WIP

2025-08-31 16:31:58 +02:00 · 2022-02-02 18:19:26 +01:00
parent 159f96c984
commit 8a597fffe7
13 changed files with 1847 additions and 35 deletions
--- a/lib/gst/plugin/gtkclapperobject.h
+++ b/lib/gst/plugin/gtkclapperobject.h
@@ -0,0 +1,117 @@
+/*
+ * GStreamer
+ * Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
+ * Copyright (C) 2020-2022 Rafał Dzięgiel <rafostar.github@gmail.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.
+ */
+
+#pragma once
+
+#include <gtk/gtk.h>
+#include <gst/gst.h>
+#include <gst/video/video.h>
+#include <gst/gl/gl.h>
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_CLAPPER_OBJECT            (gtk_clapper_object_get_type ())
+#define GTK_IS_CLAPPER_OBJECT(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CLAPPER_OBJECT))
+#define GTK_IS_CLAPPER_OBJECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CLAPPER_OBJECT))
+#define GTK_CLAPPER_OBJECT_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CLAPPER_OBJECT, GtkClapperObjectClass))
+#define GTK_CLAPPER_OBJECT_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CLAPPER_OBJECT, GtkClapperObjectClass))
+#define GTK_CLAPPER_OBJECT(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CLAPPER_OBJECT, GtkClapperObject))
+#define GTK_CLAPPER_OBJECT_CAST(obj)       ((GtkClapperObject*)(obj))
+
+#define GTK_CLAPPER_OBJECT_LOCK(w)         g_mutex_lock(&((GtkClapperObject*)(w))->lock)
+#define GTK_CLAPPER_OBJECT_UNLOCK(w)       g_mutex_unlock(&((GtkClapperObject*)(w))->lock)
+
+typedef struct _GtkClapperObject GtkClapperObject;
+typedef struct _GtkClapperObjectClass GtkClapperObjectClass;
+
+struct _GtkClapperObject
+{
+  GObject parent;
+
+  GtkPicture *picture;
+  GdkPaintable *paintable;
+
+  GstGLDisplay *display;
+  GdkGLContext *gdk_context;
+  GstGLContext *wrapped_context;
+
+  /* properties */
+  gboolean force_aspect_ratio;
+  gint par_n, par_d;
+  gboolean keep_last_frame;
+
+  gint display_width;
+  gint display_height;
+  gdouble display_aspect_ratio;
+
+  /* Object dimensions */
+  gint scaled_width;
+  gint scaled_height;
+
+  /* Position coords */
+  gdouble last_pos_x;
+  gdouble last_pos_y;
+
+  gboolean negotiated;
+  gboolean ignore_buffers;
+
+  GstBuffer *pending_buffer;
+  GstBuffer *buffer;
+
+  GstVideoInfo pending_v_info;
+  GstVideoInfo v_info;
+
+  guint texture_id;
+
+  /* resize */
+  gboolean pending_resize;
+  guint display_ratio_num;
+  guint display_ratio_den;
+
+  /*< private >*/
+  GMutex lock;
+  GWeakRef element;
+
+  /* event controllers */
+  GtkEventController *key_controller;
+  GtkEventController *motion_controller;
+  GtkGesture *click_gesture;
+
+  /* Pending draw idles callback */
+  guint draw_id;
+};
+
+struct _GtkClapperObjectClass
+{
+  GObjectClass parent_class;
+};
+
+GType              gtk_clapper_object_get_type             (void);
+GtkClapperObject * gtk_clapper_object_new                  (void);
+GtkWidget *        gtk_clapper_object_get_widget           (GtkClapperObject *object);
+
+gboolean           gtk_clapper_object_init_winsys          (GtkClapperObject *object);
+
+gboolean           gtk_clapper_object_set_format           (GtkClapperObject *object, GstVideoInfo *v_info);
+void               gtk_clapper_object_set_buffer           (GtkClapperObject *object, GstBuffer *buffer);
+void               gtk_clapper_object_set_element          (GtkClapperObject *object, GstElement *element);
+
+G_END_DECLS