93 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			93 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GStreamer
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|  * Copyright (C) 2021 Igalia, S.L.
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|  *     Author: Víctor Jáquez <vjaquez@igalia.com>
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|  *
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|  * This library is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Library General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2 of the License, or (at your option) any later version.
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|  *
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|  * This library is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|  * Library General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Library General Public
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|  * License along with this library; if not, write to the
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|  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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|  * Boston, MA 02110-1301, USA.
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|  */
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| 
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| #pragma once
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| 
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| #include <gst/base/gstbasetransform.h>
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| 
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| #include "gstvafilter.h"
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| 
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| G_BEGIN_DECLS
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| 
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| #define GST_TYPE_VA_BASE_TRANSFORM            (gst_va_base_transform_get_type())
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| #define GST_VA_BASE_TRANSFORM(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_VA_BASE_TRANSFORM, GstVaBaseTransform))
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| #define GST_IS_VA_BASE_TRANSFORM(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_VA_BASE_TRANSFORM))
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| #define GST_VA_BASE_TRANSFORM_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass),  GST_TYPE_VA_BASE_TRANSFORM, GstVaBaseTransformClass))
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| #define GST_IS_VA_BASE_TRANSFORM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),  GST_TYPE_VA_BASE_TRANSFORM))
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| #define GST_VA_BASE_TRANSFORM_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj),  GST_TYPE_VA_BASE_TRANSFORM, GstVaBaseTransformClass))
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| 
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| typedef struct _GstVaBaseTransform GstVaBaseTransform;
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| typedef struct _GstVaBaseTransformClass GstVaBaseTransformClass;
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| typedef struct _GstVaBaseTransformPrivate GstVaBaseTransformPrivate;
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| 
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| struct _GstVaBaseTransform
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| {
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|   GstBaseTransform parent;
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| 
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|   /*< public >*/
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|   GstVaDisplay *display;
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|   GstVaFilter *filter;
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| 
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|   GstCaps *in_caps;
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|   GstCaps *out_caps;
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|   GstVideoInfo in_info;
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|   GstVideoInfo out_info;
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| 
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|   gboolean negotiated;
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| 
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|   guint extra_min_buffers;
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| 
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|   /*< private >*/
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|   GstVaBaseTransformPrivate *priv;
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| 
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|   gpointer _padding[GST_PADDING];
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| };
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| 
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| struct _GstVaBaseTransformClass
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| {
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|   GstBaseTransformClass parent_class;
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| 
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|   /*< public >*/
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|   gboolean (*set_info) (GstVaBaseTransform *self,
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|                         GstCaps *incaps, GstVideoInfo *in_info,
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|                         GstCaps *outcaps, GstVideoInfo *out_info);
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| 
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|   void (*update_properties) (GstVaBaseTransform *self);
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| 
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|   /*< private >*/
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|   gchar *render_device_path;
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| 
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|   gpointer _padding[GST_PADDING];
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| };
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| 
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| GType                 gst_va_base_transform_get_type      (void);
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| 
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| GstAllocator *        gst_va_base_transform_allocator_from_caps
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|                                                           (GstVaBaseTransform * self,
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|                                                            GstCaps * caps);
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| 
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| GstFlowReturn         gst_va_base_transform_import_buffer (GstVaBaseTransform * self,
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|                                                            GstBuffer * inbuf,
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|                                                            GstBuffer ** buf);
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| 
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| G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstVaBaseTransform, gst_object_unref)
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| 
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| G_END_DECLS
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