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gtk: remove, plugin has moved to -good

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This commit is contained in:
Tim-Philipp Müller 2018-02-08 19:11:21 +00:00
parent ec963e688f
commit 90a836bb89
31 changed files with 5 additions and 3822 deletions
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3
.gitignore vendored
View file

@ -61,9 +61,6 @@ gst*orc.h
/tests/examples/ipcpipeline/ipcpipeline1 /tests/examples/ipcpipeline/ipcpipeline1
/tests/examples/codecparsers/parse-jpeg /tests/examples/codecparsers/parse-jpeg
/tests/examples/codecparsers/parse-vp8 /tests/examples/codecparsers/parse-vp8
/tests/examples/gtk/gtkglsink
/tests/examples/gtk/gtksink
/tests/examples/gtk/glliveshader
/tests/examples/shapewipe/shapewipe-example /tests/examples/shapewipe/shapewipe-example
/tests/examples/jack/jack_client /tests/examples/jack/jack_client
/tests/examples/opencv/gstmotioncells_dynamic_test /tests/examples/opencv/gstmotioncells_dynamic_test

3
Makefile.am
View file

@ -52,6 +52,7 @@ CRUFT_FILES = \
$(top_builddir)/docs/plugins/xml/plugin-sdp.xml \ $(top_builddir)/docs/plugins/xml/plugin-sdp.xml \
$(top_builddir)/ext/alsaspdif/.libs/*.{so,dll,DLL,dylib} \ $(top_builddir)/ext/alsaspdif/.libs/*.{so,dll,DLL,dylib} \
$(top_builddir)/ext/gtk/.libs/libgstgtksink.so \ $(top_builddir)/ext/gtk/.libs/libgstgtksink.so \
$(top_builddir)/ext/gtk/.libs/libgstgtk.so \
$(top_builddir)/ext/hls/.libs/libgstfragmented* \ $(top_builddir)/ext/hls/.libs/libgstfragmented* \
$(top_builddir)/ext/ivorbis/.libs/*.{so,dll,DLL,dylib} \ $(top_builddir)/ext/ivorbis/.libs/*.{so,dll,DLL,dylib} \
$(top_builddir)/ext/jack/.libs/*.{so,dll,DLL,dylib} \ $(top_builddir)/ext/jack/.libs/*.{so,dll,DLL,dylib} \
@ -126,6 +127,7 @@ CRUFT_DIRS = \
$(top_srcdir)/gst-libs/gst/signalprocessor \ $(top_srcdir)/gst-libs/gst/signalprocessor \
$(top_srcdir)/tests/examples/gl \ $(top_srcdir)/tests/examples/gl \
$(top_srcdir)/tests/examples/scaletempo \ $(top_srcdir)/tests/examples/scaletempo \
$(top_srcdir)/tests/examples/gtk \
$(top_srcdir)/tests/examples/shapewipe \ $(top_srcdir)/tests/examples/shapewipe \
$(top_srcdir)/tests/examples/switch \ $(top_srcdir)/tests/examples/switch \
$(top_srcdir)/tests/examples/jack \ $(top_srcdir)/tests/examples/jack \
@ -134,6 +136,7 @@ CRUFT_DIRS = \
$(top_srcdir)/ext/cog \ $(top_srcdir)/ext/cog \
$(top_srcdir)/ext/eglgles \ $(top_srcdir)/ext/eglgles \
$(top_srcdir)/ext/gsettings \ $(top_srcdir)/ext/gsettings \
$(top_srcdir)/ext/gtk \
$(top_srcdir)/ext/ivorbis \ $(top_srcdir)/ext/ivorbis \
$(top_srcdir)/ext/jack \ $(top_srcdir)/ext/jack \
$(top_srcdir)/ext/metadata \ $(top_srcdir)/ext/metadata \

38
configure.ac
View file

@ -1943,42 +1943,6 @@ AG_GST_CHECK_FEATURE(GL, [gl elements], gl, [
AM_CONDITIONAL(USE_GL, test "x$HAVE_GL" = "xyes") AM_CONDITIONAL(USE_GL, test "x$HAVE_GL" = "xyes")
AM_CONDITIONAL(USE_OPENGL, test "x$GST_GL_HAVE_API_GL" = "x1") AM_CONDITIONAL(USE_OPENGL, test "x$GST_GL_HAVE_API_GL" = "x1")
dnl *** gtk+ ***
HAVE_GTK3_GL="no"
translit(dnm, m, l) AM_CONDITIONAL(USE_GTK3, true)
AG_GST_CHECK_FEATURE(GTK3, [Gtk+ elements], gtk, [
PKG_CHECK_MODULES(GTK3, gtk+-3.0, [
AC_DEFINE([HAVE_GTK3], 1, [Define if Gtk+ 3.0 is installed])
HAVE_GTK3="yes"
], [
HAVE_GTK3="no"
])
PKG_CHECK_MODULES(GTK3_GL, gtk+-3.0 >= 3.15.0, [
GDK_WINDOWING="no"
if test "x$GST_GL_HAVE_WINDOW_X11" = "x1" -a "x$GST_GL_HAVE_PLATFORM_GLX" = "x1"; then
PKG_CHECK_MODULES(GTK3_X11, gtk+-x11-3.0, [
GTK3_CFLAGS="$GTK3_CFLAGS $GTK3_X11_CFLAGS"
GTK3_LIBS="$GTK3_LIBS $GTK3_X11_LIBS"
GDK_WINDOWING="yes"
], [AC_MSG_NOTICE([Could not find Gtk X11 integration])])
fi
if test "x$GST_GL_HAVE_WINDOW_WAYLAND" = "x1" -a "x$GST_GL_HAVE_PLATFORM_EGL" = "x1"; then
PKG_CHECK_MODULES(GTK3_WAYLAND, gtk+-wayland-3.0, [
GTK3_CFLAGS="$GTK3_CFLAGS $GTK3_WAYLAND_CFLAGS"
GTK3_LIBS="$GTK3_LIBS $GTK3_WAYLAND_LIBS"
GDK_WINDOWING="yes"
], [AC_MSG_NOTICE([Could not find Gtk Wayland integration])])
fi
if test "x$GDK_WINDOWING" = "xyes"; then
AC_DEFINE([HAVE_GTK3_GL], 1, [Define if Gtk+ 3.0 GL is installed])
HAVE_GTK3_GL="yes"
fi
], [
HAVE_GTK3_GL="no"
])
])
AM_CONDITIONAL(USE_GTK3_GL, test "x$HAVE_GTK3_GL" = "xyes")
dnl *** Qt *** dnl *** Qt ***
translit(dnm, m, l) AM_CONDITIONAL(USE_QT, true) translit(dnm, m, l) AM_CONDITIONAL(USE_QT, true)
AG_GST_CHECK_FEATURE(QT, [Qt elements], qt, [ AG_GST_CHECK_FEATURE(QT, [Qt elements], qt, [
@ -2735,7 +2699,6 @@ tests/examples/camerabin2/Makefile
tests/examples/codecparsers/Makefile tests/examples/codecparsers/Makefile
tests/examples/directfb/Makefile tests/examples/directfb/Makefile
tests/examples/audiomixmatrix/Makefile tests/examples/audiomixmatrix/Makefile
tests/examples/gtk/Makefile
tests/examples/ipcpipeline/Makefile tests/examples/ipcpipeline/Makefile
tests/examples/mpegts/Makefile tests/examples/mpegts/Makefile
tests/examples/mxf/Makefile tests/examples/mxf/Makefile
@ -2759,7 +2722,6 @@ ext/directfb/Makefile
ext/wayland/Makefile ext/wayland/Makefile
ext/daala/Makefile ext/daala/Makefile
ext/dts/Makefile ext/dts/Makefile
ext/gtk/Makefile
ext/faac/Makefile ext/faac/Makefile
ext/faad/Makefile ext/faad/Makefile
ext/fdkaac/Makefile ext/fdkaac/Makefile

32
docs/plugins/gst-plugins-bad-plugins-sections.txt
View file

@ -1601,38 +1601,6 @@ GST_TYPE_GRABCUT
gst_grabcut_get_type gst_grabcut_get_type
</SECTION> </SECTION>
<SECTION>
<FILE>element-gtkglsink</FILE>
<TITLE>gtkglsink</TITLE>
GstGtkGLSink
<SUBSECTION Standard>
GstGtkGLSinkClass
GST_GTK_GL_SINK
GST_GTK_GL_SINK_CAST
GST_IS_GTK_GL_SINK
GST_GTK_GL_SINK_CLASS
GST_IS_GTK_GL_SINK_CLASS
GST_TYPE_GTK_GL_SINK
<SUBSECTION Private>
gst_gtk_gl_sink_get_type
</SECTION>
<SECTION>
<FILE>element-gtksink</FILE>
<TITLE>gtksink</TITLE>
GstGtkSink
<SUBSECTION Standard>
GstGtkSinkClass
GST_GTK_SINK
GST_GTK_SINK_CAST
GST_IS_GTK_SINK
GST_GTK_SINK_CLASS
GST_IS_GTK_SINK_CLASS
GST_TYPE_GTK_SINK
<SUBSECTION Private>
gst_gtk_sink_get_type
</SECTION>
<SECTION> <SECTION>
<FILE>element-h263parse</FILE> <FILE>element-h263parse</FILE>
<TITLE>h263parse</TITLE> <TITLE>h263parse</TITLE>

43
docs/plugins/inspect/plugin-gstgtk.xml
View file

@ -1,43 +0,0 @@
<plugin>
<name>gstgtk</name>
<description>Gtk+ sink</description>
<filename>../../ext/gtk/.libs/libgstgtksink.so</filename>
<basename>libgstgtksink.so</basename>
<version>1.11.2</version>
<license>LGPL</license>
<source>gst-plugins-bad</source>
<package>GStreamer Bad Plug-ins source release</package>
<origin>Unknown package origin</origin>
<elements>
<element>
<name>gtkglsink</name>
<longname>Gtk GL Video Sink</longname>
<class>Sink/Video</class>
<description>A video sink that renders to a GtkWidget using OpenGL</description>
<author>Matthew Waters &lt;matthew@centricular.com&gt;</author>
<pads>
<caps>
<name>sink</name>
<direction>sink</direction>
<presence>always</presence>
<details>video/x-raw(memory:GLMemory), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]; video/x-raw(memory:GLMemory, meta:GstVideoOverlayComposition), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</details>
</caps>
</pads>
</element>
<element>
<name>gtksink</name>
<longname>Gtk Video Sink</longname>
<class>Sink/Video</class>
<description>A video sink that renders to a GtkWidget</description>
<author>Matthew Waters &lt;matthew@centricular.com&gt;</author>
<pads>
<caps>
<name>sink</name>
<direction>sink</direction>
<presence>always</presence>
<details>video/x-raw, format=(string){ BGRx, BGRA }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</details>
</caps>
</pads>
</element>
</elements>
</plugin>

43
docs/plugins/inspect/plugin-gtk.xml
View file

@ -1,43 +0,0 @@
<plugin>
<name>gtk</name>
<description>Gtk+ sink</description>
<filename>../../ext/gtk/.libs/libgstgtk.so</filename>
<basename>libgstgtk.so</basename>
<version>1.13.0.1</version>
<license>LGPL</license>
<source>gst-plugins-bad</source>
<package>GStreamer Bad Plug-ins git</package>
<origin>Unknown package origin</origin>
<elements>
<element>
<name>gtkglsink</name>
<longname>Gtk GL Video Sink</longname>
<class>Sink/Video</class>
<description>A video sink that renders to a GtkWidget using OpenGL</description>
<author>Matthew Waters &lt;matthew@centricular.com&gt;</author>
<pads>
<caps>
<name>sink</name>
<direction>sink</direction>
<presence>always</presence>
<details>video/x-raw(memory:GLMemory), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]; video/x-raw(memory:GLMemory, meta:GstVideoOverlayComposition), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</details>
</caps>
</pads>
</element>
<element>
<name>gtksink</name>
<longname>Gtk Video Sink</longname>
<class>Sink/Video</class>
<description>A video sink that renders to a GtkWidget</description>
<author>Matthew Waters &lt;matthew@centricular.com&gt;</author>
<pads>
<caps>
<name>sink</name>
<direction>sink</direction>
<presence>always</presence>
<details>video/x-raw, format=(string){ BGRx, BGRA }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</details>
</caps>
</pads>
</element>
</elements>
</plugin>

8
ext/Makefile.am
View file

@ -88,12 +88,6 @@ else
GL_DIR= GL_DIR=
endif endif
if USE_GTK3
GTK3_DIR=gtk
else
GTK3_DIR=
endif
if USE_QT if USE_QT
QT_DIR=qt QT_DIR=qt
else else
@ -437,7 +431,6 @@ SUBDIRS=\
$(DTS_DIR) \ $(DTS_DIR) \
$(RESINDVD_DIR) \ $(RESINDVD_DIR) \
$(GL_DIR) \ $(GL_DIR) \
$(GTK3_DIR) \
$(QT_DIR) \ $(QT_DIR) \
$(FAAC_DIR) \ $(FAAC_DIR) \
$(FAAD_DIR) \ $(FAAD_DIR) \
@ -519,7 +512,6 @@ DIST_SUBDIRS = \
daala \ daala \
dts \ dts \
gl \ gl \
gtk \
qt \ qt \
modplug \ modplug \
mpeg2enc \ mpeg2enc \

46
ext/gtk/Makefile.am
View file

@ -1,46 +0,0 @@
# preamble
NULL =
BUILT_SOURCES =
CLEANFILES =
EXTRA_DIST =
DISTCLEANFILES =
lib_LTLIBRARIES =
# source
sources = \
gtkgstbasewidget.c \
gtkgstbasewidget.h \
gtkgstwidget.c \
gtkgstwidget.h \
gstgtkbasesink.c \
gstgtkbasesink.h \
gstgtksink.c \
gstgtksink.h \
gstgtkutils.c \
gstgtkutils.h \
gstplugin.c \
$(NULL)
libgstgtk_la_CFLAGS = \
$(GST_PLUGINS_BAD_CFLAGS) \
$(GST_PLUGINS_BASE_CFLAGS) \
$(GST_GL_CFLAGS) \
$(GST_CFLAGS) \
$(GTK3_CFLAGS)
libgstgtk_la_LIBADD = \
$(GST_PLUGINS_BASE_LIBS) \
-lgstvideo-$(GST_API_VERSION) \
$(GST_BASE_LIBS) \
$(GTK3_LIBS)
libgstgtk_la_SOURCES = $(sources)
libgstgtk_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
if USE_GTK3_GL
if USE_GL
libgstgtk_la_SOURCES += gstgtkglsink.c gstgtkglsink.h gtkgstglwidget.c gtkgstglwidget.h
libgstgtk_la_LIBADD += $(GST_GL_LIBS)
endif
endif
plugin_LTLIBRARIES = libgstgtk.la

495
ext/gtk/gstgtkbasesink.c
View file

@ -1,495 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/**
* SECTION:gtkgstsink
* @title: GstGtkBaseSink
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstgtkbasesink.h"
#include "gstgtkutils.h"
GST_DEBUG_CATEGORY (gst_debug_gtk_base_sink);
#define GST_CAT_DEFAULT gst_debug_gtk_base_sink
#define DEFAULT_FORCE_ASPECT_RATIO TRUE
#define DEFAULT_PAR_N 0
#define DEFAULT_PAR_D 1
#define DEFAULT_IGNORE_ALPHA TRUE
static void gst_gtk_base_sink_finalize (GObject * object);
static void gst_gtk_base_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * param_spec);
static void gst_gtk_base_sink_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * param_spec);
static gboolean gst_gtk_base_sink_start (GstBaseSink * bsink);
static gboolean gst_gtk_base_sink_stop (GstBaseSink * bsink);
static GstStateChangeReturn
gst_gtk_base_sink_change_state (GstElement * element,
GstStateChange transition);
static void gst_gtk_base_sink_get_times (GstBaseSink * bsink, GstBuffer * buf,
GstClockTime * start, GstClockTime * end);
static gboolean gst_gtk_base_sink_set_caps (GstBaseSink * bsink,
GstCaps * caps);
static GstFlowReturn gst_gtk_base_sink_show_frame (GstVideoSink * bsink,
GstBuffer * buf);
static void
gst_gtk_base_sink_navigation_interface_init (GstNavigationInterface * iface);
enum
{
PROP_0,
PROP_WIDGET,
PROP_FORCE_ASPECT_RATIO,
PROP_PIXEL_ASPECT_RATIO,
PROP_IGNORE_ALPHA,
};
#define gst_gtk_base_sink_parent_class parent_class
G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GstGtkBaseSink, gst_gtk_base_sink,
GST_TYPE_VIDEO_SINK,
G_IMPLEMENT_INTERFACE (GST_TYPE_NAVIGATION,
gst_gtk_base_sink_navigation_interface_init);
GST_DEBUG_CATEGORY_INIT (gst_debug_gtk_base_sink,
"gtkbasesink", 0, "Gtk Video Sink base class"));
static void
gst_gtk_base_sink_class_init (GstGtkBaseSinkClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseSinkClass *gstbasesink_class;
GstVideoSinkClass *gstvideosink_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gstbasesink_class = (GstBaseSinkClass *) klass;
gstvideosink_class = (GstVideoSinkClass *) klass;
gobject_class->set_property = gst_gtk_base_sink_set_property;
gobject_class->get_property = gst_gtk_base_sink_get_property;
g_object_class_install_property (gobject_class, PROP_WIDGET,
g_param_spec_object ("widget", "Gtk Widget",
"The GtkWidget to place in the widget hierarchy "
"(must only be get from the GTK main thread)",
GTK_TYPE_WIDGET, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_FORCE_ASPECT_RATIO,
g_param_spec_boolean ("force-aspect-ratio",
"Force aspect ratio",
"When enabled, scaling will respect original aspect ratio",
DEFAULT_FORCE_ASPECT_RATIO,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_PIXEL_ASPECT_RATIO,
gst_param_spec_fraction ("pixel-aspect-ratio", "Pixel Aspect Ratio",
"The pixel aspect ratio of the device", DEFAULT_PAR_N, DEFAULT_PAR_D,
G_MAXINT, 1, 1, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_IGNORE_ALPHA,
g_param_spec_boolean ("ignore-alpha", "Ignore Alpha",
"When enabled, alpha will be ignored and converted to black",
DEFAULT_IGNORE_ALPHA, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gobject_class->finalize = gst_gtk_base_sink_finalize;
gstelement_class->change_state = gst_gtk_base_sink_change_state;
gstbasesink_class->set_caps = gst_gtk_base_sink_set_caps;
gstbasesink_class->get_times = gst_gtk_base_sink_get_times;
gstbasesink_class->start = gst_gtk_base_sink_start;
gstbasesink_class->stop = gst_gtk_base_sink_stop;
gstvideosink_class->show_frame = gst_gtk_base_sink_show_frame;
}
static void
gst_gtk_base_sink_init (GstGtkBaseSink * gtk_sink)
{
gtk_sink->force_aspect_ratio = DEFAULT_FORCE_ASPECT_RATIO;
gtk_sink->par_n = DEFAULT_PAR_N;
gtk_sink->par_d = DEFAULT_PAR_D;
gtk_sink->ignore_alpha = DEFAULT_IGNORE_ALPHA;
}
static void
gst_gtk_base_sink_finalize (GObject * object)
{
GstGtkBaseSink *gtk_sink = GST_GTK_BASE_SINK (object);
GST_OBJECT_LOCK (gtk_sink);
if (gtk_sink->window && gtk_sink->window_destroy_id)
g_signal_handler_disconnect (gtk_sink->window, gtk_sink->window_destroy_id);
if (gtk_sink->widget && gtk_sink->widget_destroy_id)
g_signal_handler_disconnect (gtk_sink->widget, gtk_sink->widget_destroy_id);
g_clear_object (&gtk_sink->widget);
GST_OBJECT_UNLOCK (gtk_sink);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
widget_destroy_cb (GtkWidget * widget, GstGtkBaseSink * gtk_sink)
{
GST_OBJECT_LOCK (gtk_sink);
g_clear_object (&gtk_sink->widget);
GST_OBJECT_UNLOCK (gtk_sink);
}
static void
window_destroy_cb (GtkWidget * widget, GstGtkBaseSink * gtk_sink)
{
GST_OBJECT_LOCK (gtk_sink);
gtk_sink->window = NULL;
GST_OBJECT_UNLOCK (gtk_sink);
}
static GtkGstBaseWidget *
gst_gtk_base_sink_get_widget (GstGtkBaseSink * gtk_sink)
{
if (gtk_sink->widget != NULL)
return gtk_sink->widget;
/* Ensure GTK is initialized, this has no side effect if it was already
* initialized. Also, we do that lazily, so the application can be first */
if (!gtk_init_check (NULL, NULL)) {
GST_ERROR_OBJECT (gtk_sink, "Could not ensure GTK initialization.");
return NULL;
}
g_assert (GST_GTK_BASE_SINK_GET_CLASS (gtk_sink)->create_widget);
gtk_sink->widget = (GtkGstBaseWidget *)
GST_GTK_BASE_SINK_GET_CLASS (gtk_sink)->create_widget ();
gtk_sink->bind_aspect_ratio =
g_object_bind_property (gtk_sink, "force-aspect-ratio", gtk_sink->widget,
"force-aspect-ratio", G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
gtk_sink->bind_pixel_aspect_ratio =
g_object_bind_property (gtk_sink, "pixel-aspect-ratio", gtk_sink->widget,
"pixel-aspect-ratio", G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
gtk_sink->bind_ignore_alpha =
g_object_bind_property (gtk_sink, "ignore-alpha", gtk_sink->widget,
"ignore-alpha", G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
/* Take the floating ref, other wise the destruction of the container will
* make this widget disapear possibly before we are done. */
gst_object_ref_sink (gtk_sink->widget);
gtk_sink->widget_destroy_id = g_signal_connect (gtk_sink->widget, "destroy",
G_CALLBACK (widget_destroy_cb), gtk_sink);
/* back pointer */
gtk_gst_base_widget_set_element (GTK_GST_BASE_WIDGET (gtk_sink->widget),
GST_ELEMENT (gtk_sink));
return gtk_sink->widget;
}
static void
gst_gtk_base_sink_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstGtkBaseSink *gtk_sink = GST_GTK_BASE_SINK (object);
switch (prop_id) {
case PROP_WIDGET:
{
GObject *widget = NULL;
GST_OBJECT_LOCK (gtk_sink);
if (gtk_sink->widget != NULL)
widget = G_OBJECT (gtk_sink->widget);
GST_OBJECT_UNLOCK (gtk_sink);
if (!widget)
widget =
gst_gtk_invoke_on_main ((GThreadFunc) gst_gtk_base_sink_get_widget,
gtk_sink);
g_value_set_object (value, widget);
break;
}
case PROP_FORCE_ASPECT_RATIO:
g_value_set_boolean (value, gtk_sink->force_aspect_ratio);
break;
case PROP_PIXEL_ASPECT_RATIO:
gst_value_set_fraction (value, gtk_sink->par_n, gtk_sink->par_d);
break;
case PROP_IGNORE_ALPHA:
g_value_set_boolean (value, gtk_sink->ignore_alpha);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_gtk_base_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstGtkBaseSink *gtk_sink = GST_GTK_BASE_SINK (object);
switch (prop_id) {
case PROP_FORCE_ASPECT_RATIO:
gtk_sink->force_aspect_ratio = g_value_get_boolean (value);
break;
case PROP_PIXEL_ASPECT_RATIO:
gtk_sink->par_n = gst_value_get_fraction_numerator (value);
gtk_sink->par_d = gst_value_get_fraction_denominator (value);
break;
case PROP_IGNORE_ALPHA:
gtk_sink->ignore_alpha = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_gtk_base_sink_navigation_send_event (GstNavigation * navigation,
GstStructure * structure)
{
GstGtkBaseSink *sink = GST_GTK_BASE_SINK (navigation);
GstEvent *event;
GstPad *pad;
event = gst_event_new_navigation (structure);
pad = gst_pad_get_peer (GST_VIDEO_SINK_PAD (sink));
GST_TRACE_OBJECT (sink, "navigation event %" GST_PTR_FORMAT, structure);
if (GST_IS_PAD (pad) && GST_IS_EVENT (event)) {
if (!gst_pad_send_event (pad, gst_event_ref (event))) {
/* If upstream didn't handle the event we'll post a message with it
* for the application in case it wants to do something with it */
gst_element_post_message (GST_ELEMENT_CAST (sink),
gst_navigation_message_new_event (GST_OBJECT_CAST (sink), event));
}
gst_event_unref (event);
gst_object_unref (pad);
}
}
static void
gst_gtk_base_sink_navigation_interface_init (GstNavigationInterface * iface)
{
iface->send_event = gst_gtk_base_sink_navigation_send_event;
}
static gboolean
gst_gtk_base_sink_start_on_main (GstBaseSink * bsink)
{
GstGtkBaseSink *gst_sink = GST_GTK_BASE_SINK (bsink);
GstGtkBaseSinkClass *klass = GST_GTK_BASE_SINK_GET_CLASS (bsink);
GtkWidget *toplevel;
if (gst_gtk_base_sink_get_widget (gst_sink) == NULL)
return FALSE;
/* After this point, gtk_sink->widget will always be set */
toplevel = gtk_widget_get_toplevel (GTK_WIDGET (gst_sink->widget));
if (!gtk_widget_is_toplevel (toplevel)) {
/* sanity check */
g_assert (klass->window_title);
/* User did not add widget its own UI, let's popup a new GtkWindow to
* make gst-launch-1.0 work. */
gst_sink->window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (gst_sink->window), 640, 480);
gtk_window_set_title (GTK_WINDOW (gst_sink->window), klass->window_title);
gtk_container_add (GTK_CONTAINER (gst_sink->window), toplevel);
gst_sink->window_destroy_id = g_signal_connect (gst_sink->window, "destroy",
G_CALLBACK (window_destroy_cb), gst_sink);
}
return TRUE;
}
static gboolean
gst_gtk_base_sink_start (GstBaseSink * bsink)
{
return ! !gst_gtk_invoke_on_main ((GThreadFunc)
gst_gtk_base_sink_start_on_main, bsink);
}
static gboolean
gst_gtk_base_sink_stop_on_main (GstBaseSink * bsink)
{
GstGtkBaseSink *gst_sink = GST_GTK_BASE_SINK (bsink);
if (gst_sink->window) {
gtk_widget_destroy (gst_sink->window);
gst_sink->window = NULL;
gst_sink->widget = NULL;
}
return TRUE;
}
static gboolean
gst_gtk_base_sink_stop (GstBaseSink * bsink)
{
GstGtkBaseSink *gst_sink = GST_GTK_BASE_SINK (bsink);
if (gst_sink->window)
return ! !gst_gtk_invoke_on_main ((GThreadFunc)
gst_gtk_base_sink_stop_on_main, bsink);
return TRUE;
}
static void
gst_gtk_widget_show_all_and_unref (GtkWidget * widget)
{
gtk_widget_show_all (widget);
g_object_unref (widget);
}
static GstStateChangeReturn
gst_gtk_base_sink_change_state (GstElement * element, GstStateChange transition)
{
GstGtkBaseSink *gtk_sink = GST_GTK_BASE_SINK (element);
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GST_DEBUG_OBJECT (element, "changing state: %s => %s",
gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)),
gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition)));
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
if (ret == GST_STATE_CHANGE_FAILURE)
return ret;
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
{
GtkWindow *window = NULL;
GST_OBJECT_LOCK (gtk_sink);
if (gtk_sink->window)
window = g_object_ref (gtk_sink->window);
GST_OBJECT_UNLOCK (gtk_sink);
if (window)
gst_gtk_invoke_on_main ((GThreadFunc) gst_gtk_widget_show_all_and_unref,
window);
break;
}
case GST_STATE_CHANGE_PAUSED_TO_READY:
GST_OBJECT_LOCK (gtk_sink);
if (gtk_sink->widget)
gtk_gst_base_widget_set_buffer (gtk_sink->widget, NULL);
GST_OBJECT_UNLOCK (gtk_sink);
break;
default:
break;
}
return ret;
}
static void
gst_gtk_base_sink_get_times (GstBaseSink * bsink, GstBuffer * buf,
GstClockTime * start, GstClockTime * end)
{
GstGtkBaseSink *gtk_sink;
gtk_sink = GST_GTK_BASE_SINK (bsink);
if (GST_BUFFER_TIMESTAMP_IS_VALID (buf)) {
*start = GST_BUFFER_TIMESTAMP (buf);
if (GST_BUFFER_DURATION_IS_VALID (buf))
*end = *start + GST_BUFFER_DURATION (buf);
else {
if (GST_VIDEO_INFO_FPS_N (&gtk_sink->v_info) > 0) {
*end = *start +
gst_util_uint64_scale_int (GST_SECOND,
GST_VIDEO_INFO_FPS_D (&gtk_sink->v_info),
GST_VIDEO_INFO_FPS_N (&gtk_sink->v_info));
}
}
}
}
gboolean
gst_gtk_base_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
{
GstGtkBaseSink *gtk_sink = GST_GTK_BASE_SINK (bsink);
GST_DEBUG ("set caps with %" GST_PTR_FORMAT, caps);
if (!gst_video_info_from_caps (&gtk_sink->v_info, caps))
return FALSE;
GST_OBJECT_LOCK (gtk_sink);
if (gtk_sink->widget == NULL) {
GST_OBJECT_UNLOCK (gtk_sink);
GST_ELEMENT_ERROR (gtk_sink, RESOURCE, NOT_FOUND,
("%s", "Output widget was destroyed"), (NULL));
return FALSE;
}
if (!gtk_gst_base_widget_set_format (gtk_sink->widget, &gtk_sink->v_info)) {
GST_OBJECT_UNLOCK (gtk_sink);
return FALSE;
}
GST_OBJECT_UNLOCK (gtk_sink);
return TRUE;
}
static GstFlowReturn
gst_gtk_base_sink_show_frame (GstVideoSink * vsink, GstBuffer * buf)
{
GstGtkBaseSink *gtk_sink;
GST_TRACE ("rendering buffer:%p", buf);
gtk_sink = GST_GTK_BASE_SINK (vsink);
GST_OBJECT_LOCK (vsink);
if (gtk_sink->widget == NULL) {
GST_OBJECT_UNLOCK (gtk_sink);
GST_ELEMENT_ERROR (gtk_sink, RESOURCE, NOT_FOUND,
("%s", "Output widget was destroyed"), (NULL));
return GST_FLOW_ERROR;
}
gtk_gst_base_widget_set_buffer (gtk_sink->widget, buf);
GST_OBJECT_UNLOCK (gtk_sink);
return GST_FLOW_OK;
}

94
ext/gtk/gstgtkbasesink.h
View file

@ -1,94 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GTK_BASE_SINK_H__
#define __GST_GTK_BASE_SINK_H__
#include <gtk/gtk.h>
#include <gst/gst.h>
#include <gst/video/gstvideosink.h>
#include <gst/video/video.h>
#include "gtkgstbasewidget.h"
#define GST_TYPE_GTK_BASE_SINK (gst_gtk_base_sink_get_type())
#define GST_GTK_BASE_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GTK_BASE_SINK,GstGtkBaseSink))
#define GST_GTK_BASE_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GTK_BASE_SINK,GstGtkBaseSinkClass))
#define GST_GTK_BASE_SINK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_GTK_BASE_SINK, GstGtkBaseSinkClass))
#define GST_IS_GTK_BASE_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GTK_BASE_SINK))
#define GST_IS_GTK_BASE_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GTK_BASE_SINK))
#define GST_GTK_BASE_SINK_CAST(obj) ((GstGtkBaseSink*)(obj))
G_BEGIN_DECLS
typedef struct _GstGtkBaseSink GstGtkBaseSink;
typedef struct _GstGtkBaseSinkClass GstGtkBaseSinkClass;
GType gst_gtk_base_sink_get_type (void);
/**
* GstGtkBaseSink:
*
* Opaque #GstGtkBaseSink object
*/
struct _GstGtkBaseSink
{
/* <private> */
GstVideoSink parent;
GstVideoInfo v_info;
GtkGstBaseWidget *widget;
/* properties */
gboolean force_aspect_ratio;
GBinding *bind_aspect_ratio;
gint par_n;
gint par_d;
GBinding *bind_pixel_aspect_ratio;
gboolean ignore_alpha;
GBinding *bind_ignore_alpha;
GtkWidget *window;
gulong widget_destroy_id;
gulong window_destroy_id;
};
/**
* GstGtkBaseSinkClass:
*
* The #GstGtkBaseSinkClass struct only contains private data
*/
struct _GstGtkBaseSinkClass
{
GstVideoSinkClass object_class;
/* metadata */
const gchar *window_title;
/* virtuals */
GtkWidget* (*create_widget) (void);
};
G_END_DECLS
#endif /* __GST_GTK_BASE_SINK_H__ */

311
ext/gtk/gstgtkglsink.c
View file

@ -1,311 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/**
* SECTION:element-gtkglsink
* @title: gtkglsink
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gl/gstglfuncs.h>
#include "gstgtkglsink.h"
#include "gtkgstglwidget.h"
GST_DEBUG_CATEGORY (gst_debug_gtk_gl_sink);
#define GST_CAT_DEFAULT gst_debug_gtk_gl_sink
static gboolean gst_gtk_gl_sink_start (GstBaseSink * bsink);
static gboolean gst_gtk_gl_sink_stop (GstBaseSink * bsink);
static gboolean gst_gtk_gl_sink_query (GstBaseSink * bsink, GstQuery * query);
static gboolean gst_gtk_gl_sink_propose_allocation (GstBaseSink * bsink,
GstQuery * query);
static GstCaps *gst_gtk_gl_sink_get_caps (GstBaseSink * bsink,
GstCaps * filter);
static GstStaticPadTemplate gst_gtk_gl_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
(GST_CAPS_FEATURE_MEMORY_GL_MEMORY, "RGBA") "; "
GST_VIDEO_CAPS_MAKE_WITH_FEATURES
(GST_CAPS_FEATURE_MEMORY_GL_MEMORY ", "
GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION, "RGBA")));
#define gst_gtk_gl_sink_parent_class parent_class
G_DEFINE_TYPE_WITH_CODE (GstGtkGLSink, gst_gtk_gl_sink,
GST_TYPE_GTK_BASE_SINK, GST_DEBUG_CATEGORY_INIT (gst_debug_gtk_gl_sink,
"gtkglsink", 0, "Gtk GL Video Sink"));
static void
gst_gtk_gl_sink_class_init (GstGtkGLSinkClass * klass)
{
GstElementClass *gstelement_class;
GstBaseSinkClass *gstbasesink_class;
GstGtkBaseSinkClass *gstgtkbasesink_class;
gstelement_class = (GstElementClass *) klass;
gstbasesink_class = (GstBaseSinkClass *) klass;
gstgtkbasesink_class = (GstGtkBaseSinkClass *) klass;
gstbasesink_class->query = gst_gtk_gl_sink_query;
gstbasesink_class->propose_allocation = gst_gtk_gl_sink_propose_allocation;
gstbasesink_class->start = gst_gtk_gl_sink_start;
gstbasesink_class->stop = gst_gtk_gl_sink_stop;
gstbasesink_class->get_caps = gst_gtk_gl_sink_get_caps;
gstgtkbasesink_class->create_widget = gtk_gst_gl_widget_new;
gstgtkbasesink_class->window_title = "Gtk+ GL renderer";
gst_element_class_set_metadata (gstelement_class, "Gtk GL Video Sink",
"Sink/Video", "A video sink that renders to a GtkWidget using OpenGL",
"Matthew Waters <matthew@centricular.com>");
gst_element_class_add_static_pad_template (gstelement_class,
&gst_gtk_gl_sink_template);
}
static void
gst_gtk_gl_sink_init (GstGtkGLSink * gtk_sink)
{
}
static gboolean
gst_gtk_gl_sink_query (GstBaseSink * bsink, GstQuery * query)
{
GstGtkGLSink *gtk_sink = GST_GTK_GL_SINK (bsink);
gboolean res = FALSE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CONTEXT:
{
if (gst_gl_handle_context_query ((GstElement *) gtk_sink, query,
gtk_sink->display, gtk_sink->context, gtk_sink->gtk_context))
return TRUE;
break;
}
default:
res = GST_BASE_SINK_CLASS (parent_class)->query (bsink, query);
break;
}
return res;
}
static void
_size_changed_cb (GtkWidget * widget, GdkRectangle * rectangle,
GstGtkGLSink * gtk_sink)
{
gint scale_factor, width, height;
gboolean reconfigure;
scale_factor = gtk_widget_get_scale_factor (widget);
width = scale_factor * gtk_widget_get_allocated_width (widget);
height = scale_factor * gtk_widget_get_allocated_height (widget);
GST_OBJECT_LOCK (gtk_sink);
reconfigure =
(width != gtk_sink->display_width || height != gtk_sink->display_height);
gtk_sink->display_width = width;
gtk_sink->display_height = height;
GST_OBJECT_UNLOCK (gtk_sink);
if (reconfigure) {
GST_DEBUG_OBJECT (gtk_sink, "Sending reconfigure event on sinkpad.");
gst_pad_push_event (GST_BASE_SINK (gtk_sink)->sinkpad,
gst_event_new_reconfigure ());
}
}
static gboolean
gst_gtk_gl_sink_start (GstBaseSink * bsink)
{
GstGtkBaseSink *base_sink = GST_GTK_BASE_SINK (bsink);
GstGtkGLSink *gtk_sink = GST_GTK_GL_SINK (bsink);
GtkGstGLWidget *gst_widget;
if (!GST_BASE_SINK_CLASS (parent_class)->start (bsink))
return FALSE;
/* After this point, gtk_sink->widget will always be set */
gst_widget = GTK_GST_GL_WIDGET (base_sink->widget);
/* Track the allocation size */
g_signal_connect (gst_widget, "size-allocate", G_CALLBACK (_size_changed_cb),
gtk_sink);
_size_changed_cb (GTK_WIDGET (gst_widget), NULL, gtk_sink);
if (!gtk_gst_gl_widget_init_winsys (gst_widget))
return FALSE;
gtk_sink->display = gtk_gst_gl_widget_get_display (gst_widget);
gtk_sink->context = gtk_gst_gl_widget_get_context (gst_widget);
gtk_sink->gtk_context = gtk_gst_gl_widget_get_gtk_context (gst_widget);
if (!gtk_sink->display || !gtk_sink->context || !gtk_sink->gtk_context)
return FALSE;
gst_gl_element_propagate_display_context (GST_ELEMENT (bsink),
gtk_sink->display);
return TRUE;
}
static gboolean
gst_gtk_gl_sink_stop (GstBaseSink * bsink)
{
GstGtkGLSink *gtk_sink = GST_GTK_GL_SINK (bsink);
if (gtk_sink->display) {
gst_object_unref (gtk_sink->display);
gtk_sink->display = NULL;
}
if (gtk_sink->context) {
gst_object_unref (gtk_sink->context);
gtk_sink->context = NULL;
}
if (gtk_sink->gtk_context) {
gst_object_unref (gtk_sink->gtk_context);
gtk_sink->gtk_context = NULL;
}
return GST_BASE_SINK_CLASS (parent_class)->stop (bsink);
}
static gboolean
gst_gtk_gl_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
{
GstGtkGLSink *gtk_sink = GST_GTK_GL_SINK (bsink);
GstBufferPool *pool = NULL;
GstStructure *config;
GstCaps *caps;
GstVideoInfo info;
guint size;
gboolean need_pool;
GstStructure *allocation_meta = NULL;
gint display_width, display_height;
if (!gtk_sink->display || !gtk_sink->context)
return FALSE;
gst_query_parse_allocation (query, &caps, &need_pool);
if (caps == NULL)
goto no_caps;
if (!gst_video_info_from_caps (&info, caps))
goto invalid_caps;
/* the normal size of a frame */
size = info.size;
if (need_pool) {
GST_DEBUG_OBJECT (gtk_sink, "create new pool");
pool = gst_gl_buffer_pool_new (gtk_sink->context);
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_set_params (config, caps, size, 0, 0);
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_GL_SYNC_META);
if (!gst_buffer_pool_set_config (pool, config))
goto config_failed;
}
/* we need at least 2 buffer because we hold on to the last one */
gst_query_add_allocation_pool (query, pool, size, 2, 0);
if (pool)
gst_object_unref (pool);
GST_OBJECT_LOCK (gtk_sink);
display_width = gtk_sink->display_width;
display_height = gtk_sink->display_height;
GST_OBJECT_UNLOCK (gtk_sink);
if (display_width != 0 && display_height != 0) {
GST_DEBUG_OBJECT (gtk_sink, "sending alloc query with size %dx%d",
display_width, display_height);
allocation_meta = gst_structure_new ("GstVideoOverlayCompositionMeta",
"width", G_TYPE_UINT, display_width,
"height", G_TYPE_UINT, display_height, NULL);
}
gst_query_add_allocation_meta (query,
GST_VIDEO_OVERLAY_COMPOSITION_META_API_TYPE, allocation_meta);
if (allocation_meta)
gst_structure_free (allocation_meta);
/* we also support various metadata */
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, 0);
if (gtk_sink->context->gl_vtable->FenceSync)
gst_query_add_allocation_meta (query, GST_GL_SYNC_META_API_TYPE, 0);
return TRUE;
/* ERRORS */
no_caps:
{
GST_DEBUG_OBJECT (bsink, "no caps specified");
return FALSE;
}
invalid_caps:
{
GST_DEBUG_OBJECT (bsink, "invalid caps specified");
return FALSE;
}
config_failed:
{
GST_DEBUG_OBJECT (bsink, "failed setting config");
return FALSE;
}
}
static GstCaps *
gst_gtk_gl_sink_get_caps (GstBaseSink * bsink, GstCaps * filter)
{
GstCaps *tmp = NULL;
GstCaps *result = NULL;
tmp = gst_pad_get_pad_template_caps (GST_BASE_SINK_PAD (bsink));
if (filter) {
GST_DEBUG_OBJECT (bsink, "intersecting with filter caps %" GST_PTR_FORMAT,
filter);
result = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
gst_caps_unref (tmp);
} else {
result = tmp;
}
result = gst_gl_overlay_compositor_add_caps (result);
GST_DEBUG_OBJECT (bsink, "returning caps: %" GST_PTR_FORMAT, result);
return result;
}

82
ext/gtk/gstgtkglsink.h
View file

@ -1,82 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GTK_GL_SINK_H__
#define __GST_GTK_GL_SINK_H__
#include <gtk/gtk.h>
#include <gst/gst.h>
#include <gst/video/gstvideosink.h>
#include <gst/video/video.h>
#include <gst/gl/gl.h>
#include "gstgtkbasesink.h"
#define GST_TYPE_GTK_GL_SINK (gst_gtk_gl_sink_get_type())
#define GST_GTK_GL_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GTK_GL_SINK,GstGtkGLSink))
#define GST_GTK_GL_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GTK_GL_SINK,GstGtkGLSinkClass))
#define GST_IS_GTK_GL_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GTK_GL_SINK))
#define GST_IS_GTK_GL_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GTK_GL_SINK))
#define GST_GTK_GL_SINK_CAST(obj) ((GstGtkGLSink*)(obj))
G_BEGIN_DECLS
typedef struct _GstGtkGLSink GstGtkGLSink;
typedef struct _GstGtkGLSinkClass GstGtkGLSinkClass;
GType gst_gtk_gl_sink_get_type (void);
/**
* GstGtkGLSink:
*
* Opaque #GstGtkGLSink object
*/
struct _GstGtkGLSink
{
/* <private> */
GstGtkBaseSink parent;
GstGLDisplay *display;
GstGLContext *context;
GstGLContext *gtk_context;
GstGLUpload *upload;
GstBuffer *uploaded_buffer;
/* read/write with object lock */
gint display_width;
gint display_height;
};
/**
* GstGtkGLSinkClass:
*
* The #GstGtkGLSinkClass struct only contains private data
*/
struct _GstGtkGLSinkClass
{
/* <private> */
GstGtkBaseSinkClass object_class;
};
G_END_DECLS
#endif /* __GST_GTK_GL_SINK_H__ */

78
ext/gtk/gstgtksink.c
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@ -1,78 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/**
* SECTION:element-gtkgstsink
* @title: gtkgstsink
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gtkgstwidget.h"
#include "gstgtksink.h"
GST_DEBUG_CATEGORY (gst_debug_gtk_sink);
#define GST_CAT_DEFAULT gst_debug_gtk_sink
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
#define FORMATS "{ BGRx, BGRA }"
#else
#define FORMATS "{ xRGB, ARGB }"
#endif
static GstStaticPadTemplate gst_gtk_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE (FORMATS))
);
#define gst_gtk_sink_parent_class parent_class
G_DEFINE_TYPE_WITH_CODE (GstGtkSink, gst_gtk_sink, GST_TYPE_GTK_BASE_SINK,
GST_DEBUG_CATEGORY_INIT (gst_debug_gtk_sink, "gtksink", 0,
"Gtk Video Sink"));
static void
gst_gtk_sink_class_init (GstGtkSinkClass * klass)
{
GstElementClass *gstelement_class;
GstGtkBaseSinkClass *base_class;
gstelement_class = (GstElementClass *) klass;
base_class = (GstGtkBaseSinkClass *) klass;
base_class->create_widget = gtk_gst_widget_new;
base_class->window_title = "Gtk+ Cairo renderer";
gst_element_class_set_metadata (gstelement_class, "Gtk Video Sink",
"Sink/Video", "A video sink that renders to a GtkWidget",
"Matthew Waters <matthew@centricular.com>");
gst_element_class_add_static_pad_template (gstelement_class,
&gst_gtk_sink_template);
}
static void
gst_gtk_sink_init (GstGtkSink * gtk_sink)
{
}

69
ext/gtk/gstgtksink.h
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@ -1,69 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GTK_SINK_H__
#define __GST_GTK_SINK_H__
#include <gtk/gtk.h>
#include <gst/gst.h>
#include <gst/video/gstvideosink.h>
#include <gst/video/video.h>
#include "gstgtkbasesink.h"
#define GST_TYPE_GTK_SINK (gst_gtk_sink_get_type())
#define GST_GTK_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GTK_SINK,GstGtkSink))
#define GST_GTK_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GTK_SINK,GstGtkSinkClass))
#define GST_IS_GTK_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GTK_SINK))
#define GST_IS_GTK_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GTK_SINK))
#define GST_GTK_SINK_CAST(obj) ((GstGtkSink*)(obj))
G_BEGIN_DECLS
typedef struct _GstGtkSink GstGtkSink;
typedef struct _GstGtkSinkClass GstGtkSinkClass;
GType gst_gtk_sink_get_type (void);
/**
* GstGtkSink:
*
* Opaque #GstGtkSink object
*/
struct _GstGtkSink
{
/* <private> */
GstGtkBaseSink parent;
};
/**
* GstGtkSinkClass:
*
* The #GstGtkSinkClass struct only contains private data
*/
struct _GstGtkSinkClass
{
/* <private> */
GstGtkBaseSinkClass object_class;
};
G_END_DECLS
#endif /* __GST_GTK_SINK_H__ */

71
ext/gtk/gstgtkutils.c
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/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
* Copyright (C) 2015 Thibault Saunier <tsaunier@gnome.org>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "gstgtkutils.h"
struct invoke_context
{
GThreadFunc func;
gpointer data;
GMutex lock;
GCond cond;
gboolean fired;
gpointer res;
};
static gboolean
gst_gtk_invoke_func (struct invoke_context *info)
{
g_mutex_lock (&info->lock);
info->res = info->func (info->data);
info->fired = TRUE;
g_cond_signal (&info->cond);
g_mutex_unlock (&info->lock);
return G_SOURCE_REMOVE;
}
gpointer
gst_gtk_invoke_on_main (GThreadFunc func, gpointer data)
{
GMainContext *main_context = g_main_context_default ();
struct invoke_context info;
g_mutex_init (&info.lock);
g_cond_init (&info.cond);
info.fired = FALSE;
info.func = func;
info.data = data;
g_main_context_invoke (main_context, (GSourceFunc) gst_gtk_invoke_func,
&info);
g_mutex_lock (&info.lock);
while (!info.fired)
g_cond_wait (&info.cond, &info.lock);
g_mutex_unlock (&info.lock);
g_mutex_clear (&info.lock);
g_cond_clear (&info.cond);
return info.res;
}

29
ext/gtk/gstgtkutils.h
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@ -1,29 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
* Copyright (C) 2015 Thibault Saunier <tsaunier@gnome.org>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GTK_UTILS_H__
#define __GST_GTK_UTILS_H__
#include <glib.h>
gpointer gst_gtk_invoke_on_main (GThreadFunc func, gpointer data);
#endif /* __GST_GTK_UTILS_H__ */

52
ext/gtk/gstplugin.c
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@ -1,52 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstgtksink.h"
#if defined(HAVE_GTK3_GL)
#include "gstgtkglsink.h"
#endif
static gboolean
plugin_init (GstPlugin * plugin)
{
if (!gst_element_register (plugin, "gtksink",
GST_RANK_NONE, GST_TYPE_GTK_SINK)) {
return FALSE;
}
#if defined(HAVE_GTK3_GL)
if (!gst_element_register (plugin, "gtkglsink",
GST_RANK_NONE, GST_TYPE_GTK_GL_SINK)) {
return FALSE;
}
#endif
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
gtk,
"Gtk+ sink",
plugin_init, PACKAGE_VERSION, GST_LICENSE, GST_PACKAGE_NAME,
GST_PACKAGE_ORIGIN)

497
ext/gtk/gtkgstbasewidget.c
View file

@ -1,497 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include "gtkgstbasewidget.h"
GST_DEBUG_CATEGORY (gst_debug_gtk_base_widget);
#define GST_CAT_DEFAULT gst_debug_gtk_base_widget
#define DEFAULT_FORCE_ASPECT_RATIO TRUE
#define DEFAULT_PAR_N 0
#define DEFAULT_PAR_D 1
#define DEFAULT_IGNORE_ALPHA TRUE
enum
{
PROP_0,
PROP_FORCE_ASPECT_RATIO,
PROP_PIXEL_ASPECT_RATIO,
PROP_IGNORE_ALPHA,
};
static void
gtk_gst_base_widget_get_preferred_width (GtkWidget * widget, gint * min,
gint * natural)
{
GtkGstBaseWidget *gst_widget = (GtkGstBaseWidget *) widget;
gint video_width = gst_widget->display_width;
if (!gst_widget->negotiated)
video_width = 10;
if (min)
*min = 1;
if (natural)
*natural = video_width;
}
static void
gtk_gst_base_widget_get_preferred_height (GtkWidget * widget, gint * min,
gint * natural)
{
GtkGstBaseWidget *gst_widget = (GtkGstBaseWidget *) widget;
gint video_height = gst_widget->display_height;
if (!gst_widget->negotiated)
video_height = 10;
if (min)
*min = 1;
if (natural)
*natural = video_height;
}
static void
gtk_gst_base_widget_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GtkGstBaseWidget *gtk_widget = GTK_GST_BASE_WIDGET (object);
switch (prop_id) {
case PROP_FORCE_ASPECT_RATIO:
gtk_widget->force_aspect_ratio = g_value_get_boolean (value);
break;
case PROP_PIXEL_ASPECT_RATIO:
gtk_widget->par_n = gst_value_get_fraction_numerator (value);
gtk_widget->par_d = gst_value_get_fraction_denominator (value);
break;
case PROP_IGNORE_ALPHA:
gtk_widget->ignore_alpha = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gtk_gst_base_widget_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GtkGstBaseWidget *gtk_widget = GTK_GST_BASE_WIDGET (object);
switch (prop_id) {
case PROP_FORCE_ASPECT_RATIO:
g_value_set_boolean (value, gtk_widget->force_aspect_ratio);
break;
case PROP_PIXEL_ASPECT_RATIO:
gst_value_set_fraction (value, gtk_widget->par_n, gtk_widget->par_d);
break;
case PROP_IGNORE_ALPHA:
g_value_set_boolean (value, gtk_widget->ignore_alpha);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
_calculate_par (GtkGstBaseWidget * widget, GstVideoInfo * info)
{
gboolean ok;
gint width, height;
gint par_n, par_d;
gint display_par_n, display_par_d;
width = GST_VIDEO_INFO_WIDTH (info);
height = GST_VIDEO_INFO_HEIGHT (info);
par_n = GST_VIDEO_INFO_PAR_N (info);
par_d = GST_VIDEO_INFO_PAR_D (info);
if (!par_n)
par_n = 1;
/* get display's PAR */
if (widget->par_n != 0 && widget->par_d != 0) {
display_par_n = widget->par_n;
display_par_d = widget->par_d;
} else {
display_par_n = 1;
display_par_d = 1;
}
ok = gst_video_calculate_display_ratio (&widget->display_ratio_num,
&widget->display_ratio_den, width, height, par_n, par_d, display_par_n,
display_par_d);
if (ok) {
GST_LOG ("PAR: %u/%u DAR:%u/%u", par_n, par_d, display_par_n,
display_par_d);
return TRUE;
}
return FALSE;
}
static void
_apply_par (GtkGstBaseWidget * widget)
{
guint display_ratio_num, display_ratio_den;
gint width, height;
width = GST_VIDEO_INFO_WIDTH (&widget->v_info);
height = GST_VIDEO_INFO_HEIGHT (&widget->v_info);
display_ratio_num = widget->display_ratio_num;
display_ratio_den = widget->display_ratio_den;
if (height % display_ratio_den == 0) {
GST_DEBUG ("keeping video height");
widget->display_width = (guint)
gst_util_uint64_scale_int (height, display_ratio_num,
display_ratio_den);
widget->display_height = height;
} else if (width % display_ratio_num == 0) {
GST_DEBUG ("keeping video width");
widget->display_width = width;
widget->display_height = (guint)
gst_util_uint64_scale_int (width, display_ratio_den, display_ratio_num);
} else {
GST_DEBUG ("approximating while keeping video height");
widget->display_width = (guint)
gst_util_uint64_scale_int (height, display_ratio_num,
display_ratio_den);
widget->display_height = height;
}
GST_DEBUG ("scaling to %dx%d", widget->display_width, widget->display_height);
}
static gboolean
_queue_draw (GtkGstBaseWidget * widget)
{
GTK_GST_BASE_WIDGET_LOCK (widget);
widget->draw_id = 0;
if (widget->pending_resize) {
widget->pending_resize = FALSE;
widget->v_info = widget->pending_v_info;
widget->negotiated = TRUE;
_apply_par (widget);
gtk_widget_queue_resize (GTK_WIDGET (widget));
} else {
gtk_widget_queue_draw (GTK_WIDGET (widget));
}
GTK_GST_BASE_WIDGET_UNLOCK (widget);
return G_SOURCE_REMOVE;
}
static const gchar *
_gdk_key_to_navigation_string (guint keyval)
{
/* TODO: expand */
switch (keyval) {
#define KEY(key) case GDK_KEY_ ## key: return G_STRINGIFY(key)
KEY (Up);
KEY (Down);
KEY (Left);
KEY (Right);
KEY (Home);
KEY (End);
#undef KEY
default:
return NULL;
}
}
static gboolean
gtk_gst_base_widget_key_event (GtkWidget * widget, GdkEventKey * event)
{
GtkGstBaseWidget *base_widget = GTK_GST_BASE_WIDGET (widget);
GstElement *element;
if ((element = g_weak_ref_get (&base_widget->element))) {
if (GST_IS_NAVIGATION (element)) {
const gchar *str = _gdk_key_to_navigation_string (event->keyval);
const gchar *key_type =
event->type == GDK_KEY_PRESS ? "key-press" : "key-release";
if (!str)
str = event->string;
gst_navigation_send_key_event (GST_NAVIGATION (element), key_type, str);
}
g_object_unref (element);
}
return FALSE;
}
static void
_fit_stream_to_allocated_size (GtkGstBaseWidget * base_widget,
GtkAllocation * allocation, GstVideoRectangle * result)
{
if (base_widget->force_aspect_ratio) {
GstVideoRectangle src, dst;
src.x = 0;
src.y = 0;
src.w = base_widget->display_width;
src.h = base_widget->display_height;
dst.x = 0;
dst.y = 0;
dst.w = allocation->width;
dst.h = allocation->height;
gst_video_sink_center_rect (src, dst, result, TRUE);
} else {
result->x = 0;
result->y = 0;
result->w = allocation->width;
result->h = allocation->height;
}
}
static void
_display_size_to_stream_size (GtkGstBaseWidget * base_widget, gdouble x,
gdouble y, gdouble * stream_x, gdouble * stream_y)
{
gdouble stream_width, stream_height;
GtkAllocation allocation;
GstVideoRectangle result;
gtk_widget_get_allocation (GTK_WIDGET (base_widget), &allocation);
_fit_stream_to_allocated_size (base_widget, &allocation, &result);
stream_width = (gdouble) GST_VIDEO_INFO_WIDTH (&base_widget->v_info);
stream_height = (gdouble) GST_VIDEO_INFO_HEIGHT (&base_widget->v_info);
/* from display coordinates to stream coordinates */
if (result.w > 0)
*stream_x = (x - result.x) / result.w * stream_width;
else
*stream_x = 0.;
/* clip to stream size */
if (*stream_x < 0.)
*stream_x = 0.;
if (*stream_x > GST_VIDEO_INFO_WIDTH (&base_widget->v_info))
*stream_x = GST_VIDEO_INFO_WIDTH (&base_widget->v_info);
/* same for y-axis */
if (result.h > 0)
*stream_y = (y - result.y) / result.h * stream_height;
else
*stream_y = 0.;
if (*stream_y < 0.)
*stream_y = 0.;
if (*stream_y > GST_VIDEO_INFO_HEIGHT (&base_widget->v_info))
*stream_y = GST_VIDEO_INFO_HEIGHT (&base_widget->v_info);
GST_TRACE ("transform %fx%f into %fx%f", x, y, *stream_x, *stream_y);
}
static gboolean
gtk_gst_base_widget_button_event (GtkWidget * widget, GdkEventButton * event)
{
GtkGstBaseWidget *base_widget = GTK_GST_BASE_WIDGET (widget);
GstElement *element;
if ((element = g_weak_ref_get (&base_widget->element))) {
if (GST_IS_NAVIGATION (element)) {
const gchar *key_type =
event->type ==
GDK_BUTTON_PRESS ? "mouse-button-press" : "mouse-button-release";
gdouble x, y;
_display_size_to_stream_size (base_widget, event->x, event->y, &x, &y);
gst_navigation_send_mouse_event (GST_NAVIGATION (element), key_type,
event->button, x, y);
}
g_object_unref (element);
}
return FALSE;
}
static gboolean
gtk_gst_base_widget_motion_event (GtkWidget * widget, GdkEventMotion * event)
{
GtkGstBaseWidget *base_widget = GTK_GST_BASE_WIDGET (widget);
GstElement *element;
if ((element = g_weak_ref_get (&base_widget->element))) {
if (GST_IS_NAVIGATION (element)) {
gdouble x, y;
_display_size_to_stream_size (base_widget, event->x, event->y, &x, &y);
gst_navigation_send_mouse_event (GST_NAVIGATION (element), "mouse-move",
0, x, y);
}
g_object_unref (element);
}
return FALSE;
}
void
gtk_gst_base_widget_class_init (GtkGstBaseWidgetClass * klass)
{
GObjectClass *gobject_klass = (GObjectClass *) klass;
GtkWidgetClass *widget_klass = (GtkWidgetClass *) klass;
gobject_klass->set_property = gtk_gst_base_widget_set_property;
gobject_klass->get_property = gtk_gst_base_widget_get_property;
g_object_class_install_property (gobject_klass, PROP_FORCE_ASPECT_RATIO,
g_param_spec_boolean ("force-aspect-ratio",
"Force aspect ratio",
"When enabled, scaling will respect original aspect ratio",
DEFAULT_FORCE_ASPECT_RATIO,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_klass, PROP_PIXEL_ASPECT_RATIO,
gst_param_spec_fraction ("pixel-aspect-ratio", "Pixel Aspect Ratio",
"The pixel aspect ratio of the device", DEFAULT_PAR_N, DEFAULT_PAR_D,
G_MAXINT, 1, 1, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_klass, PROP_IGNORE_ALPHA,
g_param_spec_boolean ("ignore-alpha", "Ignore Alpha",
"When enabled, alpha will be ignored and converted to black",
DEFAULT_IGNORE_ALPHA, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
widget_klass->get_preferred_width = gtk_gst_base_widget_get_preferred_width;
widget_klass->get_preferred_height = gtk_gst_base_widget_get_preferred_height;
widget_klass->key_press_event = gtk_gst_base_widget_key_event;
widget_klass->key_release_event = gtk_gst_base_widget_key_event;
widget_klass->button_press_event = gtk_gst_base_widget_button_event;
widget_klass->button_release_event = gtk_gst_base_widget_button_event;
widget_klass->motion_notify_event = gtk_gst_base_widget_motion_event;
GST_DEBUG_CATEGORY_INIT (gst_debug_gtk_base_widget, "gtkbasewidget", 0,
"Gtk Video Base Widget");
}
void
gtk_gst_base_widget_init (GtkGstBaseWidget * widget)
{
int event_mask;
widget->force_aspect_ratio = DEFAULT_FORCE_ASPECT_RATIO;
widget->par_n = DEFAULT_PAR_N;
widget->par_d = DEFAULT_PAR_D;
widget->ignore_alpha = DEFAULT_IGNORE_ALPHA;
gst_video_info_init (&widget->v_info);
gst_video_info_init (&widget->pending_v_info);
g_weak_ref_init (&widget->element, NULL);
g_mutex_init (&widget->lock);
gtk_widget_set_can_focus (GTK_WIDGET (widget), TRUE);
event_mask = gtk_widget_get_events (GTK_WIDGET (widget));
event_mask |= GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
| GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
| GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK;
gtk_widget_set_events (GTK_WIDGET (widget), event_mask);
}
void
gtk_gst_base_widget_finalize (GObject * object)
{
GtkGstBaseWidget *widget = GTK_GST_BASE_WIDGET (object);
gst_buffer_replace (&widget->pending_buffer, NULL);
gst_buffer_replace (&widget->buffer, NULL);
g_mutex_clear (&widget->lock);
g_weak_ref_clear (&widget->element);
if (widget->draw_id)
g_source_remove (widget->draw_id);
}
void
gtk_gst_base_widget_set_element (GtkGstBaseWidget * widget,
GstElement * element)
{
g_weak_ref_set (&widget->element, element);
}
gboolean
gtk_gst_base_widget_set_format (GtkGstBaseWidget * widget,
GstVideoInfo * v_info)
{
GTK_GST_BASE_WIDGET_LOCK (widget);
if (gst_video_info_is_equal (&widget->pending_v_info, v_info)) {
GTK_GST_BASE_WIDGET_UNLOCK (widget);
return TRUE;
}
if (!_calculate_par (widget, v_info)) {
GTK_GST_BASE_WIDGET_UNLOCK (widget);
return FALSE;
}
widget->pending_resize = TRUE;
widget->pending_v_info = *v_info;
GTK_GST_BASE_WIDGET_UNLOCK (widget);
return TRUE;
}
void
gtk_gst_base_widget_set_buffer (GtkGstBaseWidget * widget, GstBuffer * buffer)
{
/* As we have no type, this is better then no check */
g_return_if_fail (GTK_IS_WIDGET (widget));
GTK_GST_BASE_WIDGET_LOCK (widget);
gst_buffer_replace (&widget->pending_buffer, buffer);
if (!widget->draw_id) {
widget->draw_id = g_idle_add_full (G_PRIORITY_DEFAULT,
(GSourceFunc) _queue_draw, widget, NULL);
}
GTK_GST_BASE_WIDGET_UNLOCK (widget);
}

97
ext/gtk/gtkgstbasewidget.h
View file

@ -1,97 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GTK_GST_BASE_WIDGET_H__
#define __GTK_GST_BASE_WIDGET_H__
#include <gtk/gtk.h>
#include <gst/gst.h>
#include <gst/video/video.h>
#define GTK_GST_BASE_WIDGET(w) ((GtkGstBaseWidget *)(w))
#define GTK_GST_BASE_WIDGET_CLASS(k) ((GtkGstBaseWidgetClass *)(k))
#define GTK_GST_BASE_WIDGET_LOCK(w) g_mutex_lock(&((GtkGstBaseWidget*)(w))->lock)
#define GTK_GST_BASE_WIDGET_UNLOCK(w) g_mutex_unlock(&((GtkGstBaseWidget*)(w))->lock)
G_BEGIN_DECLS
typedef struct _GtkGstBaseWidget GtkGstBaseWidget;
typedef struct _GtkGstBaseWidgetClass GtkGstBaseWidgetClass;
struct _GtkGstBaseWidget
{
union {
GtkDrawingArea drawing_area;
#if GTK_CHECK_VERSION(3, 15, 0)
GtkGLArea gl_area;
#endif
} parent;
/* properties */
gboolean force_aspect_ratio;
gint par_n, par_d;
gboolean ignore_alpha;
gint display_width;
gint display_height;
gboolean negotiated;
GstBuffer *pending_buffer;
GstBuffer *buffer;
GstVideoInfo v_info;
/* resize */
gboolean pending_resize;
GstVideoInfo pending_v_info;
guint display_ratio_num;
guint display_ratio_den;
/*< private >*/
GMutex lock;
GWeakRef element;
/* Pending draw idles callback */
guint draw_id;
};
struct _GtkGstBaseWidgetClass
{
union {
GtkDrawingAreaClass drawing_area_class;
#if GTK_CHECK_VERSION(3, 15, 0)
GtkGLAreaClass gl_area_class;
#endif
} parent_class;
};
/* For implementer */
void gtk_gst_base_widget_class_init (GtkGstBaseWidgetClass * klass);
void gtk_gst_base_widget_init (GtkGstBaseWidget * widget);
void gtk_gst_base_widget_finalize (GObject * object);
/* API */
gboolean gtk_gst_base_widget_set_format (GtkGstBaseWidget * widget, GstVideoInfo * v_info);
void gtk_gst_base_widget_set_buffer (GtkGstBaseWidget * widget, GstBuffer * buffer);
void gtk_gst_base_widget_set_element (GtkGstBaseWidget * widget, GstElement * element);
G_END_DECLS
#endif /* __GTK_GST_BASE_WIDGET_H__ */

558
ext/gtk/gtkgstglwidget.c
View file

@ -1,558 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include "gtkgstglwidget.h"
#include "gstgtkutils.h"
#include <gst/gl/gstglfuncs.h>
#include <gst/video/video.h>
#if GST_GL_HAVE_WINDOW_X11 && GST_GL_HAVE_PLATFORM_GLX && defined (GDK_WINDOWING_X11)
#include <gdk/gdkx.h>
#include <gst/gl/x11/gstgldisplay_x11.h>
#endif
#if GST_GL_HAVE_WINDOW_WAYLAND && GST_GL_HAVE_PLATFORM_EGL && defined (GDK_WINDOWING_WAYLAND)
#include <gdk/gdkwayland.h>
#include <gst/gl/wayland/gstgldisplay_wayland.h>
#endif
/**
* SECTION:gtkgstglwidget
* @title: GtkGstGlWidget
* @short_description: a #GtkGLArea that renders GStreamer video #GstBuffers
* @see_also: #GtkGLArea, #GstBuffer
*
* #GtkGstGLWidget is an #GtkWidget that renders GStreamer video buffers.
*/
#define GST_CAT_DEFAULT gtk_gst_gl_widget_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
G_DEFINE_TYPE_WITH_CODE (GtkGstGLWidget, gtk_gst_gl_widget, GTK_TYPE_GL_AREA,
GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "gtkgstglwidget", 0,
"Gtk Gst GL Widget"););
#define GTK_GST_GL_WIDGET_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), \
GTK_TYPE_GST_GL_WIDGET, GtkGstGLWidgetPrivate))
struct _GtkGstGLWidgetPrivate
{
gboolean initted;
GstGLDisplay *display;
GdkGLContext *gdk_context;
GstGLContext *other_context;
GstGLContext *context;
GstGLUpload *upload;
GstGLShader *shader;
GLuint vao;
GLuint vertex_buffer;
GLint attr_position;
GLint attr_texture;
GLuint current_tex;
GstGLOverlayCompositor *overlay_compositor;
};
static const GLfloat vertices[] = {
1.0f, 1.0f, 0.0f, 1.0f, 0.0f,
-1.0f, 1.0f, 0.0f, 0.0f, 0.0f,
-1.0f, -1.0f, 0.0f, 0.0f, 1.0f,
1.0f, -1.0f, 0.0f, 1.0f, 1.0f
};
static void
gtk_gst_gl_widget_bind_buffer (GtkGstGLWidget * gst_widget)
{
GtkGstGLWidgetPrivate *priv = gst_widget->priv;
const GstGLFuncs *gl = priv->context->gl_vtable;
gl->BindBuffer (GL_ARRAY_BUFFER, priv->vertex_buffer);
/* Load the vertex position */
gl->VertexAttribPointer (priv->attr_position, 3, GL_FLOAT, GL_FALSE,
5 * sizeof (GLfloat), (void *) 0);
/* Load the texture coordinate */
gl->VertexAttribPointer (priv->attr_texture, 2, GL_FLOAT, GL_FALSE,
5 * sizeof (GLfloat), (void *) (3 * sizeof (GLfloat)));
gl->EnableVertexAttribArray (priv->attr_position);
gl->EnableVertexAttribArray (priv->attr_texture);
}
static void
gtk_gst_gl_widget_unbind_buffer (GtkGstGLWidget * gst_widget)
{
GtkGstGLWidgetPrivate *priv = gst_widget->priv;
const GstGLFuncs *gl = priv->context->gl_vtable;
gl->BindBuffer (GL_ARRAY_BUFFER, 0);
gl->DisableVertexAttribArray (priv->attr_position);
gl->DisableVertexAttribArray (priv->attr_texture);
}
static void
gtk_gst_gl_widget_init_redisplay (GtkGstGLWidget * gst_widget)
{
GtkGstGLWidgetPrivate *priv = gst_widget->priv;
const GstGLFuncs *gl = priv->context->gl_vtable;
GError *error = NULL;
gst_gl_insert_debug_marker (priv->other_context, "initializing redisplay");
if (!(priv->shader = gst_gl_shader_new_default (priv->context, &error))) {
GST_ERROR ("Failed to initialize shader: %s", error->message);
return;
}
priv->attr_position =
gst_gl_shader_get_attribute_location (priv->shader, "a_position");
priv->attr_texture =
gst_gl_shader_get_attribute_location (priv->shader, "a_texcoord");
if (gl->GenVertexArrays) {
gl->GenVertexArrays (1, &priv->vao);
gl->BindVertexArray (priv->vao);
}
gl->GenBuffers (1, &priv->vertex_buffer);
gl->BindBuffer (GL_ARRAY_BUFFER, priv->vertex_buffer);
gl->BufferData (GL_ARRAY_BUFFER, 4 * 5 * sizeof (GLfloat), vertices,
GL_STATIC_DRAW);
if (gl->GenVertexArrays) {
gtk_gst_gl_widget_bind_buffer (gst_widget);
gl->BindVertexArray (0);
}
gl->BindBuffer (GL_ARRAY_BUFFER, 0);
priv->overlay_compositor =
gst_gl_overlay_compositor_new (priv->other_context);
priv->initted = TRUE;
}
static void
_redraw_texture (GtkGstGLWidget * gst_widget, guint tex)
{
GtkGstGLWidgetPrivate *priv = gst_widget->priv;
const GstGLFuncs *gl = priv->context->gl_vtable;
const GLushort indices[] = { 0, 1, 2, 0, 2, 3 };
if (gst_widget->base.force_aspect_ratio) {
GstVideoRectangle src, dst, result;
gint widget_width, widget_height, widget_scale;
gl->ClearColor (0.0, 0.0, 0.0, 0.0);
gl->Clear (GL_COLOR_BUFFER_BIT);
widget_scale = gtk_widget_get_scale_factor ((GtkWidget *) gst_widget);
widget_width = gtk_widget_get_allocated_width ((GtkWidget *) gst_widget);
widget_height = gtk_widget_get_allocated_height ((GtkWidget *) gst_widget);
src.x = 0;
src.y = 0;
src.w = gst_widget->base.display_width;
src.h = gst_widget->base.display_height;
dst.x = 0;
dst.y = 0;
dst.w = widget_width * widget_scale;
dst.h = widget_height * widget_scale;
gst_video_sink_center_rect (src, dst, &result, TRUE);
gl->Viewport (result.x, result.y, result.w, result.h);
}
gst_gl_shader_use (priv->shader);
if (gl->BindVertexArray)
gl->BindVertexArray (priv->vao);
gtk_gst_gl_widget_bind_buffer (gst_widget);
gl->ActiveTexture (GL_TEXTURE0);
gl->BindTexture (GL_TEXTURE_2D, tex);
gst_gl_shader_set_uniform_1i (priv->shader, "tex", 0);
gl->DrawElements (GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, indices);
if (gl->BindVertexArray)
gl->BindVertexArray (0);
gtk_gst_gl_widget_unbind_buffer (gst_widget);
gl->BindTexture (GL_TEXTURE_2D, 0);
}
static inline void
_draw_black (GstGLContext * context)
{
const GstGLFuncs *gl = context->gl_vtable;
gst_gl_insert_debug_marker (context, "no buffer. rendering black");
gl->ClearColor (0.0, 0.0, 0.0, 0.0);
gl->Clear (GL_COLOR_BUFFER_BIT);
}
static gboolean
gtk_gst_gl_widget_render (GtkGLArea * widget, GdkGLContext * context)
{
GtkGstGLWidgetPrivate *priv = GTK_GST_GL_WIDGET (widget)->priv;
GtkGstBaseWidget *base_widget = GTK_GST_BASE_WIDGET (widget);
GTK_GST_BASE_WIDGET_LOCK (widget);
if (!priv->context || !priv->other_context)
goto done;
gst_gl_context_activate (priv->other_context, TRUE);
if (!priv->initted)
gtk_gst_gl_widget_init_redisplay (GTK_GST_GL_WIDGET (widget));
if (!priv->initted || !base_widget->negotiated) {
_draw_black (priv->other_context);
goto done;
}
/* Upload latest buffer */
if (base_widget->pending_buffer) {
GstBuffer *buffer = base_widget->pending_buffer;
GstVideoFrame gl_frame;
GstGLSyncMeta *sync_meta;
if (!gst_video_frame_map (&gl_frame, &base_widget->v_info, buffer,
GST_MAP_READ | GST_MAP_GL)) {
_draw_black (priv->other_context);
goto done;
}
priv->current_tex = *(guint *) gl_frame.data[0];
gst_gl_insert_debug_marker (priv->other_context, "redrawing texture %u",
priv->current_tex);
gst_gl_overlay_compositor_upload_overlays (priv->overlay_compositor,
buffer);
sync_meta = gst_buffer_get_gl_sync_meta (buffer);
if (sync_meta) {
/* XXX: the set_sync() seems to be needed for resizing */
gst_gl_sync_meta_set_sync_point (sync_meta, priv->context);
gst_gl_sync_meta_wait (sync_meta, priv->other_context);
}
gst_video_frame_unmap (&gl_frame);
if (base_widget->buffer)
gst_buffer_unref (base_widget->buffer);
/* Keep the buffer to ensure current_tex stay valid */
base_widget->buffer = buffer;
base_widget->pending_buffer = NULL;
}
GST_DEBUG ("rendering buffer %p with gdk context %p",
base_widget->buffer, context);
_redraw_texture (GTK_GST_GL_WIDGET (widget), priv->current_tex);
gst_gl_overlay_compositor_draw_overlays (priv->overlay_compositor);
gst_gl_insert_debug_marker (priv->other_context, "texture %u redrawn",
priv->current_tex);
done:
if (priv->other_context)
gst_gl_context_activate (priv->other_context, FALSE);
GTK_GST_BASE_WIDGET_UNLOCK (widget);
return FALSE;
}
static void
_reset_gl (GtkGstGLWidget * gst_widget)
{
GtkGstGLWidgetPrivate *priv = gst_widget->priv;
const GstGLFuncs *gl = priv->other_context->gl_vtable;
if (!priv->gdk_context)
priv->gdk_context = gtk_gl_area_get_context (GTK_GL_AREA (gst_widget));
if (priv->gdk_context == NULL)
return;
gdk_gl_context_make_current (priv->gdk_context);
gst_gl_context_activate (priv->other_context, TRUE);
if (priv->vao) {
gl->DeleteVertexArrays (1, &priv->vao);
priv->vao = 0;
}
if (priv->vertex_buffer) {
gl->DeleteBuffers (1, &priv->vertex_buffer);
priv->vertex_buffer = 0;
}
if (priv->upload) {
gst_object_unref (priv->upload);
priv->upload = NULL;
}
if (priv->shader) {
gst_object_unref (priv->shader);
priv->shader = NULL;
}
if (priv->overlay_compositor)
gst_object_unref (priv->overlay_compositor);
gst_gl_context_activate (priv->other_context, FALSE);
gst_object_unref (priv->other_context);
priv->other_context = NULL;
gdk_gl_context_clear_current ();
g_object_unref (priv->gdk_context);
priv->gdk_context = NULL;
}
static void
gtk_gst_gl_widget_finalize (GObject * object)
{
GtkGstGLWidgetPrivate *priv = GTK_GST_GL_WIDGET (object)->priv;
GtkGstBaseWidget *base_widget = GTK_GST_BASE_WIDGET (object);
if (priv->other_context)
gst_gtk_invoke_on_main ((GThreadFunc) _reset_gl, base_widget);
if (priv->context)
gst_object_unref (priv->context);
if (priv->display)
gst_object_unref (priv->display);
gtk_gst_base_widget_finalize (object);
G_OBJECT_CLASS (gtk_gst_gl_widget_parent_class)->finalize (object);
}
static void
gtk_gst_gl_widget_class_init (GtkGstGLWidgetClass * klass)
{
GObjectClass *gobject_klass = (GObjectClass *) klass;
GtkGLAreaClass *gl_widget_klass = (GtkGLAreaClass *) klass;
g_type_class_add_private (klass, sizeof (GtkGstGLWidgetPrivate));
gtk_gst_base_widget_class_init (GTK_GST_BASE_WIDGET_CLASS (klass));
gobject_klass->finalize = gtk_gst_gl_widget_finalize;
gl_widget_klass->render = gtk_gst_gl_widget_render;
}
static void
gtk_gst_gl_widget_init (GtkGstGLWidget * gst_widget)
{
GtkGstBaseWidget *base_widget = GTK_GST_BASE_WIDGET (gst_widget);
GdkDisplay *display;
GtkGstGLWidgetPrivate *priv;
gtk_gst_base_widget_init (base_widget);
gst_widget->priv = priv = GTK_GST_GL_WIDGET_GET_PRIVATE (gst_widget);
display = gdk_display_get_default ();
#if GST_GL_HAVE_WINDOW_X11 && GST_GL_HAVE_PLATFORM_GLX && defined (GDK_WINDOWING_X11)
if (GDK_IS_X11_DISPLAY (display))
priv->display = (GstGLDisplay *)
gst_gl_display_x11_new_with_display (gdk_x11_display_get_xdisplay
(display));
#endif
#if GST_GL_HAVE_WINDOW_WAYLAND && GST_GL_HAVE_PLATFORM_EGL && defined (GDK_WINDOWING_WAYLAND)
if (GDK_IS_WAYLAND_DISPLAY (display)) {
struct wl_display *wayland_display =
gdk_wayland_display_get_wl_display (display);
priv->display = (GstGLDisplay *)
gst_gl_display_wayland_new_with_display (wayland_display);
}
#endif
(void) display;
if (!priv->display)
priv->display = gst_gl_display_new ();
gtk_gl_area_set_has_alpha (GTK_GL_AREA (gst_widget),
!base_widget->ignore_alpha);
}
static void
_get_gl_context (GtkGstGLWidget * gst_widget)
{
GtkGstGLWidgetPrivate *priv = gst_widget->priv;
GstGLPlatform platform;
GstGLAPI gl_api;
guintptr gl_handle;
gtk_widget_realize (GTK_WIDGET (gst_widget));
if (priv->other_context)
gst_object_unref (priv->other_context);
priv->other_context = NULL;
if (priv->gdk_context)
g_object_unref (priv->gdk_context);
priv->gdk_context = gtk_gl_area_get_context (GTK_GL_AREA (gst_widget));
if (priv->gdk_context == NULL) {
GError *error = gtk_gl_area_get_error (GTK_GL_AREA (gst_widget));
GST_ERROR_OBJECT (gst_widget, "Error creating GdkGLContext : %s",
error ? error->message : "No error set by Gdk");
g_clear_error (&error);
return;
}
g_object_ref (priv->gdk_context);
gdk_gl_context_make_current (priv->gdk_context);
#if GST_GL_HAVE_WINDOW_X11 && GST_GL_HAVE_PLATFORM_GLX && defined (GDK_WINDOWING_X11)
if (GST_IS_GL_DISPLAY_X11 (priv->display)) {
platform = GST_GL_PLATFORM_GLX;
gl_api = gst_gl_context_get_current_gl_api (platform, NULL, NULL);
gl_handle = gst_gl_context_get_current_gl_context (platform);
if (gl_handle)
priv->other_context =
gst_gl_context_new_wrapped (priv->display, gl_handle,
platform, gl_api);
}
#endif
#if GST_GL_HAVE_WINDOW_WAYLAND && GST_GL_HAVE_PLATFORM_EGL && defined (GDK_WINDOWING_WAYLAND)
if (GST_IS_GL_DISPLAY_WAYLAND (priv->display)) {
platform = GST_GL_PLATFORM_EGL;
gl_api = gst_gl_context_get_current_gl_api (platform, NULL, NULL);
gl_handle = gst_gl_context_get_current_gl_context (platform);
if (gl_handle)
priv->other_context =
gst_gl_context_new_wrapped (priv->display, gl_handle,
platform, gl_api);
}
#endif
(void) platform;
(void) gl_api;
(void) gl_handle;
if (priv->other_context) {
GError *error = NULL;
gst_gl_context_activate (priv->other_context, TRUE);
if (!gst_gl_context_fill_info (priv->other_context, &error)) {
GST_ERROR ("failed to retrieve gdk context info: %s", error->message);
g_clear_error (&error);
g_object_unref (priv->other_context);
priv->other_context = NULL;
} else {
gst_gl_context_activate (priv->other_context, FALSE);
}
}
}
GtkWidget *
gtk_gst_gl_widget_new (void)
{
return (GtkWidget *) g_object_new (GTK_TYPE_GST_GL_WIDGET, NULL);
}
gboolean
gtk_gst_gl_widget_init_winsys (GtkGstGLWidget * gst_widget)
{
GtkGstGLWidgetPrivate *priv = gst_widget->priv;
GError *error = NULL;
g_return_val_if_fail (GTK_IS_GST_GL_WIDGET (gst_widget), FALSE);
g_return_val_if_fail (priv->display != NULL, FALSE);
GTK_GST_BASE_WIDGET_LOCK (gst_widget);
if (priv->display && priv->gdk_context && priv->other_context) {
GTK_GST_BASE_WIDGET_UNLOCK (gst_widget);
return TRUE;
}
if (!priv->other_context) {
GTK_GST_BASE_WIDGET_UNLOCK (gst_widget);
gst_gtk_invoke_on_main ((GThreadFunc) _get_gl_context, gst_widget);
GTK_GST_BASE_WIDGET_LOCK (gst_widget);
}
if (!GST_IS_GL_CONTEXT (priv->other_context)) {
GTK_GST_BASE_WIDGET_UNLOCK (gst_widget);
return FALSE;
}
GST_OBJECT_LOCK (priv->display);
if (!gst_gl_display_create_context (priv->display, priv->other_context,
&priv->context, &error)) {
g_clear_error (&error);
GST_OBJECT_UNLOCK (priv->display);
GTK_GST_BASE_WIDGET_UNLOCK (gst_widget);
return FALSE;
}
gst_gl_display_add_context (priv->display, priv->context);
GST_OBJECT_UNLOCK (priv->display);
GTK_GST_BASE_WIDGET_UNLOCK (gst_widget);
return TRUE;
}
GstGLContext *
gtk_gst_gl_widget_get_gtk_context (GtkGstGLWidget * gst_widget)
{
if (!gst_widget->priv->other_context)
return NULL;
return gst_object_ref (gst_widget->priv->other_context);
}
GstGLContext *
gtk_gst_gl_widget_get_context (GtkGstGLWidget * gst_widget)
{
if (!gst_widget->priv->context)
return NULL;
return gst_object_ref (gst_widget->priv->context);
}
GstGLDisplay *
gtk_gst_gl_widget_get_display (GtkGstGLWidget * gst_widget)
{
if (!gst_widget->priv->display)
return NULL;
return gst_object_ref (gst_widget->priv->display);
}

77
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@ -1,77 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GTK_GST_GL_WIDGET_H__
#define __GTK_GST_GL_WIDGET_H__
#include <gtk/gtk.h>
#include <gst/gst.h>
#include <gst/gl/gl.h>
#include "gtkgstbasewidget.h"
G_BEGIN_DECLS
GType gtk_gst_gl_widget_get_type (void);
#define GTK_TYPE_GST_GL_WIDGET (gtk_gst_gl_widget_get_type())
#define GTK_GST_GL_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GTK_TYPE_GST_GL_WIDGET,GtkGstGLWidget))
#define GTK_GST_GL_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GTK_TYPE_GST_GL_WIDGET,GtkGstGLWidgetClass))
#define GTK_IS_GST_GL_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GTK_TYPE_GST_GL_WIDGET))
#define GTK_IS_GST_GL_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GTK_TYPE_GST_GL_WIDGET))
#define GTK_GST_GL_WIDGET_CAST(obj) ((GtkGstGLWidget*)(obj))
typedef struct _GtkGstGLWidget GtkGstGLWidget;
typedef struct _GtkGstGLWidgetClass GtkGstGLWidgetClass;
typedef struct _GtkGstGLWidgetPrivate GtkGstGLWidgetPrivate;
/**
* GtkGstGLWidget:
*
* Opaque #GtkGstGLWidget object
*/
struct _GtkGstGLWidget
{
/* <private> */
GtkGstBaseWidget base;
GtkGstGLWidgetPrivate *priv;
};
/**
* GtkGstGLWidgetClass:
*
* The #GtkGstGLWidgetClass struct only contains private data
*/
struct _GtkGstGLWidgetClass
{
/* <private> */
GtkGstBaseWidgetClass base_class;
};
GtkWidget * gtk_gst_gl_widget_new (void);
gboolean gtk_gst_gl_widget_init_winsys (GtkGstGLWidget * widget);
GstGLDisplay * gtk_gst_gl_widget_get_display (GtkGstGLWidget * widget);
GstGLContext * gtk_gst_gl_widget_get_context (GtkGstGLWidget * widget);
GstGLContext * gtk_gst_gl_widget_get_gtk_context (GtkGstGLWidget * widget);
G_END_DECLS
#endif /* __GTK_GST_GL_WIDGET_H__ */

191
ext/gtk/gtkgstwidget.c
View file

@ -1,191 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include "gtkgstwidget.h"
#include <gst/video/video.h>
/**
* SECTION:gtkgstwidget
* @title: GtkGstWidget
* @short_description: a #GtkWidget that renders GStreamer video #GstBuffers
* @see_also: #GtkDrawingArea, #GstBuffer
*
* #GtkGstWidget is an #GtkWidget that renders GStreamer video buffers.
*/
G_DEFINE_TYPE (GtkGstWidget, gtk_gst_widget, GTK_TYPE_DRAWING_AREA);
static gboolean
gtk_gst_widget_draw (GtkWidget * widget, cairo_t * cr)
{
GtkGstBaseWidget *gst_widget = (GtkGstBaseWidget *) widget;
guint widget_width, widget_height;
cairo_surface_t *surface;
GstVideoFrame frame;
widget_width = gtk_widget_get_allocated_width (widget);
widget_height = gtk_widget_get_allocated_height (widget);
GTK_GST_BASE_WIDGET_LOCK (gst_widget);
/* There is not much to optimize in term of redisplay, so simply swap the
* pending_buffer with the active buffer */
if (gst_widget->pending_buffer) {
if (gst_widget->buffer)
gst_buffer_unref (gst_widget->buffer);
gst_widget->buffer = gst_widget->pending_buffer;
gst_widget->pending_buffer = NULL;
}
/* failed to map the video frame */
if (gst_widget->negotiated && gst_widget->buffer
&& gst_video_frame_map (&frame, &gst_widget->v_info,
gst_widget->buffer, GST_MAP_READ)) {
gdouble scale_x = (gdouble) widget_width / gst_widget->display_width;
gdouble scale_y = (gdouble) widget_height / gst_widget->display_height;
GstVideoRectangle result;
cairo_format_t format;
gst_widget->v_info = frame.info;
if (frame.info.finfo->format == GST_VIDEO_FORMAT_ARGB ||
frame.info.finfo->format == GST_VIDEO_FORMAT_BGRA) {
format = CAIRO_FORMAT_ARGB32;
} else {
format = CAIRO_FORMAT_RGB24;
}
surface = cairo_image_surface_create_for_data (frame.data[0],
format, frame.info.width, frame.info.height, frame.info.stride[0]);
if (gst_widget->force_aspect_ratio) {
GstVideoRectangle src, dst;
src.x = 0;
src.y = 0;
src.w = gst_widget->display_width;
src.h = gst_widget->display_height;
dst.x = 0;
dst.y = 0;
dst.w = widget_width;
dst.h = widget_height;
gst_video_sink_center_rect (src, dst, &result, TRUE);
scale_x = scale_y = MIN (scale_x, scale_y);
} else {
result.x = 0;
result.y = 0;
result.w = widget_width;
result.h = widget_height;
}
if (gst_widget->ignore_alpha) {
GdkRGBA color = { 0.0, 0.0, 0.0, 1.0 };
gdk_cairo_set_source_rgba (cr, &color);
if (result.x > 0) {
cairo_rectangle (cr, 0, 0, result.x, widget_height);
cairo_fill (cr);
}
if (result.y > 0) {
cairo_rectangle (cr, 0, 0, widget_width, result.y);
cairo_fill (cr);
}
if (result.w < widget_width) {
cairo_rectangle (cr, result.x + result.w, 0, widget_width - result.w,
widget_height);
cairo_fill (cr);
}
if (result.h < widget_height) {
cairo_rectangle (cr, 0, result.y + result.h, widget_width,
widget_height - result.h);
cairo_fill (cr);
}
}
scale_x *= (gdouble) gst_widget->display_width / (gdouble) frame.info.width;
scale_y *=
(gdouble) gst_widget->display_height / (gdouble) frame.info.height;
cairo_translate (cr, result.x, result.y);
cairo_scale (cr, scale_x, scale_y);
cairo_rectangle (cr, 0, 0, result.w, result.h);
cairo_set_source_surface (cr, surface, 0, 0);
cairo_paint (cr);
cairo_surface_destroy (surface);
gst_video_frame_unmap (&frame);
} else {
GdkRGBA color;
if (gst_widget->ignore_alpha) {
color.red = color.blue = color.green = 0.0;
color.alpha = 1.0;
} else {
gtk_style_context_get_color (gtk_widget_get_style_context (widget),
GTK_STATE_FLAG_NORMAL, &color);
}
gdk_cairo_set_source_rgba (cr, &color);
cairo_rectangle (cr, 0, 0, widget_width, widget_height);
cairo_fill (cr);
}
GTK_GST_BASE_WIDGET_UNLOCK (gst_widget);
return FALSE;
}
static void
gtk_gst_widget_finalize (GObject * object)
{
gtk_gst_base_widget_finalize (object);
G_OBJECT_CLASS (gtk_gst_widget_parent_class)->finalize (object);
}
static void
gtk_gst_widget_class_init (GtkGstWidgetClass * klass)
{
GObjectClass *gobject_klass = (GObjectClass *) klass;
GtkWidgetClass *widget_klass = (GtkWidgetClass *) klass;
gtk_gst_base_widget_class_init (GTK_GST_BASE_WIDGET_CLASS (klass));
gobject_klass->finalize = gtk_gst_widget_finalize;
widget_klass->draw = gtk_gst_widget_draw;
}
static void
gtk_gst_widget_init (GtkGstWidget * widget)
{
gtk_gst_base_widget_init (GTK_GST_BASE_WIDGET (widget));
}
GtkWidget *
gtk_gst_widget_new (void)
{
return (GtkWidget *) g_object_new (GTK_TYPE_GST_WIDGET, NULL);
}

68
ext/gtk/gtkgstwidget.h
View file

@ -1,68 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GTK_GST_WIDGET_H__
#define __GTK_GST_WIDGET_H__
#include <gtk/gtk.h>
#include <gst/gst.h>
#include "gtkgstbasewidget.h"
G_BEGIN_DECLS
GType gtk_gst_widget_get_type (void);
#define GTK_TYPE_GST_WIDGET (gtk_gst_widget_get_type())
#define GTK_GST_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GTK_TYPE_GST_WIDGET,GtkGstWidget))
#define GTK_GST_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GTK_TYPE_GST_WIDGET,GtkGstWidgetClass))
#define GTK_IS_GST_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GTK_TYPE_GST_WIDGET))
#define GST_IS_GST_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GTK_TYPE_GST_WIDGET))
#define GTK_GST_WIDGET_CAST(obj) ((GtkGstWidget*)(obj))
typedef struct _GtkGstWidget GtkGstWidget;
typedef struct _GtkGstWidgetClass GtkGstWidgetClass;
/**
* GtkGstWidget:
*
* Opaque #GtkGstWidget object
*/
struct _GtkGstWidget
{
/* <private> */
GtkGstBaseWidget base;
};
/**
* GtkGstWidgetClass:
*
* The #GtkGstWidgetClass struct only contains private data
*/
struct _GtkGstWidgetClass
{
/* <private> */
GtkGstBaseWidgetClass base_class;
};
GtkWidget * gtk_gst_widget_new (void);
G_END_DECLS
#endif /* __GTK_GST_WIDGET_H__ */

54
ext/gtk/meson.build
View file

@ -1,54 +0,0 @@
gtk_sources = [
'gstgtkbasesink.c',
'gstgtksink.c',
'gstgtkutils.c',
'gstplugin.c',
'gtkgstbasewidget.c',
'gtkgstwidget.c',
]
gtk_defines = []
optional_deps = []
gtk_dep = dependency('gtk+-3.0', required : false)
if gtk_dep.found()
if build_gstgl and gstgl_dep.found() and gtk_dep.version().version_compare('>=3.15.0')
have_gtk3_gl_windowing = false
if gst_gl_have_window_x11 and gst_gl_have_platform_glx
gtk_x11_dep = dependency('gtk+-x11-3.0', required : false)
if gtk_x11_dep.found()
optional_deps += gtk_x11_dep
have_gtk3_gl_windowing = true
endif
endif
if gst_gl_have_window_wayland and gst_gl_have_platform_egl
gtk_wayland_dep = dependency('gtk+-wayland-3.0', required : false)
if gtk_wayland_dep.found()
optional_deps += gtk_wayland_dep
have_gtk3_gl_windowing = true
endif
endif
if have_gtk3_gl_windowing
gtk_sources += [
'gstgtkglsink.c',
'gtkgstglwidget.c',
]
optional_deps += gstgl_dep
gtk_defines += ['-DGST_USE_UNSTABLE_API', '-DHAVE_GTK3_GL']
endif
endif
gstgtk = library('gstgtk',
gtk_sources,
c_args : gst_plugins_bad_args + gtk_defines,
link_args : noseh_link_args,
include_directories : [configinc],
dependencies : [gtk_dep, gstvideo_dep, gstbase_dep, libm] + optional_deps,
install : true,
install_dir : plugins_install_dir,
)
endif

1
ext/meson.build
View file

@ -18,7 +18,6 @@ subdir('fluidsynth')
subdir('gl') subdir('gl')
#subdir('gme') #subdir('gme')
subdir('gsm') subdir('gsm')
subdir('gtk')
subdir('hls') subdir('hls')
subdir('iqa') subdir('iqa')
subdir('kate') subdir('kate')

10
tests/examples/Makefile.am
View file

@ -30,12 +30,6 @@ else
AVSAMPLE_DIR= AVSAMPLE_DIR=
endif endif
if USE_GTK3
GTK3_DIR=gtk
else
GTK3_DIR=
endif
if USE_WAYLAND if USE_WAYLAND
if HAVE_GTK3 if HAVE_GTK3
WAYLAND_DIR=waylandsink WAYLAND_DIR=waylandsink
@ -65,9 +59,9 @@ playout_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(GST_CFLAGS)
playout_LDADD = $(GST_PLUGINS_BASE_LIBS) -lgstvideo-$(GST_API_VERSION) $(GST_LIBS) playout_LDADD = $(GST_PLUGINS_BASE_LIBS) -lgstvideo-$(GST_API_VERSION) $(GST_LIBS)
SUBDIRS= codecparsers mpegts $(DIRECTFB_DIR) $(GTK_EXAMPLES) $(OPENCV_EXAMPLES) \ SUBDIRS= codecparsers mpegts $(DIRECTFB_DIR) $(GTK_EXAMPLES) $(OPENCV_EXAMPLES) \
$(GTK3_DIR) $(AVSAMPLE_DIR) $(WAYLAND_DIR) $(MATRIXMIX_DIR) \ $(AVSAMPLE_DIR) $(WAYLAND_DIR) $(MATRIXMIX_DIR) \
$(IPCPIPELINE_DIR) $(WEBRTC_DIR) $(IPCPIPELINE_DIR) $(WEBRTC_DIR)
DIST_SUBDIRS= codecparsers mpegts camerabin2 directfb mxf opencv uvch264 gtk \ DIST_SUBDIRS= codecparsers mpegts camerabin2 directfb mxf opencv uvch264 \
avsamplesink waylandsink audiomixmatrix ipcpipeline webrtc avsamplesink waylandsink audiomixmatrix ipcpipeline webrtc
include $(top_srcdir)/common/parallel-subdirs.mak include $(top_srcdir)/common/parallel-subdirs.mak

41
tests/examples/gtk/Makefile.am
View file

@ -1,41 +0,0 @@
noinst_PROGRAMS = gtksink
gtksink_SOURCES = gtksink.c
gtksink_CFLAGS = $(GTK3_CFLAGS) \
$(GST_CFLAGS)
gtksink_LDADD = $(GTK3_LIBS) \
$(GST_LIBS)
if USE_GTK3_GL
if USE_GL
noinst_PROGRAMS += gtkglsink glliveshader
gtkglsink_SOURCES = gtkglsink.c
gtkglsink_CFLAGS = \
$(GST_PLUGINS_BAD_CFLAGS) \
$(GST_PLUGINS_BASE_CFLAGS) \
$(GST_GL_CFLAGS) \
$(GST_CFLAGS) \
$(GL_CFLAGS) \
$(GTK3_CFLAGS)
gtkglsink_LDADD = \
$(GST_GL_LIBS) \
$(GST_LIBS) \
$(GTK3_LIBS) \
$(X11_LIBS)
glliveshader_SOURCES = glliveshader.c
glliveshader_CFLAGS = \
$(GST_PLUGINS_BAD_CFLAGS) \
$(GST_PLUGINS_BASE_CFLAGS) \
$(GST_GL_CFLAGS) \
$(GST_CFLAGS) \
$(GTK3_CFLAGS)
glliveshader_LDADD = \
$(GST_GL_LIBS) \
$(GST_LIBS) \
$(GTK3_LIBS) \
$(X11_LIBS)
endif
endif

350
tests/examples/gtk/glliveshader.c
View file

@ -1,350 +0,0 @@
/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <gst/gst.h>
#include <gst/gl/gl.h>
#include <gst/gl/gstglfuncs.h>
#include <gtk/gtk.h>
#if GST_GL_HAVE_WINDOW_X11
#include <X11/Xlib.h>
#endif
#ifndef GL_GEOMETRY_SHADER
#define GL_GEOMETRY_SHADER 0x8DD9
#endif
static GMainLoop *loop;
static const gchar *vert = "#version 330\n\
in vec4 a_position;\n\
in vec2 a_texcoord;\n\
out vec2 v_texcoord;\n\
uniform float time;\n\
uniform float width;\n\
uniform float height;\n\
void main()\n\
{\n\
gl_Position = a_position;\n\
v_texcoord = a_texcoord;\n\
}\n";
static const gchar *geom = "#version 330\n\
\n\
layout(triangles) in;\n\
layout(triangle_strip, max_vertices = 3) out;\n\
in vec2 v_texcoord[];\n\
out vec2 g_texcoord;\n\
\n\
void main() {\n\
for(int i = 0; i < 3; i++) {\n\
gl_Position = gl_in[i].gl_Position;\n\
g_texcoord = v_texcoord[i];\n\
EmitVertex();\n\
}\n\
EndPrimitive();\n\
}\n";
static const gchar *frag = "#version 330\n\
in vec2 g_texcoord;\n\
uniform sampler2D tex;\n\
uniform float time;\n\
uniform float width;\n\
uniform float height;\n\
void main()\n\
{\n\
gl_FragColor = texture2D(tex, g_texcoord);\n\
}\n";
#define MAX_SHADER_STAGES 8
struct shader_state;
struct text_view_state
{
struct shader_state *state;
GLenum type;
gchar *str;
};
struct shader_state
{
GstGLContext *context;
GstElement *shader;
gboolean shader_linked;
GtkWidget *label;
struct text_view_state text_states[MAX_SHADER_STAGES];
gint n_stages;
};
static gboolean
bus_call (GstBus * bus, GstMessage * msg, gpointer data)
{
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_EOS:
g_print ("End of stream\n");
g_main_loop_quit (loop);
break;
case GST_MESSAGE_ERROR:{
gchar *debug;
GError *error;
gst_message_parse_error (msg, &error, &debug);
g_free (debug);
g_printerr ("Error: %s\n", error->message);
g_error_free (error);
g_main_loop_quit (loop);
break;
}
default:
break;
}
return TRUE;
}
static gchar *
_find_source_for_shader_type (struct shader_state *state, GLenum type)
{
int i = 0;
for (i = 0; i < state->n_stages; i++) {
if (state->text_states[i].type == type)
return state->text_states[i].str;
}
return NULL;
}
static gboolean
_add_stage_to_shader (GstGLShader * shader, struct shader_state *state,
GLenum type, const gchar * default_src)
{
GError *error = NULL;
GstGLSLVersion version;
GstGLSLProfile profile;
GstGLSLStage *stage;
const gchar *src;
src = _find_source_for_shader_type (state, type);
if (!src)
src = default_src;
if (!src)
/* FIXME: assume this stage is not needed */
return TRUE;
if (!gst_glsl_string_get_version_profile (src, &version, &profile)) {
g_print ("Warning: failed to retreive GLSL version and profile for "
"shader type 0x%x\nsrc:\n%s\n", type, src);
}
if (!(stage = gst_glsl_stage_new_with_string (shader->context, type,
version, profile, src))) {
g_print ("Error: Failed to create GLSL Stage from src:\n%s\n", src);
return FALSE;
}
if (!gst_gl_shader_compile_attach_stage (shader, stage, &error)) {
/* ignore failed shader compilations */
g_print ("%s", error->message);
return FALSE;
}
return TRUE;
}
static GstGLShader *
_new_shader (GstGLContext * context, struct shader_state *state)
{
GstGLShader *shader = gst_gl_shader_new (context);
GError *error = NULL;
if (!_add_stage_to_shader (shader, state, GL_VERTEX_SHADER, vert)) {
gst_object_unref (shader);
return NULL;
}
if (!_add_stage_to_shader (shader, state, GL_GEOMETRY_SHADER, geom)) {
gst_object_unref (shader);
return NULL;
}
if (!_add_stage_to_shader (shader, state, GL_FRAGMENT_SHADER, frag)) {
gst_object_unref (shader);
return NULL;
}
if (!gst_gl_shader_link (shader, &error)) {
/* ignore failed shader compilations */
g_print ("%s", error->message);
gst_object_unref (shader);
return NULL;
}
return shader;
}
static gboolean
_set_compilation_state (struct shader_state *state)
{
gtk_label_set_text (GTK_LABEL (state->label),
state->shader_linked ? "Success" : "Failure");
return G_SOURCE_REMOVE;
}
static GstGLShader *
_create_shader (GstElement * element, struct shader_state *state)
{
GstGLContext *context;
GstGLShader *shader, *new_shader;
g_object_get (G_OBJECT (element), "context", &context, "shader", &shader,
NULL);
new_shader = _new_shader (context, state);
if (!shader && !new_shader)
g_warning ("Failed to create a shader!");
state->shader_linked = new_shader != NULL;
if (shader)
gst_object_unref (shader);
gst_object_unref (context);
g_main_context_invoke (NULL, (GSourceFunc) _set_compilation_state, state);
return new_shader;
}
static void
_on_text_changed (GtkTextBuffer * text, struct text_view_state *state)
{
GtkTextIter start, end;
gtk_text_buffer_get_bounds (text, &start, &end);
g_free (state->str);
state->str = gtk_text_buffer_get_text (text, &start, &end, FALSE);
g_object_set (state->state->shader, "update-shader", TRUE, NULL);
}
static GtkWidget *
_new_source_view (struct shader_state *state, GLenum type, const gchar * templ)
{
static int i = 0;
GtkWidget *scroll, *text_view;
GtkTextBuffer *text;
g_return_val_if_fail (i < MAX_SHADER_STAGES, NULL);
state->text_states[i].state = state;
state->text_states[i].type = type;
state->text_states[i].str = g_strdup (templ);
scroll = gtk_scrolled_window_new (NULL, NULL);
gtk_widget_set_size_request (scroll, 20, 20);
text_view = gtk_text_view_new ();
gtk_container_add (GTK_CONTAINER (scroll), text_view);
text = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
if (state->text_states[i].str)
gtk_text_buffer_set_text (text, state->text_states[i].str, -1);
g_signal_connect (text, "changed", G_CALLBACK (_on_text_changed),
&state->text_states[i]);
state->n_stages++;
i++;
return scroll;
}
int
main (int argc, char *argv[])
{
GstElement *pipeline, *src, *upload, *shader, *sink;
GtkWidget *window, *paned, *video, *right_box, *book;
struct shader_state state = { 0, };
GstBus *bus;
#if GST_GL_HAVE_WINDOW_X11
XInitThreads ();
#endif
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
loop = g_main_loop_new (NULL, FALSE);
pipeline = gst_pipeline_new (NULL);
src = gst_element_factory_make ("videotestsrc", NULL);
upload = gst_element_factory_make ("glupload", NULL);
shader = gst_element_factory_make ("glshader", NULL);
sink = gst_element_factory_make ("gtkglsink", NULL);
g_object_get (sink, "widget", &video, NULL);
g_assert (src && shader && sink);
gst_bin_add_many (GST_BIN (pipeline), src, upload, shader, sink, NULL);
g_assert (gst_element_link_many (src, upload, shader, sink, NULL));
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
gst_bus_add_watch (bus, bus_call, loop);
gst_object_unref (bus);
state.shader = gst_object_ref (shader);
g_signal_connect (shader, "create-shader", G_CALLBACK (_create_shader),
&state);
book = gtk_notebook_new ();
/* text view inside a scroll view */
gtk_notebook_append_page (GTK_NOTEBOOK (book), _new_source_view (&state,
GL_VERTEX_SHADER, vert), gtk_label_new ("Vertex"));
gtk_notebook_append_page (GTK_NOTEBOOK (book), _new_source_view (&state,
GL_GEOMETRY_SHADER, geom), gtk_label_new ("Geometry"));
gtk_notebook_append_page (GTK_NOTEBOOK (book), _new_source_view (&state,
GL_FRAGMENT_SHADER, frag), gtk_label_new ("Fragment"));
/* status label */
state.label = gtk_label_new ("Success");
/* right side source code editor */
right_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_box_pack_start (GTK_BOX (right_box), book, TRUE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (right_box), state.label, FALSE, TRUE, 0);
paned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
gtk_paned_pack1 (GTK_PANED (paned), video, TRUE, FALSE);
gtk_widget_set_size_request (video, 20, 20);
gtk_paned_pack2 (GTK_PANED (paned), right_box, TRUE, FALSE);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 640, 480);
gtk_container_add (GTK_CONTAINER (window), paned);
gtk_widget_show_all (window);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
g_main_loop_run (loop);
gst_element_set_state (pipeline, GST_STATE_NULL);
/*shader strings leaked here */
/*g_free (state.str); */
gst_object_unref (state.shader);
gst_object_unref (pipeline);
return 0;
}

200
tests/examples/gtk/gtkglsink.c
View file

@ -1,200 +0,0 @@
/*
* GStreamer
* Copyright (C) 2014 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <gtk/gtk.h>
#include <gst/gst.h>
#include <gst/gl/gl.h>
#if GST_GL_HAVE_WINDOW_X11 && defined (GDK_WINDOWING_X11)
#include <gst/gl/x11/gstgldisplay_x11.h>
#endif
static void
button_state_null_cb (GtkWidget * widget, GstElement * pipeline)
{
gst_element_set_state (pipeline, GST_STATE_NULL);
g_print ("GST_STATE_NULL\n");
}
static void
button_state_ready_cb (GtkWidget * widget, GstElement * pipeline)
{
gst_element_set_state (pipeline, GST_STATE_READY);
g_print ("GST_STATE_READY\n");
}
static void
button_state_paused_cb (GtkWidget * widget, GstElement * pipeline)
{
gst_element_set_state (pipeline, GST_STATE_PAUSED);
g_print ("GST_STATE_PAUSED\n");
}
static void
button_state_playing_cb (GtkWidget * widget, GstElement * pipeline)
{
gst_element_set_state (pipeline, GST_STATE_PLAYING);
g_print ("GST_STATE_PLAYING\n");
}
static void
end_stream_cb (GstBus * bus, GstMessage * message, GstElement * pipeline)
{
g_print ("End of stream\n");
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
gtk_main_quit ();
}
static void
destroy_cb (GtkWidget * widget, GdkEvent * event, GstElement * pipeline)
{
g_print ("Close\n");
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
gtk_main_quit ();
}
int
main (int argc, char *argv[])
{
GtkWidget *window, *window_control;
GtkWidget *button_state_null, *button_state_ready;
GtkWidget *button_state_paused, *button_state_playing;
GtkWidget *grid, *area;
GstElement *pipeline;
GstElement *videosrc, *upload, *effect, *videosink;
GstStateChangeReturn ret;
GstCaps *caps;
GstBus *bus;
#if GST_GL_HAVE_WINDOW_X11 && defined(GDK_WINDOWING_X11)
XInitThreads ();
#endif
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
pipeline = gst_pipeline_new ("pipeline");
//window that contains an area where the video is drawn
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 640, 480);
gtk_window_move (GTK_WINDOW (window), 300, 10);
gtk_window_set_title (GTK_WINDOW (window), "gtkgstwidget");
//window to control the states
window_control = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_resizable (GTK_WINDOW (window_control), FALSE);
gtk_window_move (GTK_WINDOW (window_control), 10, 10);
grid = gtk_grid_new ();
gtk_container_add (GTK_CONTAINER (window_control), grid);
//control state null
button_state_null = gtk_button_new_with_label ("GST_STATE_NULL");
g_signal_connect (G_OBJECT (button_state_null), "clicked",
G_CALLBACK (button_state_null_cb), pipeline);
gtk_grid_attach (GTK_GRID (grid), button_state_null, 0, 1, 1, 1);
gtk_widget_show (button_state_null);
//control state ready
button_state_ready = gtk_button_new_with_label ("GST_STATE_READY");
g_signal_connect (G_OBJECT (button_state_ready), "clicked",
G_CALLBACK (button_state_ready_cb), pipeline);
gtk_grid_attach (GTK_GRID (grid), button_state_ready, 0, 2, 1, 1);
gtk_widget_show (button_state_ready);
//control state paused
button_state_paused = gtk_button_new_with_label ("GST_STATE_PAUSED");
g_signal_connect (G_OBJECT (button_state_paused), "clicked",
G_CALLBACK (button_state_paused_cb), pipeline);
gtk_grid_attach (GTK_GRID (grid), button_state_paused, 0, 3, 1, 1);
gtk_widget_show (button_state_paused);
//control state playing
button_state_playing = gtk_button_new_with_label ("GST_STATE_PLAYING");
g_signal_connect (G_OBJECT (button_state_playing), "clicked",
G_CALLBACK (button_state_playing_cb), pipeline);
gtk_grid_attach (GTK_GRID (grid), button_state_playing, 0, 4, 1, 1);
gtk_widget_show (button_state_playing);
gtk_widget_show (grid);
gtk_widget_show (window_control);
g_signal_connect (G_OBJECT (window), "delete-event", G_CALLBACK (destroy_cb),
pipeline);
//configure the pipeline
videosrc = gst_element_factory_make ("videotestsrc", "videotestsrc");
upload = gst_element_factory_make ("glupload", "glupload");
effect = gst_element_factory_make ("glfiltercube", "glfiltercube");
videosink = gst_element_factory_make ("gtkglsink", "gtksink");
g_object_get (videosink, "widget", &area, NULL);
gtk_container_add (GTK_CONTAINER (window), area);
g_object_unref (area);
caps = gst_caps_new_simple ("video/x-raw", "width", G_TYPE_INT, 640,
"height", G_TYPE_INT, 480, "format", G_TYPE_STRING, "RGBA",
"framerate", GST_TYPE_FRACTION, 30, 1, NULL);
gst_bin_add_many (GST_BIN (pipeline), videosrc, upload, effect, videosink,
NULL);
if (!gst_element_link_filtered (videosrc, upload, caps)) {
gst_caps_unref (caps);
g_warning ("Failed to link videosrc to glfiltercube!\n");
return -1;
}
gst_caps_unref (caps);
if (!gst_element_link_many (upload, effect, videosink, NULL)) {
g_warning ("Failed to link videosrc to glfiltercube!\n");
return -1;
}
//set window id on this event
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
g_signal_connect (bus, "message::error", G_CALLBACK (end_stream_cb),
pipeline);
g_signal_connect (bus, "message::warning", G_CALLBACK (end_stream_cb),
pipeline);
g_signal_connect (bus, "message::eos", G_CALLBACK (end_stream_cb), pipeline);
gst_object_unref (bus);
//start
ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
if (ret == GST_STATE_CHANGE_FAILURE) {
g_print ("Failed to start up pipeline!\n");
return -1;
}
gtk_widget_show_all (window);
gtk_main ();
gst_deinit ();
return 0;
}

185
tests/examples/gtk/gtksink.c
View file

@ -1,185 +0,0 @@
/*
* GStreamer
* Copyright (C) 2014 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <gtk/gtk.h>
#include <gst/gst.h>
static void
button_state_null_cb (GtkWidget * widget, GstElement * pipeline)
{
gst_element_set_state (pipeline, GST_STATE_NULL);
g_print ("GST_STATE_NULL\n");
}
static void
button_state_ready_cb (GtkWidget * widget, GstElement * pipeline)
{
gst_element_set_state (pipeline, GST_STATE_READY);
g_print ("GST_STATE_READY\n");
}
static void
button_state_paused_cb (GtkWidget * widget, GstElement * pipeline)
{
gst_element_set_state (pipeline, GST_STATE_PAUSED);
g_print ("GST_STATE_PAUSED\n");
}
static void
button_state_playing_cb (GtkWidget * widget, GstElement * pipeline)
{
gst_element_set_state (pipeline, GST_STATE_PLAYING);
g_print ("GST_STATE_PLAYING\n");
}
static void
end_stream_cb (GstBus * bus, GstMessage * message, GstElement * pipeline)
{
g_print ("End of stream\n");
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
gtk_main_quit ();
}
static void
destroy_cb (GtkWidget * widget, GdkEvent * event, GstElement * pipeline)
{
g_print ("Close\n");
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
gtk_main_quit ();
}
int
main (int argc, char *argv[])
{
GtkWidget *window, *window_control;
GtkWidget *button_state_null, *button_state_ready;
GtkWidget *button_state_paused, *button_state_playing;
GtkWidget *grid, *area;
GstElement *pipeline;
GstElement *videosrc, *videosink;
GstStateChangeReturn ret;
GstCaps *caps;
GstBus *bus;
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
pipeline = gst_pipeline_new ("pipeline");
//window that contains an area where the video is drawn
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 640, 480);
gtk_window_move (GTK_WINDOW (window), 300, 10);
gtk_window_set_title (GTK_WINDOW (window), "gtkgstwidget");
//window to control the states
window_control = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_resizable (GTK_WINDOW (window_control), FALSE);
gtk_window_move (GTK_WINDOW (window_control), 10, 10);
grid = gtk_grid_new ();
gtk_container_add (GTK_CONTAINER (window_control), grid);
//control state null
button_state_null = gtk_button_new_with_label ("GST_STATE_NULL");
g_signal_connect (G_OBJECT (button_state_null), "clicked",
G_CALLBACK (button_state_null_cb), pipeline);
gtk_grid_attach (GTK_GRID (grid), button_state_null, 0, 1, 1, 1);
gtk_widget_show (button_state_null);
//control state ready
button_state_ready = gtk_button_new_with_label ("GST_STATE_READY");
g_signal_connect (G_OBJECT (button_state_ready), "clicked",
G_CALLBACK (button_state_ready_cb), pipeline);
gtk_grid_attach (GTK_GRID (grid), button_state_ready, 0, 2, 1, 1);
gtk_widget_show (button_state_ready);
//control state paused
button_state_paused = gtk_button_new_with_label ("GST_STATE_PAUSED");
g_signal_connect (G_OBJECT (button_state_paused), "clicked",
G_CALLBACK (button_state_paused_cb), pipeline);
gtk_grid_attach (GTK_GRID (grid), button_state_paused, 0, 3, 1, 1);
gtk_widget_show (button_state_paused);
//control state playing
button_state_playing = gtk_button_new_with_label ("GST_STATE_PLAYING");
g_signal_connect (G_OBJECT (button_state_playing), "clicked",
G_CALLBACK (button_state_playing_cb), pipeline);
gtk_grid_attach (GTK_GRID (grid), button_state_playing, 0, 4, 1, 1);
gtk_widget_show (button_state_playing);
gtk_widget_show (grid);
gtk_widget_show (window_control);
g_signal_connect (G_OBJECT (window), "delete-event", G_CALLBACK (destroy_cb),
pipeline);
//configure the pipeline
videosrc = gst_element_factory_make ("videotestsrc", "videotestsrc");
videosink = gst_element_factory_make ("gtksink", "gtksink");
g_object_get (videosink, "widget", &area, NULL);
gtk_container_add (GTK_CONTAINER (window), area);
g_object_unref (area);
gtk_widget_realize (area);
caps = gst_caps_new_simple ("video/x-raw",
"width", G_TYPE_INT, 640,
"height", G_TYPE_INT, 480, "format", G_TYPE_STRING, "BGRA", NULL);
gst_bin_add_many (GST_BIN (pipeline), videosrc, videosink, NULL);
if (!gst_element_link_filtered (videosrc, videosink, caps)) {
gst_caps_unref (caps);
g_warning ("Failed to link videosrc to glfiltercube!\n");
return -1;
}
gst_caps_unref (caps);
//set window id on this event
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
g_signal_connect (bus, "message::error", G_CALLBACK (end_stream_cb),
pipeline);
g_signal_connect (bus, "message::warning", G_CALLBACK (end_stream_cb),
pipeline);
g_signal_connect (bus, "message::eos", G_CALLBACK (end_stream_cb), pipeline);
gst_object_unref (bus);
//start
ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
if (ret == GST_STATE_CHANGE_FAILURE) {
g_print ("Failed to start up pipeline!\n");
return -1;
}
gtk_widget_show_all (window);
gtk_main ();
gst_deinit ();
return 0;
}

1
tests/examples/meson.build
View file

@ -5,7 +5,6 @@
#subdir('codecparsers') #subdir('codecparsers')
subdir('compositor') subdir('compositor')
#subdir('directfb') #subdir('directfb')
#subdir('gtk')
#subdir('ipcpipeline') #subdir('ipcpipeline')
subdir('mpegts') subdir('mpegts')
#subdir('mxf') #subdir('mxf')