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use templated signals

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This commit is contained in:
Andreas Frisch 2016-04-27 13:05:29 +02:00
parent 327a0d84e5
commit 91c2777057
7 changed files with 178 additions and 96 deletions
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4
Makefile
View file

@ -1,7 +1,7 @@
CC ?= gcc
PKGCONFIG = $(shell which pkg-config)
CFLAGS = $(shell $(PKGCONFIG) --cflags gtk+-3.0 gstreamer-1.0 gstreamer-video-1.0 libgphoto2)
LIBS = $(shell $(PKGCONFIG) --libs gtk+-3.0 gstreamer-1.0 gstreamer-video-1.0 libgphoto2)
CFLAGS = $(shell $(PKGCONFIG) --cflags gtk+-3.0 gstreamer-1.0 gstreamer-video-1.0 libgphoto2) -Wl,--export-dynamic -rdynamic
LIBS = $(shell $(PKGCONFIG) --libs gtk+-3.0 gstreamer-1.0 gstreamer-video-1.0 libgphoto2 gmodule-export-2.0)
GLIB_COMPILE_RESOURCES = $(shell $(PKGCONFIG) --variable=glib_compile_resources gio-2.0)
GLIB_COMPILE_SCHEMAS = $(shell $(PKGCONFIG) --variable=glib_compile_schemas gio-2.0)

197
photobooth.c
View file

@ -25,7 +25,6 @@
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <gdk/gdkx.h>
#include <gst/video/videooverlay.h>
#include "photobooth.h"
#include "photoboothwin.h"
@ -65,8 +64,9 @@ static void photo_booth_get_property (GObject *object, guint prop_id, GValue *va
static void photo_booth_dispose (GObject *object);
static void photo_booth_finalize (GObject *object);
PhotoBooth *photo_booth_new (void);
static void photo_booth_clicked (GtkWidget *button, GdkEventButton *event, PhotoBooth *pb);
static GdkRectangle photo_boot_monitor_geo (PhotoBooth *pb);
void photo_booth_background_clicked (GtkWidget *widget, GdkEventButton *event, PhotoBoothWindow *win);
void photo_booth_button_yes_clicked (GtkButton *button, PhotoBoothWindow *win);
/* general private functions */
static void photo_booth_quit_signal (PhotoBooth *pb);
@ -76,6 +76,7 @@ static gboolean photo_booth_preview (PhotoBooth *pb);
static void photo_booth_snapshot_start (PhotoBooth *pb);
static gboolean photo_booth_snapshot_prepare (PhotoBooth *pb);
static gboolean photo_booth_snapshot_taken (PhotoBooth *pb);
static void photo_booth_print (PhotoBooth *pb);
/* libgphoto2 */
static gboolean photo_booth_cam_init (CameraInfo **cam_info);
@ -569,7 +570,7 @@ static gboolean photo_booth_setup_gstreamer (PhotoBooth *pb)
g_object_get (pb->video_sink, "widget", &drawing_area, NULL);
photo_booth_window_add_drawing_area (priv->win, drawing_area);
g_signal_connect (G_OBJECT (drawing_area), "button-press-event", G_CALLBACK (photo_booth_clicked), pb);
// g_signal_connect (G_OBJECT (drawing_area), "button-press-event", G_CALLBACK (photo_booth_clicked), pb);
g_object_unref (drawing_area);
gst_element_set_state (pb->pipeline, GST_STATE_PLAYING);
@ -688,6 +689,89 @@ static gboolean photo_booth_preview (PhotoBooth *pb)
return FALSE;
}
void photo_booth_background_clicked (GtkWidget *widget, GdkEventButton *event, PhotoBoothWindow *win)
{
PhotoBooth *pb = PHOTO_BOOTH_FROM_WINDOW (win);
GST_DEBUG_OBJECT (widget, "photo_booth_background_clicked state=%d", pb->state);
switch (pb->state) {
case PB_STATE_PREVIEW:
{
photo_booth_snapshot_start (pb);
break;
}
case PB_STATE_TAKING_PHOTO:
GST_WARNING_OBJECT (pb, "BUSY TAKING A PHOTO, IGNORE CLICK");
break;
case PB_STATE_ASKING:
photo_booth_preview (pb);
break;
default:
break;
}
}
static void photo_booth_snapshot_start (PhotoBooth *pb)
{
PhotoBoothPrivate *priv;
gchar* uri;
guint delay = 1;
priv = photo_booth_get_instance_private (pb);
photo_booth_window_start_countdown (priv->win, priv->countdown);
if (priv->countdown > 1)
delay = (priv->countdown*1000)-100;
GST_INFO_OBJECT (pb, "started countdown of %d seconds, start taking photo in %d ms", priv->countdown, delay);
g_timeout_add (delay, (GSourceFunc) photo_booth_snapshot_prepare, pb);
uri = g_filename_to_uri (DEFAULT_AUDIOFILE_COUNTDOWN, NULL, NULL);
GST_INFO_OBJECT (pb, "audio uri: %s", uri);
g_object_set (priv->audio_playbin, "uri", uri, NULL);
g_free (uri);
gst_element_set_state (GST_ELEMENT_PARENT (priv->audio_playbin), GST_STATE_PLAYING);
}
static gboolean photo_booth_snapshot_prepare (PhotoBooth *pb)
{
PhotoBoothPrivate *priv;
GstPad *pad;
gboolean ret;
GST_INFO_OBJECT (pb, "SNAPSHOT!");
GST_DEBUG_BIN_TO_DOT_FILE (GST_BIN (pb->pipeline), GST_DEBUG_GRAPH_SHOW_ALL, "photo_booth_pre_snapshot.dot");
if (!pb->cam_info)
return FALSE;
pb->state = PB_STATE_TAKING_PHOTO;
priv = photo_booth_get_instance_private (pb);
photo_booth_window_set_spinner (priv->win, TRUE);
gst_element_set_state (priv->audio_playbin, GST_STATE_READY);
SEND_COMMAND (pb, CONTROL_PHOTO);
gst_element_set_state (pb->video_bin, GST_STATE_READY);
GST_DEBUG_OBJECT (pb, "photo_booth_preview! halt video_bin...");
pad = gst_element_get_static_pad (pb->video_bin, "src");
pb->video_block_id = gst_pad_add_probe (pad, GST_PAD_PROBE_TYPE_DATA_DOWNSTREAM, _gst_video_probecb, pb, NULL);
gst_object_unref (pad);
gst_element_unlink (pb->video_bin, pb->pixoverlay);
if (pb->photo_block_id)
{
GST_DEBUG_OBJECT (pb, "photo_booth_preview! unblock photo_bin...");
pad = gst_element_get_static_pad (pb->photo_bin, "src");
gst_pad_remove_probe (pad, pb->photo_block_id);
gst_object_unref (pad);
}
ret = gst_element_link (pb->photo_bin, pb->pixoverlay);
GST_DEBUG_OBJECT (pb, "linking %" GST_PTR_FORMAT " ! %" GST_PTR_FORMAT " ret=%i", pb->photo_bin, pb->pixoverlay, ret);
gst_element_set_state (pb->photo_bin, GST_STATE_PLAYING);
return FALSE;
}
extern int camera_auto_focus (Camera *list, GPContext *context, int onoff);
static gboolean photo_booth_focus (CameraInfo *cam_info)
@ -762,90 +846,16 @@ static gboolean photo_booth_take_photo (CameraInfo *cam_info)
return TRUE;
}
static void photo_booth_clicked (GtkWidget *widget, GdkEventButton *event, PhotoBooth *pb)
{
GST_DEBUG_OBJECT (pb, "photo_booth_clicked state=%d", pb->state);
switch (pb->state) {
case PB_STATE_PREVIEW:
{
photo_booth_snapshot_start (pb);
break;
}
case PB_STATE_TAKING_PHOTO:
GST_WARNING_OBJECT (pb, "BUSY TAKING A PHOTO, IGNORE CLICK");
break;
case PB_STATE_ASKING:
photo_booth_preview (pb);
break;
default:
break;
}
}
static void photo_booth_snapshot_start (PhotoBooth *pb)
{
PhotoBoothPrivate *priv = photo_booth_get_instance_private (pb);
photo_booth_window_start_countdown (priv->win, priv->countdown);
guint delay = priv->countdown > 1 ? (priv->countdown*1000)-100 : 1;
GST_INFO_OBJECT (pb, "started countdown of %d seconds, start taking photo in %d ms", priv->countdown, delay);
g_timeout_add (delay, (GSourceFunc) photo_booth_snapshot_prepare, pb);
gchar* uri = g_filename_to_uri (DEFAULT_AUDIOFILE_COUNTDOWN, NULL, NULL);
GST_INFO_OBJECT (pb, "audio uri: %s", uri);
g_object_set (priv->audio_playbin, "uri", uri, NULL);
g_free (uri);
gst_element_set_state (GST_ELEMENT_PARENT (priv->audio_playbin), GST_STATE_PLAYING);
}
static gboolean photo_booth_snapshot_prepare (PhotoBooth *pb)
{
PhotoBoothPrivate *priv;
GstPad *pad;
gboolean ret;
GST_INFO_OBJECT (pb, "SNAPSHOT!");
GST_DEBUG_BIN_TO_DOT_FILE (GST_BIN (pb->pipeline), GST_DEBUG_GRAPH_SHOW_ALL, "photo_booth_pre_snapshot.dot");
if (!pb->cam_info)
return FALSE;
pb->state = PB_STATE_TAKING_PHOTO;
priv = photo_booth_get_instance_private (pb);
photo_booth_window_set_spinner (priv->win, TRUE);
gst_element_set_state (priv->audio_playbin, GST_STATE_READY);
SEND_COMMAND (pb, CONTROL_PHOTO);
gst_element_set_state (pb->video_bin, GST_STATE_READY);
GST_DEBUG_OBJECT (pb, "photo_booth_preview! halt video_bin...");
pad = gst_element_get_static_pad (pb->video_bin, "src");
pb->video_block_id = gst_pad_add_probe (pad, GST_PAD_PROBE_TYPE_DATA_DOWNSTREAM, _gst_video_probecb, pb, NULL);
gst_object_unref (pad);
gst_element_unlink (pb->video_bin, pb->pixoverlay);
if (pb->photo_block_id)
{
GST_DEBUG_OBJECT (pb, "photo_booth_preview! unblock photo_bin...");
pad = gst_element_get_static_pad (pb->photo_bin, "src");
gst_pad_remove_probe (pad, pb->photo_block_id);
gst_object_unref (pad);
}
ret = gst_element_link (pb->photo_bin, pb->pixoverlay);
GST_DEBUG_OBJECT (pb, "linking %" GST_PTR_FORMAT " ! %" GST_PTR_FORMAT " ret=%i", pb->photo_bin, pb->pixoverlay, ret);
gst_element_set_state (pb->photo_bin, GST_STATE_PLAYING);
return FALSE;
}
static gboolean photo_booth_snapshot_taken (PhotoBooth *pb)
{
GST_INFO_OBJECT (pb, "photo_booth_snapshot_taken size=%lu", pb->cam_info->size);
GstElement *appsrc = gst_bin_get_by_name (GST_BIN (pb->photo_bin), "photo-appsrc");
PhotoBoothPrivate *priv;
GstElement *appsrc;
GstBuffer *buffer;
GstFlowReturn flowret;
GST_INFO_OBJECT (pb, "photo_booth_snapshot_taken size=%lu", pb->cam_info->size);
appsrc = gst_bin_get_by_name (GST_BIN (pb->photo_bin), "photo-appsrc");
buffer = gst_buffer_new_wrapped (pb->cam_info->data, pb->cam_info->size);
g_signal_emit_by_name (appsrc, "push-buffer", buffer, &flowret);
@ -854,12 +864,35 @@ static gboolean photo_booth_snapshot_taken (PhotoBooth *pb)
gst_object_unref (appsrc);
GST_INFO_OBJECT (pb, "photo_booth_snapshot now waiting for user input... PB_STATE_ASKING");
priv = photo_booth_get_instance_private (pb);
GST_INFO_OBJECT (priv->win->button_yes, "priv->win->button_yes showing....");
gtk_widget_show (GTK_WIDGET (priv->win->button_yes));
pb->state = PB_STATE_TAKING_PHOTO;
SEND_COMMAND (pb, CONTROL_PAUSE);
pb->state = PB_STATE_ASKING;
return FALSE;
}
void photo_booth_button_yes_clicked (GtkButton *button, PhotoBoothWindow *win)
{
PhotoBooth *pb = PHOTO_BOOTH_FROM_WINDOW (win);
GST_DEBUG_OBJECT (pb, "on_button_yes_clicked");
if (pb->state == PB_STATE_ASKING)
{
photo_booth_print (pb);
}
}
static void photo_booth_print (PhotoBooth *pb)
{
PhotoBoothPrivate *priv;
GST_DEBUG_OBJECT (pb, "!!!PRINT!!!");
priv = photo_booth_get_instance_private (pb);
gtk_widget_hide (GTK_WIDGET (priv->win->button_yes));
}
PhotoBooth *photo_booth_new (void)
{
return g_object_new (PHOTO_BOOTH_TYPE,

15
photobooth.css
View file

@ -3,8 +3,17 @@
}
.countdown_label {
color: white;
color: rgba (150, 200, 200, 255);
text-shadow: 10px 10px #000000
font-weight: bold;
font-size: 60px;
padding: 0 0 0 0;
font-size: 80px;
padding: 0 0 0 0;
}
.button_yes {
color: rgba (0, 0, 110, 255);
background: rgba (168, 233, 255, 200);
font-weight: bold;
font-size: 80px;
padding: 20px 20px 20px 20px;
}

2
photobooth.h
View file

@ -79,11 +79,13 @@ typedef enum
PB_STATE_PRINTING
} PhotoboothState;
#define PHOTO_BOOTH_TYPE (photo_booth_get_type ())
#define PHOTO_BOOTH(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj),PHOTO_BOOTH_TYPE,PhotoBooth))
#define PHOTO_BOOTH_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PHOTO_BOOTH_TYPE,PhotoBoothClass))
#define IS_PHOTO_BOOTH(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj),PHOTO_BOOTH_TYPE))
#define IS_PHOTO_BOOTH_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PHOTO_BOOTH_TYPE))
#define PHOTO_BOOTH_FROM_WINDOW(win) (PHOTO_BOOTH (gtk_window_get_application (GTK_WINDOW (win))))
typedef struct _PhotoBooth PhotoBooth;
typedef struct _PhotoBoothClass PhotoBoothClass;

46
photobooth.ui
View file

@ -11,11 +11,15 @@
<object class="GtkOverlay" id="overlay">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="events">GDK_BUTTON_PRESS_MASK</property>
<signal name="button-press-event" handler="photo_booth_background_clicked" swapped="no"/>
<child>
<placeholder/>
</child>
<child type="overlay">
<object class="GtkLabel" id="countdown_label">
<property name="width_request">400</property>
<property name="height_request">300</property>
<property name="visible">False</property>
<property name="can_focus">False</property>
<property name="opacity">0.9</property>
<property name="halign">center</property>
@ -33,7 +37,7 @@
</style>
</object>
<packing>
<property name="index">-1</property>
<property name="index">1</property>
</packing>
</child>
<child type="overlay">
@ -45,15 +49,47 @@
<property name="opacity">0.8</property>
<property name="halign">center</property>
<property name="valign">center</property>
<property name="hexpand">True</property>
<property name="vexpand">True</property>
<property name="hexpand">False</property>
<property name="vexpand">False</property>
<property name="active">True</property>
<style>
<class name="transparentbg"/>
</style>
</object>
<packing>
<property name="index">1</property>
<property name="index">2</property>
</packing>
</child>
<child type="overlay">
<object class="GtkFixed">
<property name="visible">True</property>
<property name="can_focus">False</property>
<child>
<object class="GtkButton" id="button_yes">
<property name="label" translatable="yes">Ausdrucken!</property>
<property name="width_request">300</property>
<property name="height_request">200</property>
<property name="can_focus">True</property>
<property name="receives_default">False</property>
<property name="margin_top">10</property>
<property name="margin_bottom">10</property>
<signal name="clicked" handler="photo_booth_button_yes_clicked" swapped="no"/>
<style>
<class name="button_yes"/>
</style>
</object>
<packing>
<property name="x">130</property>
<property name="y">104</property>
</packing>
</child>
<style>
<class name="transparentbg"/>
</style>
</object>
<packing>
<property name="pass_through">True</property>
<property name="index">2</property>
</packing>
</child>
<style>

9
photoboothwin.c
View file

@ -30,20 +30,21 @@ struct _PhotoBoothWindowPrivate
G_DEFINE_TYPE_WITH_PRIVATE (PhotoBoothWindow, photo_booth_window, GTK_TYPE_APPLICATION_WINDOW);
GST_DEBUG_CATEGORY_STATIC (photo_booth_windows_debug);
#define GST_CAT_DEFAULT photo_booth_windows_debug
static void photo_booth_window_class_init (PhotoBoothWindowClass *klass)
{
GST_DEBUG_OBJECT (klass, "photo_booth_window_class_init");
GST_DEBUG_CATEGORY_INIT (photo_booth_windows_debug, "photoboothwin", GST_DEBUG_BOLD | GST_DEBUG_FG_WHITE | GST_DEBUG_BG_BLUE, "PhotoBoothWindow");
gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (klass), "/org/schaffenburg/photobooth/photobooth.ui");
gtk_widget_class_bind_template_child_private (GTK_WIDGET_CLASS (klass), PhotoBoothWindow, overlay);
// gtk_widget_class_bind_template_child_private (GTK_WIDGET_CLASS (klass), PhotoBoothWindow, drawing_area);
gtk_widget_class_bind_template_child_private (GTK_WIDGET_CLASS (klass), PhotoBoothWindow, spinner);
gtk_widget_class_bind_template_child_private (GTK_WIDGET_CLASS (klass), PhotoBoothWindow, countdown_label);
// gtk_widget_class_bind_template_child_private (GTK_WIDGET_CLASS (klass), PhotoBoothWindow, statusbar);
gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (klass), PhotoBoothWindow, button_yes);
}
static void photo_booth_window_init (PhotoBoothWindow *win)
{
GST_DEBUG_OBJECT (win, "photo_booth_window_init");
gtk_widget_init_template (GTK_WIDGET (win));
}

1
photoboothwin.h
View file

@ -33,6 +33,7 @@ typedef struct _PhotoBoothWindowClass PhotoBoothWindowClass;
struct _PhotoBoothWindow
{
GtkApplicationWindow parent;
GtkButton *button_yes;
};
struct _PhotoBoothWindowClass