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examples: Adds camerabin2 example

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Adds gtk camerabin2 example app
This commit is contained in:
Thiago Santos 2010-11-26 23:55:12 -03:00
parent 6c72fed8b4
commit 8fb8822532
7 changed files with 374 additions and 2 deletions
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1
configure.ac
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@ -1808,6 +1808,7 @@ tests/check/Makefile
tests/files/Makefile
tests/examples/Makefile
tests/examples/camerabin/Makefile
tests/examples/camerabin2/Makefile
tests/examples/directfb/Makefile
tests/examples/mxf/Makefile
tests/examples/scaletempo/Makefile

4
tests/examples/Makefile.am
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@ -4,7 +4,7 @@ JACK_EXAMPLES=jack
else
JACK_EXAMPLES=
endif
GTK_EXAMPLES=camerabin mxf scaletempo
GTK_EXAMPLES=camerabin mxf scaletempo camerabin2
else
GTK_EXAMPLES=
endif
@ -16,4 +16,4 @@ DIRECTFB_DIR=
endif
SUBDIRS= $(DIRECTFB_DIR) $(GTK_EXAMPLES) $(JACK_EXAMPLES) switch
DIST_SUBDIRS= camerabin directfb jack mxf scaletempo switch
DIST_SUBDIRS= camerabin camerabin2 directfb jack mxf scaletempo switch

2
tests/examples/camerabin2/.gitignore vendored Normal file
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@ -0,0 +1,2 @@
gst-camera2
test_*.jpg

33
tests/examples/camerabin2/Makefile.am Normal file
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@ -0,0 +1,33 @@
GST_CAMERABIN_UI_FILES = gst-camera2.ui
if HAVE_GTK
GST_CAMERABIN_GTK_EXAMPLES = gst-camera2
gst_camera2_SOURCES = gst-camera2.h gst-camera2.c
gst_camera2_CFLAGS = \
$(GST_PLUGINS_BAD_CFLAGS) \
$(GST_PLUGINS_BASE_CFLAGS) $(GST_CFLAGS) \
$(GTK_CFLAGS) \
$(GMODULE_EXPORT_CFLAGS) \
-DGST_USE_UNSTABLE_API
gst_camera2_LDADD = \
$(top_builddir)/gst-libs/gst/interfaces/libgstphotography-@GST_MAJORMINOR@.la \
$(GST_PLUGINS_BASE_LIBS) \
-lgstinterfaces-@GST_MAJORMINOR@ \
$(GST_LIBS) \
$(GTK_LIBS) \
$(GMODULE_EXPORT_LIBS)
noinst_DATA = $(GST_CAMERABIN_UI_FILES)
INCLUDES = -DCAMERA_APPS_UIDIR=\""$(uidir)"\"
else
GST_CAMERABIN_GTK_EXAMPLES =
endif
noinst_PROGRAMS = $(GST_CAMERABIN_GTK_EXAMPLES)
EXTRA_DIST = $(GST_CAMERABIN_UI_FILES)

179
tests/examples/camerabin2/gst-camera2.c Normal file
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@ -0,0 +1,179 @@
/*
* GStreamer
* Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* This is a demo application to test the camerabin element.
* If you have question don't hesitate in contact me edgard.lima@indt.org.br
*/
/*
* Includes
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "gst-camera2.h"
#include <gst/gst.h>
#include <gst/interfaces/xoverlay.h>
#include <gtk/gtk.h>
#include <gdk/gdkx.h>
#include <gdk/gdkkeysyms.h>
#define UI_FILE "gst-camera2.ui"
static GstElement *camera;
static GtkBuilder *builder;
void
on_mainWindow_delete_event (GtkWidget * widget, GdkEvent * event, gpointer data)
{
gtk_main_quit ();
}
void
on_captureButton_clicked (GtkButton * button, gpointer user_data)
{
g_signal_emit_by_name (camera, "start-capture", NULL);
}
void
on_stopCaptureButton_clicked (GtkButton * button, gpointer user_data)
{
g_signal_emit_by_name (camera, "stop-capture", NULL);
}
void
on_imageRButton_toggled (GtkToggleButton * button, gpointer user_data)
{
if (gtk_toggle_button_get_active (button)) {
g_object_set (camera, "mode", 1, NULL); /* Image mode */
}
}
void
on_videoRButton_toggled (GtkToggleButton * button, gpointer user_data)
{
if (gtk_toggle_button_get_active (button)) {
g_object_set (camera, "mode", 2, NULL); /* Video mode */
}
}
void
on_viewfinderArea_realize (GtkWidget * widget, gpointer data)
{
#if GTK_CHECK_VERSION (2, 18, 0)
gdk_window_ensure_native (gtk_widget_get_window (widget));
#endif
}
static GstBusSyncReply
bus_sync_callback (GstBus * bus, GstMessage * message, gpointer data)
{
GtkWidget *ui_drawing;
if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
return GST_BUS_PASS;
if (!gst_structure_has_name (message->structure, "prepare-xwindow-id"))
return GST_BUS_PASS;
/* FIXME: make sure to get XID in main thread */
ui_drawing = GTK_WIDGET (gtk_builder_get_object (builder, "viewfinderArea"));
gst_x_overlay_set_window_handle (GST_X_OVERLAY (message->src),
GDK_WINDOW_XWINDOW (gtk_widget_get_window (ui_drawing)));
gst_message_unref (message);
return GST_BUS_DROP;
}
static gboolean
bus_callback (GstBus * bus, GstMessage * message, gpointer data)
{
switch (GST_MESSAGE_TYPE (message)) {
case GST_MESSAGE_WARNING:{
GError *err;
gchar *debug;
gst_message_parse_warning (message, &err, &debug);
g_print ("Warning: %s\n", err->message);
g_error_free (err);
g_free (debug);
break;
}
case GST_MESSAGE_ERROR:{
//print_error_message (message);
//me_gst_cleanup_element ();
gtk_main_quit ();
break;
}
case GST_MESSAGE_EOS:
/* end-of-stream */
gtk_main_quit ();
break;
case GST_MESSAGE_ELEMENT:
{
//handle_element_message (message);
break;
}
default:
/* unhandled message */
break;
}
return TRUE;
}
int
main (int argc, char *argv[])
{
int ret = 0;
GtkWidget *ui_main_window;
GError *error = NULL;
GstBus *bus;
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
builder = gtk_builder_new ();
if (!gtk_builder_add_from_file (builder, UI_FILE, &error)) {
g_warning ("Error: %s", error->message);
g_free (error);
return 1;
}
camera = gst_element_factory_make ("camerabin2", "camera");
bus = gst_pipeline_get_bus (GST_PIPELINE (camera));
gst_bus_add_watch (bus, bus_callback, NULL);
gst_bus_set_sync_handler (bus, bus_sync_callback, NULL);
gst_object_unref (bus);
ui_main_window = GTK_WIDGET (gtk_builder_get_object (builder, "mainWindow"));
gtk_builder_connect_signals (builder, NULL);
gtk_widget_show_all (ui_main_window);
gst_element_set_state (camera, GST_STATE_PLAYING);
gtk_main ();
gst_element_set_state (camera, GST_STATE_NULL);
gst_object_unref (camera);
return ret;
}

48
tests/examples/camerabin2/gst-camera2.h Normal file
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@ -0,0 +1,48 @@
/*
* GStreamer
* Copyright (C) 2008 Nokia Corporation <multimedia@maemo.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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* This is a demo application to test the camerabin element.
* If you have question don't hesitate in contact me edgard.lima@indt.org.br
*/
#ifndef __GST_CAMERA_BIN_H__
#define __GST_CAMERA_BIN_H__
#include <gtk/gtk.h>
void
on_mainWindow_delete_event (GtkWidget * widget, GdkEvent * event, gpointer data);
void
on_captureButton_clicked (GtkButton * button, gpointer user_data);
void
on_stopCaptureButton_clicked (GtkButton * button, gpointer user_data);
void
on_imageRButton_toggled (GtkToggleButton * button, gpointer user_data);
void
on_videoRButton_toggled (GtkToggleButton * button, gpointer user_data);
void
on_viewfinderArea_realize (GtkWidget * widget, gpointer data);
#endif /* __GST_CAMERA_BIN_H__ */

109
tests/examples/camerabin2/gst-camera2.ui Normal file
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@ -0,0 +1,109 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<requires lib="gtk+" version="2.16"/>
<!-- interface-naming-policy project-wide -->
<object class="GtkWindow" id="mainWindow">
<property name="default_width">800</property>
<property name="default_height">600</property>
<signal name="delete_event" handler="on_mainWindow_delete_event"/>
<child>
<object class="GtkVBox" id="vbox1">
<property name="visible">True</property>
<child>
<object class="GtkHBox" id="hbox1">
<property name="visible">True</property>
<child>
<object class="GtkRadioButton" id="imageRButton">
<property name="label" translatable="yes">Image</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">False</property>
<property name="active">True</property>
<property name="draw_indicator">True</property>
<signal name="toggled" handler="on_imageRButton_toggled"/>
</object>
<packing>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkRadioButton" id="videoRButton">
<property name="label" translatable="yes">Video</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">False</property>
<property name="active">True</property>
<property name="draw_indicator">True</property>
<property name="group">imageRButton</property>
<signal name="toggled" handler="on_videoRButton_toggled"/>
</object>
<packing>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkHBox" id="hbox2">
<property name="visible">True</property>
<child>
<object class="GtkDrawingArea" id="viewfinderArea">
<property name="visible">True</property>
<signal name="realize" handler="on_viewfinderArea_realize"/>
</object>
<packing>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkVBox" id="vbox2">
<property name="visible">True</property>
<child>
<object class="GtkButton" id="captureButton">
<property name="label" translatable="yes">Capture</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<signal name="clicked" handler="on_captureButton_clicked"/>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkButton" id="stopCaptureButton">
<property name="label" translatable="yes">Stop Capture</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<signal name="clicked" handler="on_stopCaptureButton_clicked"/>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>
<property name="position">1</property>
</packing>
</child>
</object>
</child>
</object>
</interface>