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/*
* gstvaapiparser_frame.h - VA parser frame
*
* 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
*/
#ifndef GST_VAAPI_PARSER_FRAME_H
#define GST_VAAPI_PARSER_FRAME_H
#include <gst/vaapi/gstvaapiminiobject.h>
#include <gst/vaapi/gstvaapidecoder_unit.h>
G_BEGIN_DECLS
typedef struct _GstVaapiParserFrame GstVaapiParserFrame;
#define GST_VAAPI_PARSER_FRAME(frame) \
((GstVaapiParserFrame *)(frame))
#define GST_VAAPI_IS_PARSER_FRAME(frame) \
(GST_VAAPI_PARSER_FRAME(frame) != NULL)
/**
* GstVaapiParserFrame:
* @output_offset: current offset to the reconstructed #GstBuffer for
* this #GstVideoCodecFrame. This is used to initialize the decoder
* unit offset
* @units: list of #GstVaapiDecoderUnit objects (slice data)
* @pre_units: list of units to decode before GstVaapiDecoder:start_frame()
* @post_units: list of units to decode after GstVaapiDecoder:end_frame()
*
* An extension to #GstVideoCodecFrame with #GstVaapiDecoder specific
* information. Decoder frames are usually attached to codec frames as
* the user_data anchor point.
*/
struct _GstVaapiParserFrame {
/*< private >*/
GstVaapiMiniObject parent_instance;
guint output_offset;
GArray *units;
GArray *pre_units;
GArray *post_units;
};
G_GNUC_INTERNAL
GstVaapiParserFrame *
gst_vaapi_parser_frame_new(guint width, guint height);
G_GNUC_INTERNAL
void
gst_vaapi_parser_frame_free(GstVaapiParserFrame *frame);
G_GNUC_INTERNAL
void
gst_vaapi_parser_frame_append_unit(GstVaapiParserFrame *frame,
GstVaapiDecoderUnit *unit);
static inline GstVaapiParserFrame *
gst_vaapi_parser_frame_ref (GstVaapiParserFrame * frame)
{
return (GstVaapiParserFrame *)
gst_vaapi_mini_object_ref (GST_VAAPI_MINI_OBJECT (frame));
}
static inline void
gst_vaapi_parser_frame_unref (GstVaapiParserFrame * frame)
{
gst_vaapi_mini_object_unref (GST_VAAPI_MINI_OBJECT (frame));
}
static inline void
gst_vaapi_parser_frame_replace(GstVaapiParserFrame * old_frame_p,
GstVaapiParserFrame * new_frame)
{
gst_vaapi_mini_object_replace ((GstVaapiMiniObject **) old_frame_p,
(GstVaapiMiniObject *) new_frame);
}
G_END_DECLS
#endif /* GST_VAAPI_PARSER_FRAME_H */
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