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/*
* gstvaapicodec_objects.h - VA codec objects abstraction
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
* Copyright (C) 2011-2014 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#ifndef GST_VAAPI_CODEC_COMMON_H
#define GST_VAAPI_CODEC_COMMON_H
#include <gst/vaapi/gstvaapiminiobject.h>
#include <gst/vaapi/gstvaapidecoder.h>
G_BEGIN_DECLS
typedef gpointer GstVaapiCodecBase;
typedef struct _GstVaapiCodecObject GstVaapiCodecObject;
typedef struct _GstVaapiCodecObjectClass GstVaapiCodecObjectClass;
typedef struct _GstVaapiIqMatrix GstVaapiIqMatrix;
typedef struct _GstVaapiBitPlane GstVaapiBitPlane;
typedef struct _GstVaapiHuffmanTable GstVaapiHuffmanTable;
typedef struct _GstVaapiProbabilityTable GstVaapiProbabilityTable;
/* ------------------------------------------------------------------------- */
/* --- Base Codec Object --- */
/* ------------------------------------------------------------------------- */
/* XXX: remove when a common base class for decoder and encoder is available */
#define GST_VAAPI_CODEC_BASE(obj) \
((GstVaapiCodecBase *) (obj))
#define GST_VAAPI_CODEC_OBJECT(obj) \
((GstVaapiCodecObject *) (obj))
enum
{
GST_VAAPI_CODEC_OBJECT_FLAG_CONSTRUCTED = (1 << 0),
GST_VAAPI_CODEC_OBJECT_FLAG_LAST = (1 << 1)
};
typedef struct
{
gconstpointer param;
guint param_size;
gconstpointer data;
guint data_size;
guint flags;
} GstVaapiCodecObjectConstructorArgs;
typedef gboolean
(*GstVaapiCodecObjectCreateFunc)(GstVaapiCodecObject * object,
const GstVaapiCodecObjectConstructorArgs * args);
typedef GDestroyNotify GstVaapiCodecObjectDestroyFunc;
/**
* GstVaapiCodecObject:
*
* A #GstVaapiMiniObject holding the base codec object data
*/
struct _GstVaapiCodecObject
{
/*< private >*/
GstVaapiMiniObject parent_instance;
GstVaapiCodecBase *codec;
};
/**
* GstVaapiCodecObjectClass:
*
* The #GstVaapiCodecObject base class.
*/
struct _GstVaapiCodecObjectClass
{
/*< private >*/
GstVaapiMiniObjectClass parent_class;
GstVaapiCodecObjectCreateFunc create;
};
G_GNUC_INTERNAL
const GstVaapiCodecObjectClass *
gst_vaapi_codec_object_get_class (GstVaapiCodecObject * object) G_GNUC_CONST;
G_GNUC_INTERNAL
GstVaapiCodecObject *
gst_vaapi_codec_object_new (const GstVaapiCodecObjectClass * object_class,
GstVaapiCodecBase * codec, gconstpointer param, guint param_size,
gconstpointer data, guint data_size, guint flags);
#define gst_vaapi_codec_object_ref(object) \
((gpointer) gst_vaapi_mini_object_ref (GST_VAAPI_MINI_OBJECT (object)))
#define gst_vaapi_codec_object_unref(object) \
gst_vaapi_mini_object_unref (GST_VAAPI_MINI_OBJECT (object))
#define gst_vaapi_codec_object_replace(old_object_ptr, new_object) \
gst_vaapi_mini_object_replace ((GstVaapiMiniObject **) (old_object_ptr), \
GST_VAAPI_MINI_OBJECT (new_object))
/* ------------------------------------------------------------------------- */
/* --- Inverse Quantization Matrices --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_IQ_MATRIX_CAST(obj) \
((GstVaapiIqMatrix *) (obj))
/**
* GstVaapiIqMatrix:
*
* A #GstVaapiCodecObject holding an inverse quantization matrix parameter.
*/
struct _GstVaapiIqMatrix
{
/*< private >*/
GstVaapiCodecObject parent_instance;
VABufferID param_id;
/*< public >*/
gpointer param;
};
G_GNUC_INTERNAL
GstVaapiIqMatrix *
gst_vaapi_iq_matrix_new (GstVaapiDecoder * decoder, gconstpointer param,
guint param_size);
/* ------------------------------------------------------------------------- */
/* --- VC-1 Bit Planes --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_BITPLANE_CAST(obj) \
((GstVaapiBitPlane *) (obj))
/**
* GstVaapiBitPlane:
*
* A #GstVaapiCodecObject holding a VC-1 bit plane parameter.
*/
struct _GstVaapiBitPlane
{
/*< private >*/
GstVaapiCodecObject parent_instance;
VABufferID data_id;
/*< public >*/
guint8 *data;
};
G_GNUC_INTERNAL
GstVaapiBitPlane *
gst_vaapi_bitplane_new (GstVaapiDecoder * decoder, guint8 * data,
guint data_size);
/* ------------------------------------------------------------------------- */
/* --- JPEG Huffman Tables --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_HUFFMAN_TABLE_CAST(obj) \
((GstVaapiHuffmanTable *) (obj))
/**
* GstVaapiHuffmanTable:
*
* A #GstVaapiCodecObject holding huffman table.
*/
struct _GstVaapiHuffmanTable
{
/*< private >*/
GstVaapiCodecObject parent_instance;
VABufferID param_id;
/*< public >*/
gpointer param;
};
G_GNUC_INTERNAL
GstVaapiHuffmanTable *
gst_vaapi_huffman_table_new (GstVaapiDecoder * decoder, guint8 * data,
guint data_size);
/* ------------------------------------------------------------------------- */
/* --- Probability (Update) Table --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_PROBABILITY_TABLE_CAST(obj) \
((GstVaapiProbabilityTable *)(obj))
/**
* GstVaapiProbabilityTable:
*
* A #GstVaapiCodecObject holding an Probability (Update) Table for RAC decoding
*/
struct _GstVaapiProbabilityTable
{
/*< private > */
GstVaapiCodecObject parent_instance;
VABufferID param_id;
/*< public > */
gpointer param;
};
G_GNUC_INTERNAL
GstVaapiProbabilityTable *
gst_vaapi_probability_table_new (GstVaapiDecoder * decoder,
gconstpointer param, guint param_size);
/* ------------------------------------------------------------------------- */
/* --- Helpers to create codec-dependent objects --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_CODEC_DEFINE_TYPE(type, prefix) \
G_GNUC_INTERNAL \
void \
G_PASTE (prefix, _destroy) (type *); \
\
G_GNUC_INTERNAL \
gboolean \
G_PASTE (prefix, _create) (type *, \
const GstVaapiCodecObjectConstructorArgs * args); \
\
static const GstVaapiCodecObjectClass G_PASTE (type, Class) = { \
.parent_class = { \
.size = sizeof (type), \
.finalize = (GstVaapiCodecObjectDestroyFunc) \
G_PASTE (prefix, _destroy) \
}, \
.create = (GstVaapiCodecObjectCreateFunc) \
G_PASTE (prefix, _create), \
}
#define GST_VAAPI_IQ_MATRIX_NEW(codec, decoder) \
gst_vaapi_iq_matrix_new (GST_VAAPI_DECODER_CAST (decoder), \
NULL, sizeof (G_PASTE (VAIQMatrixBuffer, codec)))
#define GST_VAAPI_BITPLANE_NEW(decoder, size) \
gst_vaapi_bitplane_new (GST_VAAPI_DECODER_CAST (decoder), NULL, size)
#define GST_VAAPI_HUFFMAN_TABLE_NEW(codec, decoder) \
gst_vaapi_huffman_table_new (GST_VAAPI_DECODER_CAST (decoder), \
NULL, sizeof (G_PASTE (VAHuffmanTableBuffer, codec)))
#define GST_VAAPI_PROBABILITY_TABLE_NEW(codec, decoder) \
gst_vaapi_probability_table_new (GST_VAAPI_DECODER_CAST (decoder), \
NULL, sizeof (G_PASTE (VAProbabilityDataBuffer, codec)))
G_END_DECLS
#endif /* GST_VAAPI_CODEC_OBJECTS_H */
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