forked from mirrors/gecko-dev
bbbd3c280f
Backed out changeset ce0c34e548fa (bug 1889978) Backed out changeset 96e08e04fa4d (bug 1889978) Backed out changeset 2aeb87615ee0 (bug 1889978) Backed out changeset 2272c3a73ad3 (bug 1889978) Backed out changeset dc81d0c812b8 (bug 1889978)
99 lines
2.6 KiB
C
99 lines
2.6 KiB
C
/*
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* AV1 video decoder
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* *
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg 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 FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_AV1DEC_H
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#define AVCODEC_AV1DEC_H
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#include <stdint.h>
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#include "libavutil/fifo.h"
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#include "libavutil/frame.h"
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#include "libavutil/pixfmt.h"
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#include "avcodec.h"
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#include "packet.h"
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#include "cbs.h"
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#include "cbs_av1.h"
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typedef struct AV1Frame {
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AVFrame *f;
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void *hwaccel_picture_private; ///< RefStruct reference
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AV1RawOBU *header_ref; ///< RefStruct reference backing raw_frame_header.
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AV1RawFrameHeader *raw_frame_header;
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int temporal_id;
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int spatial_id;
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uint8_t gm_invalid[AV1_NUM_REF_FRAMES];
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uint8_t gm_type[AV1_NUM_REF_FRAMES];
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int32_t gm_params[AV1_NUM_REF_FRAMES][6];
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uint8_t skip_mode_frame_idx[2];
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AV1RawFilmGrainParams film_grain;
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uint8_t coded_lossless;
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} AV1Frame;
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typedef struct TileGroupInfo {
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uint32_t tile_offset;
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uint32_t tile_size;
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uint16_t tile_row;
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uint16_t tile_column;
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} TileGroupInfo;
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typedef struct AV1DecContext {
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const AVClass *class;
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AVCodecContext *avctx;
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enum AVPixelFormat pix_fmt;
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CodedBitstreamContext *cbc;
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CodedBitstreamFragment current_obu;
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AVPacket *pkt;
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AV1RawOBU *seq_ref; ///< RefStruct reference backing raw_seq
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AV1RawSequenceHeader *raw_seq;
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AV1RawOBU *header_ref; ///< RefStruct reference backing raw_frame_header
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AV1RawFrameHeader *raw_frame_header;
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TileGroupInfo *tile_group_info;
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AV1RawOBU *cll_ref; ///< RefStruct reference backing cll
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AV1RawMetadataHDRCLL *cll;
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AV1RawOBU *mdcv_ref; ///< RefStruct reference backing mdcv
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AV1RawMetadataHDRMDCV *mdcv;
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AVFifo *itut_t35_fifo;
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uint16_t tile_num;
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uint16_t tg_start;
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uint16_t tg_end;
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int operating_point_idc;
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AV1Frame ref[AV1_NUM_REF_FRAMES];
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AV1Frame cur_frame;
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int nb_unit;
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// AVOptions
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int operating_point;
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} AV1DecContext;
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#endif /* AVCODEC_AV1DEC_H */
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