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98 lines
3 KiB
C
98 lines
3 KiB
C
/*
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* gstvaapiparser_frame.h - VA parser frame
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*
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* Copyright (C) 2012-2013 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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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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#ifndef GST_VAAPI_PARSER_FRAME_H
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#define GST_VAAPI_PARSER_FRAME_H
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#include <gst/vaapi/gstvaapiminiobject.h>
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#include <gst/vaapi/gstvaapidecoder_unit.h>
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G_BEGIN_DECLS
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typedef struct _GstVaapiParserFrame GstVaapiParserFrame;
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#define GST_VAAPI_PARSER_FRAME(frame) \
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((GstVaapiParserFrame *)(frame))
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#define GST_VAAPI_IS_PARSER_FRAME(frame) \
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(GST_VAAPI_PARSER_FRAME(frame) != NULL)
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/**
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* GstVaapiParserFrame:
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* @output_offset: current offset to the reconstructed #GstBuffer for
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* this #GstVideoCodecFrame. This is used to initialize the decoder
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* unit offset
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* @units: list of #GstVaapiDecoderUnit objects (slice data)
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* @pre_units: list of units to decode before GstVaapiDecoder:start_frame()
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* @post_units: list of units to decode after GstVaapiDecoder:end_frame()
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*
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* An extension to #GstVideoCodecFrame with #GstVaapiDecoder specific
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* information. Decoder frames are usually attached to codec frames as
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* the user_data anchor point.
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*/
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struct _GstVaapiParserFrame {
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/*< private >*/
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GstVaapiMiniObject parent_instance;
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guint output_offset;
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GArray *units;
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GArray *pre_units;
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GArray *post_units;
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};
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G_GNUC_INTERNAL
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GstVaapiParserFrame *
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gst_vaapi_parser_frame_new(guint width, guint height);
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G_GNUC_INTERNAL
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void
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gst_vaapi_parser_frame_free(GstVaapiParserFrame *frame);
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G_GNUC_INTERNAL
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void
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gst_vaapi_parser_frame_append_unit(GstVaapiParserFrame *frame,
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GstVaapiDecoderUnit *unit);
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static inline GstVaapiParserFrame *
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gst_vaapi_parser_frame_ref (GstVaapiParserFrame * frame)
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{
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return (GstVaapiParserFrame *)
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gst_vaapi_mini_object_ref (GST_VAAPI_MINI_OBJECT (frame));
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}
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static inline void
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gst_vaapi_parser_frame_unref (GstVaapiParserFrame * frame)
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{
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gst_vaapi_mini_object_unref (GST_VAAPI_MINI_OBJECT (frame));
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}
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static inline void
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gst_vaapi_parser_frame_replace(GstVaapiParserFrame * old_frame_p,
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GstVaapiParserFrame * new_frame)
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{
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gst_vaapi_mini_object_replace ((GstVaapiMiniObject **) old_frame_p,
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(GstVaapiMiniObject *) new_frame);
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}
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G_END_DECLS
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#endif /* GST_VAAPI_PARSER_FRAME_H */
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