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/*
* Copyright (c) 2021, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 3-Clause Clear License
* and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear
* License was not distributed with this source code in the LICENSE file, you
* can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. If the
* Alliance for Open Media Patent License 1.0 was not distributed with this
* source code in the PATENTS file, you can obtain it at
* aomedia.org/license/patent-license/.
*/
#ifndef AOM_AV1_ENCODER_BITSTREAM_H_
#define AOM_AV1_ENCODER_BITSTREAM_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "av1/encoder/encoder.h"
struct aom_write_bit_buffer;
// Writes only the OBU Sequence Header payload, and returns the size of the
// payload written to 'dst'. This function does not write the OBU header, the
// optional extension, or the OBU size to 'dst'.
uint32_t av1_write_sequence_header_obu(const SequenceHeader *seq_params,
uint8_t *const dst);
// Writes the OBU header byte, and the OBU header extension byte when
// 'obu_extension' is non-zero. Returns number of bytes written to 'dst'.
uint32_t av1_write_obu_header(AV1LevelParams *const level_params,
OBU_TYPE obu_type, int obu_extension,
uint8_t *const dst);
int av1_write_uleb_obu_size(size_t obu_header_size, size_t obu_payload_size,
uint8_t *dest);
/*!\brief Pack the bitstream for one frame
*
* \ingroup high_level_algo
* \callgraph
*/
int av1_pack_bitstream(AV1_COMP *const cpi, uint8_t *dst, size_t *size,
int *const largest_tile_id);
void av1_write_sec_tx_type(const AV1_COMMON *const cm, const MACROBLOCKD *xd,
TX_TYPE tx_type, TX_SIZE tx_size, uint16_t eob,
aom_writer *w);
void av1_write_tx_type(const AV1_COMMON *const cm, const MACROBLOCKD *xd,
TX_TYPE tx_type, TX_SIZE tx_size, aom_writer *w);
#if CONFIG_CROSS_CHROMA_TX
void av1_write_cctx_type(const AV1_COMMON *const cm, const MACROBLOCKD *xd,
CctxType cctx_type, TX_SIZE tx_size, aom_writer *w);
#endif // CONFIG_CROSS_CHROMA_TX
#ifdef __cplusplus
} // extern "C"
#endif
#endif // AOM_AV1_ENCODER_BITSTREAM_H_