gstreamer/gst-libs/gst/vaapi/gstvaapicodec_objects.c

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/*
* gstvaapicodec_objects.c - VA codec objects abstraction
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
* Copyright (C) 2011-2013 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
*/
#include "sysdeps.h"
#include <string.h>
#include <gst/vaapi/gstvaapicontext.h>
#include "gstvaapicodec_objects.h"
#include "gstvaapidecoder_priv.h"
#include "gstvaapicompat.h"
#include "gstvaapiutils.h"
#define DEBUG 1
#include "gstvaapidebug.h"
/* ------------------------------------------------------------------------- */
/* --- Base Codec Object --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_CODEC_OBJECT_GET_CLASS(object) \
gst_vaapi_codec_object_get_class(object)
const GstVaapiCodecObjectClass *
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gst_vaapi_codec_object_get_class (GstVaapiCodecObject * object)
{
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return (const GstVaapiCodecObjectClass *)
GST_VAAPI_MINI_OBJECT_GET_CLASS (object);
}
static gboolean
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gst_vaapi_codec_object_create (GstVaapiCodecObject * object,
const GstVaapiCodecObjectConstructorArgs * args)
{
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const GstVaapiCodecObjectClass *klass;
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g_return_val_if_fail (args->param_size > 0, FALSE);
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if (GST_VAAPI_MINI_OBJECT_FLAG_IS_SET (object,
GST_VAAPI_CODEC_OBJECT_FLAG_CONSTRUCTED))
return TRUE;
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klass = GST_VAAPI_CODEC_OBJECT_GET_CLASS (object);
if (!klass->create || !klass->create (object, args))
return FALSE;
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GST_VAAPI_MINI_OBJECT_FLAG_SET (object,
GST_VAAPI_CODEC_OBJECT_FLAG_CONSTRUCTED);
return TRUE;
}
GstVaapiCodecObject *
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gst_vaapi_codec_object_new (const GstVaapiCodecObjectClass * object_class,
GstVaapiCodecBase * codec, gconstpointer param, guint param_size,
gconstpointer data, guint data_size, guint flags)
{
GstVaapiCodecObject *obj;
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GstVaapiCodecObjectConstructorArgs args;
obj =
(GstVaapiCodecObject *)
gst_vaapi_mini_object_new0 (GST_VAAPI_MINI_OBJECT_CLASS (object_class));
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if (!obj)
return NULL;
obj = GST_VAAPI_CODEC_OBJECT (obj);
obj->codec = codec;
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args.param = param;
args.param_size = param_size;
args.data = data;
args.data_size = data_size;
args.flags = flags;
if (gst_vaapi_codec_object_create (obj, &args))
return obj;
gst_vaapi_codec_object_unref (obj);
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return NULL;
}
#define GET_DECODER(obj) GST_VAAPI_DECODER_CAST((obj)->parent_instance.codec)
#define GET_VA_DISPLAY(obj) GET_DECODER(obj)->va_display
#define GET_VA_CONTEXT(obj) GET_DECODER(obj)->va_context
/* ------------------------------------------------------------------------- */
/* --- Inverse Quantization Matrices --- */
/* ------------------------------------------------------------------------- */
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GST_VAAPI_CODEC_DEFINE_TYPE (GstVaapiIqMatrix, gst_vaapi_iq_matrix);
void
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gst_vaapi_iq_matrix_destroy (GstVaapiIqMatrix * iq_matrix)
{
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vaapi_destroy_buffer (GET_VA_DISPLAY (iq_matrix), &iq_matrix->param_id);
iq_matrix->param = NULL;
}
gboolean
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gst_vaapi_iq_matrix_create (GstVaapiIqMatrix * iq_matrix,
const GstVaapiCodecObjectConstructorArgs * args)
{
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iq_matrix->param_id = VA_INVALID_ID;
return vaapi_create_buffer (GET_VA_DISPLAY (iq_matrix),
GET_VA_CONTEXT (iq_matrix), VAIQMatrixBufferType,
args->param_size, args->param, &iq_matrix->param_id, &iq_matrix->param);
}
GstVaapiIqMatrix *
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gst_vaapi_iq_matrix_new (GstVaapiDecoder * decoder,
gconstpointer param, guint param_size)
{
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GstVaapiCodecObject *object;
object = gst_vaapi_codec_object_new (&GstVaapiIqMatrixClass,
GST_VAAPI_CODEC_BASE (decoder), param, param_size, NULL, 0, 0);
if (!object)
return NULL;
return GST_VAAPI_IQ_MATRIX_CAST (object);
}
/* ------------------------------------------------------------------------- */
/* --- VC-1 Bit Planes --- */
/* ------------------------------------------------------------------------- */
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GST_VAAPI_CODEC_DEFINE_TYPE (GstVaapiBitPlane, gst_vaapi_bitplane);
void
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gst_vaapi_bitplane_destroy (GstVaapiBitPlane * bitplane)
{
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vaapi_destroy_buffer (GET_VA_DISPLAY (bitplane), &bitplane->data_id);
bitplane->data = NULL;
}
gboolean
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gst_vaapi_bitplane_create (GstVaapiBitPlane * bitplane,
const GstVaapiCodecObjectConstructorArgs * args)
{
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bitplane->data_id = VA_INVALID_ID;
return vaapi_create_buffer (GET_VA_DISPLAY (bitplane),
GET_VA_CONTEXT (bitplane), VABitPlaneBufferType, args->param_size,
args->param, &bitplane->data_id, (void **) &bitplane->data);
}
GstVaapiBitPlane *
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gst_vaapi_bitplane_new (GstVaapiDecoder * decoder, guint8 * data,
guint data_size)
{
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GstVaapiCodecObject *object;
object = gst_vaapi_codec_object_new (&GstVaapiBitPlaneClass,
GST_VAAPI_CODEC_BASE (decoder), data, data_size, NULL, 0, 0);
if (!object)
return NULL;
return GST_VAAPI_BITPLANE_CAST (object);
}
/* ------------------------------------------------------------------------- */
/* --- JPEG Huffman Tables --- */
/* ------------------------------------------------------------------------- */
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#if USE_JPEG_DECODER
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GST_VAAPI_CODEC_DEFINE_TYPE (GstVaapiHuffmanTable, gst_vaapi_huffman_table);
void
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gst_vaapi_huffman_table_destroy (GstVaapiHuffmanTable * huf_table)
{
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vaapi_destroy_buffer (GET_VA_DISPLAY (huf_table), &huf_table->param_id);
huf_table->param = NULL;
}
gboolean
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gst_vaapi_huffman_table_create (GstVaapiHuffmanTable * huf_table,
const GstVaapiCodecObjectConstructorArgs * args)
{
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huf_table->param_id = VA_INVALID_ID;
return vaapi_create_buffer (GET_VA_DISPLAY (huf_table),
GET_VA_CONTEXT (huf_table), VAHuffmanTableBufferType, args->param_size,
args->param, &huf_table->param_id, (void **) &huf_table->param);
}
GstVaapiHuffmanTable *
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gst_vaapi_huffman_table_new (GstVaapiDecoder * decoder,
guint8 * data, guint data_size)
{
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GstVaapiCodecObject *object;
object = gst_vaapi_codec_object_new (&GstVaapiHuffmanTableClass,
GST_VAAPI_CODEC_BASE (decoder), data, data_size, NULL, 0, 0);
if (!object)
return NULL;
return GST_VAAPI_HUFFMAN_TABLE_CAST (object);
}
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#endif