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da9e012e8a
Split plugin into features including dynamic types which can be indiviually registered during a static build. More details here: https://gitlab.freedesktop.org/gstreamer/gst-build/-/merge_requests/199 https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/661 Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2116>
131 lines
3.7 KiB
C
131 lines
3.7 KiB
C
/* GStreamer
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*
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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_VIDEO_SRC_H__
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#define __GST_DECKLINK_VIDEO_SRC_H__
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#include <gst/gst.h>
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#include <gst/base/base.h>
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#include <gst/video/video.h>
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#include "gstdecklink.h"
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G_BEGIN_DECLS
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#define GST_TYPE_DECKLINK_VIDEO_SRC \
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(gst_decklink_video_src_get_type())
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#define GST_DECKLINK_VIDEO_SRC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_DECKLINK_VIDEO_SRC, GstDecklinkVideoSrc))
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#define GST_DECKLINK_VIDEO_SRC_CAST(obj) \
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((GstDecklinkVideoSrc*)obj)
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#define GST_DECKLINK_VIDEO_SRC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_DECKLINK_VIDEO_SRC, GstDecklinkVideoSrcClass))
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#define GST_IS_DECKLINK_VIDEO_SRC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_DECKLINK_VIDEO_SRC))
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#define GST_IS_DECKLINK_VIDEO_SRC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_DECKLINK_VIDEO_SRC))
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typedef struct _GstDecklinkVideoSrc GstDecklinkVideoSrc;
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typedef struct _GstDecklinkVideoSrcClass GstDecklinkVideoSrcClass;
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typedef enum {
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SIGNAL_STATE_UNKNOWN,
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SIGNAL_STATE_LOST,
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SIGNAL_STATE_AVAILABLE,
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} GstDecklinkSignalState;
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struct _GstDecklinkVideoSrc
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{
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GstPushSrc parent;
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GstDecklinkModeEnum mode;
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GstDecklinkModeEnum caps_mode;
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BMDPixelFormat caps_format;
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GstDecklinkConnectionEnum connection;
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gint device_number;
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gboolean output_stream_time;
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GstClockTime skip_first_time;
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gboolean drop_no_signal_frames;
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GstClockTime expected_stream_time;
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guint64 processed;
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guint64 dropped;
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guint64 first_stream_time;
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GstVideoInfo info;
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GstDecklinkVideoFormat video_format;
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GstDecklinkProfileId profile_id;
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BMDTimecodeFormat timecode_format;
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GstDecklinkInput *input;
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GCond cond;
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GMutex lock;
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gboolean flushing;
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GstQueueArray *current_frames;
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GstDecklinkSignalState signal_state;
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guint buffer_size;
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/* Protected by lock */
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GstClockTime first_time;
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GstClockTime *times;
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GstClockTime *times_temp;
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guint window_size, window_fill;
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gboolean window_filled;
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guint window_skip, window_skip_count;
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struct {
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GstClockTime xbase, b;
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GstClockTime num, den;
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} current_time_mapping;
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struct {
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GstClockTime xbase, b;
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GstClockTime num, den;
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} next_time_mapping;
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gboolean next_time_mapping_pending;
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GstVideoVBIParser *vbiparser;
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GstVideoFormat anc_vformat;
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gint anc_width;
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gboolean output_cc;
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gint last_cc_vbi_line;
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gint last_cc_vbi_line_field2;
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gboolean output_afd_bar;
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gint last_afd_bar_vbi_line;
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gint last_afd_bar_vbi_line_field2;
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guint skipped_last;
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GstClockTime skip_from_timestamp;
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GstClockTime skip_to_timestamp;
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};
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struct _GstDecklinkVideoSrcClass
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{
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GstPushSrcClass parent_class;
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};
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GType gst_decklink_video_src_get_type (void);
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GST_ELEMENT_REGISTER_DECLARE (decklinkvideosrc);
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G_END_DECLS
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#endif /* __GST_DECKLINK_VIDEO_SRC_H__ */
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