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85ef4166a2
When a frame is found to not have an associated input source (cable unplugged, wrong mode selected), an element warning will be issued. When the next frame in the stream is found to have an input source selected (e.g. cable replugged), an element info will be issued. https://bugzilla.gnome.org/show_bug.cgi?id=774629
88 lines
2.7 KiB
C
88 lines
2.7 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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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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GstVideoInfo info;
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GstDecklinkVideoFormat video_format;
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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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GQueue current_frames;
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gboolean no_signal;
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guint buffer_size;
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GstClockTime internal_base_time;
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GstClockTime external_base_time;
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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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void gst_decklink_video_src_convert_to_external_clock (GstDecklinkVideoSrc * self,
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GstClockTime * timestamp, GstClockTime * duration);
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G_END_DECLS
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#endif /* __GST_DECKLINK_VIDEO_SRC_H__ */
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