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gstreamer/sys/decklink/gstdecklink.cpp
Sebastian Dröge 309f6187fe decklink: Re-order modes enum for backwards compatibility with 1.16 
The PAL/NTSC widescreen modes were added after 1.16 but inserted before
the HD modes, which changed the integer values of the enums.

Move them to the very end instead to keep backwards compatibility.

Fixes https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/issues/1048

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1492>
2020-08-06 12:22:04 +03:00

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/* GStreamer
* Copyright (C) 2011 David Schleef <ds@schleef.org>
* Copyright (C) 2014 Sebastian Dröge <sebastian@centricular.com>
* Copyright (C) 2015 Florian Langlois <florian.langlois@fr.thalesgroup.com>
* Copyright (C) 2020 Sohonet <dev@sohonet.com>
*
* 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 <gst/gst.h>
#include "gstdecklink.h"
#include "gstdecklinkaudiosink.h"
#include "gstdecklinkvideosink.h"
#include "gstdecklinkaudiosrc.h"
#include "gstdecklinkvideosrc.h"
#include "gstdecklinkdeviceprovider.h"
GST_DEBUG_CATEGORY_STATIC (gst_decklink_debug);
#define GST_CAT_DEFAULT gst_decklink_debug
GType
gst_decklink_mode_get_type (void)
{
static gsize id = 0;
static const GEnumValue modes[] = {
{GST_DECKLINK_MODE_AUTO, "Automatic detection", "auto"},
{GST_DECKLINK_MODE_NTSC, "NTSC SD 60i", "ntsc"},
{GST_DECKLINK_MODE_NTSC2398, "NTSC SD 60i (24 fps)", "ntsc2398"},
{GST_DECKLINK_MODE_PAL, "PAL SD 50i", "pal"},
{GST_DECKLINK_MODE_NTSC_P, "NTSC SD 60p", "ntsc-p"},
{GST_DECKLINK_MODE_PAL_P, "PAL SD 50p", "pal-p"},
{GST_DECKLINK_MODE_1080p2398, "HD1080 23.98p", "1080p2398"},
{GST_DECKLINK_MODE_1080p24, "HD1080 24p", "1080p24"},
{GST_DECKLINK_MODE_1080p25, "HD1080 25p", "1080p25"},
{GST_DECKLINK_MODE_1080p2997, "HD1080 29.97p", "1080p2997"},
{GST_DECKLINK_MODE_1080p30, "HD1080 30p", "1080p30"},
{GST_DECKLINK_MODE_1080i50, "HD1080 50i", "1080i50"},
{GST_DECKLINK_MODE_1080i5994, "HD1080 59.94i", "1080i5994"},
{GST_DECKLINK_MODE_1080i60, "HD1080 60i", "1080i60"},
{GST_DECKLINK_MODE_1080p50, "HD1080 50p", "1080p50"},
{GST_DECKLINK_MODE_1080p5994, "HD1080 59.94p", "1080p5994"},
{GST_DECKLINK_MODE_1080p60, "HD1080 60p", "1080p60"},
{GST_DECKLINK_MODE_720p50, "HD720 50p", "720p50"},
{GST_DECKLINK_MODE_720p5994, "HD720 59.94p", "720p5994"},
{GST_DECKLINK_MODE_720p60, "HD720 60p", "720p60"},
{GST_DECKLINK_MODE_1556p2398, "2k 23.98p", "1556p2398"},
{GST_DECKLINK_MODE_1556p24, "2k 24p", "1556p24"},
{GST_DECKLINK_MODE_1556p25, "2k 25p", "1556p25"},
{GST_DECKLINK_MODE_2KDCI2398, "2k dci 23.98p", "2kdcip2398"},
{GST_DECKLINK_MODE_2KDCI24, "2k dci 24p", "2kdcip24"},
{GST_DECKLINK_MODE_2KDCI25, "2k dci 25p", "2kdcip25"},
{GST_DECKLINK_MODE_2KDCI2997, "2k dci 29.97p", "2kdcip2997"},
{GST_DECKLINK_MODE_2KDCI30, "2k dci 30p", "2kdcip30"},
{GST_DECKLINK_MODE_2KDCI50, "2k dci 50p", "2kdcip50"},
{GST_DECKLINK_MODE_2KDCI5994, "2k dci 59.94p", "2kdcip5994"},
{GST_DECKLINK_MODE_2KDCI60, "2k dci 60p", "2kdcip60"},
{GST_DECKLINK_MODE_2160p2398, "4k 23.98p", "2160p2398"},
{GST_DECKLINK_MODE_2160p24, "4k 24p", "2160p24"},
{GST_DECKLINK_MODE_2160p25, "4k 25p", "2160p25"},
{GST_DECKLINK_MODE_2160p2997, "4k 29.97p", "2160p2997"},
{GST_DECKLINK_MODE_2160p30, "4k 30p", "2160p30"},
{GST_DECKLINK_MODE_2160p50, "4k 50p", "2160p50"},
{GST_DECKLINK_MODE_2160p5994, "4k 59.94p", "2160p5994"},
{GST_DECKLINK_MODE_2160p60, "4k 60p", "2160p60"},
{GST_DECKLINK_MODE_NTSC_WIDESCREEN, "NTSC SD 60i Widescreen", "ntsc-widescreen"},
{GST_DECKLINK_MODE_NTSC2398_WIDESCREEN, "NTSC SD 60i Widescreen (24 fps)", "ntsc2398-widescreen"},
{GST_DECKLINK_MODE_PAL_WIDESCREEN, "PAL SD 50i Widescreen", "pal-widescreen"},
{GST_DECKLINK_MODE_NTSC_P_WIDESCREEN, "NTSC SD 60p Widescreen", "ntsc-p-widescreen"},
{GST_DECKLINK_MODE_PAL_P_WIDESCREEN, "PAL SD 50p Widescreen", "pal-p-widescreen"},
{0, NULL, NULL}
};
if (g_once_init_enter (&id)) {
GType tmp = g_enum_register_static ("GstDecklinkModes", modes);
g_once_init_leave (&id, tmp);
}
return (GType) id;
}
GType
gst_decklink_connection_get_type (void)
{
static gsize id = 0;
static const GEnumValue connections[] = {
{GST_DECKLINK_CONNECTION_AUTO, "Auto", "auto"},
{GST_DECKLINK_CONNECTION_SDI, "SDI", "sdi"},
{GST_DECKLINK_CONNECTION_HDMI, "HDMI", "hdmi"},
{GST_DECKLINK_CONNECTION_OPTICAL_SDI, "Optical SDI", "optical-sdi"},
{GST_DECKLINK_CONNECTION_COMPONENT, "Component", "component"},
{GST_DECKLINK_CONNECTION_COMPOSITE, "Composite", "composite"},
{GST_DECKLINK_CONNECTION_SVIDEO, "S-Video", "svideo"},
{0, NULL, NULL}
};
if (g_once_init_enter (&id)) {
GType tmp = g_enum_register_static ("GstDecklinkConnection", connections);
g_once_init_leave (&id, tmp);
}
return (GType) id;
}
GType
gst_decklink_video_format_get_type (void)
{
static gsize id = 0;
static const GEnumValue types[] = {
{GST_DECKLINK_VIDEO_FORMAT_AUTO, "Auto", "auto"},
{GST_DECKLINK_VIDEO_FORMAT_8BIT_YUV, "bmdFormat8BitYUV", "8bit-yuv"},
{GST_DECKLINK_VIDEO_FORMAT_10BIT_YUV, "bmdFormat10BitYUV", "10bit-yuv"},
{GST_DECKLINK_VIDEO_FORMAT_8BIT_ARGB, "bmdFormat8BitARGB", "8bit-argb"},
{GST_DECKLINK_VIDEO_FORMAT_8BIT_BGRA, "bmdFormat8BitBGRA", "8bit-bgra"},
/* Not yet supported:
{GST_DECKLINK_VIDEO_FORMAT_10BIT_RGB, "bmdFormat10BitRGB", "10bit-rgb"},
{GST_DECKLINK_VIDEO_FORMAT_12BIT_RGB, "bmdFormat12BitRGB", "12bit-rgb"},
{GST_DECKLINK_VIDEO_FORMAT_12BIT_RGBLE, "bmdFormat12BitRGBLE", "12bit-rgble"},
{GST_DECKLINK_VIDEO_FORMAT_10BIT_RGBXLE, "bmdFormat10BitRGBXLE", "10bit-rgbxle"},
{GST_DECKLINK_VIDEO_FORMAT_10BIT_RGBX, "bmdFormat10BitRGBX", "10bit-rgbx"},
*/
{0, NULL, NULL}
};
if (g_once_init_enter (&id)) {
GType tmp = g_enum_register_static ("GstDecklinkVideoFormat", types);
g_once_init_leave (&id, tmp);
}
return (GType) id;
}
GType
gst_decklink_duplex_mode_get_type (void)
{
static gsize id = 0;
static const GEnumValue types[] = {
{GST_DECKLINK_DUPLEX_MODE_HALF, "Half-Duplex", "half"},
{GST_DECKLINK_DUPLEX_MODE_FULL, "Full-Duplex", "full"},
{0, NULL, NULL}
};
if (g_once_init_enter (&id)) {
GType tmp = g_enum_register_static ("GstDecklinkDuplexMode", types);
g_once_init_leave (&id, tmp);
}
return (GType) id;
}
GType
gst_decklink_timecode_format_get_type (void)
{
static gsize id = 0;
static const GEnumValue timecodeformats[] = {
{GST_DECKLINK_TIMECODE_FORMAT_RP188VITC1, "bmdTimecodeRP188VITC1",
"rp188vitc1"},
{GST_DECKLINK_TIMECODE_FORMAT_RP188VITC2, "bmdTimecodeRP188VITC2",
"rp188vitc2"},
{GST_DECKLINK_TIMECODE_FORMAT_RP188LTC, "bmdTimecodeRP188LTC", "rp188ltc"},
{GST_DECKLINK_TIMECODE_FORMAT_RP188ANY, "bmdTimecodeRP188Any", "rp188any"},
{GST_DECKLINK_TIMECODE_FORMAT_VITC, "bmdTimecodeVITC", "vitc"},
{GST_DECKLINK_TIMECODE_FORMAT_VITCFIELD2, "bmdTimecodeVITCField2",
"vitcfield2"},
{GST_DECKLINK_TIMECODE_FORMAT_SERIAL, "bmdTimecodeSerial", "serial"},
{0, NULL, NULL}
};
if (g_once_init_enter (&id)) {
GType tmp =
g_enum_register_static ("GstDecklinkTimecodeFormat", timecodeformats);
g_once_init_leave (&id, tmp);
}
return (GType) id;
}
GType
gst_decklink_keyer_mode_get_type (void)
{
static gsize id = 0;
static const GEnumValue keyermodes[] = {
{GST_DECKLINK_KEYER_MODE_OFF, "Off", "off"},
{GST_DECKLINK_KEYER_MODE_INTERNAL, "Internal", "internal"},
{GST_DECKLINK_KEYER_MODE_EXTERNAL, "External", "external"},
{0, NULL, NULL}
};
if (g_once_init_enter (&id)) {
GType tmp = g_enum_register_static ("GstDecklinkKeyerMode", keyermodes);
g_once_init_leave (&id, tmp);
}
return (GType) id;
}
GType
gst_decklink_audio_connection_get_type (void)
{
static gsize id = 0;
static const GEnumValue connections[] = {
{GST_DECKLINK_AUDIO_CONNECTION_AUTO, "Automatic", "auto"},
{GST_DECKLINK_AUDIO_CONNECTION_EMBEDDED, "SDI/HDMI embedded audio",
"embedded"},
{GST_DECKLINK_AUDIO_CONNECTION_AES_EBU, "AES/EBU input", "aes"},
{GST_DECKLINK_AUDIO_CONNECTION_ANALOG, "Analog input", "analog"},
{GST_DECKLINK_AUDIO_CONNECTION_ANALOG_XLR, "Analog input (XLR)",
"analog-xlr"},
{GST_DECKLINK_AUDIO_CONNECTION_ANALOG_RCA, "Analog input (RCA)",
"analog-rca"},
{0, NULL, NULL}
};
if (g_once_init_enter (&id)) {
GType tmp =
g_enum_register_static ("GstDecklinkAudioConnection", connections);
g_once_init_leave (&id, tmp);
}
return (GType) id;
}
GType
gst_decklink_audio_channels_get_type (void)
{
static gsize id = 0;
static const GEnumValue connections[] = {
{GST_DECKLINK_AUDIO_CHANNELS_2, "2 Channels", "2"},
{GST_DECKLINK_AUDIO_CHANNELS_8, "8 Channels", "8"},
{GST_DECKLINK_AUDIO_CHANNELS_16, "16 Channels", "16"},
{GST_DECKLINK_AUDIO_CHANNELS_MAX, "Maximum channels supported", "max"},
{0, NULL, NULL}
};
if (g_once_init_enter (&id)) {
GType tmp =
g_enum_register_static ("GstDecklinkAudioChannels", connections);
g_once_init_leave (&id, tmp);
}
return (GType) id;
}
#define NTSC 10, 11, false, "bt601"
#define PAL 12, 11, true, "bt601"
#define NTSC_WS 40, 33, false, "bt601"
#define PAL_WS 16, 11, true, "bt601"
#define HD 1, 1, true, "bt709"
#define UHD 1, 1, true, "bt2020"
static const GstDecklinkMode modes[] = {
{bmdModeNTSC, 720, 486, 30000, 1001, true, NTSC}, // default is ntsc
{bmdModeNTSC, 720, 486, 30000, 1001, true, NTSC},
{bmdModeNTSC2398, 720, 486, 24000, 1001, true, NTSC},
{bmdModePAL, 720, 576, 25, 1, true, PAL},
{bmdModeNTSCp, 720, 486, 30000, 1001, false, NTSC},
{bmdModePALp, 720, 576, 25, 1, false, PAL},
{bmdModeNTSC, 720, 486, 30000, 1001, true, NTSC_WS},
{bmdModeNTSC2398, 720, 486, 24000, 1001, true, NTSC_WS},
{bmdModePAL, 720, 576, 25, 1, true, PAL_WS},
{bmdModeNTSCp, 720, 486, 30000, 1001, false, NTSC_WS},
{bmdModePALp, 720, 576, 25, 1, false, PAL_WS},
{bmdModeHD1080p2398, 1920, 1080, 24000, 1001, false, HD},
{bmdModeHD1080p24, 1920, 1080, 24, 1, false, HD},
{bmdModeHD1080p25, 1920, 1080, 25, 1, false, HD},
{bmdModeHD1080p2997, 1920, 1080, 30000, 1001, false, HD},
{bmdModeHD1080p30, 1920, 1080, 30, 1, false, HD},
{bmdModeHD1080i50, 1920, 1080, 25, 1, true, HD},
{bmdModeHD1080i5994, 1920, 1080, 30000, 1001, true, HD},
{bmdModeHD1080i6000, 1920, 1080, 30, 1, true, HD},
{bmdModeHD1080p50, 1920, 1080, 50, 1, false, HD},
{bmdModeHD1080p5994, 1920, 1080, 60000, 1001, false, HD},
{bmdModeHD1080p6000, 1920, 1080, 60, 1, false, HD},
{bmdModeHD720p50, 1280, 720, 50, 1, false, HD},
{bmdModeHD720p5994, 1280, 720, 60000, 1001, false, HD},
{bmdModeHD720p60, 1280, 720, 60, 1, false, HD},
{bmdMode2k2398, 2048, 1556, 24000, 1001, false, HD},
{bmdMode2k24, 2048, 1556, 24, 1, false, HD},
{bmdMode2k25, 2048, 1556, 25, 1, false, HD},
{bmdMode2kDCI2398, 2048, 1080, 2400, 1001, false, HD},
{bmdMode2kDCI24, 2048, 1080, 24, 1, false, HD},
{bmdMode2kDCI25, 2048, 1080, 25, 1, false, HD},
{bmdMode2kDCI2997, 2048, 1080, 30000, 1001, false, HD},
{bmdMode2kDCI30, 2048, 1080, 30, 1, false, HD},
{bmdMode2kDCI50, 2048, 1080, 50, 1, false, HD},
{bmdMode2kDCI5994, 2048, 1080, 60000, 1001, false, HD},
{bmdMode2kDCI60, 2048, 1080, 60, 1, false, HD},
{bmdMode4K2160p2398, 3840, 2160, 24000, 1001, false, UHD},
{bmdMode4K2160p24, 3840, 2160, 24, 1, false, UHD},
{bmdMode4K2160p25, 3840, 2160, 25, 1, false, UHD},
{bmdMode4K2160p2997, 3840, 2160, 30000, 1001, false, UHD},
{bmdMode4K2160p30, 3840, 2160, 30, 1, false, UHD},
{bmdMode4K2160p50, 3840, 2160, 50, 1, false, UHD},
{bmdMode4K2160p5994, 3840, 2160, 60000, 1001, false, UHD},
{bmdMode4K2160p60, 3840, 2160, 60, 1, false, UHD}
};
static const struct
{
BMDPixelFormat format;
gint bpp;
GstVideoFormat vformat;
} formats[] = {
/* *INDENT-OFF* */
{bmdFormat8BitYUV, 2, GST_VIDEO_FORMAT_UYVY}, /* auto */
{bmdFormat8BitYUV, 2, GST_VIDEO_FORMAT_UYVY},
{bmdFormat10BitYUV, 4, GST_VIDEO_FORMAT_v210},
{bmdFormat8BitARGB, 4, GST_VIDEO_FORMAT_ARGB},
{bmdFormat8BitBGRA, 4, GST_VIDEO_FORMAT_BGRA},
/* Not yet supported
{bmdFormat10BitRGB, FIXME, FIXME},
{bmdFormat12BitRGB, FIXME, FIXME},
{bmdFormat12BitRGBLE, FIXME, FIXME},
{bmdFormat10BitRGBXLE, FIXME, FIXME},
{bmdFormat10BitRGBX, FIXME, FIXME} */
/* *INDENT-ON* */
};
static const struct
{
BMDDuplexMode mode;
GstDecklinkDuplexMode gstmode;
} duplex_modes[] = {
/* *INDENT-OFF* */
{bmdDuplexModeHalf, GST_DECKLINK_DUPLEX_MODE_HALF},
{bmdDuplexModeFull, GST_DECKLINK_DUPLEX_MODE_FULL},
/* *INDENT-ON* */
};
enum DuplexModeSetOperationResult
{
DUPLEX_MODE_SET_UNSUPPORTED,
DUPLEX_MODE_SET_SUCCESS,
DUPLEX_MODE_SET_FAILURE
};
static const struct
{
BMDTimecodeFormat format;
GstDecklinkTimecodeFormat gstformat;
} tcformats[] = {
/* *INDENT-OFF* */
{bmdTimecodeRP188VITC1, GST_DECKLINK_TIMECODE_FORMAT_RP188VITC1},
{bmdTimecodeRP188VITC2, GST_DECKLINK_TIMECODE_FORMAT_RP188VITC2},
{bmdTimecodeRP188LTC, GST_DECKLINK_TIMECODE_FORMAT_RP188LTC},
{bmdTimecodeRP188Any, GST_DECKLINK_TIMECODE_FORMAT_RP188ANY},
{bmdTimecodeVITC, GST_DECKLINK_TIMECODE_FORMAT_VITC},
{bmdTimecodeVITCField2, GST_DECKLINK_TIMECODE_FORMAT_VITCFIELD2},
{bmdTimecodeSerial, GST_DECKLINK_TIMECODE_FORMAT_SERIAL}
/* *INDENT-ON* */
};
static const struct
{
BMDKeyerMode keymode;
GstDecklinkKeyerMode gstkeymode;
} kmodes[] = {
/* *INDENT-OFF* */
{bmdKeyerModeOff, GST_DECKLINK_KEYER_MODE_OFF},
{bmdKeyerModeInternal, GST_DECKLINK_KEYER_MODE_INTERNAL},
{bmdKeyerModeExternal, GST_DECKLINK_KEYER_MODE_EXTERNAL}
/* *INDENT-ON* */
};
const GstDecklinkMode *
gst_decklink_get_mode (GstDecklinkModeEnum e)
{
if (e < GST_DECKLINK_MODE_AUTO || e > GST_DECKLINK_MODE_2160p60)
return NULL;
return &modes[e];
}
const GstDecklinkModeEnum
gst_decklink_get_mode_enum_from_bmd (BMDDisplayMode mode)
{
GstDecklinkModeEnum displayMode = GST_DECKLINK_MODE_NTSC;
switch (mode) {
case bmdModeNTSC:
displayMode = GST_DECKLINK_MODE_NTSC;
break;
case bmdModeNTSC2398:
displayMode = GST_DECKLINK_MODE_NTSC2398;
break;
case bmdModePAL:
displayMode = GST_DECKLINK_MODE_PAL;
break;
case bmdModeNTSCp:
displayMode = GST_DECKLINK_MODE_NTSC_P;
break;
case bmdModePALp:
displayMode = GST_DECKLINK_MODE_PAL_P;
break;
case bmdModeHD1080p2398:
displayMode = GST_DECKLINK_MODE_1080p2398;
break;
case bmdModeHD1080p24:
displayMode = GST_DECKLINK_MODE_1080p24;
break;
case bmdModeHD1080p25:
displayMode = GST_DECKLINK_MODE_1080p25;
break;
case bmdModeHD1080p2997:
displayMode = GST_DECKLINK_MODE_1080p2997;
break;
case bmdModeHD1080p30:
displayMode = GST_DECKLINK_MODE_1080p30;
break;
case bmdModeHD1080i50:
displayMode = GST_DECKLINK_MODE_1080i50;
break;
case bmdModeHD1080i5994:
displayMode = GST_DECKLINK_MODE_1080i5994;
break;
case bmdModeHD1080i6000:
displayMode = GST_DECKLINK_MODE_1080i60;
break;
case bmdModeHD1080p50:
displayMode = GST_DECKLINK_MODE_1080p50;
break;
case bmdModeHD1080p5994:
displayMode = GST_DECKLINK_MODE_1080p5994;
break;
case bmdModeHD1080p6000:
displayMode = GST_DECKLINK_MODE_1080p60;
break;
case bmdModeHD720p50:
displayMode = GST_DECKLINK_MODE_720p50;
break;
case bmdModeHD720p5994:
displayMode = GST_DECKLINK_MODE_720p5994;
break;
case bmdModeHD720p60:
displayMode = GST_DECKLINK_MODE_720p60;
break;
case bmdMode2k2398:
displayMode = GST_DECKLINK_MODE_1556p2398;
break;
case bmdMode2k24:
displayMode = GST_DECKLINK_MODE_1556p24;
break;
case bmdMode2k25:
displayMode = GST_DECKLINK_MODE_1556p25;
break;
case bmdMode2kDCI2398:
displayMode = GST_DECKLINK_MODE_2KDCI2398;
break;
case bmdMode2kDCI24:
displayMode = GST_DECKLINK_MODE_2KDCI24;
break;
case bmdMode2kDCI25:
displayMode = GST_DECKLINK_MODE_2KDCI25;
break;
case bmdMode2kDCI2997:
displayMode = GST_DECKLINK_MODE_2KDCI2997;
break;
case bmdMode2kDCI30:
displayMode = GST_DECKLINK_MODE_2KDCI30;
break;
case bmdMode2kDCI50:
displayMode = GST_DECKLINK_MODE_2KDCI50;
break;
case bmdMode2kDCI5994:
displayMode = GST_DECKLINK_MODE_2KDCI5994;
break;
case bmdMode2kDCI60:
displayMode = GST_DECKLINK_MODE_2KDCI60;
break;
case bmdMode4K2160p2398:
displayMode = GST_DECKLINK_MODE_2160p2398;
break;
case bmdMode4K2160p24:
displayMode = GST_DECKLINK_MODE_2160p24;
break;
case bmdMode4K2160p25:
displayMode = GST_DECKLINK_MODE_2160p25;
break;
case bmdMode4K2160p2997:
displayMode = GST_DECKLINK_MODE_2160p2997;
break;
case bmdMode4K2160p30:
displayMode = GST_DECKLINK_MODE_2160p30;
break;
case bmdMode4K2160p50:
displayMode = GST_DECKLINK_MODE_2160p50;
break;
case bmdMode4K2160p5994:
displayMode = GST_DECKLINK_MODE_2160p5994;
break;
case bmdMode4K2160p60:
displayMode = GST_DECKLINK_MODE_2160p60;
break;
default:
displayMode = (GstDecklinkModeEnum) - 1;
break;
}
return displayMode;
}
const BMDPixelFormat
gst_decklink_pixel_format_from_type (GstDecklinkVideoFormat t)
{
return formats[t].format;
}
const gint
gst_decklink_bpp_from_type (GstDecklinkVideoFormat t)
{
return formats[t].bpp;
}
const GstDecklinkVideoFormat
gst_decklink_type_from_video_format (GstVideoFormat f)
{
guint i;
for (i = 1; i < G_N_ELEMENTS (formats); i++) {
if (formats[i].vformat == f)
return (GstDecklinkVideoFormat) i;
}
g_assert_not_reached ();
return GST_DECKLINK_VIDEO_FORMAT_AUTO;
}
GstVideoFormat
gst_decklink_video_format_from_type (BMDPixelFormat pf)
{
guint i;
for (i = 1; i < G_N_ELEMENTS (formats); i++) {
if (formats[i].format == pf)
return formats[i].vformat;
}
GST_WARNING ("Unknown pixel format 0x%x", pf);
return GST_VIDEO_FORMAT_UNKNOWN;
}
const BMDTimecodeFormat
gst_decklink_timecode_format_from_enum (GstDecklinkTimecodeFormat f)
{
return tcformats[f].format;
}
const GstDecklinkTimecodeFormat
gst_decklink_timecode_format_to_enum (BMDTimecodeFormat f)
{
guint i;
for (i = 0; i < G_N_ELEMENTS (tcformats); i++) {
if (tcformats[i].format == f)
return (GstDecklinkTimecodeFormat) i;
}
g_assert_not_reached ();
return GST_DECKLINK_TIMECODE_FORMAT_RP188ANY;
}
const BMDDuplexMode
gst_decklink_duplex_mode_from_enum (GstDecklinkDuplexMode m)
{
return duplex_modes[m].mode;
}
const GstDecklinkDuplexMode
gst_decklink_duplex_mode_to_enum (BMDDuplexMode m)
{
guint i;
for (i = 0; i < G_N_ELEMENTS (duplex_modes); i++) {
if (duplex_modes[i].mode == m)
return duplex_modes[i].gstmode;
}
g_assert_not_reached ();
return GST_DECKLINK_DUPLEX_MODE_HALF;
}
const BMDKeyerMode
gst_decklink_keyer_mode_from_enum (GstDecklinkKeyerMode m)
{
return kmodes[m].keymode;
}
const GstDecklinkKeyerMode
gst_decklink_keyer_mode_to_enum (BMDKeyerMode m)
{
guint i;
for (i = 0; i < G_N_ELEMENTS (kmodes); i++) {
if (kmodes[i].keymode == m)
return (GstDecklinkKeyerMode) i;
}
g_assert_not_reached ();
return GST_DECKLINK_KEYER_MODE_OFF;
}
static const BMDVideoConnection connections[] = {
(BMDVideoConnection) 0, /* auto */
bmdVideoConnectionSDI,
bmdVideoConnectionHDMI,
bmdVideoConnectionOpticalSDI,
bmdVideoConnectionComponent,
bmdVideoConnectionComposite,
bmdVideoConnectionSVideo
};
const BMDVideoConnection
gst_decklink_get_connection (GstDecklinkConnectionEnum e)
{
g_return_val_if_fail (e != GST_DECKLINK_CONNECTION_AUTO,
bmdVideoConnectionSDI);
if (e <= GST_DECKLINK_CONNECTION_AUTO || e > GST_DECKLINK_CONNECTION_SVIDEO)
e = GST_DECKLINK_CONNECTION_SDI;
return connections[e];
}
static gboolean
gst_decklink_caps_get_pixel_format (GstCaps * caps, BMDPixelFormat * format)
{
GstVideoInfo vinfo;
GstVideoFormat f;
if (gst_video_info_from_caps (&vinfo, caps) == FALSE) {
GST_ERROR ("Could not get video info from caps: %" GST_PTR_FORMAT, caps);
return FALSE;
}
f = vinfo.finfo->format;
return gst_decklink_type_from_video_format (f);
}
static GstStructure *
gst_decklink_mode_get_generic_structure (GstDecklinkModeEnum e)
{
const GstDecklinkMode *mode = &modes[e];
GstStructure *s = gst_structure_new ("video/x-raw",
"width", G_TYPE_INT, mode->width,
"height", G_TYPE_INT, mode->height,
"pixel-aspect-ratio", GST_TYPE_FRACTION, mode->par_n, mode->par_d,
"interlace-mode", G_TYPE_STRING,
mode->interlaced ? "interleaved" : "progressive",
"framerate", GST_TYPE_FRACTION, mode->fps_n, mode->fps_d, NULL);
return s;
}
static GstStructure *
gst_decklink_mode_get_structure (GstDecklinkModeEnum e, BMDPixelFormat f,
gboolean input)
{
const GstDecklinkMode *mode = &modes[e];
GstStructure *s = gst_decklink_mode_get_generic_structure (e);
if (input && mode->interlaced) {
if (mode->tff)
gst_structure_set (s, "field-order", G_TYPE_STRING, "top-field-first",
NULL);
else
gst_structure_set (s, "field-order", G_TYPE_STRING, "bottom-field-first",
NULL);
}
switch (f) {
case bmdFormat8BitYUV: /* '2vuy' */
gst_structure_set (s, "format", G_TYPE_STRING, "UYVY",
"colorimetry", G_TYPE_STRING, mode->colorimetry,
"chroma-site", G_TYPE_STRING, "mpeg2", NULL);
break;
case bmdFormat10BitYUV: /* 'v210' */
gst_structure_set (s, "format", G_TYPE_STRING, "v210", NULL);
break;
case bmdFormat8BitARGB: /* 'ARGB' */
gst_structure_set (s, "format", G_TYPE_STRING, "ARGB", NULL);
break;
case bmdFormat8BitBGRA: /* 'BGRA' */
gst_structure_set (s, "format", G_TYPE_STRING, "BGRA", NULL);
break;
case bmdFormat10BitRGB: /* 'r210' Big-endian RGB 10-bit per component with SMPTE video levels (64-960). Packed as 2:10:10:10 */
case bmdFormat12BitRGB: /* 'R12B' Big-endian RGB 12-bit per component with full range (0-4095). Packed as 12-bit per component */
case bmdFormat12BitRGBLE: /* 'R12L' Little-endian RGB 12-bit per component with full range (0-4095). Packed as 12-bit per component */
case bmdFormat10BitRGBXLE: /* 'R10l' Little-endian 10-bit RGB with SMPTE video levels (64-940) */
case bmdFormat10BitRGBX: /* 'R10b' Big-endian 10-bit RGB with SMPTE video levels (64-940) */
default:
GST_WARNING ("format not supported %d", f);
gst_structure_free (s);
s = NULL;
break;
}
return s;
}
GstCaps *
gst_decklink_mode_get_caps (GstDecklinkModeEnum e, BMDPixelFormat f,
gboolean input)
{
GstCaps *caps;
caps = gst_caps_new_empty ();
caps =
gst_caps_merge_structure (caps, gst_decklink_mode_get_structure (e, f,
input));
return caps;
}
GstCaps *
gst_decklink_mode_get_caps_all_formats (GstDecklinkModeEnum e, gboolean input)
{
GstCaps *caps;
guint i;
caps = gst_caps_new_empty ();
for (i = 1; i < G_N_ELEMENTS (formats); i++)
caps =
gst_caps_merge_structure (caps, gst_decklink_mode_get_structure (e,
formats[i].format, input));
return caps;
}
GstCaps *
gst_decklink_pixel_format_get_caps (BMDPixelFormat f, gboolean input)
{
int i;
GstCaps *caps;
GstStructure *s;
caps = gst_caps_new_empty ();
for (i = 1; i < (int) G_N_ELEMENTS (modes); i++) {
s = gst_decklink_mode_get_structure ((GstDecklinkModeEnum) i, f, input);
caps = gst_caps_merge_structure (caps, s);
}
return caps;
}
GstCaps *
gst_decklink_mode_get_template_caps (gboolean input)
{
int i;
GstCaps *caps;
caps = gst_caps_new_empty ();
for (i = 1; i < (int) G_N_ELEMENTS (modes); i++)
caps =
gst_caps_merge (caps,
gst_decklink_mode_get_caps_all_formats ((GstDecklinkModeEnum) i,
input));
return caps;
}
const GstDecklinkMode *
gst_decklink_find_mode_and_format_for_caps (GstCaps * caps,
BMDPixelFormat * format)
{
int i;
GstCaps *mode_caps;
g_return_val_if_fail (gst_caps_is_fixed (caps), NULL);
if (!gst_decklink_caps_get_pixel_format (caps, format))
return NULL;
for (i = 1; i < (int) G_N_ELEMENTS (modes); i++) {
mode_caps =
gst_decklink_mode_get_caps ((GstDecklinkModeEnum) i, *format, FALSE);
if (gst_caps_can_intersect (caps, mode_caps)) {
gst_caps_unref (mode_caps);
return gst_decklink_get_mode ((GstDecklinkModeEnum) i);
}
gst_caps_unref (mode_caps);
}
return NULL;
}
const GstDecklinkMode *
gst_decklink_find_mode_for_caps (GstCaps * caps)
{
BMDPixelFormat format;
return gst_decklink_find_mode_and_format_for_caps (caps, &format);
}
#define GST_TYPE_DECKLINK_CLOCK \
(gst_decklink_clock_get_type())
#define GST_DECKLINK_CLOCK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DECKLINK_CLOCK,GstDecklinkClock))
#define GST_DECKLINK_CLOCK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DECKLINK_CLOCK,GstDecklinkClockClass))
#define GST_IS_Decklink_CLOCK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DECKLINK_CLOCK))
#define GST_IS_Decklink_CLOCK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DECKLINK_CLOCK))
#define GST_DECKLINK_CLOCK_CAST(obj) \
((GstDecklinkClock*)(obj))
typedef struct _GstDecklinkClock GstDecklinkClock;
typedef struct _GstDecklinkClockClass GstDecklinkClockClass;
struct _GstDecklinkClock
{
GstSystemClock clock;
GstDecklinkOutput *output;
};
struct _GstDecklinkClockClass
{
GstSystemClockClass parent_class;
};
GType gst_decklink_clock_get_type (void);
static GstClock *gst_decklink_clock_new (const gchar * name);
typedef struct _Device Device;
struct _Device
{
GstDecklinkOutput output;
GstDecklinkInput input;
/* Audio/video output, Audio/video input */
GstDecklinkDevice *devices[4];
};
DuplexModeSetOperationResult gst_decklink_configure_duplex_mode (Device *
device, BMDDuplexMode duplex_mode);
DuplexModeSetOperationResult
gst_decklink_configure_duplex_mode_pair_device (Device * device,
BMDDuplexMode duplex_mode);
Device *gst_decklink_find_device_by_persistent_id (int64_t persistent_id);
gboolean gst_decklink_device_has_persistent_id (Device * device,
int64_t persistent_id);
class GStreamerDecklinkInputCallback:public IDeckLinkInputCallback
{
private:
GstDecklinkInput * m_input;
GMutex m_mutex;
gint m_refcount;
public:
GStreamerDecklinkInputCallback (GstDecklinkInput * input)
: IDeckLinkInputCallback (), m_refcount (1)
{
m_input = input;
g_mutex_init (&m_mutex);
}
virtual ~ GStreamerDecklinkInputCallback ()
{
g_mutex_clear (&m_mutex);
}
virtual HRESULT STDMETHODCALLTYPE QueryInterface (REFIID, LPVOID *)
{
return E_NOINTERFACE;
}
virtual ULONG STDMETHODCALLTYPE AddRef (void)
{
ULONG ret;
g_mutex_lock (&m_mutex);
m_refcount++;
ret = m_refcount;
g_mutex_unlock (&m_mutex);
return ret;
}
virtual ULONG STDMETHODCALLTYPE Release (void)
{
ULONG ret;
g_mutex_lock (&m_mutex);
m_refcount--;
ret = m_refcount;
g_mutex_unlock (&m_mutex);
if (ret == 0) {
delete this;
}
return ret;
}
virtual HRESULT STDMETHODCALLTYPE
VideoInputFormatChanged (BMDVideoInputFormatChangedEvents,
IDeckLinkDisplayMode * mode, BMDDetectedVideoInputFormatFlags formatFlags)
{
BMDPixelFormat pixelFormat;
GST_INFO ("Video input format changed");
if ((formatFlags & bmdDetectedVideoInputRGB444)
&& m_input->format == bmdFormat8BitYUV) {
/* user-set format was auto or 8BitYUV, change to RGB */
pixelFormat = bmdFormat8BitARGB;
} else {
/* use the user-set format, defaulting to 8BitYUV */
pixelFormat = m_input->format;
}
g_mutex_lock (&m_input->lock);
m_input->input->PauseStreams ();
m_input->input->EnableVideoInput (mode->GetDisplayMode (),
pixelFormat, bmdVideoInputEnableFormatDetection);
m_input->input->FlushStreams ();
/* Reset any timestamp observations we might've made */
if (m_input->videosrc) {
GstDecklinkVideoSrc *videosrc = GST_DECKLINK_VIDEO_SRC (m_input->videosrc);
g_mutex_lock (&videosrc->lock);
videosrc->window_fill = 0;
videosrc->window_filled = FALSE;
videosrc->window_skip = 1;
videosrc->window_skip_count = 0;
videosrc->current_time_mapping.xbase = 0;
videosrc->current_time_mapping.b = 0;
videosrc->current_time_mapping.num = 1;
videosrc->current_time_mapping.den = 1;
videosrc->next_time_mapping.xbase = 0;
videosrc->next_time_mapping.b = 0;
videosrc->next_time_mapping.num = 1;
videosrc->next_time_mapping.den = 1;
g_mutex_unlock (&videosrc->lock);
}
m_input->input->StartStreams ();
m_input->mode =
gst_decklink_get_mode (gst_decklink_get_mode_enum_from_bmd
(mode->GetDisplayMode ()));
m_input->format = pixelFormat;
g_mutex_unlock (&m_input->lock);
return S_OK;
}
virtual HRESULT STDMETHODCALLTYPE
VideoInputFrameArrived (IDeckLinkVideoInputFrame * video_frame,
IDeckLinkAudioInputPacket * audio_packet)
{
GstElement *videosrc = NULL, *audiosrc = NULL;
void (*got_video_frame) (GstElement * videosrc,
IDeckLinkVideoInputFrame * frame, GstDecklinkModeEnum mode,
GstClockTime capture_time, GstClockTime stream_time,
GstClockTime stream_duration, GstClockTime hardware_time,
GstClockTime hardware_duration, IDeckLinkTimecode * dtc,
gboolean no_signal) = NULL;
void (*got_audio_packet) (GstElement * videosrc,
IDeckLinkAudioInputPacket * packet, GstClockTime capture_time,
GstClockTime stream_time, GstClockTime stream_duration,
GstClockTime hardware_time, GstClockTime hardware_duration,
gboolean no_signal) = NULL;
GstDecklinkModeEnum mode;
GstClockTime capture_time = GST_CLOCK_TIME_NONE;
GstClockTime base_time = 0;
gboolean no_signal = FALSE;
GstClock *clock = NULL;
HRESULT res;
BMDTimeValue stream_time = GST_CLOCK_TIME_NONE;
BMDTimeValue stream_duration = GST_CLOCK_TIME_NONE;
BMDTimeValue hardware_time = GST_CLOCK_TIME_NONE;
BMDTimeValue hardware_duration = GST_CLOCK_TIME_NONE;
g_mutex_lock (&m_input->lock);
if (m_input->videosrc) {
videosrc = GST_ELEMENT_CAST (gst_object_ref (m_input->videosrc));
clock = gst_element_get_clock (videosrc);
base_time = gst_element_get_base_time (videosrc);
got_video_frame = m_input->got_video_frame;
}
mode = gst_decklink_get_mode_enum_from_bmd (m_input->mode->mode);
if (m_input->audiosrc) {
audiosrc = GST_ELEMENT_CAST (gst_object_ref (m_input->audiosrc));
if (!clock) {
clock = gst_element_get_clock (GST_ELEMENT_CAST (audiosrc));
base_time = gst_element_get_base_time (audiosrc);
}
got_audio_packet = m_input->got_audio_packet;
}
g_mutex_unlock (&m_input->lock);
if (clock) {
capture_time = gst_clock_get_time (clock);
if (capture_time > base_time)
capture_time -= base_time;
else
capture_time = 0;
}
if (video_frame) {
BMDFrameFlags flags;
flags = video_frame->GetFlags ();
if (flags & bmdFrameHasNoInputSource) {
no_signal = TRUE;
}
}
if (got_video_frame && videosrc && video_frame) {
IDeckLinkTimecode *dtc = 0;
res =
video_frame->GetStreamTime (&stream_time, &stream_duration,
GST_SECOND);
if (res != S_OK) {
GST_ERROR ("Failed to get stream time: 0x%08lx", (unsigned long) res);
stream_time = GST_CLOCK_TIME_NONE;
stream_duration = GST_CLOCK_TIME_NONE;
}
res =
video_frame->GetHardwareReferenceTimestamp (GST_SECOND,
&hardware_time, &hardware_duration);
if (res != S_OK) {
GST_ERROR ("Failed to get hardware time: 0x%08lx", (unsigned long) res);
hardware_time = GST_CLOCK_TIME_NONE;
hardware_duration = GST_CLOCK_TIME_NONE;
}
if (m_input->videosrc) {
/* FIXME: Avoid circularity between gstdecklink.cpp and
* gstdecklinkvideosrc.cpp */
res =
video_frame->
GetTimecode (GST_DECKLINK_VIDEO_SRC (videosrc)->timecode_format,
&dtc);
if (res != S_OK) {
GST_DEBUG_OBJECT (videosrc, "Failed to get timecode: 0x%08lx",
(unsigned long) res);
dtc = NULL;
}
}
/* passing dtc reference */
got_video_frame (videosrc, video_frame, mode, capture_time,
stream_time, stream_duration, hardware_time, hardware_duration, dtc,
no_signal);
}
if (got_audio_packet && audiosrc && audio_packet) {
m_input->got_audio_packet (audiosrc, audio_packet, capture_time,
stream_time, stream_duration, hardware_time, hardware_duration,
no_signal);
} else {
if (!audio_packet)
GST_DEBUG ("Received no audio packet at %" GST_TIME_FORMAT,
GST_TIME_ARGS (capture_time));
}
gst_object_replace ((GstObject **) & videosrc, NULL);
gst_object_replace ((GstObject **) & audiosrc, NULL);
gst_object_replace ((GstObject **) & clock, NULL);
return S_OK;
}
};
class GStreamerDecklinkMemoryAllocator:public IDeckLinkMemoryAllocator
{
private:
GMutex m_mutex;
uint32_t m_lastBufferSize;
uint32_t m_nonEmptyCalls;
GstQueueArray *m_buffers;
gint m_refcount;
void _clearBufferPool ()
{
uint8_t *buf;
if (!m_buffers)
return;
while ((buf = (uint8_t *) gst_queue_array_pop_head (m_buffers))) {
uint8_t offset = *(buf - 1);
void *alloc_buf = buf - 128 + offset;
g_free (alloc_buf);
}
}
public:
GStreamerDecklinkMemoryAllocator ()
: IDeckLinkMemoryAllocator (),
m_lastBufferSize (0),
m_nonEmptyCalls (0), m_buffers (NULL), m_refcount (1)
{
g_mutex_init (&m_mutex);
m_buffers = gst_queue_array_new (60);
}
virtual ~ GStreamerDecklinkMemoryAllocator () {
Decommit ();
gst_queue_array_free (m_buffers);
g_mutex_clear (&m_mutex);
}
virtual HRESULT STDMETHODCALLTYPE QueryInterface (REFIID, LPVOID *)
{
return E_NOINTERFACE;
}
virtual ULONG STDMETHODCALLTYPE AddRef (void)
{
ULONG ret;
g_mutex_lock (&m_mutex);
m_refcount++;
ret = m_refcount;
g_mutex_unlock (&m_mutex);
return ret;
}
virtual ULONG STDMETHODCALLTYPE Release (void)
{
ULONG ret;
g_mutex_lock (&m_mutex);
m_refcount--;
ret = m_refcount;
g_mutex_unlock (&m_mutex);
if (ret == 0) {
delete this;
}
return ret;
}
virtual HRESULT STDMETHODCALLTYPE
AllocateBuffer (uint32_t bufferSize, void **allocatedBuffer)
{
uint8_t *buf;
uint8_t offset = 0;
g_mutex_lock (&m_mutex);
/* If buffer size changed since last call, empty buffer pool */
if (bufferSize != m_lastBufferSize) {
_clearBufferPool ();
m_lastBufferSize = bufferSize;
}
/* Look if there is a free buffer in the pool */
if (!(buf = (uint8_t *) gst_queue_array_pop_head (m_buffers))) {
/* If not, alloc a new one */
buf = (uint8_t *) g_malloc (bufferSize + 128);
/* The Decklink SDK requires 16 byte aligned memory at least but for us
* to work nicely let's align to 64 bytes (512 bits) as this allows
* aligned AVX2 operations for example */
if (((guintptr) buf) % 64 != 0) {
offset = ((guintptr) buf) % 64;
}
/* Write the allocation size at the very beginning. It's guaranteed by
* malloc() to be allocated aligned enough for doing this. */
*((uint32_t *) buf) = bufferSize;
/* Align our buffer */
buf += 128 - offset;
/* And write the alignment offset right before the buffer */
*(buf - 1) = offset;
}
*allocatedBuffer = (void *) buf;
/* If there are still unused buffers in the pool
* remove one of them every fifth call */
if (gst_queue_array_get_length (m_buffers) > 0) {
if (++m_nonEmptyCalls >= 5) {
buf = (uint8_t *) gst_queue_array_pop_head (m_buffers);
uint8_t offset = *(buf - 1);
void *alloc_buf = buf - 128 + offset;
g_free (alloc_buf);
m_nonEmptyCalls = 0;
}
} else {
m_nonEmptyCalls = 0;
}
g_mutex_unlock (&m_mutex);
return S_OK;
}
virtual HRESULT STDMETHODCALLTYPE ReleaseBuffer (void *buffer)
{
g_mutex_lock (&m_mutex);
/* Put the buffer back to the pool if size matches with current pool */
uint8_t offset = *(((uint8_t *) buffer) - 1);
uint8_t *alloc_buffer = ((uint8_t *) buffer) - 128 + offset;
uint32_t size = *(uint32_t *) alloc_buffer;
if (size == m_lastBufferSize) {
gst_queue_array_push_tail (m_buffers, buffer);
} else {
g_free (alloc_buffer);
}
g_mutex_unlock (&m_mutex);
return S_OK;
}
virtual HRESULT STDMETHODCALLTYPE Commit ()
{
return S_OK;
}
virtual HRESULT STDMETHODCALLTYPE Decommit ()
{
/* Clear all remaining pools */
_clearBufferPool ();
return S_OK;
}
};
#ifdef G_OS_WIN32
/* FIXME: We currently never deinit this */
static GMutex com_init_lock;
static GMutex com_deinit_lock;
static GCond com_init_cond;
static GCond com_deinit_cond;
static GCond com_deinited_cond;
static gboolean com_initialized = FALSE;
/* COM initialization/uninitialization thread */
static gpointer
gst_decklink_com_thread (gpointer data)
{
HRESULT res;
g_mutex_lock (&com_init_lock);
/* Initialize COM with a MTA for this process. This thread will
* be the first one to enter the apartement and the last one to leave
* it, unitializing COM properly */
res = CoInitializeEx (0, COINIT_MULTITHREADED);
if (res == S_FALSE)
GST_WARNING ("COM has been already initialized in the same process");
else if (res == RPC_E_CHANGED_MODE)
GST_WARNING ("The concurrency model of COM has changed.");
else
GST_INFO ("COM initialized successfully");
com_initialized = TRUE;
/* Signal other threads waiting on this condition that COM was initialized */
g_cond_signal (&com_init_cond);
g_mutex_unlock (&com_init_lock);
/* Wait until the uninitialize condition is met to leave the COM apartement */
g_mutex_lock (&com_deinit_lock);
g_cond_wait (&com_deinit_cond, &com_deinit_lock);
CoUninitialize ();
GST_INFO ("COM uninitialized successfully");
com_initialized = FALSE;
g_cond_signal (&com_deinited_cond);
g_mutex_unlock (&com_deinit_lock);
return NULL;
}
#endif /* G_OS_WIN32 */
static GOnce devices_once = G_ONCE_INIT;
static GPtrArray *devices; /* array of Device */
static GstDecklinkDevice *
gst_decklink_device_new (const gchar * model_name, const gchar * display_name,
const gchar * serial_number, gboolean supports_format_detection,
GstCaps * video_caps, guint max_channels, gboolean video, gboolean capture,
guint device_number)
{
GstDevice *ret;
gchar *name;
const gchar *device_class;
GstCaps *caps = NULL;
GstStructure *properties;
if (capture)
device_class = video ? "Video/Source/Hardware" : "Audio/Source/Hardware";
else
device_class = video ? "Video/Sink/Hardware" : "Audio/Sink/Hardware";
name =
g_strdup_printf ("%s (%s %s)", display_name,
video ? "Video" : "Audio", capture ? "Capture" : "Output");
if (video) {
caps = gst_caps_ref (video_caps);
} else {
static GstStaticCaps audio_caps =
GST_STATIC_CAPS
("audio/x-raw, format={S16LE,S32LE}, channels={2, 8, 16}, rate=48000, "
"layout=interleaved");
GstCaps *max_channel_caps =
gst_caps_new_simple ("audio/x-raw", "channels", GST_TYPE_INT_RANGE, 2,
max_channels, NULL);
caps =
gst_caps_intersect (gst_static_caps_get (&audio_caps),
max_channel_caps);
gst_caps_unref (max_channel_caps);
}
properties = gst_structure_new_empty ("properties");
gst_structure_set (properties,
"device-number", G_TYPE_UINT, device_number,
"model-name", G_TYPE_STRING, model_name,
"display-name", G_TYPE_STRING, display_name,
"max-channels", G_TYPE_UINT, max_channels, NULL);
if (capture)
gst_structure_set (properties, "supports-format-detection", G_TYPE_BOOLEAN,
supports_format_detection, NULL);
if (serial_number)
gst_structure_set (properties, "serial-number", G_TYPE_STRING,
serial_number, NULL);
ret = GST_DEVICE (g_object_new (GST_TYPE_DECKLINK_DEVICE,
"display-name", name,
"device-class", device_class, "caps", caps, "properties", properties,
NULL));
g_free (name);
gst_caps_unref (caps);
gst_structure_free (properties);
GST_DECKLINK_DEVICE (ret)->video = video;
GST_DECKLINK_DEVICE (ret)->capture = capture;
GST_DECKLINK_DEVICE (ret)->device_number = device_number;
return GST_DECKLINK_DEVICE (ret);
}
static gpointer
init_devices (gpointer data)
{
IDeckLinkIterator *iterator;
IDeckLink *decklink = NULL;
HRESULT ret;
int i;
#ifdef G_OS_WIN32
// Start COM thread for Windows
g_mutex_lock (&com_init_lock);
/* create the COM initialization thread */
g_thread_new ("COM init thread", (GThreadFunc) gst_decklink_com_thread, NULL);
/* wait until the COM thread signals that COM has been initialized */
g_cond_wait (&com_init_cond, &com_init_lock);
g_mutex_unlock (&com_init_lock);
#endif /* G_OS_WIN32 */
iterator = CreateDeckLinkIteratorInstance ();
if (iterator == NULL) {
GST_DEBUG ("no driver");
return NULL;
}
devices = g_ptr_array_new ();
i = 0;
ret = iterator->Next (&decklink);
while (ret == S_OK) {
Device *dev;
gboolean capture = FALSE;
gboolean output = FALSE;
gchar *model_name = NULL;
gchar *display_name = NULL;
gchar *serial_number = NULL;
gboolean supports_format_detection = 0;
gint64 max_channels = 2;
GstCaps *video_input_caps = gst_caps_new_empty ();
GstCaps *video_output_caps = gst_caps_new_empty ();
dev = g_new0 (Device, 1);
g_mutex_init (&dev->input.lock);
g_mutex_init (&dev->output.lock);
g_cond_init (&dev->output.cond);
ret = decklink->QueryInterface (IID_IDeckLinkInput,
(void **) &dev->input.input);
if (ret != S_OK) {
GST_WARNING ("selected device does not have input interface: 0x%08lx",
(unsigned long) ret);
} else {
IDeckLinkDisplayModeIterator *mode_iter;
dev->input.device = decklink;
dev->input.input->
SetCallback (new GStreamerDecklinkInputCallback (&dev->input));
if ((ret = dev->input.input->GetDisplayModeIterator (&mode_iter)) == S_OK) {
IDeckLinkDisplayMode *mode;
GST_DEBUG ("Input %d supports:", i);
while ((ret = mode_iter->Next (&mode)) == S_OK) {
char *name;
GstDecklinkModeEnum mode_enum;
mode_enum =
gst_decklink_get_mode_enum_from_bmd (mode->GetDisplayMode ());
if (mode_enum != (GstDecklinkModeEnum) - 1)
video_input_caps =
gst_caps_merge_structure (video_input_caps,
gst_decklink_mode_get_generic_structure (mode_enum));
mode->GetName ((COMSTR_T *) & name);
CONVERT_COM_STRING (name);
GST_DEBUG (" %s mode: 0x%08x width: %ld height: %ld"
" fields: 0x%08x flags: 0x%08x", name,
(int) mode->GetDisplayMode (), mode->GetWidth (),
mode->GetHeight (), (int) mode->GetFieldDominance (),
(int) mode->GetFlags ());
FREE_COM_STRING (name);
mode->Release ();
}
mode_iter->Release ();
}
capture = TRUE;
ret = S_OK;
}
ret = decklink->QueryInterface (IID_IDeckLinkOutput,
(void **) &dev->output.output);
if (ret != S_OK) {
GST_WARNING ("selected device does not have output interface: 0x%08lx",
(unsigned long) ret);
} else {
IDeckLinkDisplayModeIterator *mode_iter;
dev->output.device = decklink;
dev->output.clock = gst_decklink_clock_new ("GstDecklinkOutputClock");
GST_DECKLINK_CLOCK_CAST (dev->output.clock)->output = &dev->output;
if ((ret =
dev->output.output->GetDisplayModeIterator (&mode_iter)) ==
S_OK) {
IDeckLinkDisplayMode *mode;
GST_DEBUG ("Output %d supports:", i);
while ((ret = mode_iter->Next (&mode)) == S_OK) {
char *name;
GstDecklinkModeEnum mode_enum;
mode_enum =
gst_decklink_get_mode_enum_from_bmd (mode->GetDisplayMode ());
if (mode_enum != (GstDecklinkModeEnum) - 1)
video_output_caps =
gst_caps_merge_structure (video_output_caps,
gst_decklink_mode_get_generic_structure (mode_enum));
mode->GetName ((COMSTR_T *) & name);
CONVERT_COM_STRING (name);
GST_DEBUG (" %s mode: 0x%08x width: %ld height: %ld"
" fields: 0x%08x flags: 0x%08x", name,
(int) mode->GetDisplayMode (), mode->GetWidth (),
mode->GetHeight (), (int) mode->GetFieldDominance (),
(int) mode->GetFlags ());
FREE_COM_STRING (name);
mode->Release ();
}
mode_iter->Release ();
}
output = TRUE;
ret = S_OK;
}
ret = decklink->QueryInterface (IID_IDeckLinkConfiguration,
(void **) &dev->input.config);
if (ret != S_OK) {
GST_WARNING ("selected device does not have config interface: 0x%08lx",
(unsigned long) ret);
} else {
ret =
dev->input.
config->GetString (bmdDeckLinkConfigDeviceInformationSerialNumber,
(COMSTR_T *) & serial_number);
if (ret == S_OK) {
CONVERT_COM_STRING (serial_number);
dev->output.hw_serial_number = g_strdup (serial_number);
dev->input.hw_serial_number = g_strdup (serial_number);
GST_DEBUG ("device %d has serial number %s", i, serial_number);
}
}
ret = decklink->QueryInterface (IID_IDeckLinkAttributes,
(void **) &dev->input.attributes);
dev->output.attributes = dev->input.attributes;
if (ret != S_OK) {
GST_WARNING ("selected device does not have attributes interface: "
"0x%08lx", (unsigned long) ret);
} else {
bool tmp_bool = false;
int64_t tmp_int = 2;
dev->input.attributes->GetInt (BMDDeckLinkMaximumAudioChannels,
&tmp_int);
dev->input.attributes->GetFlag (BMDDeckLinkSupportsInputFormatDetection,
&tmp_bool);
supports_format_detection = tmp_bool;
max_channels = tmp_int;
}
decklink->GetModelName ((COMSTR_T *) & model_name);
if (model_name)
CONVERT_COM_STRING (model_name);
decklink->GetDisplayName ((COMSTR_T *) & display_name);
if (display_name)
CONVERT_COM_STRING (display_name);
if (capture) {
dev->devices[0] =
gst_decklink_device_new (model_name, display_name, serial_number,
supports_format_detection, video_input_caps, max_channels, TRUE, TRUE,
i);
dev->devices[1] =
gst_decklink_device_new (model_name, display_name, serial_number,
supports_format_detection, video_input_caps, max_channels, FALSE,
TRUE, i);
}
if (output) {
dev->devices[2] =
gst_decklink_device_new (model_name, display_name, serial_number,
supports_format_detection, video_output_caps, max_channels, TRUE,
FALSE, i);
dev->devices[3] =
gst_decklink_device_new (model_name, display_name, serial_number,
supports_format_detection, video_output_caps, max_channels, FALSE,
FALSE, i);
}
if (model_name)
FREE_COM_STRING (model_name);
if (display_name)
FREE_COM_STRING (display_name);
if (serial_number)
FREE_COM_STRING (serial_number);
gst_caps_unref (video_input_caps);
gst_caps_unref (video_output_caps);
ret = decklink->QueryInterface (IID_IDeckLinkKeyer,
(void **) &dev->output.keyer);
g_ptr_array_add (devices, dev);
/* We only warn of failure to obtain the keyer interface if the keyer
* is enabled by keyer_mode
*/
ret = iterator->Next (&decklink);
i++;
}
GST_INFO ("Detected %u devices", devices->len);
iterator->Release ();
return NULL;
}
GList *
gst_decklink_get_devices (void)
{
guint i;
GList *l = NULL;
g_once (&devices_once, init_devices, NULL);
if (!devices) {
return NULL;
}
for (i = 0; i < devices->len; i++) {
Device *device = (Device *) g_ptr_array_index (devices, i);
if (device->devices[0])
l = g_list_prepend (l, g_object_ref (device->devices[0]));
if (device->devices[1])
l = g_list_prepend (l, g_object_ref (device->devices[1]));
if (device->devices[2])
l = g_list_prepend (l, g_object_ref (device->devices[2]));
if (device->devices[3])
l = g_list_prepend (l, g_object_ref (device->devices[3]));
}
l = g_list_reverse (l);
return l;
}
GstDecklinkOutput *
gst_decklink_acquire_nth_output (gint n, GstElement * sink, gboolean is_audio)
{
GstDecklinkOutput *output;
Device *device;
g_once (&devices_once, init_devices, NULL);
if (devices == NULL)
return NULL;
if (n < 0 || (guint) n >= devices->len)
return NULL;
device = (Device *) g_ptr_array_index (devices, n);
output = &device->output;
if (!output->output) {
GST_ERROR ("Device %d has no output", n);
return NULL;
}
if (!is_audio) {
GstDecklinkVideoSink *videosink = (GstDecklinkVideoSink *) (sink);
if (gst_decklink_configure_duplex_mode (device,
videosink->duplex_mode) == DUPLEX_MODE_SET_FAILURE) {
return NULL;
}
}
g_mutex_lock (&output->lock);
if (is_audio && !output->audiosink) {
output->audiosink = GST_ELEMENT_CAST (gst_object_ref (sink));
g_mutex_unlock (&output->lock);
return output;
} else if (!output->videosink) {
output->videosink = GST_ELEMENT_CAST (gst_object_ref (sink));
g_mutex_unlock (&output->lock);
return output;
}
g_mutex_unlock (&output->lock);
GST_ERROR ("Output device %d (audio: %d) in use already", n, is_audio);
return NULL;
}
void
gst_decklink_release_nth_output (gint n, GstElement * sink, gboolean is_audio)
{
GstDecklinkOutput *output;
Device *device;
if (devices == NULL)
return;
if (n < 0 || (guint) n >= devices->len)
return;
device = (Device *) g_ptr_array_index (devices, n);
output = &device->output;
g_assert (output->output);
g_mutex_lock (&output->lock);
if (is_audio) {
g_assert (output->audiosink == sink);
gst_object_unref (sink);
output->audiosink = NULL;
} else {
g_assert (output->videosink == sink);
gst_object_unref (sink);
output->videosink = NULL;
}
g_mutex_unlock (&output->lock);
}
GstDecklinkInput *
gst_decklink_acquire_nth_input (gint n, GstElement * src, gboolean is_audio)
{
GstDecklinkInput *input;
Device *device;
g_once (&devices_once, init_devices, NULL);
if (devices == NULL)
return NULL;
if (n < 0 || (guint) n >= devices->len)
return NULL;
device = (Device *) g_ptr_array_index (devices, n);
input = &device->input;
if (!input->input) {
GST_ERROR ("Device %d has no input", n);
return NULL;
}
if (!is_audio) {
GstDecklinkVideoSrc *videosrc = (GstDecklinkVideoSrc *) (src);
if (gst_decklink_configure_duplex_mode (device,
videosrc->duplex_mode) == DUPLEX_MODE_SET_FAILURE) {
return NULL;
}
}
g_mutex_lock (&input->lock);
input->input->SetVideoInputFrameMemoryAllocator (new
GStreamerDecklinkMemoryAllocator);
if (is_audio && !input->audiosrc) {
input->audiosrc = GST_ELEMENT_CAST (gst_object_ref (src));
g_mutex_unlock (&input->lock);
return input;
} else if (!input->videosrc) {
input->videosrc = GST_ELEMENT_CAST (gst_object_ref (src));
g_mutex_unlock (&input->lock);
return input;
}
g_mutex_unlock (&input->lock);
GST_ERROR ("Input device %d (audio: %d) in use already", n, is_audio);
return NULL;
}
void
gst_decklink_release_nth_input (gint n, GstElement * src, gboolean is_audio)
{
GstDecklinkInput *input;
Device *device;
if (devices == NULL)
return;
if (n < 0 || (guint) n >= devices->len)
return;
device = (Device *) g_ptr_array_index (devices, n);
input = &device->input;
g_assert (input->input);
g_mutex_lock (&input->lock);
if (is_audio) {
g_assert (input->audiosrc == src);
gst_object_unref (src);
input->audiosrc = NULL;
} else {
g_assert (input->videosrc == src);
gst_object_unref (src);
input->videosrc = NULL;
}
g_mutex_unlock (&input->lock);
}
/*
* Probes if duplex-mode is supported and sets it accordingly. I duplex-mode is not supported
* but this device is part of a pair (Duo2- and Quad2-Cards) and Half-Dupley-Mode is requested,
* the parent device is also checked and configured accordingly.
*
* If
* - full-duplex-mode is requested and the device does not support it *or*
* - half-duplex-mode is requested and there is not parent-device *or*
* - half-duplex-mode is requested and neither the device nor the parent device does support setting
* the duplex-mode, DUPLEX_MODE_SET_UNSUPPORTED is returnded.
* If the device does support duplex-mode and setting it succeeded, DUPLEX_MODE_SET_SUCCESS is rerturned.
* If
* - the device does support duplex-mode and setting it failed *or*
* - the Device reported a pair-device that does not exist in the system,
* DUPLEX_MODE_SET_FAILURE is returned.
*/
DuplexModeSetOperationResult
gst_decklink_configure_duplex_mode (Device * device, BMDDuplexMode duplex_mode)
{
HRESULT result;
bool duplex_supported;
int64_t paired_device_id;
GstDecklinkInput *input = &device->input;
result =
input->attributes->GetFlag (BMDDeckLinkSupportsDuplexModeConfiguration,
&duplex_supported);
if (result != S_OK) {
duplex_supported = false;
}
if (!duplex_supported) {
if (duplex_mode == bmdDuplexModeFull) {
GST_DEBUG ("Device does not support Full-Duplex-Mode");
return DUPLEX_MODE_SET_UNSUPPORTED;
} else if (duplex_mode == bmdDuplexModeHalf) {
result =
input->attributes->GetInt (BMDDeckLinkPairedDevicePersistentID,
&paired_device_id);
if (result == S_OK) {
GST_DEBUG ("Device does not support Half-Duplex-Mode but the Device is "
"a Part of a Device-Pair, trying to set Half-Duplex-Mode "
"on the Parent-Device");
Device *pair_device =
gst_decklink_find_device_by_persistent_id (paired_device_id);
if (pair_device == NULL) {
GST_ERROR ("Device reported as Pair-Device does not exist");
return DUPLEX_MODE_SET_FAILURE;
}
return gst_decklink_configure_duplex_mode_pair_device (pair_device,
duplex_mode);
} else {
GST_DEBUG ("Device does not support Half-Duplex-Mode");
return DUPLEX_MODE_SET_SUCCESS;
}
} else {
GST_ERROR ("duplex_mode=%d", duplex_mode);
g_assert_not_reached ();
}
} else {
GST_DEBUG ("Setting duplex-mode of Device");
result = input->config->SetInt (bmdDeckLinkConfigDuplexMode, duplex_mode);
if (result == S_OK) {
GST_DEBUG ("Duplex mode set successful");
return DUPLEX_MODE_SET_SUCCESS;
} else {
GST_ERROR ("Setting duplex mode failed");
return DUPLEX_MODE_SET_FAILURE;
}
}
g_assert_not_reached ();
return DUPLEX_MODE_SET_FAILURE;
}
DuplexModeSetOperationResult
gst_decklink_configure_duplex_mode_pair_device (Device * device,
BMDDuplexMode duplex_mode)
{
HRESULT result;
bool duplex_supported;
GstDecklinkInput *input = &device->input;
result =
input->attributes->GetFlag (BMDDeckLinkSupportsDuplexModeConfiguration,
&duplex_supported);
if (result != S_OK) {
duplex_supported = false;
}
if (!duplex_supported) {
GST_DEBUG ("Pair-Device does not support Duplex-Mode");
return DUPLEX_MODE_SET_UNSUPPORTED;
}
GST_DEBUG ("Setting duplex-mode of Pair-Device");
result = input->config->SetInt (bmdDeckLinkConfigDuplexMode, duplex_mode);
if (result == S_OK) {
GST_DEBUG ("Duplex mode set successful");
return DUPLEX_MODE_SET_SUCCESS;
} else {
GST_ERROR ("Setting duplex mode failed");
return DUPLEX_MODE_SET_FAILURE;
}
}
gboolean
gst_decklink_device_has_persistent_id (Device * device, int64_t persistent_id)
{
HRESULT result;
int64_t this_device_persistent_id;
GstDecklinkInput *input = &device->input;
result =
input->attributes->GetInt (BMDDeckLinkPersistentID,
&this_device_persistent_id);
return (result == S_OK) && (this_device_persistent_id == persistent_id);
}
Device *
gst_decklink_find_device_by_persistent_id (int64_t persistent_id)
{
GST_DEBUG ("Searching Device by persistent ID %" G_GINT64_FORMAT,
(gint64) persistent_id);
for (guint index = 0; index < devices->len; index++) {
Device *device = (Device *) g_ptr_array_index (devices, index);
if (gst_decklink_device_has_persistent_id (device, persistent_id)) {
GST_DEBUG ("Found matching Device %u", index);
return device;
}
}
return NULL;
}
G_DEFINE_TYPE (GstDecklinkClock, gst_decklink_clock, GST_TYPE_SYSTEM_CLOCK);
static GstClockTime gst_decklink_clock_get_internal_time (GstClock * clock);
static void
gst_decklink_clock_class_init (GstDecklinkClockClass * klass)
{
GstClockClass *clock_class = (GstClockClass *) klass;
clock_class->get_internal_time = gst_decklink_clock_get_internal_time;
}
static void
gst_decklink_clock_init (GstDecklinkClock * clock)
{
GST_OBJECT_FLAG_SET (clock, GST_CLOCK_FLAG_CAN_SET_MASTER);
}
static GstClock *
gst_decklink_clock_new (const gchar * name)
{
GstDecklinkClock *self =
GST_DECKLINK_CLOCK (g_object_new (GST_TYPE_DECKLINK_CLOCK, "name", name,
"clock-type", GST_CLOCK_TYPE_OTHER, NULL));
gst_object_ref_sink (self);
return GST_CLOCK_CAST (self);
}
static GstClockTime
gst_decklink_clock_get_internal_time (GstClock * clock)
{
GstDecklinkClock *self = GST_DECKLINK_CLOCK (clock);
GstClockTime result, start_time, last_time;
GstClockTimeDiff offset;
BMDTimeValue time;
HRESULT ret;
g_mutex_lock (&self->output->lock);
start_time = self->output->clock_start_time;
offset = self->output->clock_offset;
last_time = self->output->clock_last_time;
time = -1;
if (!self->output->started) {
result = last_time;
ret = -1;
} else {
ret =
self->output->output->GetHardwareReferenceClock (GST_SECOND, &time,
NULL, NULL);
if (ret == S_OK && time >= 0) {
result = time;
if (start_time == GST_CLOCK_TIME_NONE)
start_time = self->output->clock_start_time = result;
if (result > start_time)
result -= start_time;
else
result = 0;
if (self->output->clock_restart) {
self->output->clock_offset = result - last_time;
offset = self->output->clock_offset;
self->output->clock_restart = FALSE;
}
result = MAX (last_time, result);
result -= offset;
result = MAX (last_time, result);
} else {
result = last_time;
}
self->output->clock_last_time = result;
}
result += self->output->clock_epoch;
g_mutex_unlock (&self->output->lock);
GST_LOG_OBJECT (clock,
"result %" GST_TIME_FORMAT " time %" GST_TIME_FORMAT " last time %"
GST_TIME_FORMAT " offset %" GST_TIME_FORMAT " start time %"
GST_TIME_FORMAT " (ret: 0x%08lx)", GST_TIME_ARGS (result),
GST_TIME_ARGS (time), GST_TIME_ARGS (last_time), GST_TIME_ARGS (offset),
GST_TIME_ARGS (start_time), (unsigned long) ret);
return result;
}
static gboolean
plugin_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (gst_decklink_debug, "decklink", 0,
"debug category for decklink plugin");
gst_element_register (plugin, "decklinkaudiosink", GST_RANK_NONE,
GST_TYPE_DECKLINK_AUDIO_SINK);
gst_element_register (plugin, "decklinkvideosink", GST_RANK_NONE,
GST_TYPE_DECKLINK_VIDEO_SINK);
gst_element_register (plugin, "decklinkaudiosrc", GST_RANK_NONE,
GST_TYPE_DECKLINK_AUDIO_SRC);
gst_element_register (plugin, "decklinkvideosrc", GST_RANK_NONE,
GST_TYPE_DECKLINK_VIDEO_SRC);
gst_device_provider_register (plugin, "decklinkdeviceprovider",
GST_RANK_PRIMARY, GST_TYPE_DECKLINK_DEVICE_PROVIDER);
gst_type_mark_as_plugin_api (GST_TYPE_DECKLINK_AUDIO_CHANNELS, (GstPluginAPIFlags) 0);
gst_type_mark_as_plugin_api (GST_TYPE_DECKLINK_AUDIO_CONNECTION, (GstPluginAPIFlags) 0);
gst_type_mark_as_plugin_api (GST_TYPE_DECKLINK_DUPLEX_MODE, (GstPluginAPIFlags) 0);
gst_type_mark_as_plugin_api (GST_TYPE_DECKLINK_KEYER_MODE, (GstPluginAPIFlags) 0);
gst_type_mark_as_plugin_api (GST_TYPE_DECKLINK_MODE, (GstPluginAPIFlags) 0);
gst_type_mark_as_plugin_api (GST_TYPE_DECKLINK_TIMECODE_FORMAT, (GstPluginAPIFlags) 0);
gst_type_mark_as_plugin_api (GST_TYPE_DECKLINK_VIDEO_FORMAT, (GstPluginAPIFlags) 0);
gst_type_mark_as_plugin_api (GST_TYPE_DECKLINK_CONNECTION, (GstPluginAPIFlags) 0);
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
decklink,
"Blackmagic Decklink plugin",
plugin_init, VERSION, "LGPL", PACKAGE_NAME, GST_PACKAGE_ORIGIN)
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