); + goto bail; + } + break; + case 't': + if (!strcmp (optarg, "rp188")) + g_timecodeFormat = bmdTimecodeRP188; + else if (!strcmp (optarg, "vitc")) + g_timecodeFormat = bmdTimecodeVITC; + else if (!strcmp (optarg, "serial")) + g_timecodeFormat = bmdTimecodeSerial; + else { + fprintf (stderr, + "Invalid argument: Timecode format \"%s\" is invalid\n", optarg); + goto bail; + } + break; + case '?': + case 'h': + usage (0); + } + } + + if (g_videoModeIndex < 0) { + fprintf (stderr, "No video mode specified\n"); + usage (0); + } + + if (g_videoOutputFile != NULL) { + videoOutputFile = + open (g_videoOutputFile, O_WRONLY | O_CREAT | O_TRUNC, 0664); + if (videoOutputFile < 0) { + fprintf (stderr, "Could not open video output file \"%s\"\n", + g_videoOutputFile); + goto bail; + } + } + if (g_audioOutputFile != NULL) { + audioOutputFile = + open (g_audioOutputFile, O_WRONLY | O_CREAT | O_TRUNC, 0664); + if (audioOutputFile < 0) { + fprintf (stderr, "Could not open audio output file \"%s\"\n", + g_audioOutputFile); + goto bail; + } + } + + while (displayModeIterator->Next (&displayMode) == S_OK) { + if (g_videoModeIndex == displayModeCount) { + BMDDisplayModeSupport result; + const char *displayModeName; + + foundDisplayMode = true; + displayMode->GetName (&displayModeName); + selectedDisplayMode = displayMode->GetDisplayMode (); + + deckLinkInput->DoesSupportVideoMode (selectedDisplayMode, pixelFormat, + bmdVideoInputFlagDefault, &result, NULL); + + if (result == bmdDisplayModeNotSupported) { + fprintf (stderr, + "The display mode %s is not supported with the selected pixel format\n", + displayModeName); + goto bail; + } + + if (inputFlags & bmdVideoInputDualStream3D) { + if (!(displayMode->GetFlags () & bmdDisplayModeSupports3D)) { + fprintf (stderr, "The display mode %s is not supported with 3D\n", + displayModeName); + goto bail; + } + } + + break; + } + displayModeCount++; + displayMode->Release (); + } + + if (!foundDisplayMode) { + fprintf (stderr, "Invalid mode %d specified\n", g_videoModeIndex); + goto bail; + } + + result = + deckLinkInput->EnableVideoInput (selectedDisplayMode, pixelFormat, + inputFlags); + if (result != S_OK) { + fprintf (stderr, + "Failed to enable video input. Is another application using the card?\n"); + goto bail; + } + + result = + deckLinkInput->EnableAudioInput (bmdAudioSampleRate48kHz, + g_audioSampleDepth, g_audioChannels); + if (result != S_OK) { + goto bail; + } + + result = deckLinkInput->StartStreams (); + if (result != S_OK) { + goto bail; + } + // All Okay. + exitStatus = 0; + + // Block main thread until signal occurs + pthread_mutex_lock (&sleepMutex); + pthread_cond_wait (&sleepCond, &sleepMutex); + pthread_mutex_unlock (&sleepMutex); + fprintf (stderr, "Stopping Capture\n"); + +bail: + + if (videoOutputFile) + close (videoOutputFile); + if (audioOutputFile) + close (audioOutputFile); + + if (displayModeIterator != NULL) { + displayModeIterator->Release (); + displayModeIterator = NULL; + } + + if (deckLinkInput != NULL) { + deckLinkInput->Release (); + deckLinkInput = NULL; + } + + if (deckLink != NULL) { + deckLink->Release (); + deckLink = NULL; + } + + if (deckLinkIterator != NULL) + deckLinkIterator->Release (); + + return exitStatus; +} +#endif + diff --git a/sys/decklink/capture.h b/sys/decklink/capture.h new file mode 100644 index 0000000000..3c1ab46951 --- /dev/null +++ b/sys/decklink/capture.h @@ -0,0 +1,25 @@ +#ifndef __CAPTURE_H__ +#define __CAPTURE_H__ + +#include "DeckLinkAPI.h" + +class DeckLinkCaptureDelegate : public IDeckLinkInputCallback +{ + public: + DeckLinkCaptureDelegate(); + ~DeckLinkCaptureDelegate(); + + virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, LPVOID *ppv) { return E_NOINTERFACE; } + virtual ULONG STDMETHODCALLTYPE AddRef(void); + virtual ULONG STDMETHODCALLTYPE Release(void); + virtual HRESULT STDMETHODCALLTYPE VideoInputFormatChanged(BMDVideoInputFormatChangedEvents, IDeckLinkDisplayMode*, BMDDetectedVideoInputFormatFlags); + virtual HRESULT STDMETHODCALLTYPE VideoInputFrameArrived(IDeckLinkVideoInputFrame*, IDeckLinkAudioInputPacket*); + + void *priv; + + private: + ULONG m_refCount; + pthread_mutex_t m_mutex; +}; + +#endif diff --git a/sys/decklink/gstdecklink.cpp b/sys/decklink/gstdecklink.cpp new file mode 100644 index 0000000000..4d4ed445ae --- /dev/null +++ b/sys/decklink/gstdecklink.cpp @@ -0,0 +1,44 @@ +/* GStreamer + * Copyright (C) 2011 David Schleef + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Suite 500, + * Boston, MA 02110-1335, USA. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#include "gstdecklinksrc.h" +#include "gstdecklinksink.h" + +static gboolean +plugin_init (GstPlugin * plugin) +{ + + gst_element_register (plugin, "decklinksrc", GST_RANK_NONE, + gst_decklink_src_get_type ()); + gst_element_register (plugin, "decklinksink", GST_RANK_NONE, + gst_decklink_sink_get_type ()); + + return TRUE; +} + +GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, + GST_VERSION_MINOR, + "decklink", + "Blackmagic Decklink plugin", + plugin_init, VERSION, "LGPL", PACKAGE_NAME, GST_PACKAGE_ORIGIN) diff --git a/sys/decklink/gstdecklinksink.cpp b/sys/decklink/gstdecklinksink.cpp new file mode 100644 index 0000000000..9fc39e40b4 --- /dev/null +++ b/sys/decklink/gstdecklinksink.cpp @@ -0,0 +1,1059 @@ +/* GStreamer + * Copyright (C) 2011 David Schleef + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Suite 500, + * Boston, MA 02110-1335, USA. + */ +/** + * SECTION:element-gstdecklinksink + * + * The decklinksink element is a sink element for BlackMagic DeckLink + * cards. + * + * + * Example launch line + * |[ + * gst-launch -v videotestsrc ! decklinksink + * ]| + * + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#include +#include "gstdecklinksink.h" +#include + +GST_DEBUG_CATEGORY_STATIC (gst_decklink_sink_debug_category); +#define GST_CAT_DEFAULT gst_decklink_sink_debug_category + +/* prototypes */ + + +static void gst_decklink_sink_set_property (GObject * object, + guint property_id, const GValue * value, GParamSpec * pspec); +static void gst_decklink_sink_get_property (GObject * object, + guint property_id, GValue * value, GParamSpec * pspec); +static void gst_decklink_sink_dispose (GObject * object); +static void gst_decklink_sink_finalize (GObject * object); + +static GstStateChangeReturn +gst_decklink_sink_change_state (GstElement * element, + GstStateChange transition); +static GstClock *gst_decklink_sink_provide_clock (GstElement * element); +static gboolean gst_decklink_sink_set_clock (GstElement * element, + GstClock * clock); +static GstIndex *gst_decklink_sink_get_index (GstElement * element); +static void gst_decklink_sink_set_index (GstElement * element, + GstIndex * index); +static gboolean gst_decklink_sink_send_event (GstElement * element, + GstEvent * event); +static gboolean gst_decklink_sink_query (GstElement * element, + GstQuery * query); + +static GstCaps *gst_decklink_sink_videosink_getcaps (GstPad * pad); +static gboolean gst_decklink_sink_videosink_setcaps (GstPad * pad, GstCaps * caps); +static gboolean gst_decklink_sink_videosink_acceptcaps (GstPad * pad, + GstCaps * caps); +static gboolean gst_decklink_sink_videosink_activate (GstPad * pad); +static gboolean gst_decklink_sink_videosink_activatepush (GstPad * pad, + gboolean active); +static gboolean gst_decklink_sink_videosink_activatepull (GstPad * pad, + gboolean active); +static GstPadLinkReturn gst_decklink_sink_videosink_link (GstPad * pad, + GstPad * peer); +static GstFlowReturn gst_decklink_sink_videosink_chain (GstPad * pad, + GstBuffer * buffer); +static GstFlowReturn gst_decklink_sink_videosink_chainlist (GstPad * pad, + GstBufferList * bufferlist); +static gboolean gst_decklink_sink_videosink_event (GstPad * pad, GstEvent * event); +static gboolean gst_decklink_sink_videosink_query (GstPad * pad, GstQuery * query); +static GstFlowReturn gst_decklink_sink_videosink_bufferalloc (GstPad * pad, + guint64 offset, guint size, GstCaps * caps, GstBuffer ** buf); +static GstIterator *gst_decklink_sink_videosink_iterintlink (GstPad * pad); + + +static GstCaps *gst_decklink_sink_audiosink_getcaps (GstPad * pad); +static gboolean gst_decklink_sink_audiosink_setcaps (GstPad * pad, GstCaps * caps); +static gboolean gst_decklink_sink_audiosink_acceptcaps (GstPad * pad, + GstCaps * caps); +static gboolean gst_decklink_sink_audiosink_activate (GstPad * pad); +static gboolean gst_decklink_sink_audiosink_activatepush (GstPad * pad, + gboolean active); +static gboolean gst_decklink_sink_audiosink_activatepull (GstPad * pad, + gboolean active); +static GstPadLinkReturn gst_decklink_sink_audiosink_link (GstPad * pad, + GstPad * peer); +static GstFlowReturn gst_decklink_sink_audiosink_chain (GstPad * pad, + GstBuffer * buffer); +static GstFlowReturn gst_decklink_sink_audiosink_chainlist (GstPad * pad, + GstBufferList * bufferlist); +static gboolean gst_decklink_sink_audiosink_event (GstPad * pad, GstEvent * event); +static gboolean gst_decklink_sink_audiosink_query (GstPad * pad, GstQuery * query); +static GstFlowReturn gst_decklink_sink_audiosink_bufferalloc (GstPad * pad, + guint64 offset, guint size, GstCaps * caps, GstBuffer ** buf); +static GstIterator *gst_decklink_sink_audiosink_iterintlink (GstPad * pad); + + +enum +{ + PROP_0 +}; + +/* pad templates */ + +#define MODE(w,h,n,d,i) \ + "video/x-raw-yuv,format=(fourcc)UYVY,width=" #w ",height=" #h \ + ",framerate=" #n "/" #d ",interlaced=" #i + +static GstStaticPadTemplate gst_decklink_sink_videosink_template = +GST_STATIC_PAD_TEMPLATE ("videosink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + GST_STATIC_CAPS ( + MODE(720,486,30000,1001,true) + )); +#if 0 + MODE(720,486,24000,1001,true) ";" + MODE(720,576,25,1,true) ";" + MODE(1920,1080,24000,1001,false) ";" + MODE(1920,1080,24,1,false) ";" + MODE(1920,1080,25,1,false) ";" + MODE(1920,1080,30000,1001,false) ";" + MODE(1920,1080,30,1,false) ";" + MODE(1920,1080,25,1,true) ";" + MODE(1920,1080,30000,1001,true) ";" + MODE(1920,1080,30,1,true) ";" + MODE(1280,720,50,1,true) ";" + MODE(1280,720,60000,1001,true) ";" + MODE(1280,720,60,1,true) +#endif + +static GstStaticPadTemplate gst_decklink_sink_audiosink_template = +GST_STATIC_PAD_TEMPLATE ("audiosink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + GST_STATIC_CAPS ("audio/x-raw-int,width=16,depth=16,channels=2,rate=48000") + ); + +typedef struct _DecklinkMode DecklinkMode; +struct _DecklinkMode { + BMDDisplayMode mode; + int width; + int height; + int fps_n; + int fps_d; + gboolean interlaced; +}; + +static DecklinkMode modes[] = { + { bmdModeNTSC, 720,486,30000,1001,true }, + { bmdModeNTSC2398, 720,486,24000,1001,true }, + { bmdModePAL, 720,576,25,1,true }, + { bmdModeHD1080p2398, 1920,1080,24000,1001,false }, + { bmdModeHD1080p24, 1920,1080,24,1,false }, + { bmdModeHD1080p25, 1920,1080,25,1,false }, + { bmdModeHD1080p2997, 1920,1080,30000,1001,false }, + { bmdModeHD1080p30, 1920,1080,30,1,false }, + { bmdModeHD1080i50, 1920,1080,25,1,true }, + { bmdModeHD1080i5994, 1920,1080,30000,1001,true }, + { bmdModeHD1080i6000, 1920,1080,30,1,true }, + { bmdModeHD720p50, 1280,720,50,1,true }, + { bmdModeHD720p5994, 1280,720,60000,1001,true }, + { bmdModeHD720p60, 1280,720,60,1,true } +}; + + +/* class initialization */ + +#define DEBUG_INIT(bla) \ + GST_DEBUG_CATEGORY_INIT (gst_decklink_sink_debug_category, "decklinksink", 0, \ + "debug category for decklinksink element"); + +GST_BOILERPLATE_FULL (GstDecklinkSink, gst_decklink_sink, GstElement, + GST_TYPE_ELEMENT, DEBUG_INIT); + +static void +gst_decklink_sink_base_init (gpointer g_class) +{ + GstElementClass *element_class = GST_ELEMENT_CLASS (g_class); + + gst_element_class_add_pad_template (element_class, + gst_static_pad_template_get (&gst_decklink_sink_videosink_template)); + gst_element_class_add_pad_template (element_class, + gst_static_pad_template_get (&gst_decklink_sink_audiosink_template)); + + gst_element_class_set_details_simple (element_class, "Decklink Sink", + "Video/Sink", "Decklink Sink", "David Schleef "); +} + +static void +gst_decklink_sink_class_init (GstDecklinkSinkClass * klass) +{ + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + GstElementClass *element_class = GST_ELEMENT_CLASS (klass); + + gobject_class->set_property = gst_decklink_sink_set_property; + gobject_class->get_property = gst_decklink_sink_get_property; + gobject_class->dispose = gst_decklink_sink_dispose; + gobject_class->finalize = gst_decklink_sink_finalize; + element_class->change_state = + GST_DEBUG_FUNCPTR (gst_decklink_sink_change_state); + element_class->provide_clock = + GST_DEBUG_FUNCPTR (gst_decklink_sink_provide_clock); + element_class->set_clock = GST_DEBUG_FUNCPTR (gst_decklink_sink_set_clock); + element_class->get_index = GST_DEBUG_FUNCPTR (gst_decklink_sink_get_index); + element_class->set_index = GST_DEBUG_FUNCPTR (gst_decklink_sink_set_index); + element_class->send_event = GST_DEBUG_FUNCPTR (gst_decklink_sink_send_event); + element_class->query = GST_DEBUG_FUNCPTR (gst_decklink_sink_query); + +} + +static void +gst_decklink_sink_init (GstDecklinkSink * decklinksink, + GstDecklinkSinkClass * decklinksink_class) +{ + + decklinksink->videosinkpad = + gst_pad_new_from_static_template (&gst_decklink_sink_videosink_template, + "sink"); + gst_pad_set_getcaps_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_getcaps)); + gst_pad_set_setcaps_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_setcaps)); + gst_pad_set_acceptcaps_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_acceptcaps)); + gst_pad_set_activate_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activate)); + gst_pad_set_activatepush_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activatepush)); + gst_pad_set_activatepull_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activatepull)); + gst_pad_set_link_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_link)); + gst_pad_set_chain_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_chain)); + gst_pad_set_chain_list_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_chainlist)); + gst_pad_set_event_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_event)); + gst_pad_set_query_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_query)); + gst_pad_set_bufferalloc_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_bufferalloc)); + gst_pad_set_iterate_internal_links_function (decklinksink->videosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_iterintlink)); + gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->videosinkpad); + + + + decklinksink->audiosinkpad = + gst_pad_new_from_static_template (&gst_decklink_sink_audiosink_template, + "audiosink"); + gst_pad_set_getcaps_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_getcaps)); + gst_pad_set_setcaps_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_setcaps)); + gst_pad_set_acceptcaps_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_acceptcaps)); + gst_pad_set_activate_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activate)); + gst_pad_set_activatepush_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activatepush)); + gst_pad_set_activatepull_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activatepull)); + gst_pad_set_link_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_link)); + gst_pad_set_chain_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_chain)); + gst_pad_set_chain_list_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_chainlist)); + gst_pad_set_event_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_event)); + gst_pad_set_query_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_query)); + gst_pad_set_bufferalloc_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_bufferalloc)); + gst_pad_set_iterate_internal_links_function (decklinksink->audiosinkpad, + GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_iterintlink)); + gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->audiosinkpad); + + + decklinksink->cond = g_cond_new(); + decklinksink->mutex = g_mutex_new(); + + decklinksink->mode = 0; + + decklinksink->width = modes[decklinksink->mode].width; + decklinksink->height = modes[decklinksink->mode].height; + decklinksink->fps_n = modes[decklinksink->mode].fps_n; + decklinksink->fps_d = modes[decklinksink->mode].fps_d; + decklinksink->interlaced = modes[decklinksink->mode].interlaced; + decklinksink->bmd_mode = modes[decklinksink->mode].mode; + + decklinksink->callback = new Output; + decklinksink->callback->decklinksink = decklinksink; +} + +void +gst_decklink_sink_set_property (GObject * object, guint property_id, + const GValue * value, GParamSpec * pspec) +{ + GstDecklinkSink *decklinksink; + + g_return_if_fail (GST_IS_DECKLINK_SINK (object)); + decklinksink = GST_DECKLINK_SINK (object); + + switch (property_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +void +gst_decklink_sink_get_property (GObject * object, guint property_id, + GValue * value, GParamSpec * pspec) +{ + GstDecklinkSink *decklinksink; + + g_return_if_fail (GST_IS_DECKLINK_SINK (object)); + decklinksink = GST_DECKLINK_SINK (object); + + switch (property_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +void +gst_decklink_sink_dispose (GObject * object) +{ + GstDecklinkSink *decklinksink; + + g_return_if_fail (GST_IS_DECKLINK_SINK (object)); + decklinksink = GST_DECKLINK_SINK (object); + + /* clean up as possible. may be called multiple times */ + + G_OBJECT_CLASS (parent_class)->dispose (object); +} + +void +gst_decklink_sink_finalize (GObject * object) +{ + GstDecklinkSink *decklinksink; + + g_return_if_fail (GST_IS_DECKLINK_SINK (object)); + decklinksink = GST_DECKLINK_SINK (object); + + /* clean up object here */ + g_cond_free (decklinksink->cond); + g_mutex_free (decklinksink->mutex); + + delete decklinksink->callback; + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +static gboolean +gst_decklink_sink_start (GstDecklinkSink *decklinksink) +{ + IDeckLinkIterator *iterator; + HRESULT ret; + IDeckLinkDisplayModeIterator *mode_iterator; + IDeckLinkDisplayMode *mode; + BMDTimeValue fps_n; + BMDTimeScale fps_d; + + iterator = CreateDeckLinkIteratorInstance (); + if (iterator == NULL) { + GST_ERROR("no driver"); + return FALSE; + } + + ret = iterator->Next (&decklinksink->decklink); + if (ret != S_OK) { + GST_ERROR("no card"); + return FALSE; + } + + ret = decklinksink->decklink->QueryInterface (IID_IDeckLinkOutput, + (void **)&decklinksink->output); + if (ret != S_OK) { + GST_ERROR ("no output"); + return FALSE; + } + + decklinksink->output->SetAudioCallback (decklinksink->callback); + + ret = decklinksink->output->GetDisplayModeIterator (&mode_iterator); + if (ret != S_OK) { + GST_ERROR ("failed to get display mode iterator"); + return FALSE; + } + + while (mode_iterator->Next (&mode) == S_OK) { + break; + } + if (!mode) { + GST_ERROR ("bad mode"); + return FALSE; + } + + decklinksink->width = mode->GetWidth (); + decklinksink->height = mode->GetHeight (); + mode->GetFrameRate (&fps_n, &fps_d); + decklinksink->fps_n = fps_n; + decklinksink->fps_d = fps_d; + + decklinksink->display_mode = mode->GetDisplayMode (); + + ret = decklinksink->output->EnableVideoOutput (decklinksink->display_mode, + bmdVideoOutputFlagDefault); + if (ret != S_OK) { + GST_ERROR ("failed to enable video output"); + return FALSE; + } + //decklinksink->video_enabled = TRUE; + + decklinksink->output->SetScheduledFrameCompletionCallback (decklinksink->callback); + + if (0) { + ret = decklinksink->output->EnableAudioOutput (bmdAudioSampleRate48kHz, + 16, 2, bmdAudioOutputStreamContinuous); + if (ret != S_OK) { + GST_ERROR ("failed to enable audio output"); + return FALSE; + } + } + + decklinksink->num_frames = 0; + + return TRUE; +} + +static gboolean +gst_decklink_sink_force_stop (GstDecklinkSink *decklinksink) +{ + g_mutex_lock (decklinksink->mutex); + decklinksink->stop = TRUE; + g_cond_signal (decklinksink->cond); + g_mutex_unlock (decklinksink->mutex); + + return TRUE; +} + +static gboolean +gst_decklink_sink_stop (GstDecklinkSink *decklinksink) +{ + decklinksink->output->StopScheduledPlayback (0, NULL, 0); + decklinksink->output->DisableAudioOutput (); + decklinksink->output->DisableVideoOutput (); + + return TRUE; +} + +static GstStateChangeReturn +gst_decklink_sink_change_state (GstElement * element, GstStateChange transition) +{ + GstDecklinkSink *decklinksink; + GstStateChangeReturn ret; + + g_return_val_if_fail (GST_IS_DECKLINK_SINK (element), + GST_STATE_CHANGE_FAILURE); + decklinksink = GST_DECKLINK_SINK (element); + + switch (transition) { + case GST_STATE_CHANGE_NULL_TO_READY: + if (!gst_decklink_sink_start (decklinksink)) { + ret = GST_STATE_CHANGE_FAILURE; + goto out; + } + break; + case GST_STATE_CHANGE_READY_TO_PAUSED: + break; + case GST_STATE_CHANGE_PAUSED_TO_PLAYING: + break; + default: + break; + } + + ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition); + + switch (transition) { + case GST_STATE_CHANGE_PLAYING_TO_PAUSED: + gst_decklink_sink_force_stop (decklinksink); + break; + case GST_STATE_CHANGE_PAUSED_TO_READY: + break; + case GST_STATE_CHANGE_READY_TO_NULL: + gst_decklink_sink_stop (decklinksink); + break; + default: + break; + } + +out: + return ret; +} + +static GstClock * +gst_decklink_sink_provide_clock (GstElement * element) +{ + + return NULL; +} + +static gboolean +gst_decklink_sink_set_clock (GstElement * element, GstClock * clock) +{ + + return TRUE; +} + +static GstIndex * +gst_decklink_sink_get_index (GstElement * element) +{ + + return NULL; +} + +static void +gst_decklink_sink_set_index (GstElement * element, GstIndex * index) +{ + +} + +static gboolean +gst_decklink_sink_send_event (GstElement * element, GstEvent * event) +{ + + return TRUE; +} + +static gboolean +gst_decklink_sink_query (GstElement * element, GstQuery * query) +{ + + return FALSE; +} + +static GstCaps * +gst_decklink_sink_videosink_getcaps (GstPad * pad) +{ + GstDecklinkSink *decklinksink; + GstCaps *caps; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "getcaps"); + + caps = gst_caps_copy (gst_pad_get_pad_template_caps (pad)); + + gst_object_unref (decklinksink); + return caps; +} + +static gboolean +gst_decklink_sink_videosink_setcaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "setcaps"); + + + gst_object_unref (decklinksink); + return TRUE; +} + +static gboolean +gst_decklink_sink_videosink_acceptcaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "acceptcaps"); + + + gst_object_unref (decklinksink); + return TRUE; +} + +static gboolean +gst_decklink_sink_videosink_activate (GstPad * pad) +{ + GstDecklinkSink *decklinksink; + gboolean ret; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "activate"); + + if (gst_pad_check_pull_range (pad)) { + GST_DEBUG_OBJECT (pad, "activating pull"); + ret = gst_pad_activate_pull (pad, TRUE); + } else { + GST_DEBUG_OBJECT (pad, "activating push"); + ret = gst_pad_activate_push (pad, TRUE); + } + + gst_object_unref (decklinksink); + return ret; +} + +static gboolean +gst_decklink_sink_videosink_activatepush (GstPad * pad, gboolean active) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "activatepush"); + + + gst_object_unref (decklinksink); + return TRUE; +} + +static gboolean +gst_decklink_sink_videosink_activatepull (GstPad * pad, gboolean active) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "activatepull"); + + + gst_object_unref (decklinksink); + return TRUE; +} + +static GstPadLinkReturn +gst_decklink_sink_videosink_link (GstPad * pad, GstPad * peer) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "link"); + + + gst_object_unref (decklinksink); + return GST_PAD_LINK_OK; +} + +static GstFlowReturn +gst_decklink_sink_videosink_chain (GstPad * pad, GstBuffer * buffer) +{ + GstDecklinkSink *decklinksink; + IDeckLinkMutableVideoFrame *frame; + void *data; + GstFlowReturn ret; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "chain"); + +#if 0 + if (!decklinksink->video_enabled) { + HRESULT ret; + ret = decklinksink->output->EnableVideoOutput (decklinksink->display_mode, + bmdVideoOutputFlagDefault); + if (ret != S_OK) { + GST_ERROR ("failed to enable video output"); + //return FALSE; + } + decklinksink->video_enabled = TRUE; + } +#endif + + decklinksink->output->CreateVideoFrame (decklinksink->width, + decklinksink->height, decklinksink->width * 2, bmdFormat8BitYUV, + bmdFrameFlagDefault, &frame); + + frame->GetBytes (&data); + memcpy (data, GST_BUFFER_DATA (buffer), GST_BUFFER_SIZE (buffer)); + gst_buffer_unref (buffer); + + g_mutex_lock (decklinksink->mutex); + while (decklinksink->queued_frames > 2 && !decklinksink->stop) { + g_cond_wait (decklinksink->cond, decklinksink->mutex); + } + if (!decklinksink->stop) { + decklinksink->queued_frames++; + } + g_mutex_unlock (decklinksink->mutex); + + if (!decklinksink->stop) { + decklinksink->output->ScheduleVideoFrame (frame, + decklinksink->num_frames * decklinksink->fps_n, + decklinksink->fps_n, decklinksink->fps_d); + decklinksink->num_frames++; + + if (!decklinksink->sched_started) { + decklinksink->output->StartScheduledPlayback (0, 100, 1.0); + decklinksink->sched_started = TRUE; + } + + ret = GST_FLOW_OK; + } else { + ret = GST_FLOW_WRONG_STATE; + } + + frame->Release (); + + gst_object_unref (decklinksink); + return ret; +} + +static GstFlowReturn +gst_decklink_sink_videosink_chainlist (GstPad * pad, GstBufferList * bufferlist) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "chainlist"); + + + gst_object_unref (decklinksink); + return GST_FLOW_OK; +} + +static gboolean +gst_decklink_sink_videosink_event (GstPad * pad, GstEvent * event) +{ + gboolean res; + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "event"); + + switch (GST_EVENT_TYPE (event)) { + default: + res = gst_pad_event_default (pad, event); + break; + } + + gst_object_unref (decklinksink); + return res; +} + +static gboolean +gst_decklink_sink_videosink_query (GstPad * pad, GstQuery * query) +{ + gboolean res; + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "query"); + + switch (GST_QUERY_TYPE (query)) { + default: + res = gst_pad_query_default (pad, query); + break; + } + + gst_object_unref (decklinksink); + return res; +} + +static GstFlowReturn +gst_decklink_sink_videosink_bufferalloc (GstPad * pad, guint64 offset, guint size, + GstCaps * caps, GstBuffer ** buf) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "bufferalloc"); + + + *buf = gst_buffer_new_and_alloc (size); + gst_buffer_set_caps (*buf, caps); + + gst_object_unref (decklinksink); + return GST_FLOW_OK; +} + +static GstIterator * +gst_decklink_sink_videosink_iterintlink (GstPad * pad) +{ + GstDecklinkSink *decklinksink; + GstIterator *iter; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "iterintlink"); + + iter = gst_pad_iterate_internal_links_default (pad); + + gst_object_unref (decklinksink); + return iter; +} + + +static GstCaps * +gst_decklink_sink_audiosink_getcaps (GstPad * pad) +{ + GstDecklinkSink *decklinksink; + GstCaps *caps; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "getcaps"); + + caps = gst_caps_copy (gst_pad_get_pad_template_caps (pad)); + + gst_object_unref (decklinksink); + return caps; +} + +static gboolean +gst_decklink_sink_audiosink_setcaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "setcaps"); + + + gst_object_unref (decklinksink); + return TRUE; +} + +static gboolean +gst_decklink_sink_audiosink_acceptcaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "acceptcaps"); + + + gst_object_unref (decklinksink); + return TRUE; +} + +static gboolean +gst_decklink_sink_audiosink_activate (GstPad * pad) +{ + GstDecklinkSink *decklinksink; + gboolean ret; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "activate"); + + if (gst_pad_check_pull_range (pad)) { + GST_DEBUG_OBJECT (pad, "activating pull"); + ret = gst_pad_activate_pull (pad, TRUE); + } else { + GST_DEBUG_OBJECT (pad, "activating push"); + ret = gst_pad_activate_push (pad, TRUE); + } + + gst_object_unref (decklinksink); + return ret; +} + +static gboolean +gst_decklink_sink_audiosink_activatepush (GstPad * pad, gboolean active) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "activatepush"); + + + gst_object_unref (decklinksink); + return TRUE; +} + +static gboolean +gst_decklink_sink_audiosink_activatepull (GstPad * pad, gboolean active) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "activatepull"); + + + gst_object_unref (decklinksink); + return TRUE; +} + +static GstPadLinkReturn +gst_decklink_sink_audiosink_link (GstPad * pad, GstPad * peer) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "link"); + + + gst_object_unref (decklinksink); + return GST_PAD_LINK_OK; +} + +static GstFlowReturn +gst_decklink_sink_audiosink_chain (GstPad * pad, GstBuffer * buffer) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "chain"); + + + gst_object_unref (decklinksink); + return GST_FLOW_OK; +} + +static GstFlowReturn +gst_decklink_sink_audiosink_chainlist (GstPad * pad, GstBufferList * bufferlist) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "chainlist"); + + + gst_object_unref (decklinksink); + return GST_FLOW_OK; +} + +static gboolean +gst_decklink_sink_audiosink_event (GstPad * pad, GstEvent * event) +{ + gboolean res; + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "event"); + + switch (GST_EVENT_TYPE (event)) { + default: + res = gst_pad_event_default (pad, event); + break; + } + + gst_object_unref (decklinksink); + return res; +} + +static gboolean +gst_decklink_sink_audiosink_query (GstPad * pad, GstQuery * query) +{ + gboolean res; + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "query"); + + switch (GST_QUERY_TYPE (query)) { + default: + res = gst_pad_query_default (pad, query); + break; + } + + gst_object_unref (decklinksink); + return res; +} + +static GstFlowReturn +gst_decklink_sink_audiosink_bufferalloc (GstPad * pad, guint64 offset, guint size, + GstCaps * caps, GstBuffer ** buf) +{ + GstDecklinkSink *decklinksink; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "bufferalloc"); + + + *buf = gst_buffer_new_and_alloc (size); + gst_buffer_set_caps (*buf, caps); + + gst_object_unref (decklinksink); + return GST_FLOW_OK; +} + +static GstIterator * +gst_decklink_sink_audiosink_iterintlink (GstPad * pad) +{ + GstDecklinkSink *decklinksink; + GstIterator *iter; + + decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksink, "iterintlink"); + + iter = gst_pad_iterate_internal_links_default (pad); + + gst_object_unref (decklinksink); + return iter; +} + + + +HRESULT +Output::ScheduledFrameCompleted (IDeckLinkVideoFrame * completedFrame, + BMDOutputFrameCompletionResult result) +{ + GST_DEBUG("ScheduledFrameCompleted"); + + g_mutex_lock (decklinksink->mutex); + g_cond_signal (decklinksink->cond); + decklinksink->queued_frames--; + g_mutex_unlock (decklinksink->mutex); + + return S_OK; +} + +HRESULT +Output::ScheduledPlaybackHasStopped () +{ + GST_ERROR("ScheduledPlaybackHasStopped"); + return S_OK; +} + +HRESULT +Output::RenderAudioSamples (bool preroll) +{ + GST_ERROR("RenderAudioSamples"); + + return S_OK; +} + diff --git a/sys/decklink/gstdecklinksink.h b/sys/decklink/gstdecklinksink.h new file mode 100644 index 0000000000..2f0d1d799b --- /dev/null +++ b/sys/decklink/gstdecklinksink.h @@ -0,0 +1,92 @@ +/* GStreamer + * Copyright (C) 2011 David Schleef + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef _GST_DECKLINK_SINK_H_ +#define _GST_DECKLINK_SINK_H_ + +#include +#include "DeckLinkAPI.h" + +G_BEGIN_DECLS + +#define GST_TYPE_DECKLINK_SINK (gst_decklink_sink_get_type()) +#define GST_DECKLINK_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DECKLINK_SINK,GstDecklinkSink)) +#define GST_DECKLINK_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DECKLINK_SINK,GstDecklinkSinkClass)) +#define GST_IS_DECKLINK_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DECKLINK_SINK)) +#define GST_IS_DECKLINK_SINK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DECKLINK_SINK)) + +typedef struct _GstDecklinkSink GstDecklinkSink; +typedef struct _GstDecklinkSinkClass GstDecklinkSinkClass; + +class Output : public IDeckLinkVideoOutputCallback, +public IDeckLinkAudioOutputCallback +{ + public: + GstDecklinkSink *decklinksink; + + virtual HRESULT STDMETHODCALLTYPE QueryInterface (REFIID iid, LPVOID *ppv) {return E_NOINTERFACE;} + virtual ULONG STDMETHODCALLTYPE AddRef () {return 1;} + virtual ULONG STDMETHODCALLTYPE Release () {return 1;} + virtual HRESULT STDMETHODCALLTYPE ScheduledFrameCompleted (IDeckLinkVideoFrame* completedFrame, BMDOutputFrameCompletionResult result); + virtual HRESULT STDMETHODCALLTYPE ScheduledPlaybackHasStopped (); + virtual HRESULT STDMETHODCALLTYPE RenderAudioSamples (bool preroll); +}; + +struct _GstDecklinkSink +{ + GstElement base_decklinksink; + + GstPad *videosinkpad; + GstPad *audiosinkpad; + + GMutex *mutex; + GCond *cond; + int queued_frames; + gboolean stop; + + IDeckLink *decklink; + IDeckLinkOutput *output; + Output *callback; + BMDDisplayMode display_mode; + gboolean video_enabled; + gboolean sched_started; + + int num_frames; + int fps_n; + int fps_d; + int width; + int height; + gboolean interlaced; + BMDDisplayMode bmd_mode; + + /* properties */ + int mode; + +}; + +struct _GstDecklinkSinkClass +{ + GstElementClass base_decklinksink_class; +}; + +GType gst_decklink_sink_get_type (void); + +G_END_DECLS + +#endif diff --git a/sys/decklink/gstdecklinksrc.cpp b/sys/decklink/gstdecklinksrc.cpp new file mode 100644 index 0000000000..9f78460528 --- /dev/null +++ b/sys/decklink/gstdecklinksrc.cpp @@ -0,0 +1,1096 @@ +/* GStreamer + * Copyright (C) 2011 David Schleef + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Suite 500, + * Boston, MA 02110-1335, USA. + */ +/** + * SECTION:element-gstdecklinksrc + * + * The decklinksrc element is a source element for Blackmagic + * Decklink cards. + * + * + * Example launch line + * |[ + * gst-launch -v decklinksrc ! xvimagesink + * ]| + * + * + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#include "gstdecklinksrc.h" +#include "capture.h" +#include + +GST_DEBUG_CATEGORY_STATIC (gst_decklink_src_debug_category); +#define GST_CAT_DEFAULT gst_decklink_src_debug_category + +/* prototypes */ + + +static void gst_decklink_src_set_property (GObject * object, + guint property_id, const GValue * value, GParamSpec * pspec); +static void gst_decklink_src_get_property (GObject * object, + guint property_id, GValue * value, GParamSpec * pspec); +static void gst_decklink_src_dispose (GObject * object); +static void gst_decklink_src_finalize (GObject * object); + +static GstPad *gst_decklink_src_request_new_pad (GstElement * element, + GstPadTemplate * templ, const gchar * name); +static void gst_decklink_src_release_pad (GstElement * element, GstPad * pad); +static GstStateChangeReturn +gst_decklink_src_change_state (GstElement * element, GstStateChange transition); +static GstClock *gst_decklink_src_provide_clock (GstElement * element); +static gboolean gst_decklink_src_set_clock (GstElement * element, + GstClock * clock); +static GstIndex *gst_decklink_src_get_index (GstElement * element); +static void gst_decklink_src_set_index (GstElement * element, GstIndex * index); +static gboolean gst_decklink_src_send_event (GstElement * element, + GstEvent * event); +static gboolean gst_decklink_src_query (GstElement * element, GstQuery * query); + +static GstCaps *gst_decklink_src_audio_src_getcaps (GstPad * pad); +static gboolean gst_decklink_src_audio_src_setcaps (GstPad * pad, GstCaps * caps); +static gboolean gst_decklink_src_audio_src_acceptcaps (GstPad * pad, GstCaps * caps); +static void gst_decklink_src_audio_src_fixatecaps (GstPad * pad, GstCaps * caps); +static gboolean gst_decklink_src_audio_src_activate (GstPad * pad); +static gboolean gst_decklink_src_audio_src_activatepush (GstPad * pad, + gboolean active); +static gboolean gst_decklink_src_audio_src_activatepull (GstPad * pad, + gboolean active); +static GstPadLinkReturn gst_decklink_src_audio_src_link (GstPad * pad, GstPad * peer); +static GstFlowReturn gst_decklink_src_audio_src_getrange (GstPad * pad, + guint64 offset, guint length, GstBuffer ** buffer); +static gboolean gst_decklink_src_audio_src_event (GstPad * pad, GstEvent * event); +static gboolean gst_decklink_src_audio_src_query (GstPad * pad, GstQuery * query); +static GstIterator *gst_decklink_src_audio_src_iterintlink (GstPad * pad); + + +static GstCaps *gst_decklink_src_video_src_getcaps (GstPad * pad); +static gboolean gst_decklink_src_video_src_setcaps (GstPad * pad, GstCaps * caps); +static gboolean gst_decklink_src_video_src_acceptcaps (GstPad * pad, GstCaps * caps); +static void gst_decklink_src_video_src_fixatecaps (GstPad * pad, GstCaps * caps); +static gboolean gst_decklink_src_video_src_activate (GstPad * pad); +static gboolean gst_decklink_src_video_src_activatepush (GstPad * pad, + gboolean active); +static gboolean gst_decklink_src_video_src_activatepull (GstPad * pad, + gboolean active); +static GstPadLinkReturn gst_decklink_src_video_src_link (GstPad * pad, GstPad * peer); +static GstFlowReturn gst_decklink_src_video_src_getrange (GstPad * pad, + guint64 offset, guint length, GstBuffer ** buffer); +static gboolean gst_decklink_src_video_src_event (GstPad * pad, GstEvent * event); +static gboolean gst_decklink_src_video_src_query (GstPad * pad, GstQuery * query); +static GstIterator *gst_decklink_src_video_src_iterintlink (GstPad * pad); + +static void gst_decklink_src_task (void *priv); + +enum +{ + PROP_0 +}; + +/* pad templates */ + +static GstStaticPadTemplate gst_decklink_src_audio_src_template = +GST_STATIC_PAD_TEMPLATE ("audiosrc", + GST_PAD_SRC, + GST_PAD_ALWAYS, + GST_STATIC_CAPS ("audio/x-raw-int,width=16,depth=16,channels=2,rate=48000") + ); + +#define MODE(w,h,n,d,i) \ + "video/x-raw-yuv,format=(fourcc)UYVY,width=" #w ",height=" #h \ + ",framerate=" #n "/" #d ",interlaced=" #i + +static GstStaticPadTemplate gst_decklink_src_video_src_template = +GST_STATIC_PAD_TEMPLATE ("videosrc", + GST_PAD_SRC, + GST_PAD_ALWAYS, + GST_STATIC_CAPS ( + MODE(720,486,30000,1001,true) ";" + MODE(720,486,24000,1001,true) ";" + MODE(720,576,25,1,true) ";" + MODE(1920,1080,24000,1001,false) ";" + MODE(1920,1080,24,1,false) ";" + MODE(1920,1080,25,1,false) ";" + MODE(1920,1080,30000,1001,false) ";" + MODE(1920,1080,30,1,false) ";" + MODE(1920,1080,25,1,true) ";" + MODE(1920,1080,30000,1001,true) ";" + MODE(1920,1080,30,1,true) ";" + MODE(1280,720,50,1,true) ";" + MODE(1280,720,60000,1001,true) ";" + MODE(1280,720,60,1,true) + )); + +typedef struct _DecklinkMode DecklinkMode; +struct _DecklinkMode { + BMDDisplayMode mode; + int width; + int height; + int fps_n; + int fps_d; + gboolean interlaced; +}; + +static DecklinkMode modes[] = { + { bmdModeNTSC, 720,486,30000,1001,true }, + { bmdModeNTSC2398, 720,486,24000,1001,true }, + { bmdModePAL, 720,576,25,1,true }, + { bmdModeHD1080p2398, 1920,1080,24000,1001,false }, + { bmdModeHD1080p24, 1920,1080,24,1,false }, + { bmdModeHD1080p25, 1920,1080,25,1,false }, + { bmdModeHD1080p2997, 1920,1080,30000,1001,false }, + { bmdModeHD1080p30, 1920,1080,30,1,false }, + { bmdModeHD1080i50, 1920,1080,25,1,true }, + { bmdModeHD1080i5994, 1920,1080,30000,1001,true }, + { bmdModeHD1080i6000, 1920,1080,30,1,true }, + { bmdModeHD720p50, 1280,720,50,1,true }, + { bmdModeHD720p5994, 1280,720,60000,1001,true }, + { bmdModeHD720p60, 1280,720,60,1,true } +}; + + +/* class initialization */ + +#define DEBUG_INIT(bla) \ + GST_DEBUG_CATEGORY_INIT (gst_decklink_src_debug_category, "decklinksrc", 0, \ + "debug category for decklinksrc element"); + +GST_BOILERPLATE_FULL (GstDecklinkSrc, gst_decklink_src, GstElement, + GST_TYPE_ELEMENT, DEBUG_INIT); + +static void +gst_decklink_src_base_init (gpointer g_class) +{ + GstElementClass *element_class = GST_ELEMENT_CLASS (g_class); + + gst_element_class_add_pad_template (element_class, + gst_static_pad_template_get (&gst_decklink_src_audio_src_template)); + gst_element_class_add_pad_template (element_class, + gst_static_pad_template_get (&gst_decklink_src_video_src_template)); + + gst_element_class_set_details_simple (element_class, "Decklink source", + "Source/Video", "DeckLink Source", "David Schleef "); +} + +static void +gst_decklink_src_class_init (GstDecklinkSrcClass * klass) +{ + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + GstElementClass *element_class = GST_ELEMENT_CLASS (klass); + + gobject_class->set_property = gst_decklink_src_set_property; + gobject_class->get_property = gst_decklink_src_get_property; + gobject_class->dispose = gst_decklink_src_dispose; + gobject_class->finalize = gst_decklink_src_finalize; + element_class->request_new_pad = + GST_DEBUG_FUNCPTR (gst_decklink_src_request_new_pad); + element_class->release_pad = GST_DEBUG_FUNCPTR (gst_decklink_src_release_pad); + element_class->change_state = + GST_DEBUG_FUNCPTR (gst_decklink_src_change_state); + element_class->provide_clock = + GST_DEBUG_FUNCPTR (gst_decklink_src_provide_clock); + element_class->set_clock = GST_DEBUG_FUNCPTR (gst_decklink_src_set_clock); + element_class->get_index = GST_DEBUG_FUNCPTR (gst_decklink_src_get_index); + element_class->set_index = GST_DEBUG_FUNCPTR (gst_decklink_src_set_index); + element_class->send_event = GST_DEBUG_FUNCPTR (gst_decklink_src_send_event); + element_class->query = GST_DEBUG_FUNCPTR (gst_decklink_src_query); + +} + +static void +gst_decklink_src_init (GstDecklinkSrc * decklinksrc, + GstDecklinkSrcClass * decklinksrc_class) +{ + g_static_rec_mutex_init (&decklinksrc->task_mutex); + decklinksrc->task = gst_task_create (gst_decklink_src_task, decklinksrc); + gst_task_set_lock (decklinksrc->task, &decklinksrc->task_mutex); + + decklinksrc->audiosrcpad = + gst_pad_new_from_static_template (&gst_decklink_src_audio_src_template, "audiosrc"); + gst_pad_set_getcaps_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_getcaps)); + gst_pad_set_setcaps_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_setcaps)); + gst_pad_set_acceptcaps_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_acceptcaps)); + gst_pad_set_fixatecaps_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_fixatecaps)); + gst_pad_set_activate_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activate)); + gst_pad_set_activatepush_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activatepush)); + gst_pad_set_activatepull_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activatepull)); + gst_pad_set_link_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_link)); + gst_pad_set_getrange_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_getrange)); + gst_pad_set_event_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_event)); + gst_pad_set_query_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_query)); + gst_pad_set_iterate_internal_links_function (decklinksrc->audiosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_iterintlink)); + gst_element_add_pad (GST_ELEMENT (decklinksrc), decklinksrc->audiosrcpad); + + + + decklinksrc->videosrcpad = + gst_pad_new_from_static_template (&gst_decklink_src_video_src_template, "videosrc"); + gst_pad_set_getcaps_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_getcaps)); + gst_pad_set_setcaps_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_setcaps)); + gst_pad_set_acceptcaps_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_acceptcaps)); + gst_pad_set_fixatecaps_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_fixatecaps)); + gst_pad_set_activate_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activate)); + gst_pad_set_activatepush_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activatepush)); + gst_pad_set_activatepull_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activatepull)); + gst_pad_set_link_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_link)); + gst_pad_set_getrange_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_getrange)); + gst_pad_set_event_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_event)); + gst_pad_set_query_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_query)); + gst_pad_set_iterate_internal_links_function (decklinksrc->videosrcpad, + GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_iterintlink)); + gst_element_add_pad (GST_ELEMENT (decklinksrc), decklinksrc->videosrcpad); + + + decklinksrc->cond = g_cond_new(); + decklinksrc->mutex = g_mutex_new(); + + decklinksrc->copy_data = TRUE; + decklinksrc->mode = 0; + + decklinksrc->width = modes[decklinksrc->mode].width; + decklinksrc->height = modes[decklinksrc->mode].height; + decklinksrc->fps_n = modes[decklinksrc->mode].fps_n; + decklinksrc->fps_d = modes[decklinksrc->mode].fps_d; + decklinksrc->interlaced = modes[decklinksrc->mode].interlaced; + decklinksrc->bmd_mode = modes[decklinksrc->mode].mode; + +} + +void +gst_decklink_src_set_property (GObject * object, guint property_id, + const GValue * value, GParamSpec * pspec) +{ + GstDecklinkSrc *decklinksrc; + + g_return_if_fail (GST_IS_DECKLINK_SRC (object)); + decklinksrc = GST_DECKLINK_SRC (object); + + switch (property_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +void +gst_decklink_src_get_property (GObject * object, guint property_id, + GValue * value, GParamSpec * pspec) +{ + GstDecklinkSrc *decklinksrc; + + g_return_if_fail (GST_IS_DECKLINK_SRC (object)); + decklinksrc = GST_DECKLINK_SRC (object); + + switch (property_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +void +gst_decklink_src_dispose (GObject * object) +{ + GstDecklinkSrc *decklinksrc; + + g_return_if_fail (GST_IS_DECKLINK_SRC (object)); + decklinksrc = GST_DECKLINK_SRC (object); + + /* clean up as possible. may be called multiple times */ + + G_OBJECT_CLASS (parent_class)->dispose (object); +} + +void +gst_decklink_src_finalize (GObject * object) +{ + GstDecklinkSrc *decklinksrc; + + g_return_if_fail (GST_IS_DECKLINK_SRC (object)); + decklinksrc = GST_DECKLINK_SRC (object); + + /* clean up object here */ + + g_cond_free (decklinksrc->cond); + g_mutex_free (decklinksrc->mutex); + gst_task_set_lock (decklinksrc->task, NULL); + g_object_unref (decklinksrc->task); + if (decklinksrc->audio_caps) { + gst_caps_unref (decklinksrc->audio_caps); + } + if (decklinksrc->video_caps) { + gst_caps_unref (decklinksrc->video_caps); + } + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + + + +static GstPad * +gst_decklink_src_request_new_pad (GstElement * element, GstPadTemplate * templ, + const gchar * name) +{ + + return NULL; +} + +static void +gst_decklink_src_release_pad (GstElement * element, GstPad * pad) +{ + +} + +static gboolean +gst_decklink_src_start (GstElement * element) +{ + GstDecklinkSrc *decklinksrc = GST_DECKLINK_SRC (element); + IDeckLinkIterator *iterator; + DeckLinkCaptureDelegate *delegate; + IDeckLinkDisplayModeIterator *mode_iterator; + IDeckLinkDisplayMode *mode; + int i; + int sample_depth; + int channels; + BMDVideoInputFlags input_flags; + BMDDisplayMode selected_mode; + BMDPixelFormat pixel_format; + HRESULT ret; + + GST_DEBUG_OBJECT (decklinksrc, "start"); + + iterator = CreateDeckLinkIteratorInstance (); + if (iterator == NULL) { + GST_ERROR("no driver"); + return FALSE; + } + + ret = iterator->Next (&decklinksrc->decklink); + if (ret != S_OK) { + GST_ERROR("no card"); + return FALSE; + } + + ret = decklinksrc->decklink->QueryInterface (IID_IDeckLinkInput, + (void **) &decklinksrc->input); + if (ret != S_OK) { + GST_ERROR ("query interface failed"); + return FALSE; + } + + delegate = new DeckLinkCaptureDelegate (); + delegate->priv = decklinksrc; + decklinksrc->input->SetCallback (delegate); + + ret = decklinksrc->input->GetDisplayModeIterator (&mode_iterator); + if (ret != S_OK) { + GST_ERROR("failed to get display mode iterator"); + return FALSE; + } + + i = 0; + while (mode_iterator->Next (&mode) == S_OK) { + const char *mode_name; + + mode->GetName (&mode_name); + + GST_ERROR("%d: mode name: %s", i, mode_name); + + mode->Release (); + i++; + } + + pixel_format = bmdFormat8BitYUV; + selected_mode = decklinksrc->bmd_mode; + input_flags = 0; + ret = decklinksrc->input->EnableVideoInput (selected_mode, pixel_format, + input_flags); + if (ret != S_OK){ + GST_ERROR("enable video input failed"); + return FALSE; + } + + sample_depth = 16; + channels = 2; + ret = decklinksrc->input->EnableAudioInput (bmdAudioSampleRate48kHz, sample_depth, + channels); + if (ret != S_OK){ + GST_ERROR("enable video input failed"); + return FALSE; + } + + ret = decklinksrc->input->StartStreams (); + if (ret != S_OK) { + GST_ERROR("start streams failed"); + return FALSE; + } + + g_static_rec_mutex_lock (&decklinksrc->task_mutex); + gst_task_start (decklinksrc->task); + g_static_rec_mutex_unlock (&decklinksrc->task_mutex); + + return TRUE; +} + +static gboolean +gst_decklink_src_stop (GstElement * element) +{ + GstDecklinkSrc *decklinksrc = GST_DECKLINK_SRC (element); + + gst_task_stop (decklinksrc->task); + + g_mutex_lock (decklinksrc->mutex); + decklinksrc->stop = TRUE; + g_cond_signal (decklinksrc->cond); + g_mutex_unlock (decklinksrc->mutex); + + gst_task_join (decklinksrc->task); + + return TRUE; +} + +static GstStateChangeReturn +gst_decklink_src_change_state (GstElement * element, GstStateChange transition) +{ + GstDecklinkSrc *decklinksrc; + GstStateChangeReturn ret; + gboolean no_preroll = FALSE; + + g_return_val_if_fail (GST_IS_DECKLINK_SRC (element), + GST_STATE_CHANGE_FAILURE); + decklinksrc = GST_DECKLINK_SRC (element); + + switch (transition) { + case GST_STATE_CHANGE_NULL_TO_READY: + if (!gst_decklink_src_start (element)) { + ret = GST_STATE_CHANGE_FAILURE; + goto out; + } + break; + case GST_STATE_CHANGE_READY_TO_PAUSED: + no_preroll = TRUE; + break; + case GST_STATE_CHANGE_PAUSED_TO_PLAYING: + break; + default: + break; + } + + ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition); + + switch (transition) { + case GST_STATE_CHANGE_PLAYING_TO_PAUSED: + no_preroll = TRUE; + break; + case GST_STATE_CHANGE_PAUSED_TO_READY: + break; + case GST_STATE_CHANGE_READY_TO_NULL: + gst_decklink_src_stop (element); + break; + default: + break; + } + + if (no_preroll && ret == GST_STATE_CHANGE_SUCCESS) + ret = GST_STATE_CHANGE_NO_PREROLL; + +out: + return ret; +} + +static GstClock * +gst_decklink_src_provide_clock (GstElement * element) +{ + + return NULL; +} + +static gboolean +gst_decklink_src_set_clock (GstElement * element, GstClock * clock) +{ + + return TRUE; +} + +static GstIndex * +gst_decklink_src_get_index (GstElement * element) +{ + + return NULL; +} + +static void +gst_decklink_src_set_index (GstElement * element, GstIndex * index) +{ + +} + +static gboolean +gst_decklink_src_send_event (GstElement * element, GstEvent * event) +{ + + return TRUE; +} + +static gboolean +gst_decklink_src_query (GstElement * element, GstQuery * query) +{ + + return FALSE; +} + +static GstCaps * +gst_decklink_src_audio_src_getcaps (GstPad * pad) +{ + GstDecklinkSrc *decklinksrc; + GstCaps *caps; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "getcaps"); + + caps = gst_caps_copy (gst_pad_get_pad_template_caps (pad)); + + gst_object_unref (decklinksrc); + return caps; +} + +static gboolean +gst_decklink_src_audio_src_setcaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "setcaps"); + + + gst_object_unref (decklinksrc); + return TRUE; +} + +static gboolean +gst_decklink_src_audio_src_acceptcaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "acceptcaps"); + + + gst_object_unref (decklinksrc); + return TRUE; +} + +static void +gst_decklink_src_audio_src_fixatecaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "fixatecaps"); + + + gst_object_unref (decklinksrc); +} + +static gboolean +gst_decklink_src_audio_src_activate (GstPad * pad) +{ + GstDecklinkSrc *decklinksrc; + gboolean ret; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "activate"); + + if (gst_pad_check_pull_range (pad)) { + GST_DEBUG_OBJECT (pad, "activating pull"); + ret = gst_pad_activate_pull (pad, TRUE); + } else { + GST_DEBUG_OBJECT (pad, "activating push"); + ret = gst_pad_activate_push (pad, TRUE); + } + + gst_object_unref (decklinksrc); + return ret; +} + +static gboolean +gst_decklink_src_audio_src_activatepush (GstPad * pad, gboolean active) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "activatepush"); + + + gst_object_unref (decklinksrc); + return TRUE; +} + +static gboolean +gst_decklink_src_audio_src_activatepull (GstPad * pad, gboolean active) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "activatepull"); + + + gst_object_unref (decklinksrc); + return TRUE; +} + +static GstPadLinkReturn +gst_decklink_src_audio_src_link (GstPad * pad, GstPad * peer) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "link"); + + + gst_object_unref (decklinksrc); + return GST_PAD_LINK_OK; +} + +static GstFlowReturn +gst_decklink_src_audio_src_getrange (GstPad * pad, guint64 offset, guint length, + GstBuffer ** buffer) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "getrange"); + + + gst_object_unref (decklinksrc); + return GST_FLOW_OK; +} + +static gboolean +gst_decklink_src_audio_src_event (GstPad * pad, GstEvent * event) +{ + gboolean res; + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "event"); + + switch (GST_EVENT_TYPE (event)) { + default: + res = gst_pad_event_default (pad, event); + break; + } + + gst_object_unref (decklinksrc); + return res; +} + +static gboolean +gst_decklink_src_audio_src_query (GstPad * pad, GstQuery * query) +{ + gboolean res; + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "query"); + + switch (GST_QUERY_TYPE (query)) { + default: + res = gst_pad_query_default (pad, query); + break; + } + + gst_object_unref (decklinksrc); + return res; +} + +static GstIterator * +gst_decklink_src_audio_src_iterintlink (GstPad * pad) +{ + GstDecklinkSrc *decklinksrc; + GstIterator *iter; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "iterintlink"); + + iter = gst_pad_iterate_internal_links_default (pad); + + gst_object_unref (decklinksrc); + return iter; +} + + +static GstCaps * +gst_decklink_src_video_src_getcaps (GstPad * pad) +{ + GstDecklinkSrc *decklinksrc; + GstCaps *caps; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "getcaps"); + + caps = gst_caps_copy (gst_pad_get_pad_template_caps (pad)); + + gst_object_unref (decklinksrc); + return caps; +} + +static gboolean +gst_decklink_src_video_src_setcaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "setcaps"); + + + gst_object_unref (decklinksrc); + return TRUE; +} + +static gboolean +gst_decklink_src_video_src_acceptcaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "acceptcaps"); + + + gst_object_unref (decklinksrc); + return TRUE; +} + +static void +gst_decklink_src_video_src_fixatecaps (GstPad * pad, GstCaps * caps) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "fixatecaps"); + + + gst_object_unref (decklinksrc); +} + +static gboolean +gst_decklink_src_video_src_activate (GstPad * pad) +{ + GstDecklinkSrc *decklinksrc; + gboolean ret; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "activate"); + + if (gst_pad_check_pull_range (pad)) { + GST_DEBUG_OBJECT (pad, "activating pull"); + ret = gst_pad_activate_pull (pad, TRUE); + } else { + GST_DEBUG_OBJECT (pad, "activating push"); + ret = gst_pad_activate_push (pad, TRUE); + } + + gst_object_unref (decklinksrc); + return ret; +} + +static gboolean +gst_decklink_src_video_src_activatepush (GstPad * pad, gboolean active) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "activatepush"); + + + gst_object_unref (decklinksrc); + return TRUE; +} + +static gboolean +gst_decklink_src_video_src_activatepull (GstPad * pad, gboolean active) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "activatepull"); + + + gst_object_unref (decklinksrc); + return TRUE; +} + +static GstPadLinkReturn +gst_decklink_src_video_src_link (GstPad * pad, GstPad * peer) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "link"); + + + gst_object_unref (decklinksrc); + return GST_PAD_LINK_OK; +} + +static GstFlowReturn +gst_decklink_src_video_src_getrange (GstPad * pad, guint64 offset, guint length, + GstBuffer ** buffer) +{ + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "getrange"); + + + gst_object_unref (decklinksrc); + return GST_FLOW_OK; +} + +static gboolean +gst_decklink_src_video_src_event (GstPad * pad, GstEvent * event) +{ + gboolean res; + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "event"); + + switch (GST_EVENT_TYPE (event)) { + default: + res = gst_pad_event_default (pad, event); + break; + } + + gst_object_unref (decklinksrc); + return res; +} + +static gboolean +gst_decklink_src_video_src_query (GstPad * pad, GstQuery * query) +{ + gboolean res; + GstDecklinkSrc *decklinksrc; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "query"); + + switch (GST_QUERY_TYPE (query)) { + default: + res = gst_pad_query_default (pad, query); + break; + } + + gst_object_unref (decklinksrc); + return res; +} + +static GstIterator * +gst_decklink_src_video_src_iterintlink (GstPad * pad) +{ + GstDecklinkSrc *decklinksrc; + GstIterator *iter; + + decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad)); + + GST_DEBUG_OBJECT (decklinksrc, "iterintlink"); + + iter = gst_pad_iterate_internal_links_default (pad); + + gst_object_unref (decklinksrc); + return iter; +} + + +static void +video_frame_free (void *data) +{ + IDeckLinkVideoInputFrame *video_frame = (IDeckLinkVideoInputFrame *)data; + + video_frame->Release (); +} + +static void +gst_decklink_src_task (void *priv) +{ + GstDecklinkSrc *decklinksrc = GST_DECKLINK_SRC (priv); + GstBuffer *buffer; + GstBuffer *audio_buffer; + IDeckLinkVideoInputFrame *video_frame; + IDeckLinkAudioInputPacket *audio_frame; + int dropped_frames; + void *data; + int n_samples; + GstFlowReturn ret; + + GST_DEBUG_OBJECT (decklinksrc, "task"); + + g_mutex_lock (decklinksrc->mutex); + while (decklinksrc->video_frame == NULL && !decklinksrc->stop) { + g_cond_wait (decklinksrc->cond, decklinksrc->mutex); + } + video_frame = decklinksrc->video_frame; + audio_frame = decklinksrc->audio_frame; + dropped_frames = decklinksrc->dropped_frames; + decklinksrc->video_frame = NULL; + decklinksrc->audio_frame = NULL; + g_mutex_unlock (decklinksrc->mutex); + + if (decklinksrc->stop) { + GST_ERROR("stopping task"); + return; + } + + if (dropped_frames > 0) { + GST_ELEMENT_ERROR(decklinksrc, RESOURCE, READ, (NULL), (NULL)); + /* ERROR */ + return; + } + + video_frame->GetBytes (&data); + if (decklinksrc->copy_data) { + buffer = gst_buffer_new_and_alloc (decklinksrc->width * decklinksrc->height * 2); + + memcpy (GST_BUFFER_DATA (buffer), data, decklinksrc->width * decklinksrc->height * 2); + + video_frame->Release (); + } else { + buffer = gst_buffer_new (); + GST_BUFFER_SIZE (buffer) = decklinksrc->width * decklinksrc->height * 2; + + GST_BUFFER_DATA (buffer) = (guint8 *)data; + + GST_BUFFER_FREE_FUNC (buffer) = video_frame_free; + GST_BUFFER_MALLOCDATA (buffer) = (guint8 *)video_frame; + } + + GST_BUFFER_TIMESTAMP (buffer) = + gst_util_uint64_scale_int (decklinksrc->num_frames * GST_SECOND, + decklinksrc->fps_d, decklinksrc->fps_n); + GST_BUFFER_DURATION (buffer) = + gst_util_uint64_scale_int ((decklinksrc->num_frames + 1) * GST_SECOND, + decklinksrc->fps_d, decklinksrc->fps_n) - + GST_BUFFER_TIMESTAMP (buffer); + GST_BUFFER_OFFSET (buffer) = decklinksrc->num_frames; + if (decklinksrc->num_frames == 0) { + GST_BUFFER_FLAG_SET(buffer, GST_BUFFER_FLAG_DISCONT); + } + decklinksrc->num_frames ++; + + if (decklinksrc->video_caps == NULL) { + decklinksrc->video_caps = gst_caps_new_simple ("video/x-raw-yuv", + "format", GST_TYPE_FOURCC, GST_MAKE_FOURCC('U','Y','V','Y'), + "width", G_TYPE_INT, decklinksrc->width, + "height", G_TYPE_INT, decklinksrc->height, + "framerate", GST_TYPE_FRACTION, + decklinksrc->fps_n, decklinksrc->fps_d, + "interlaced", G_TYPE_BOOLEAN, decklinksrc->interlaced, + NULL); + } + gst_buffer_set_caps (buffer, decklinksrc->video_caps); + + ret = gst_pad_push (decklinksrc->videosrcpad, buffer); + if (ret != GST_FLOW_OK) { + GST_ELEMENT_ERROR(decklinksrc, CORE, NEGOTIATION, (NULL), (NULL)); + } + + + n_samples = audio_frame->GetSampleFrameCount(); + audio_frame->GetBytes (&data); + audio_buffer = gst_buffer_new_and_alloc (n_samples * 2 * 2); + memcpy (GST_BUFFER_DATA (audio_buffer), data, n_samples * 2 * 2); + audio_frame->Release (); + + GST_BUFFER_TIMESTAMP (audio_buffer) = + gst_util_uint64_scale_int (decklinksrc->num_audio_samples * GST_SECOND, + 1, 48000); + GST_BUFFER_DURATION (audio_buffer) = + gst_util_uint64_scale_int ((decklinksrc->num_audio_samples + n_samples) * GST_SECOND, + 1, 48000) - GST_BUFFER_TIMESTAMP (audio_buffer); + decklinksrc->num_audio_samples += n_samples; + + if (decklinksrc->audio_caps == NULL) { + decklinksrc->audio_caps = gst_caps_new_simple ("audio/x-raw-int", + "endianness", G_TYPE_INT, LITTLE_ENDIAN, + "signed", G_TYPE_BOOLEAN, TRUE, + "depth", G_TYPE_INT, 16, + "width", G_TYPE_INT, 16, + "channels", G_TYPE_INT, 2, + "rate", G_TYPE_INT, 48000, + NULL); + } + gst_buffer_set_caps (audio_buffer, decklinksrc->audio_caps); + + ret = gst_pad_push (decklinksrc->audiosrcpad, audio_buffer); + if (ret != GST_FLOW_OK) { + GST_ELEMENT_ERROR(decklinksrc, CORE, NEGOTIATION, (NULL), (NULL)); + } +} + + diff --git a/sys/decklink/gstdecklinksrc.h b/sys/decklink/gstdecklinksrc.h new file mode 100644 index 0000000000..1200dc2b9b --- /dev/null +++ b/sys/decklink/gstdecklinksrc.h @@ -0,0 +1,84 @@ +/* GStreamer + * Copyright (C) 2011 David Schleef + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef _GST_DECKLINK_SRC_H_ +#define _GST_DECKLINK_SRC_H_ + +#include +#include "DeckLinkAPI.h" + +G_BEGIN_DECLS + +#define GST_TYPE_DECKLINK_SRC (gst_decklink_src_get_type()) +#define GST_DECKLINK_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DECKLINK_SRC,GstDecklinkSrc)) +#define GST_DECKLINK_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DECKLINK_SRC,GstDecklinkSrcClass)) +#define GST_IS_DECKLINK_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DECKLINK_SRC)) +#define GST_IS_DECKLINK_SRC_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DECKLINK_SRC)) + +typedef struct _GstDecklinkSrc GstDecklinkSrc; +typedef struct _GstDecklinkSrcClass GstDecklinkSrcClass; + +struct _GstDecklinkSrc +{ + GstElement base_decklinksrc; + + GstPad *audiosrcpad; + GstPad *videosrcpad; + + GstCaps *audio_caps; + + IDeckLink *decklink; + IDeckLinkInput *input; + + GMutex *mutex; + GCond *cond; + int dropped_frames; + gboolean stop; + IDeckLinkVideoInputFrame *video_frame; + IDeckLinkAudioInputPacket * audio_frame; + + GstTask *task; + GStaticRecMutex task_mutex; + + int num_audio_samples; + + GstCaps *video_caps; + int num_frames; + int fps_n; + int fps_d; + int width; + int height; + gboolean interlaced; + BMDDisplayMode bmd_mode; + + /* properties */ + gboolean copy_data; + int mode; +}; + +struct _GstDecklinkSrcClass +{ + GstElementClass base_decklinksrc_class; +}; + +GType gst_decklink_src_get_type (void); + +G_END_DECLS + +#endif