gstreamer/subprojects/gst-plugins-bad/sys/va/gstvabasetransform.h

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/* GStreamer
* Copyright (C) 2021 Igalia, S.L.
* Author: Víctor Jáquez <vjaquez@igalia.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/base/gstbasetransform.h>
#include "gstvafilter.h"
G_BEGIN_DECLS
#define GST_TYPE_VA_BASE_TRANSFORM (gst_va_base_transform_get_type())
#define GST_VA_BASE_TRANSFORM(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_VA_BASE_TRANSFORM, GstVaBaseTransform))
#define GST_IS_VA_BASE_TRANSFORM(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_VA_BASE_TRANSFORM))
#define GST_VA_BASE_TRANSFORM_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_VA_BASE_TRANSFORM, GstVaBaseTransformClass))
#define GST_IS_VA_BASE_TRANSFORM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_VA_BASE_TRANSFORM))
#define GST_VA_BASE_TRANSFORM_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_VA_BASE_TRANSFORM, GstVaBaseTransformClass))
typedef struct _GstVaBaseTransform GstVaBaseTransform;
typedef struct _GstVaBaseTransformClass GstVaBaseTransformClass;
typedef struct _GstVaBaseTransformPrivate GstVaBaseTransformPrivate;
struct _GstVaBaseTransform
{
GstBaseTransform parent;
/*< public >*/
GstVaDisplay *display;
GstVaFilter *filter;
GstCaps *in_caps;
GstCaps *out_caps;
GstVideoInfo in_info;
GstVideoInfo out_info;
gboolean negotiated;
guint extra_min_buffers;
/*< private >*/
GstVaBaseTransformPrivate *priv;
gpointer _padding[GST_PADDING];
};
struct _GstVaBaseTransformClass
{
GstBaseTransformClass parent_class;
/*< public >*/
gboolean (*set_info) (GstVaBaseTransform *self,
GstCaps *incaps, GstVideoInfo *in_info,
GstCaps *outcaps, GstVideoInfo *out_info);
void (*update_properties) (GstVaBaseTransform *self);
/*< private >*/
gchar *render_device_path;
gpointer _padding[GST_PADDING];
};
GType gst_va_base_transform_get_type (void);
GstAllocator * gst_va_base_transform_allocator_from_caps
(GstVaBaseTransform * self,
GstCaps * caps);
GstFlowReturn gst_va_base_transform_import_buffer (GstVaBaseTransform * self,
GstBuffer * inbuf,
GstBuffer ** buf);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstVaBaseTransform, gst_object_unref)
G_END_DECLS