gstreamer/sys/decklink/gstdecklink.h

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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>
*
* 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 St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef _GST_DECKLINK_H_
#define _GST_DECKLINK_H_
#include <gst/gst.h>
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#ifdef G_OS_UNIX
#include "linux/DeckLinkAPI.h"
#endif
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#ifdef G_OS_WIN32
#include "win/DeckLinkAPI.h"
#include <comutil.h>
#define bool BOOL
#define COMSTR_T BSTR*
#define FREE_COM_STRING(s) delete[] s;
#define CONVERT_COM_STRING(s) BSTR _s = (BSTR)s; s = _com_util::ConvertBSTRToString(_s); ::SysFreeString(_s);
#else
#define COMSTR_T char*
#define FREE_COM_STRING(s) free ((void *) s)
#define CONVERT_COM_STRING(s)
#endif /* _MSC_VER */
typedef enum {
GST_DECKLINK_MODE_AUTO,
GST_DECKLINK_MODE_NTSC,
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GST_DECKLINK_MODE_NTSC2398,
GST_DECKLINK_MODE_PAL,
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GST_DECKLINK_MODE_NTSC_P,
GST_DECKLINK_MODE_PAL_P,
GST_DECKLINK_MODE_1080p2398,
GST_DECKLINK_MODE_1080p24,
GST_DECKLINK_MODE_1080p25,
GST_DECKLINK_MODE_1080p2997,
GST_DECKLINK_MODE_1080p30,
GST_DECKLINK_MODE_1080i50,
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GST_DECKLINK_MODE_1080i5994,
GST_DECKLINK_MODE_1080i60,
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GST_DECKLINK_MODE_1080p50,
GST_DECKLINK_MODE_1080p5994,
GST_DECKLINK_MODE_1080p60,
GST_DECKLINK_MODE_720p50,
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GST_DECKLINK_MODE_720p5994,
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GST_DECKLINK_MODE_720p60,
GST_DECKLINK_MODE_1556p2398,
GST_DECKLINK_MODE_1556p24,
GST_DECKLINK_MODE_1556p25,
GST_DECKLINK_MODE_2160p2398,
GST_DECKLINK_MODE_2160p24,
GST_DECKLINK_MODE_2160p25,
GST_DECKLINK_MODE_2160p2997,
GST_DECKLINK_MODE_2160p30,
GST_DECKLINK_MODE_2160p50,
GST_DECKLINK_MODE_2160p5994,
GST_DECKLINK_MODE_2160p60
} GstDecklinkModeEnum;
#define GST_TYPE_DECKLINK_MODE (gst_decklink_mode_get_type ())
GType gst_decklink_mode_get_type (void);
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typedef enum {
GST_DECKLINK_CONNECTION_AUTO,
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GST_DECKLINK_CONNECTION_SDI,
GST_DECKLINK_CONNECTION_HDMI,
GST_DECKLINK_CONNECTION_OPTICAL_SDI,
GST_DECKLINK_CONNECTION_COMPONENT,
GST_DECKLINK_CONNECTION_COMPOSITE,
GST_DECKLINK_CONNECTION_SVIDEO
} GstDecklinkConnectionEnum;
#define GST_TYPE_DECKLINK_CONNECTION (gst_decklink_connection_get_type ())
GType gst_decklink_connection_get_type (void);
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typedef enum {
GST_DECKLINK_AUDIO_CONNECTION_AUTO,
GST_DECKLINK_AUDIO_CONNECTION_EMBEDDED,
GST_DECKLINK_AUDIO_CONNECTION_AES_EBU,
GST_DECKLINK_AUDIO_CONNECTION_ANALOG,
GST_DECKLINK_AUDIO_CONNECTION_ANALOG_XLR,
GST_DECKLINK_AUDIO_CONNECTION_ANALOG_RCA
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} GstDecklinkAudioConnectionEnum;
#define GST_TYPE_DECKLINK_AUDIO_CONNECTION (gst_decklink_audio_connection_get_type ())
GType gst_decklink_audio_connection_get_type (void);
typedef struct _GstDecklinkMode GstDecklinkMode;
struct _GstDecklinkMode {
BMDDisplayMode mode;
int width;
int height;
int fps_n;
int fps_d;
gboolean interlaced;
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int par_n;
int par_d;
gboolean tff;
const gchar *colorimetry;
};
const GstDecklinkMode * gst_decklink_get_mode (GstDecklinkModeEnum e);
const GstDecklinkModeEnum gst_decklink_get_mode_enum_from_bmd (BMDDisplayMode mode);
const BMDVideoConnection gst_decklink_get_connection (GstDecklinkConnectionEnum e);
GstCaps * gst_decklink_mode_get_caps (GstDecklinkModeEnum e);
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GstCaps * gst_decklink_mode_get_template_caps (void);
typedef struct _GstDecklinkOutput GstDecklinkOutput;
struct _GstDecklinkOutput {
IDeckLink *device;
IDeckLinkOutput *output;
GstClock *clock;
GstClockTime clock_start_time, clock_last_time, clock_epoch;
GstClockTimeDiff clock_offset;
gboolean started, clock_restart;
/* Everything below protected by mutex */
GMutex lock;
/* Set by the video source */
/* Configured mode or NULL */
const GstDecklinkMode *mode;
/* Set by the audio sink */
GstClock *audio_clock;
GstElement *audiosink;
gboolean audio_enabled;
GstElement *videosink;
gboolean video_enabled;
void (*start_scheduled_playback) (GstElement *videosink);
};
typedef struct _GstDecklinkInput GstDecklinkInput;
struct _GstDecklinkInput {
IDeckLink *device;
IDeckLinkInput *input;
IDeckLinkConfiguration *config;
IDeckLinkAttributes *attributes;
GstClock *clock;
GstClockTime clock_start_time, clock_offset, clock_last_time, clock_epoch;
gboolean started, clock_restart;
/* Everything below protected by mutex */
GMutex lock;
/* Set by the video source */
void (*got_video_frame) (GstElement *videosrc, IDeckLinkVideoInputFrame * frame, GstDecklinkModeEnum mode, GstClockTime capture_time, GstClockTime capture_duration);
/* Configured mode or NULL */
const GstDecklinkMode *mode;
/* Set by the audio source */
void (*got_audio_packet) (GstElement *videosrc, IDeckLinkAudioInputPacket * packet, GstClockTime capture_time);
GstElement *audiosrc;
gboolean audio_enabled;
GstElement *videosrc;
gboolean video_enabled;
void (*start_streams) (GstElement *videosrc);
};
GstDecklinkOutput * gst_decklink_acquire_nth_output (gint n, GstElement * sink, gboolean is_audio);
void gst_decklink_release_nth_output (gint n, GstElement * sink, gboolean is_audio);
void gst_decklink_output_set_audio_clock (GstDecklinkOutput * output, GstClock * clock);
GstClock * gst_decklink_output_get_audio_clock (GstDecklinkOutput * output);
GstDecklinkInput * gst_decklink_acquire_nth_input (gint n, GstElement * src, gboolean is_audio);
void gst_decklink_release_nth_input (gint n, GstElement * src, gboolean is_audio);
const GstDecklinkMode * gst_decklink_find_mode_for_caps (GstCaps * caps);
#endif