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|
/*****************************************************************
|
| AP4 - HEVC Parser
|
| Copyright 2002-2014 Axiomatic Systems, LLC
|
|
| This file is part of Bento4/AP4 (MP4 Atom Processing Library).
|
| Unless you have obtained Bento4 under a difference license,
| this version of Bento4 is Bento4|GPL.
| Bento4|GPL is free software; you can redistribute it and/or modify
| it under the terms of the GNU General Public License as published by
| the Free Software Foundation; either version 2, or (at your option)
| any later version.
|
| Bento4|GPL 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 General Public License for more details.
|
| You should have received a copy of the GNU General Public License
| along with Bento4|GPL; see the file COPYING. If not, write to the
| Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
| 02111-1307, USA.
|
****************************************************************/
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Ap4HevcParser.h"
#include "Ap4Utils.h"
/*----------------------------------------------------------------------
| AP4_HevcParser::NaluTypeName
+---------------------------------------------------------------------*/
const char*
AP4_HevcParser::NaluTypeName(unsigned int nalu_type)
{
switch (nalu_type) {
case 0: return "TRAIL_N - Coded slice segment of a non-TSA, non-STSA trailing picture";
case 1: return "TRAIL_R - Coded slice segment of a non-TSA, non-STSA trailing picture";
case 2: return "TSA_N - Coded slice segment of a TSA picture";
case 3: return "TSA_R - Coded slice segment of a TSA picture";
case 4: return "STSA_N - Coded slice segment of an STSA picture";
case 5: return "STSA_R - Coded slice segment of an STSA picture";
case 6: return "RADL_N - Coded slice segment of a RADL picture";
case 7: return "RADL_R - Coded slice segment of a RADL picture";
case 8: return "RASL_N - Coded slice segment of a RASL picture";
case 9: return "RASL_R - Coded slice segment of a RASL picture";
case 10: return "RSV_VCL_N10 - Reserved non-IRAP sub-layer non-reference";
case 12: return "RSV_VCL_N12 - Reserved non-IRAP sub-layer non-reference";
case 14: return "RSV_VCL_N14 - Reserved non-IRAP sub-layer non-reference";
case 11: return "RSV_VCL_R11 - Reserved non-IRAP sub-layer reference";
case 13: return "RSV_VCL_R13 - Reserved non-IRAP sub-layer reference";
case 15: return "RSV_VCL_R15 - Reserved non-IRAP sub-layer reference";
case 16: return "BLA_W_LP - Coded slice segment of a BLA picture";
case 17: return "BLA_W_RADL - Coded slice segment of a BLA picture";
case 18: return "BLA_N_LP - Coded slice segment of a BLA picture";
case 19: return "IDR_W_RADL - Coded slice segment of an IDR picture";
case 20: return "IDR_N_LP - Coded slice segment of an IDR picture";
case 21: return "CRA_NUT - Coded slice segment of a CRA picture";
case 22: return "RSV_IRAP_VCL22 - Reserved IRAP";
case 23: return "RSV_IRAP_VCL23 - Reserved IRAP";
case 24: return "RSV_VCL24 - Reserved non-IRAP";
case 25: return "RSV_VCL25 - Reserved non-IRAP";
case 26: return "RSV_VCL26 - Reserved non-IRAP";
case 27: return "RSV_VCL27 - Reserved non-IRAP";
case 28: return "RSV_VCL28 - Reserved non-IRAP";
case 29: return "RSV_VCL29 - Reserved non-IRAP";
case 30: return "RSV_VCL30 - Reserved non-IRAP";
case 31: return "RSV_VCL31 - Reserved non-IRAP";
case 32: return "VPS_NUT - Video parameter set";
case 33: return "SPS_NUT - Sequence parameter set";
case 34: return "PPS_NUT - Picture parameter set";
case 35: return "AUD_NUT - Access unit delimiter";
case 36: return "EOS_NUT - End of sequence";
case 37: return "EOB_NUT - End of bitstream";
case 38: return "FD_NUT - Filler data";
case 39: return "PREFIX_SEI_NUT - Supplemental enhancement information";
case 40: return "SUFFIX_SEI_NUT - Supplemental enhancement information";
default: return NULL;
}
}
/*----------------------------------------------------------------------
| AP4_HevcParser::PicTypeName
+---------------------------------------------------------------------*/
const char*
AP4_HevcParser::PicTypeName(unsigned int primary_pic_type)
{
switch (primary_pic_type) {
case 0: return "I";
case 1: return "I, P";
case 2: return "I, P, B";
default: return NULL;
}
}
/*----------------------------------------------------------------------
| AP4_HevcParser::SliceTypeName
+---------------------------------------------------------------------*/
const char*
AP4_HevcParser::SliceTypeName(unsigned int slice_type)
{
switch (slice_type) {
case 0: return "B";
case 1: return "P";
case 2: return "I";
default: return NULL;
}
}
/*----------------------------------------------------------------------
| AP4_AvcParser::AP4_AvcParser
+---------------------------------------------------------------------*/
AP4_HevcParser::AP4_HevcParser() :
AP4_NalParser()
{
}
|
