gstreamer/subprojects/gstreamer-vaapi/gst-libs/gst/vaapi/gstvaapidecoder_unit.c

89 lines
2.6 KiB
C

/*
* gstvaapidecoder_unit.c - VA decoder units
*
* Copyright (C) 2012-2013 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
*/
/**
* SECTION:gstvaapidecoder_unit
* @short_description: Decoder unit
*/
#include "sysdeps.h"
#include "gstvaapidecoder_unit.h"
/**
* gst_vaapi_decoder_unit_init:
* @unit: a #GstVaapiDecoderUnit
*
* Initializes internal resources bound to the supplied decoder @unit.
*
* @note This is an internal function used to implement lightweight
* sub-classes.
*/
void
gst_vaapi_decoder_unit_init (GstVaapiDecoderUnit * unit)
{
unit->flags = 0;
unit->size = 0;
unit->offset = 0;
unit->parsed_info = NULL;
unit->parsed_info_destroy_notify = NULL;
}
/**
* gst_vaapi_decoder_unit_clear:
* @unit: a #GstVaapiDecoderUnit
*
* Deallocates any internal resources bound to the supplied decoder
* @unit.
*
* @note This is an internal function used to implement lightweight
* sub-classes.
*/
void
gst_vaapi_decoder_unit_clear (GstVaapiDecoderUnit * unit)
{
gst_vaapi_decoder_unit_set_parsed_info (unit, NULL, NULL);
}
/**
* gst_vaapi_decoder_unit_set_parsed_info:
* @unit: a #GstVaapiDecoderUnit
* @parsed_info: parser info
* @destroy_notify: (closure parsed_info): a #GDestroyNotify
*
* Sets @parsed_info on the object and the #GDestroyNotify that will be
* called when the data is freed.
*
* If some @parsed_info was previously set, then the former @destroy_notify
* function will be called before the @parsed_info is replaced.
*/
void
gst_vaapi_decoder_unit_set_parsed_info (GstVaapiDecoderUnit * unit,
gpointer parsed_info, GDestroyNotify destroy_notify)
{
g_return_if_fail (GST_VAAPI_IS_DECODER_UNIT (unit));
if (unit->parsed_info && unit->parsed_info_destroy_notify)
unit->parsed_info_destroy_notify (unit->parsed_info);
unit->parsed_info = parsed_info;
unit->parsed_info_destroy_notify = destroy_notify;
}