mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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244 lines
7.2 KiB
C
244 lines
7.2 KiB
C
/*
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* gstvaapicodec_objects.c - VA codec objects abstraction
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Copyright (C) 2011-2012 Intel Corporation
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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 Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "sysdeps.h"
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#include <string.h>
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#include <gst/vaapi/gstvaapicontext.h>
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#include "gstvaapicodec_objects.h"
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#include "gstvaapidecoder_priv.h"
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#include "gstvaapicompat.h"
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#include "gstvaapiutils.h"
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#define DEBUG 1
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#include "gstvaapidebug.h"
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/* ------------------------------------------------------------------------- */
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/* --- Base Codec Object --- */
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/* ------------------------------------------------------------------------- */
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G_DEFINE_TYPE(GstVaapiCodecObject, gst_vaapi_codec_object, GST_TYPE_MINI_OBJECT)
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static void
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gst_vaapi_codec_object_finalize(GstMiniObject *object)
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{
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GstVaapiCodecObject * const obj = GST_VAAPI_CODEC_OBJECT(object);
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obj->codec = NULL;
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}
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static void
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gst_vaapi_codec_object_init(GstVaapiCodecObject *obj)
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{
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obj->codec = NULL;
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}
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static gboolean
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gst_vaapi_codec_object_create(
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GstVaapiCodecObject *obj,
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const GstVaapiCodecObjectConstructorArgs *args
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)
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{
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obj->codec = args->codec;
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return TRUE;
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}
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static void
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gst_vaapi_codec_object_class_init(GstVaapiCodecObjectClass *klass)
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{
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GstMiniObjectClass * const object_class = GST_MINI_OBJECT_CLASS(klass);
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object_class->finalize = gst_vaapi_codec_object_finalize;
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klass->construct = gst_vaapi_codec_object_create;
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}
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GstVaapiCodecObject *
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gst_vaapi_codec_object_new(
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GType type,
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GstVaapiCodecBase *codec,
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gconstpointer param,
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guint param_size,
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gconstpointer data,
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guint data_size
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)
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{
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GstMiniObject *obj;
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GstVaapiCodecObject *va_obj;
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GstVaapiCodecObjectConstructorArgs args;
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obj = gst_mini_object_new(type);
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if (!obj)
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return NULL;
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va_obj = GST_VAAPI_CODEC_OBJECT(obj);
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args.codec = codec;
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args.param = param;
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args.param_size = param_size;
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args.data = data;
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args.data_size = data_size;
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if (gst_vaapi_codec_object_construct(va_obj, &args))
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return va_obj;
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gst_mini_object_unref(obj);
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return NULL;
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}
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gboolean
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gst_vaapi_codec_object_construct(
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GstVaapiCodecObject *obj,
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const GstVaapiCodecObjectConstructorArgs *args
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)
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{
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GstVaapiCodecObjectClass *klass;
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g_return_val_if_fail(GST_VAAPI_CODEC_OBJECT(obj), FALSE);
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g_return_val_if_fail(args->codec != NULL, FALSE);
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g_return_val_if_fail(args->param_size > 0, FALSE);
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if (GST_MINI_OBJECT_FLAG_IS_SET(obj, GST_VAAPI_CODEC_OBJECT_FLAG_CONSTRUCTED))
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return TRUE;
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klass = GST_VAAPI_CODEC_OBJECT_GET_CLASS(obj);
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if (!klass || !klass->construct || !klass->construct(obj, args))
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return FALSE;
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GST_MINI_OBJECT_FLAG_SET(obj, GST_VAAPI_CODEC_OBJECT_FLAG_CONSTRUCTED);
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return TRUE;
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}
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#define GET_DECODER(obj) GST_VAAPI_DECODER_CAST((obj)->parent_instance.codec)
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#define GET_CONTEXT(obj) GET_DECODER(obj)->priv->context
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#define GET_VA_DISPLAY(obj) GET_DECODER(obj)->priv->va_display
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#define GET_VA_CONTEXT(obj) GET_DECODER(obj)->priv->va_context
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/* ------------------------------------------------------------------------- */
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/* --- Inverse Quantization Matrices --- */
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/* ------------------------------------------------------------------------- */
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GST_VAAPI_CODEC_DEFINE_TYPE(GstVaapiIqMatrix,
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gst_vaapi_iq_matrix,
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GST_VAAPI_TYPE_CODEC_OBJECT)
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static void
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gst_vaapi_iq_matrix_destroy(GstVaapiIqMatrix *iq_matrix)
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{
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vaapi_destroy_buffer(GET_VA_DISPLAY(iq_matrix), &iq_matrix->param_id);
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iq_matrix->param = NULL;
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}
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static gboolean
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gst_vaapi_iq_matrix_create(
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GstVaapiIqMatrix *iq_matrix,
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const GstVaapiCodecObjectConstructorArgs *args
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)
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{
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return vaapi_create_buffer(GET_VA_DISPLAY(iq_matrix),
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GET_VA_CONTEXT(iq_matrix),
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VAIQMatrixBufferType,
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args->param_size,
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args->param,
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&iq_matrix->param_id,
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&iq_matrix->param);
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}
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static void
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gst_vaapi_iq_matrix_init(GstVaapiIqMatrix *iq_matrix)
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{
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iq_matrix->param = NULL;
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iq_matrix->param_id = VA_INVALID_ID;
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}
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GstVaapiIqMatrix *
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gst_vaapi_iq_matrix_new(
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GstVaapiDecoder *decoder,
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gconstpointer param,
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guint param_size
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)
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{
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GstVaapiCodecObject *object;
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g_return_val_if_fail(GST_VAAPI_IS_DECODER(decoder), NULL);
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object = gst_vaapi_codec_object_new(
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GST_VAAPI_TYPE_IQ_MATRIX,
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GST_VAAPI_CODEC_BASE(decoder),
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param, param_size,
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NULL, 0
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);
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if (!object)
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return NULL;
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return GST_VAAPI_IQ_MATRIX_CAST(object);
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}
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/* ------------------------------------------------------------------------- */
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/* --- VC-1 Bit Planes --- */
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/* ------------------------------------------------------------------------- */
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GST_VAAPI_CODEC_DEFINE_TYPE(GstVaapiBitPlane,
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gst_vaapi_bitplane,
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GST_VAAPI_TYPE_CODEC_OBJECT)
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static void
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gst_vaapi_bitplane_destroy(GstVaapiBitPlane *bitplane)
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{
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vaapi_destroy_buffer(GET_VA_DISPLAY(bitplane), &bitplane->data_id);
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bitplane->data = NULL;
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}
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static gboolean
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gst_vaapi_bitplane_create(
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GstVaapiBitPlane *bitplane,
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const GstVaapiCodecObjectConstructorArgs *args
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)
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{
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return vaapi_create_buffer(GET_VA_DISPLAY(bitplane),
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GET_VA_CONTEXT(bitplane),
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VABitPlaneBufferType,
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args->param_size,
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args->param,
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&bitplane->data_id,
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(void **)&bitplane->data);
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}
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static void
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gst_vaapi_bitplane_init(GstVaapiBitPlane *bitplane)
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{
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bitplane->data = NULL;
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bitplane->data_id = VA_INVALID_ID;
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}
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GstVaapiBitPlane *
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gst_vaapi_bitplane_new(GstVaapiDecoder *decoder, guint8 *data, guint data_size)
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{
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GstVaapiCodecObject *object;
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g_return_val_if_fail(GST_VAAPI_IS_DECODER(decoder), NULL);
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object = gst_vaapi_codec_object_new(
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GST_VAAPI_TYPE_BITPLANE,
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GST_VAAPI_CODEC_BASE(decoder),
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data, data_size,
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NULL, 0
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);
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if (!object)
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return NULL;
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return GST_VAAPI_BITPLANE_CAST(object);
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}
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