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/*
* AV1 video decoder
* *
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_AV1DEC_H
#define AVCODEC_AV1DEC_H
#include <stdint.h>
#include "libavutil/buffer.h"
#include "libavutil/fifo.h"
#include "libavutil/frame.h"
#include "libavutil/pixfmt.h"
#include "avcodec.h"
#include "packet.h"
#include "cbs.h"
#include "cbs_av1.h"
#include "dovi_rpu.h"
typedef struct AV1Frame {
AVFrame *f;
void *hwaccel_picture_private; ///< RefStruct reference
AV1RawOBU *header_ref; ///< RefStruct reference backing raw_frame_header.
AV1RawFrameHeader *raw_frame_header;
int temporal_id;
int spatial_id;
uint8_t gm_invalid[AV1_NUM_REF_FRAMES];
uint8_t gm_type[AV1_NUM_REF_FRAMES];
int32_t gm_params[AV1_NUM_REF_FRAMES][6];
uint8_t skip_mode_frame_idx[2];
AV1RawFilmGrainParams film_grain;
uint8_t coded_lossless;
} AV1Frame;
typedef struct TileGroupInfo {
uint32_t tile_offset;
uint32_t tile_size;
uint16_t tile_row;
uint16_t tile_column;
} TileGroupInfo;
typedef struct AV1DecContext {
const AVClass *class;
AVCodecContext *avctx;
enum AVPixelFormat pix_fmt;
CodedBitstreamContext *cbc;
CodedBitstreamFragment current_obu;
AVPacket *pkt;
AVBufferRef *seq_data_ref;
AV1RawOBU *seq_ref; ///< RefStruct reference backing raw_seq
AV1RawSequenceHeader *raw_seq;
AV1RawOBU *header_ref; ///< RefStruct reference backing raw_frame_header
AV1RawFrameHeader *raw_frame_header;
TileGroupInfo *tile_group_info;
AV1RawOBU *cll_ref; ///< RefStruct reference backing cll
AV1RawMetadataHDRCLL *cll;
AV1RawOBU *mdcv_ref; ///< RefStruct reference backing mdcv
AV1RawMetadataHDRMDCV *mdcv;
DOVIContext dovi;
AVFifo *itut_t35_fifo;
uint16_t tile_num;
uint16_t tg_start;
uint16_t tg_end;
int operating_point_idc;
AV1Frame ref[AV1_NUM_REF_FRAMES];
AV1Frame cur_frame;
int nb_unit;
// AVOptions
int operating_point;
} AV1DecContext;
#endif /* AVCODEC_AV1DEC_H */
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