--- /dev/null
+/*
+ * gstvaapisurfaceproxy.c - VA surface proxy
+ *
+ * gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+/**
+ * SECTION:gstvaapisurfaceproxy
+ * @short_description: VA surface proxy
+ */
+
+#include "config.h"
+#include "gstvaapisurfaceproxy.h"
+
+#define DEBUG 1
+#include "gstvaapidebug.h"
+
+G_DEFINE_TYPE(GstVaapiSurfaceProxy, gst_vaapi_surface_proxy, G_TYPE_OBJECT);
+
+enum {
+ PROP_0,
+
+ PROP_CONTEXT,
+ PROP_SURFACE
+};
+
+static void
+gst_vaapi_surface_proxy_finalize(GObject *object)
+{
+ GstVaapiSurfaceProxy * const proxy = GST_VAAPI_SURFACE_PROXY(object);
+
+ if (proxy->surface) {
+ if (proxy->context)
+ gst_vaapi_context_put_surface(proxy->context, proxy->surface);
+ g_object_unref(proxy->surface);
+ proxy->surface = NULL;
+ }
+
+ if (proxy->context) {
+ g_object_unref(proxy->context);
+ proxy->context = NULL;
+ }
+
+ G_OBJECT_CLASS(gst_vaapi_surface_proxy_parent_class)->finalize(object);
+}
+
+static void
+gst_vaapi_surface_proxy_set_property(
+ GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec
+)
+{
+ GstVaapiSurfaceProxy * const proxy = GST_VAAPI_SURFACE_PROXY(object);
+
+ switch (prop_id) {
+ case PROP_CONTEXT:
+ gst_vaapi_surface_proxy_set_context(proxy, g_value_get_pointer(value));
+ break;
+ case PROP_SURFACE:
+ gst_vaapi_surface_proxy_set_surface(proxy, g_value_get_pointer(value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_vaapi_surface_proxy_get_property(
+ GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec
+)
+{
+ GstVaapiSurfaceProxy * const proxy = GST_VAAPI_SURFACE_PROXY(object);
+
+ switch (prop_id) {
+ case PROP_CONTEXT:
+ g_value_set_pointer(value, gst_vaapi_surface_proxy_get_context(proxy));
+ break;
+ case PROP_SURFACE:
+ g_value_set_pointer(value, gst_vaapi_surface_proxy_get_surface(proxy));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_vaapi_surface_proxy_class_init(GstVaapiSurfaceProxyClass *klass)
+{
+ GObjectClass * const object_class = G_OBJECT_CLASS(klass);
+
+ object_class->finalize = gst_vaapi_surface_proxy_finalize;
+ object_class->set_property = gst_vaapi_surface_proxy_set_property;
+ object_class->get_property = gst_vaapi_surface_proxy_get_property;
+
+ g_object_class_install_property
+ (object_class,
+ PROP_CONTEXT,
+ g_param_spec_pointer("context",
+ "Context",
+ "The context stored in the proxy",
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property
+ (object_class,
+ PROP_SURFACE,
+ g_param_spec_pointer("surface",
+ "Surface",
+ "The surface stored in the proxy",
+ G_PARAM_READWRITE));
+}
+
+static void
+gst_vaapi_surface_proxy_init(GstVaapiSurfaceProxy *proxy)
+{
+ proxy->context = NULL;
+ proxy->surface = NULL;
+}
+
+/**
+ * gst_vaapi_surface_proxy_new:
+ * @context: a #GstVaapiContext
+ * @surface: a #GstVaapiSurface
+ *
+ * Creates a new #GstVaapiSurfaceProxy with the specified context and
+ * surface.
+ *
+ * Return value: the newly allocated #GstVaapiSurfaceProxy object
+ */
+GstVaapiSurfaceProxy *
+gst_vaapi_surface_proxy_new(GstVaapiContext *context, GstVaapiSurface *surface)
+{
+ g_return_val_if_fail(GST_VAAPI_IS_CONTEXT(context), NULL);
+ g_return_val_if_fail(GST_VAAPI_IS_SURFACE(surface), NULL);
+
+ return g_object_new(GST_VAAPI_TYPE_SURFACE_PROXY,
+ "context", context,
+ "surface", surface,
+ NULL);
+}
+
+/**
+ * gst_vaapi_surface_proxy_get_context:
+ * @proxy: a #GstVaapiSurfaceProxy
+ *
+ * Returns the #GstVaapiContext stored in the @proxy.
+ *
+ * Return value: the #GstVaapiContext
+ */
+GstVaapiContext *
+gst_vaapi_surface_proxy_get_context(GstVaapiSurfaceProxy *proxy)
+{
+ g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), NULL);
+
+ return proxy->context;
+}
+
+/**
+ * gst_vaapi_surface_proxy_set_context:
+ * @proxy: a #GstVaapiSurfaceProxy
+ * @context: the new #GstVaapiContext to be stored in @proxy
+ *
+ * Stores a new @context into the @proxy. The proxy releases the
+ * previous reference, if any, and then holds a reference to the new
+ * @context.
+ */
+void
+gst_vaapi_surface_proxy_set_context(
+ GstVaapiSurfaceProxy *proxy,
+ GstVaapiContext *context
+)
+{
+ g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
+ g_return_if_fail(GST_VAAPI_IS_CONTEXT(context));
+
+ if (proxy->context) {
+ g_object_unref(proxy->context);
+ proxy->context = NULL;
+ }
+
+ if (context)
+ proxy->context = g_object_ref(context);
+}
+
+/**
+ * gst_vaapi_surface_proxy_get_surface:
+ * @proxy: a #GstVaapiSurfaceProxy
+ *
+ * Returns the #GstVaapiSurface stored in the @proxy.
+ *
+ * Return value: the #GstVaapiSurface
+ */
+GstVaapiSurface *
+gst_vaapi_surface_proxy_get_surface(GstVaapiSurfaceProxy *proxy)
+{
+ g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), NULL);
+
+ return proxy->surface;
+}
+
+/**
+ * gst_vaapi_surface_proxy_set_surface:
+ * @proxy: a #GstVaapiSurfaceProxy
+ * @surface: the new #GstVaapiSurface to be stored in @proxy
+ *
+ * Stores a new @surface into the @proxy. The proxy releases the
+ * previous reference, if any, and then holds a reference to the new
+ * @surface.
+ */
+void
+gst_vaapi_surface_proxy_set_surface(
+ GstVaapiSurfaceProxy *proxy,
+ GstVaapiSurface *surface
+)
+{
+ g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
+ g_return_if_fail(GST_VAAPI_IS_SURFACE(surface));
+
+ if (proxy->surface) {
+ g_object_unref(proxy->surface);
+ proxy->surface = NULL;
+ }
+
+ if (surface)
+ proxy->surface = g_object_ref(surface);
+}
--- /dev/null
+/*
+ * gstvaapisurfaceproxy.h - VA surface proxy
+ *
+ * gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifndef GST_VAAPI_SURFACE_PROXY_H
+#define GST_VAAPI_SURFACE_PROXY_H
+
+#include <glib-object.h>
+#include <gst/vaapi/gstvaapicontext.h>
+#include <gst/vaapi/gstvaapisurface.h>
+
+G_BEGIN_DECLS
+
+#define GST_VAAPI_TYPE_SURFACE_PROXY \
+ (gst_vaapi_surface_proxy_get_type())
+
+#define GST_VAAPI_SURFACE_PROXY(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj), \
+ GST_VAAPI_TYPE_SURFACE_PROXY, \
+ GstVaapiSurfaceProxy))
+
+#define GST_VAAPI_SURFACE_PROXY_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass), \
+ GST_VAAPI_TYPE_SURFACE_PROXY, \
+ GstVaapiSurfaceProxyClass))
+
+#define GST_VAAPI_IS_SURFACE_PROXY(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_SURFACE_PROXY))
+
+#define GST_VAAPI_IS_SURFACE_PROXY_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_SURFACE_PROXY))
+
+#define GST_VAAPI_SURFACE_PROXY_GET_CLASS(obj) \
+ (G_TYPE_INSTANCE_GET_CLASS((obj), \
+ GST_VAAPI_TYPE_SURFACE_PROXY, \
+ GstVaapiSurfaceProxyClass))
+
+typedef struct _GstVaapiSurfaceProxy GstVaapiSurfaceProxy;
+typedef struct _GstVaapiSurfaceProxyClass GstVaapiSurfaceProxyClass;
+
+/**
+ * GstVaapiSurfaceProxy:
+ * @surface: a #GstVaapiSurface
+ * @context: the #GstVaapiContext to which the @surface is bound
+ *
+ * A wrapper around a VA surface and context.
+ */
+struct _GstVaapiSurfaceProxy {
+ /*< private >*/
+ GObject parent_instance;
+
+ GstVaapiContext *context;
+ GstVaapiSurface *surface;
+};
+
+/**
+ * GstVaapiSurfaceProxyClass:
+ *
+ * A wrapper around a VA surface and context.
+ */
+struct _GstVaapiSurfaceProxyClass {
+ /*< private >*/
+ GObjectClass parent_class;
+};
+
+GType
+gst_vaapi_surface_proxy_get_type(void);
+
+GstVaapiSurfaceProxy *
+gst_vaapi_surface_proxy_new(GstVaapiContext *context, GstVaapiSurface *surface);
+
+GstVaapiContext *
+gst_vaapi_surface_proxy_get_context(GstVaapiSurfaceProxy *proxy);
+
+void
+gst_vaapi_surface_proxy_set_context(
+ GstVaapiSurfaceProxy *proxy,
+ GstVaapiContext *context
+);
+
+GstVaapiSurface *
+gst_vaapi_surface_proxy_get_surface(GstVaapiSurfaceProxy *proxy);
+
+void
+gst_vaapi_surface_proxy_set_surface(
+ GstVaapiSurfaceProxy *proxy,
+ GstVaapiSurface *surface
+);
+
+G_END_DECLS
+
+#endif /* GST_VAAPI_SURFACE_PROXY_H */