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8faa36e105
The timecode will be fetched from the decklink source and attached to the video buffer. https://bugzilla.gnome.org/show_bug.cgi?id=766419
236 lines
8.3 KiB
C
236 lines
8.3 KiB
C
/* GStreamer
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* Copyright (C) 2011 David Schleef <ds@schleef.org>
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* Copyright (C) 2014 Sebastian Dröge <sebastian@centricular.com>
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* Copyright (C) 2015 Florian Langlois <florian.langlois@fr.thalesgroup.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _GST_DECKLINK_H_
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#define _GST_DECKLINK_H_
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#ifdef G_OS_UNIX
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#include "linux/DeckLinkAPI.h"
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#endif
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#ifdef G_OS_WIN32
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#include "win/DeckLinkAPI.h"
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#include <comutil.h>
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#define bool BOOL
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#define COMSTR_T BSTR*
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#define FREE_COM_STRING(s) delete[] s;
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#define CONVERT_COM_STRING(s) BSTR _s = (BSTR)s; s = _com_util::ConvertBSTRToString(_s); ::SysFreeString(_s);
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#else
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#define COMSTR_T char*
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#define FREE_COM_STRING(s) free ((void *) s)
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#define CONVERT_COM_STRING(s)
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#endif /* _MSC_VER */
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typedef enum {
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GST_DECKLINK_MODE_AUTO,
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GST_DECKLINK_MODE_NTSC,
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GST_DECKLINK_MODE_NTSC2398,
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GST_DECKLINK_MODE_PAL,
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GST_DECKLINK_MODE_NTSC_P,
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GST_DECKLINK_MODE_PAL_P,
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GST_DECKLINK_MODE_1080p2398,
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GST_DECKLINK_MODE_1080p24,
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GST_DECKLINK_MODE_1080p25,
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GST_DECKLINK_MODE_1080p2997,
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GST_DECKLINK_MODE_1080p30,
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GST_DECKLINK_MODE_1080i50,
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GST_DECKLINK_MODE_1080i5994,
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GST_DECKLINK_MODE_1080i60,
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GST_DECKLINK_MODE_1080p50,
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GST_DECKLINK_MODE_1080p5994,
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GST_DECKLINK_MODE_1080p60,
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GST_DECKLINK_MODE_720p50,
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GST_DECKLINK_MODE_720p5994,
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GST_DECKLINK_MODE_720p60,
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GST_DECKLINK_MODE_1556p2398,
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GST_DECKLINK_MODE_1556p24,
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GST_DECKLINK_MODE_1556p25,
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GST_DECKLINK_MODE_2160p2398,
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GST_DECKLINK_MODE_2160p24,
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GST_DECKLINK_MODE_2160p25,
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GST_DECKLINK_MODE_2160p2997,
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GST_DECKLINK_MODE_2160p30,
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GST_DECKLINK_MODE_2160p50,
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GST_DECKLINK_MODE_2160p5994,
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GST_DECKLINK_MODE_2160p60
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} GstDecklinkModeEnum;
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#define GST_TYPE_DECKLINK_MODE (gst_decklink_mode_get_type ())
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GType gst_decklink_mode_get_type (void);
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typedef enum {
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GST_DECKLINK_CONNECTION_AUTO,
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GST_DECKLINK_CONNECTION_SDI,
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GST_DECKLINK_CONNECTION_HDMI,
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GST_DECKLINK_CONNECTION_OPTICAL_SDI,
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GST_DECKLINK_CONNECTION_COMPONENT,
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GST_DECKLINK_CONNECTION_COMPOSITE,
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GST_DECKLINK_CONNECTION_SVIDEO
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} GstDecklinkConnectionEnum;
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#define GST_TYPE_DECKLINK_CONNECTION (gst_decklink_connection_get_type ())
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GType gst_decklink_connection_get_type (void);
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typedef enum {
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GST_DECKLINK_AUDIO_CONNECTION_AUTO,
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GST_DECKLINK_AUDIO_CONNECTION_EMBEDDED,
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GST_DECKLINK_AUDIO_CONNECTION_AES_EBU,
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GST_DECKLINK_AUDIO_CONNECTION_ANALOG,
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GST_DECKLINK_AUDIO_CONNECTION_ANALOG_XLR,
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GST_DECKLINK_AUDIO_CONNECTION_ANALOG_RCA
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} GstDecklinkAudioConnectionEnum;
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#define GST_TYPE_DECKLINK_AUDIO_CONNECTION (gst_decklink_audio_connection_get_type ())
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GType gst_decklink_audio_connection_get_type (void);
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typedef enum {
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GST_DECKLINK_VIDEO_FORMAT_AUTO,
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GST_DECKLINK_VIDEO_FORMAT_8BIT_YUV, /* bmdFormat8BitYUV */
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GST_DECKLINK_VIDEO_FORMAT_10BIT_YUV, /* bmdFormat10BitYUV */
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GST_DECKLINK_VIDEO_FORMAT_8BIT_ARGB, /* bmdFormat8BitARGB */
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GST_DECKLINK_VIDEO_FORMAT_8BIT_BGRA, /* bmdFormat8BitBGRA */
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GST_DECKLINK_VIDEO_FORMAT_10BIT_RGB, /* bmdFormat10BitRGB */
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GST_DECKLINK_VIDEO_FORMAT_12BIT_RGB, /* bmdFormat12BitRGB */
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GST_DECKLINK_VIDEO_FORMAT_12BIT_RGBLE, /* bmdFormat12BitRGBLE */
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GST_DECKLINK_VIDEO_FORMAT_10BIT_RGBXLE, /* bmdFormat10BitRGBXLE */
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GST_DECKLINK_VIDEO_FORMAT_10BIT_RGBX, /* bmdFormat10BitRGBX */
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} GstDecklinkVideoFormat;
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#define GST_TYPE_DECKLINK_VIDEO_FORMAT (gst_decklink_video_format_get_type ())
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GType gst_decklink_video_format_get_type (void);
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typedef enum {
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GST_DECKLINK_TIMECODE_FORMAT_RP188VITC1, /*bmdTimecodeRP188VITC1 */
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GST_DECKLINK_TIMECODE_FORMAT_RP188VITC2, /*bmdTimecodeRP188VITC2 */
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GST_DECKLINK_TIMECODE_FORMAT_RP188LTC, /*bmdTimecodeRP188LTC */
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GST_DECKLINK_TIMECODE_FORMAT_RP188ANY, /*bmdTimecodeRP188Any */
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GST_DECKLINK_TIMECODE_FORMAT_VITC, /*bmdTimecodeVITC */
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GST_DECKLINK_TIMECODE_FORMAT_VITCFIELD2, /*bmdTimecodeVITCField2 */
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GST_DECKLINK_TIMECODE_FORMAT_SERIAL /* bmdTimecodeSerial */
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} GstDecklinkTimecodeFormat;
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#define GST_TYPE_DECKLINK_TIMECODE_FORMAT (gst_decklink_timecode_format_get_type ())
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GType gst_decklink_timecode_format_get_type (void);
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const BMDPixelFormat gst_decklink_pixel_format_from_type (GstDecklinkVideoFormat t);
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const gint gst_decklink_bpp_from_type (GstDecklinkVideoFormat t);
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const GstDecklinkVideoFormat gst_decklink_type_from_video_format (GstVideoFormat f);
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const BMDTimecodeFormat gst_decklink_timecode_format_from_enum (GstDecklinkTimecodeFormat f);
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const GstDecklinkTimecodeFormat gst_decklink_timecode_format_to_enum (BMDTimecodeFormat f);
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typedef struct _GstDecklinkMode GstDecklinkMode;
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struct _GstDecklinkMode {
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BMDDisplayMode mode;
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int width;
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int height;
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int fps_n;
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int fps_d;
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gboolean interlaced;
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int par_n;
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int par_d;
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gboolean tff;
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const gchar *colorimetry;
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};
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const GstDecklinkMode * gst_decklink_get_mode (GstDecklinkModeEnum e);
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const GstDecklinkModeEnum gst_decklink_get_mode_enum_from_bmd (BMDDisplayMode mode);
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const BMDVideoConnection gst_decklink_get_connection (GstDecklinkConnectionEnum e);
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GstCaps * gst_decklink_mode_get_caps (GstDecklinkModeEnum e, BMDPixelFormat f);
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GstCaps * gst_decklink_mode_get_template_caps (void);
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typedef struct _GstDecklinkOutput GstDecklinkOutput;
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struct _GstDecklinkOutput {
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IDeckLink *device;
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IDeckLinkOutput *output;
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GstClock *clock;
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GstClockTime clock_start_time, clock_last_time, clock_epoch;
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GstClockTimeDiff clock_offset;
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gboolean started, clock_restart;
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/* Everything below protected by mutex */
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GMutex lock;
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/* Set by the video source */
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/* Configured mode or NULL */
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const GstDecklinkMode *mode;
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/* Set by the audio sink */
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GstClock *audio_clock;
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GstElement *audiosink;
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gboolean audio_enabled;
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GstElement *videosink;
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gboolean video_enabled;
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void (*start_scheduled_playback) (GstElement *videosink);
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};
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typedef struct _GstDecklinkInput GstDecklinkInput;
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struct _GstDecklinkInput {
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IDeckLink *device;
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IDeckLinkInput *input;
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IDeckLinkConfiguration *config;
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IDeckLinkAttributes *attributes;
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GstClock *clock;
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GstClockTime clock_start_time, clock_offset, clock_last_time, clock_epoch;
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gboolean started, clock_restart;
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/* Everything below protected by mutex */
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GMutex lock;
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/* Set by the video source */
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void (*got_video_frame) (GstElement *videosrc, IDeckLinkVideoInputFrame * frame, GstDecklinkModeEnum mode, GstClockTime capture_time, GstClockTime capture_duration, guint hours, guint minutes, guint seconds, guint frames, BMDTimecodeFlags bflags);
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/* Configured mode or NULL */
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const GstDecklinkMode *mode;
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BMDPixelFormat format;
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/* Set by the audio source */
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void (*got_audio_packet) (GstElement *videosrc, IDeckLinkAudioInputPacket * packet, GstClockTime capture_time, gboolean discont);
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GstElement *audiosrc;
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gboolean audio_enabled;
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gboolean audio_discont;
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GstElement *videosrc;
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gboolean video_enabled;
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void (*start_streams) (GstElement *videosrc);
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};
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GstDecklinkOutput * gst_decklink_acquire_nth_output (gint n, GstElement * sink, gboolean is_audio);
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void gst_decklink_release_nth_output (gint n, GstElement * sink, gboolean is_audio);
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void gst_decklink_output_set_audio_clock (GstDecklinkOutput * output, GstClock * clock);
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GstClock * gst_decklink_output_get_audio_clock (GstDecklinkOutput * output);
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GstDecklinkInput * gst_decklink_acquire_nth_input (gint n, GstElement * src, gboolean is_audio);
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void gst_decklink_release_nth_input (gint n, GstElement * src, gboolean is_audio);
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const GstDecklinkMode * gst_decklink_find_mode_for_caps (GstCaps * caps);
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const GstDecklinkMode * gst_decklink_find_mode_and_format_for_caps (GstCaps * caps, BMDPixelFormat * format);
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GstCaps * gst_decklink_mode_get_caps_all_formats (GstDecklinkModeEnum e);
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GstCaps * gst_decklink_pixel_format_get_caps (BMDPixelFormat f);
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#endif
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