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/* GStreamer
* Copyright (C) 2023 Seungha Yang <seungha@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.
*/
#pragma once
#include <gst/d3d11/gstd3d11.h>
#include <gst/video/video.h>
#include <gst/base/base.h>
#include <string>
#include "gstdwrite-utils.h"
#include "gstdwrite-enums.h"
#include <vector>
G_BEGIN_DECLS
#define GST_TYPE_DWRITE_BASE_OVERLAY (gst_dwrite_base_overlay_get_type())
#define GST_DWRITE_BASE_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DWRITE_BASE_OVERLAY,GstDWriteBaseOverlay))
#define GST_DWRITE_BASE_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_DWRITE_BASE_OVERLAY,GstDWriteBaseOverlayClass))
#define GST_DWRITE_BASE_OVERLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_DWRITE_BASE_OVERLAY,GstDWriteBaseOverlayClass))
#define GST_IS_DWRITE_BASE_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DWRITE_BASE_OVERLAY))
#define GST_IS_DWRITE_BASE_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_DWRITE_BASE_OVERLAY))
typedef struct _GstDWriteBaseOverlay GstDWriteBaseOverlay;
typedef struct _GstDWriteBaseOverlayClass GstDWriteBaseOverlayClass;
typedef struct _GstDWriteBaseOverlayPrivate GstDWriteBaseOverlayPrivate;
typedef std::wstring WString;
struct _GstDWriteBaseOverlay
{
GstBaseTransform parent;
GstVideoInfo info;
GstDWriteBaseOverlayPrivate *priv;
};
struct _GstDWriteBaseOverlayClass
{
GstBaseTransformClass parent_class;
gboolean (*sink_event) (GstDWriteBaseOverlay * overlay,
GstEvent * event);
WString (*get_text) (GstDWriteBaseOverlay * overlay,
const std::wstring & default_text,
GstBuffer * buffer);
void (*after_transform) (GstDWriteBaseOverlay * overlay,
GstBuffer * buffer);
};
GType gst_dwrite_base_overlay_get_type (void);
void gst_dwrite_base_overlay_build_param_specs (std::vector<GParamSpec *> & pspec);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstDWriteBaseOverlay, gst_object_unref)
G_END_DECLS
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