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Initial Commit: Adding Wayland Video Sink

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Sreerenj Balachandran 2011-11-02 11:02:11 +02:00 committed by Stefan Sauer
parent b84271faa6
commit d68c6bfa9f
5 changed files with 736 additions and 0 deletions
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27
configure.ac
View file

@ -828,6 +828,31 @@ AG_GST_CHECK_FEATURE(DIRECTFB, [directfb], dfbvideosink , [
])
])
dnl **** Wayland ****
translit(dnm, m, l) AM_CONDITIONAL(USE_WAYLAND, true)
AG_GST_CHECK_FEATURE(WAYLAND, [wayland sink], wayland , [
PKG_CHECK_MODULES(WAYLAND, wayland-client >= 0.1, [
AC_CHECK_HEADER(wayland-client.h, HAVE_WAYLAND_CLIENT="yes", HAVE_WAYLAND_CLIENT="no")
AC_CHECK_HEADER(wayland-client-protocol.h, HAVE_WAYLAND_CLIENT_PROTOCOL="yes", HAVE_WAYLAND_CLIENT_PROTOCOL="no")
if test "x$HAVE_WAYLAND_CLIENT" = "xno"; then
AC_MSG_RESULT(wayland-client.h could not be found.)
HAVE_WAYLAND="no"
elif test "x$HAVE_WAYLAND_CLIENT_PROTOCOL" = "xno"; then
AC_MSG_RESULT(wayland-client-protocol.h could not be found.)
HAVE_WAYLAND="no"
else
HAVE_WAYLAND="yes"
WAYLAND_LIBS="-lwayland-client"
fi
], [
AC_MSG_RESULT(no wayland.)
HAVE_WAYLAND="no"
])
WAYLAND_CFLAGS=""
AC_SUBST(WAYLAND_CFLAGS)
AC_SUBST(WAYLAND_LIBS)
])
dnl **** Dirac ****
translit(dnm, m, l) AM_CONDITIONAL(USE_DIRAC, true)
AG_GST_CHECK_FEATURE(DIRAC, [dirac], dirac, [
@ -1804,6 +1829,7 @@ AM_CONDITIONAL(USE_CURL, false)
AM_CONDITIONAL(USE_DC1394, false)
AM_CONDITIONAL(USE_DECKLINK, false)
AM_CONDITIONAL(USE_DIRECTFB, false)
AM_CONDITIONAL(USE_WAYLAND, false)
AM_CONDITIONAL(USE_DIRAC, false)
AM_CONDITIONAL(USE_DTS, false)
AM_CONDITIONAL(USE_DIVX, false)
@ -2062,6 +2088,7 @@ ext/curl/Makefile
ext/dc1394/Makefile
ext/dirac/Makefile
ext/directfb/Makefile
ext/wayland/Makefile
ext/divx/Makefile
ext/dts/Makefile
ext/faac/Makefile

8
ext/Makefile.am
View file

@ -94,6 +94,12 @@ else
DIRECTFB_DIR=
endif
if USE_WAYLAND
WAYLAND_DIR=wayland
else
WAYLAND_DIR=
endif
if USE_DIVX
DIVX_DIR=divx
else
@ -409,6 +415,7 @@ SUBDIRS=\
$(DC1394_DIR) \
$(DIRAC_DIR) \
$(DIRECTFB_DIR) \
$(WAYLAND_DIR) \
$(DIVX_DIR) \
$(DTS_DIR) \
$(RESINDVD_DIR) \
@ -469,6 +476,7 @@ DIST_SUBDIRS = \
dc1394 \
dirac \
directfb \
wayland \
faac \
faad \
flite \

13
ext/wayland/Makefile.am Normal file
View file

@ -0,0 +1,13 @@
plugin_LTLIBRARIES = libgstwaylandsink.la
libgstwaylandsink_la_SOURCES = gstwaylandsink.c
libgstwaylandsink_la_CFLAGS = $(GST_CFLAGS) $(GST_PLUGINS_BASE_CFLAGS) \
$(WAYLAND_CFLAGS)
libgstwaylandsink_la_LIBADD = $(GST_PLUGINS_BASE_LIBS) \
-lgstvideo-$(GST_MAJORMINOR) \
-lgstinterfaces-$(GST_MAJORMINOR) \
$(WAYLAND_LIBS) $(LIBOIL_LIBS)
libgstwaylandsink_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgstwaylandsink_la_LIBTOOLFLAGS = --tag=disable-static
noinst_HEADERS = gstwaylandsink.h

586
ext/wayland/gstwaylandsink.c Executable file
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@ -0,0 +1,586 @@
/*
* GStreamer Wayland video sink
*
* Copyright: Intel Corporation
* Copyright: Sreerenj Balachandran <sreerenj.balachandran@intel.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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* The waylandsink is currently just a prototype . It creates its own window and render the decoded video frames to that.*/
/* FixMe: Needs to add more synchronization stuffs */
/* FixMe: Remove the extra memcopy by giving buffer to decoder with buffer_alloc*/
/* FixMe: Add signals so that the application/compositor is responsible for rendering */
/* FixMe: Add h/w decoding support: buffers/libva surface */
/* FixMe: Add the interfaces */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <assert.h>
#include <unistd.h>
#include "gstwaylandsink.h"
#include <wayland-client.h>
#include <wayland-egl.h>
/* signals */
enum
{
SIGNAL_0,
SIGNAL_FRAME_READY,
LAST_SIGNAL
};
/* Properties */
/*Fixme: Not yet implemented */
enum
{
PROP_0,
PROP_WAYLAND_DISPLAY
};
GST_DEBUG_CATEGORY (gstwayland_debug);
#define GST_CAT_DEFAULT gstwayland_debug
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw-rgb, "
"framerate = (fraction) [ 0, MAX ], "
"endianness = (int) 4321,"
"red_mask = (int) 65280, "
"green_mask = (int) 16711680, "
"blue_mask = (int) -16777216,"
"width = (int) [ 1, MAX ], " "height = (int) [ 1, MAX ] "));
GType gst_wayland_sink_get_type (void);
/*Fixme: Add more interfaces */
GST_BOILERPLATE (GstWayLandSink, gst_wayland_sink, GstVideoSink,
GST_TYPE_VIDEO_SINK);
static void gst_wayland_sink_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_wayland_sink_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
static void gst_wayland_sink_dispose (GObject * object);
static void gst_wayland_sink_finalize (GObject * object);
static GstCaps *gst_wayland_sink_get_caps (GstBaseSink * bsink);
static gboolean gst_wayland_sink_set_caps (GstBaseSink * bsink, GstCaps * caps);
static gboolean gst_wayland_sink_start (GstBaseSink * bsink);
static gboolean gst_wayland_sink_stop (GstBaseSink * bsink);
static gboolean gst_wayland_sink_unlock (GstBaseSink * bsink);
static gboolean gst_wayland_sink_unlock_stop (GstBaseSink * bsink);
static gboolean gst_wayland_sink_preroll (GstBaseSink * bsink,
GstBuffer * buffer);
static gboolean gst_wayland_sink_render (GstBaseSink * bsink,
GstBuffer * buffer);
static gboolean create_shm_buffer (GstWayLandSink * sink);
static int event_mask_update (uint32_t mask, void *data);
static void sync_callback (void *data);
static struct display *create_display (void);
static void display_handle_global (struct wl_display *display, uint32_t id,
const char *interface, uint32_t version, void *data);
static void compositor_handle_visual (void *data,
struct wl_compositor *compositor, uint32_t id, uint32_t token);
static void redraw (struct wl_surface *surface, void *data, uint32_t time);
static struct window *create_window (GstWayLandSink * sink,
struct display *display, int width, int height);
static guint gst_wayland_sink_signals[LAST_SIGNAL] = { 0 };
static void
gst_wayland_sink_base_init (gpointer gclass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_template));
gst_element_class_set_details_simple (element_class,
"wayland video sink", "Sink/Video",
"Output to wayland surface",
"Sreerenj Balachandran <sreerenj.balachandran@intel.com>,");
}
static void
gst_wayland_sink_class_init (GstWayLandSinkClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseSinkClass *gstbasesink_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gstbasesink_class = (GstBaseSinkClass *) klass;
gobject_class->set_property = gst_wayland_sink_set_property;
gobject_class->get_property = gst_wayland_sink_get_property;
gobject_class->dispose = GST_DEBUG_FUNCPTR (gst_wayland_sink_dispose);
gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_wayland_sink_finalize);
gstbasesink_class->get_caps = GST_DEBUG_FUNCPTR (gst_wayland_sink_get_caps);
gstbasesink_class->set_caps = GST_DEBUG_FUNCPTR (gst_wayland_sink_set_caps);
gstbasesink_class->start = GST_DEBUG_FUNCPTR (gst_wayland_sink_start);
gstbasesink_class->unlock = GST_DEBUG_FUNCPTR (gst_wayland_sink_unlock);
gstbasesink_class->unlock_stop =
GST_DEBUG_FUNCPTR (gst_wayland_sink_unlock_stop);
gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_wayland_sink_stop);
gstbasesink_class->preroll = GST_DEBUG_FUNCPTR (gst_wayland_sink_preroll);
gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_wayland_sink_render);
g_object_class_install_property (gobject_class, PROP_WAYLAND_DISPLAY,
g_param_spec_pointer ("wayland-display", "WayLand Display",
"WayLand Display id created by the application ",
G_PARAM_READWRITE));
/*Fixme: not using now */
gst_wayland_sink_signals[SIGNAL_FRAME_READY] =
g_signal_new ("frame-ready",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0, NULL, NULL,
g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1, G_TYPE_POINTER);
parent_class = g_type_class_peek_parent (klass);
}
static void
gst_wayland_sink_init (GstWayLandSink * sink,
GstWayLandSinkClass * wayland_sink_class)
{
sink->caps = NULL;
sink->buffer_cond = g_cond_new ();
sink->buffer_lock = g_mutex_new ();
sink->wayland_cond = g_cond_new ();
sink->wayland_lock = g_mutex_new ();
sink->render_finish = TRUE;
}
static void
gst_wayland_sink_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
GstWayLandSink *sink = GST_WAYLAND_SINK (object);
switch (prop_id) {
case PROP_WAYLAND_DISPLAY:
g_value_set_pointer (value, sink->display);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_wayland_sink_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
GstWayLandSink *sink = GST_WAYLAND_SINK (object);
switch (prop_id) {
case PROP_WAYLAND_DISPLAY:
sink->display = g_value_get_pointer (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_wayland_sink_dispose (GObject * object)
{
GstWayLandSink *sink = GST_WAYLAND_SINK (object);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_wayland_sink_finalize (GObject * object)
{
GstWayLandSink *sink = GST_WAYLAND_SINK (object);
gst_caps_replace (&sink->caps, NULL);
free (sink->display);
free (sink->window);
g_cond_free (sink->buffer_cond);
g_cond_free (sink->wayland_cond);
g_mutex_free (sink->buffer_lock);
g_mutex_free (sink->wayland_lock);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static GstCaps *
gst_wayland_sink_get_caps (GstBaseSink * bsink)
{
return gst_caps_copy (gst_static_pad_template_get_caps (&sink_template));
}
static int
event_mask_update (uint32_t mask, void *data)
{
struct display *d = data;
d->mask = mask;
return 0;
}
static void
sync_callback (void *data)
{
int *done = data;
*done = 1;
}
static const struct wl_compositor_listener compositor_listener = {
compositor_handle_visual,
};
static void
display_handle_global (struct wl_display *display, uint32_t id,
const char *interface, uint32_t version, void *data)
{
struct display *d = data;
if (strcmp (interface, "wl_compositor") == 0) {
d->compositor = wl_compositor_create (display, id, 1);
wl_compositor_add_listener (d->compositor, &compositor_listener, d);
} else if (strcmp (interface, "wl_shell") == 0) {
d->shell = wl_shell_create (display, id, 1);
} else if (strcmp (interface, "wl_shm") == 0) {
d->shm = wl_shm_create (display, id, 1);
}
}
static struct display *
create_display (void)
{
struct display *display;
int done;
display = malloc (sizeof *display);
display->display = wl_display_connect (NULL);
wl_display_add_global_listener (display->display,
display_handle_global, display);
wl_display_iterate (display->display, WL_DISPLAY_READABLE);
wl_display_get_fd (display->display, event_mask_update, display);
wl_display_sync_callback (display->display, sync_callback, &done);
while (!display->xrgb_visual) {
wl_display_iterate (display->display, display->mask);
}
return display;
}
static gboolean
create_shm_buffer (GstWayLandSink * sink)
{
char filename[] = "/tmp/wayland-shm-XXXXXX";
struct wl_buffer *wbuffer;
int i, fd, size, stride;
static void *data;
GST_DEBUG_OBJECT (sink, "Creating wayland-shm buffers");
wl_display_iterate (sink->display->display, sink->display->mask);
fd = mkstemp (filename);
if (fd < 0) {
fprintf (stderr, "open %s failed: %m\n", filename);
exit (0);
}
stride = sink->width * 4;
size = stride * sink->height;
if (ftruncate (fd, size) < 0) {
fprintf (stderr, "ftruncate failed: %m\n");
close (fd);
exit (0);
}
data = mmap (NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
unlink (filename);
if (data == MAP_FAILED) {
fprintf (stderr, "mmap failed: %m\n");
close (fd);
exit (0);
}
wbuffer = wl_shm_create_buffer (sink->display->shm, fd,
sink->width, sink->height, stride, sink->display->xrgb_visual);
close (fd);
sink->window->buffer = wbuffer;
wl_surface_attach (sink->window->surface, sink->window->buffer, 0, 0);
sink->MapAddr = data;
return TRUE;
}
static gboolean
gst_wayland_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
{
GstWayLandSink *sink = GST_WAYLAND_SINK (bsink);
const GstStructure *structure;
GstFlowReturn result = GST_FLOW_OK;
GstCaps *allowed_caps;
gboolean ret = TRUE;
GstCaps *intersection;
const GValue *fps;
GST_LOG_OBJECT (sink, "set caps %" GST_PTR_FORMAT, caps);
structure = gst_caps_get_structure (caps, 0);
allowed_caps = gst_pad_get_caps (GST_BASE_SINK_PAD (bsink));
/* We intersect those caps with our template to make sure they are correct */
intersection = gst_caps_intersect (allowed_caps, caps);
gst_caps_unref (allowed_caps);
if (gst_caps_is_empty (intersection)) {
gst_caps_unref (intersection);
return FALSE;
}
structure = gst_caps_get_structure (caps, 0);
ret &= gst_structure_get_int (structure, "width", &sink->width);
ret &= gst_structure_get_int (structure, "height", &sink->height);
if (!ret)
return FALSE;
gst_caps_replace (&sink->caps, caps);
gst_caps_unref (intersection);
if (!create_shm_buffer (sink)) {
GST_ERROR_OBJECT (sink, "Failed to create the wayland buffers..");
return FALSE;
}
return TRUE;
}
static void
compositor_handle_visual (void *data,
struct wl_compositor *compositor, uint32_t id, uint32_t token)
{
struct display *d = data;
switch (token) {
case WL_COMPOSITOR_VISUAL_XRGB32:
d->xrgb_visual = wl_visual_create (d->display, id, 1);
break;
}
}
static void
redraw (struct wl_surface *surface, void *data, uint32_t time)
{
GstWayLandSink *sink = (GstWayLandSink *) data;
g_mutex_lock (sink->wayland_lock);
sink->render_finish = TRUE;
g_mutex_unlock (sink->wayland_lock);
}
static struct window *
create_window (GstWayLandSink * sink, struct display *display, int width,
int height)
{
struct window *window;
struct wl_visual *visual;
void *data;
g_mutex_lock (sink->wayland_lock);
window = malloc (sizeof *window);
window->display = display;
window->width = width;
window->height = height;
window->surface = wl_compositor_create_surface (display->compositor);
wl_shell_set_toplevel (display->shell, window->surface);
g_mutex_unlock (sink->wayland_lock);
return window;
}
static gboolean
gst_wayland_sink_start (GstBaseSink * bsink)
{
GstWayLandSink *sink = (GstWayLandSink *) bsink;
gboolean result = TRUE;
GST_DEBUG_OBJECT (sink, "start");
if (!sink->display)
sink->display = create_display ();
if (!sink->window)
sink->window = create_window (sink, sink->display, 1280, 720);
return result;
}
static gboolean
gst_wayland_sink_unlock (GstBaseSink * bsink)
{
GstWayLandSink *sink = (GstWayLandSink *) bsink;
GST_DEBUG_OBJECT (sink, "unlock");
g_mutex_lock (sink->buffer_lock);
sink->unlock = TRUE;
g_mutex_unlock (sink->buffer_lock);
return TRUE;
}
static gboolean
gst_wayland_sink_unlock_stop (GstBaseSink * bsink)
{
GstWayLandSink *sink = (GstWayLandSink *) bsink;
GST_DEBUG_OBJECT (sink, "unlock_stop");
g_mutex_lock (sink->buffer_lock);
sink->unlock = FALSE;
g_mutex_unlock (sink->buffer_lock);
return TRUE;
}
static gboolean
gst_wayland_sink_stop (GstBaseSink * bsink)
{
GstWayLandSink *sink = (GstWayLandSink *) bsink;
GST_DEBUG_OBJECT (sink, "stop");
return TRUE;
}
static GstFlowReturn
gst_wayland_sink_preroll (GstBaseSink * bsink, GstBuffer * buffer)
{
GST_DEBUG_OBJECT (bsink, "preroll buffer %p, data = %p", buffer,
GST_BUFFER_DATA (buffer));
return gst_wayland_sink_render (bsink, buffer);
}
static GstFlowReturn
gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
{
GstWayLandSink *sink = GST_WAYLAND_SINK (bsink);
if (sink->render_finish) {
GST_LOG_OBJECT (sink,
"render buffer %p, data = %p, timestamp = %" GST_TIME_FORMAT, buffer,
GST_BUFFER_DATA (buffer),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)));
/*Fixme: remove the memcpy and add memory allocation stuffs to buff_alloc */
guint8 *src = GST_BUFFER_DATA (buffer);
guint len = GST_BUFFER_SIZE (buffer) / sink->height;
/*for (i = 0; i < sink->height; i++) {
memcpy (data, src, len);
src += len;
data += len;
} */
memcpy (sink->MapAddr, src, GST_BUFFER_SIZE (buffer));
sink->render_finish = FALSE;
wl_buffer_damage (sink->window->buffer, 0, 0, sink->width, sink->height);
wl_surface_damage (sink->window->surface, 0, 0, sink->width, sink->height);
wl_display_frame_callback (sink->display->display,
sink->window->surface, redraw, sink);
wl_display_iterate (sink->display->display, sink->display->mask);
} else {
GST_LOG_OBJECT (sink,
"Waiting to get the signal from compositor to render the next frame..");
g_usleep (50000);
sink->render_finish = TRUE;
}
return GST_FLOW_OK;
}
static gboolean
plugin_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (gstwayland_debug, "waylandsink", 0,
" wayland video sink");
return gst_element_register (plugin, "waylandsink", GST_RANK_MARGINAL,
GST_TYPE_WAYLAND_SINK);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"waylandsink",
"WayLand Video Sink", plugin_init, VERSION, "LGPL", "gst-wayland", "")

102
ext/wayland/gstwaylandsink.h Executable file
View file

@ -0,0 +1,102 @@
/*
* GStreamer Wayland video sink
* Copyright (C) 2011 Intel Corporation
* Copyright (C) 2011 Sreerenj Balachandran <sreerenj.balachandran@intel.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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __GST_WAYLAND_VIDEO_SINK_H__
#define __GST_WAYLAND_VIDEO_SINK_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideosink.h>
#include <wayland-client.h>
#include <wayland-egl.h>
#define GST_TYPE_WAYLAND_SINK \
(gst_wayland_sink_get_type())
#define GST_WAYLAND_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WAYLAND_SINK,GstWayLandSink))
#define GST_WAYLAND_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WAYLAND_SINK,GstWayLandSinkClass))
#define GST_IS_WAYLAND_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WAYLAND_SINK))
#define GST_IS_WAYLAND_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_WAYLAND_SINK))
#define GST_WAYLAND_SINK_GET_CLASS(inst) \
(G_TYPE_INSTANCE_GET_CLASS ((inst), GST_TYPE_WAYLAND_SINK, GstWayLandSinkClass))
struct display
{
struct wl_display *display;
struct wl_visual *xrgb_visual;
struct wl_compositor *compositor;
struct wl_shell *shell;
struct wl_shm *shm;
uint32_t mask;
};
struct window
{
struct display *display;
int width, height;
struct wl_surface *surface;
struct wl_buffer *buffer;
void *data;
};
typedef struct _GstWayLandSink GstWayLandSink;
typedef struct _GstWayLandSinkClass GstWayLandSinkClass;
struct _GstWayLandSink
{
GstVideoSink parent;
GstCaps *caps;
struct display *display;
struct window *window;
GCond *buffer_cond;
GMutex *buffer_lock;
GCond *wayland_cond;
GMutex *wayland_lock;
gboolean unlock;
guint width, height, depth, size;
void *MapAddr;
gboolean render_finish;
};
struct _GstWayLandSinkClass
{
GstVideoSinkClass parent;
};
GType
gst_wayland_sink_get_type (void)
G_GNUC_CONST;
G_END_DECLS
#endif /* __GST_WAYLAND_VIDEO_SINK_H__ */