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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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eff0117b5a
window event queue now does not lock on the class lock, so we can now shut it down without releasing the class lock, thus avoiding a potential race when stopping the sink.
107 lines
3.7 KiB
C
107 lines
3.7 KiB
C
/* GStreamer
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* Copyright (C) 2012 Roland Krikava <info@bluedigits.com>
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* Copyright (C) 2010-2011 David Hoyt <dhoyt@hoytsoft.org>
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* Copyright (C) 2010 Andoni Morales <ylatuya@gmail.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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef _GSTD3DVIDEOSINK_H_
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#define _GSTD3DVIDEOSINK_H_
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideosink.h>
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#include <gst/video/videooverlay.h>
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#include <gst/video/navigation.h>
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#include "d3dhelpers.h"
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G_BEGIN_DECLS
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#define GST_TYPE_D3DVIDEOSINK (gst_d3dvideosink_get_type())
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#define GST_D3DVIDEOSINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3DVIDEOSINK,GstD3DVideoSink))
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#define GST_D3DVIDEOSINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_D3DVIDEOSINK,GstD3DVideoSinkClass))
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#define GST_D3DVIDEOSINK_GET_CLASS(obj) (GST_D3DVIDEOSINK_CLASS(G_OBJECT_GET_CLASS(obj)))
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#define GST_IS_D3DVIDEOSINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3DVIDEOSINK))
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#define GST_IS_D3DVIDEOSINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_D3DVIDEOSINK))
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typedef struct _GstD3DVideoSink GstD3DVideoSink;
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typedef struct _GstD3DVideoSinkClass GstD3DVideoSinkClass;
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struct _GstD3DVideoSink
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{
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GstVideoSink sink;
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GstD3DData d3d;
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GstCaps * supported_caps;
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GstVideoFormat format;
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GstVideoInfo info;
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gint width;
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gint height;
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GstBufferPool *pool;
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GstBufferPool *fallback_pool;
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GstBuffer *fallback_buffer;
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GstVideoRectangle crop_rect;
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GstVideoRectangle render_rect;
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GRecMutex lock;
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GThread *internal_window_thread;
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/* Properties */
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gboolean force_aspect_ratio;
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gboolean create_internal_window;
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gboolean stream_stop_on_close;
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gboolean enable_navigation_events;
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};
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struct _GstD3DVideoSinkClass
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{
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GstVideoSinkClass parent_class;
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GstD3DDataClass d3d;
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GRecMutex lock;
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/* this count is incremented each time the sink is destroyed, so that
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* old queue events can be ignored */
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guint create_count;
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};
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#define LOCK_SINK(sink) G_STMT_START { \
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GST_TRACE_OBJECT(sink, "Locking sink from thread %p", g_thread_self()); \
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g_rec_mutex_lock(&sink->lock); \
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GST_TRACE_OBJECT(sink, "Locked sink from thread %p", g_thread_self()); \
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} G_STMT_END
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#define UNLOCK_SINK(sink) G_STMT_START { \
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GST_TRACE_OBJECT(sink, "Unlocking sink from thread %p", g_thread_self()); \
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g_rec_mutex_unlock(&sink->lock); \
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} G_STMT_END
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#define LOCK_CLASS(obj, klass) G_STMT_START { \
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GST_TRACE_OBJECT(obj, "Locking class from thread %p", g_thread_self()); \
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g_rec_mutex_lock(&klass->lock); \
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GST_TRACE_OBJECT(obj, "Locked class from thread %p", g_thread_self()); \
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} G_STMT_END
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#define UNLOCK_CLASS(obj, klass) G_STMT_START { \
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GST_TRACE_OBJECT(obj, "Unlocking class from thread %p", g_thread_self()); \
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g_rec_mutex_unlock(&klass->lock); \
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} G_STMT_END
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GType gst_d3dvideosink_get_type (void);
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G_END_DECLS
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#endif /* _GSTD3DVIDEOSINK_H_ */
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