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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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e3c71c65fe
New base class for vdpau decoders * mpeg2 ported and activated * h264 ported but deactivated * Uses GstMpegVideo meta
138 lines
4 KiB
C
138 lines
4 KiB
C
/* GStreamer
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* Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>
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* Copyright (C) 2005 Julien Moutte <julien@moutte.net>
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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_VDP_SINK_H__
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#define __GST_VDP_SINK_H__
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#include <gst/video/gstvideosink.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <string.h>
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#include <math.h>
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#include "gstvdpdevice.h"
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G_BEGIN_DECLS
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#define GST_TYPE_VDP_SINK \
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(gst_vdp_sink_get_type())
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#define GST_VDP_SINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_VDP_SINK, VdpSink))
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#define GST_VDP_SINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_VDP_SINK, VdpSinkClass))
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#define GST_IS_VDP_SINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_VDP_SINK))
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#define GST_IS_VDP_SINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_VDP_SINK))
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typedef struct _GstXContext GstXContext;
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typedef struct _GstVdpWindow GstVdpWindow;
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typedef struct _VdpSink VdpSink;
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typedef struct _VdpSinkClass VdpSinkClass;
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/*
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* GstVdpWindow:
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* @win: the Window ID of this X11 window
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* @target the VdpPresentationQueueTarget of this window
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* @queue the VdpPresentationQueue of this window
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* @width: the width in pixels of Window @win
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* @height: the height in pixels of Window @win
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* @internal: used to remember if Window @win was created internally or passed
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* through the #GstXOverlay interface
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*
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* Structure used to store informations about a Window.
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*/
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struct _GstVdpWindow {
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Window win;
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VdpPresentationQueueTarget target;
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VdpPresentationQueue queue;
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gint width, height;
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gboolean internal;
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};
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/**
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* VdpSink:
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* @display_name: the name of the Display we want to render to
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* @device: the GstVdpDevice associated with the display_name
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* @window: the #GstVdpWindow we are rendering to
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* @cur_image: a reference to the last #GstBuffer that was put to @window. It
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* is used when Expose events are received to redraw the latest video frame
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* @event_thread: a thread listening for events on @window and handling them
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* @running: used to inform @event_thread if it should run/shutdown
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* @fps_n: the framerate fraction numerator
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* @fps_d: the framerate fraction denominator
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* @x_lock: used to protect X calls as we are not using the XLib in threaded
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* mode
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* @flow_lock: used to protect data flow routines from external calls such as
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* events from @event_thread or methods from the #GstXOverlay interface
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* @par: used to override calculated pixel aspect ratio from @xcontext
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* @synchronous: used to store if XSynchronous should be used or not (for
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* debugging purpose only)
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* @handle_events: used to know if we should handle select XEvents or not
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*
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* The #VdpSink data structure.
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*/
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struct _VdpSink {
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/* Our element stuff */
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GstVideoSink videosink;
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char *display_name;
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GstVdpDevice *device;
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GstBufferPool *bpool;
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GstCaps *caps;
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GstVdpWindow *window;
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GstBuffer *cur_image;
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GThread *event_thread;
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gboolean running;
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/* Framerate numerator and denominator */
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gint fps_n;
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gint fps_d;
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GMutex *device_lock;
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GMutex *x_lock;
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GMutex *flow_lock;
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/* object-set pixel aspect ratio */
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GValue *par;
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gboolean synchronous;
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gboolean handle_events;
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gboolean handle_expose;
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/* stream metadata */
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gchar *media_title;
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};
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struct _VdpSinkClass {
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GstVideoSinkClass parent_class;
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};
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GType gst_vdp_sink_get_type(void);
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G_END_DECLS
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#endif /* __GST_VDP_SINK_H__ */
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