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103 lines
2.3 KiB
C
103 lines
2.3 KiB
C
#ifndef NAL_H_
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#define NAL_H_
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/*****************************************************************************
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* This file is part of Kvazaar HEVC encoder.
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*
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* Copyright (C) 2013-2014 Tampere University of Technology and others (see
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* COPYING file).
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*
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* Kvazaar is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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* Kvazaar 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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/*
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* \file
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* \brief Network Abstraction Layer (NAL) messages.
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*/
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#include "global.h"
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#include <stdio.h>
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#include "picture.h"
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//////////////////////////////////////////////////////////////////////////
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// TYPES
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/**
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* \brief NAL unit type codes.
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*
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* These are the nal_unit_type codes from Table 7-1 ITU-T H.265 v1.0.
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* The type codes have been prefixed with "NAL_".
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*/
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enum {
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NAL_TRAIL_N = 0,
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NAL_TRAIL_R = 1,
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NAL_TSA_N = 2,
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NAL_TSA_R = 3,
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NAL_STSA_N = 4,
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NAL_STSA_R = 5,
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NAL_RADL_N = 6,
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NAL_RADL_R = 7,
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NAL_RASL_N = 8,
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NAL_RASL_R = 9,
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// Reserved RSV_VCL_ N/R 10-15
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NAL_BLA_W_LP = 16,
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NAL_BLA_W_RADL = 17,
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NAL_BLA_N_LP = 18,
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NAL_IDR_W_RADL = 19,
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NAL_IDR_N_LP = 20,
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NAL_CRA_NUT = 21,
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// Reserved RSV_IRAP_VCL 22-23
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NAL_RSV_IRAP_VCL23 = 23,
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// Reserved RSV_VCL 24-31
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NAL_VPS_NUT = 32,
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NAL_SPS_NUT = 33,
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NAL_PPS_NUT = 34,
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AUD_NUT = 35,
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EOS_NUT = 36,
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EOB_NUT = 37,
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FD_NUT = 38,
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PREFIX_SEI_NUT = 39,
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NAL_SUFFIT_SEI_NUT = 40,
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// Reserved RSV_NVCL 41-47
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// Unspecified UNSPEC 48-63
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};
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#define SEI_HASH_MAX_LENGTH 4
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//////////////////////////////////////////////////////////////////////////
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// FUNCTIONS
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void nal_write(FILE *output, uint8_t nal_type,
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uint8_t temporal_id,int long_start_code);
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void picture_checksum(const picture *pic,
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unsigned char checksum_out[][SEI_HASH_MAX_LENGTH]);
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#endif
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