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codecs.h
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/*****************************************************************************
* codecs.h : Codec specific headers
*****************************************************************************
* Copyright (C) 2010 Kieran Kunhya
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
*****************************************************************************/
#ifndef LIBMPEGTS_CODECS_H
#define LIBMPEGTS_CODECS_H
/* Video */
typedef struct
{
int level;
int profile;
int bitrate; /* max bitrate (kbit/sec) */
int vbv; /* max vbv buffer (kbit) */
} mpeg2_level_t;
const mpeg2_level_t mpeg2_levels[] =
{
{ LIBMPEGTS_MPEG2_LEVEL_LOW, LIBMPEGTS_MPEG2_PROFILE_MAIN, 4000000, 475136 },
{ LIBMPEGTS_MPEG2_LEVEL_MAIN, LIBMPEGTS_MPEG2_PROFILE_SIMPLE, 15000000, 1835008 },
{ LIBMPEGTS_MPEG2_LEVEL_MAIN, LIBMPEGTS_MPEG2_PROFILE_MAIN, 15000000, 1835008 },
{ LIBMPEGTS_MPEG2_LEVEL_MAIN, LIBMPEGTS_MPEG2_PROFILE_422, 50000000, 9437184 },
{ LIBMPEGTS_MPEG2_LEVEL_HIGH_1440,LIBMPEGTS_MPEG2_PROFILE_MAIN, 60000000, 7340732 },
{ LIBMPEGTS_MPEG2_LEVEL_HIGH, LIBMPEGTS_MPEG2_PROFILE_MAIN, 80000000, 9781248 },
{ LIBMPEGTS_MPEG2_LEVEL_HIGHP, LIBMPEGTS_MPEG2_PROFILE_MAIN, 80000000, 9781248 },
{ 0 }
};
/* See ISO14496-10:2014 -- Table A-1 Level Limits */
typedef struct
{
int level_idc;
int bitrate; /* Max video bitrate (kbit/sec) */
int cpb; /* Max CPB Size (kbit/sec) */
} avc_level_t;
const avc_level_t avc_levels[] =
{
{ 10, 64, 64 }, /* level 1.0 */
{ 9, 128, 350 }, /* level 1b */
{ 11, 192, 500 },
{ 12, 384, 1000 },
{ 13, 768, 2000 },
{ 20, 2000, 2000 },
{ 21, 4000, 4000 },
{ 22, 4000, 4000 },
{ 30, 10000, 10000 },
{ 31, 14000, 14000 },
{ 32, 20000, 20000 },
{ 40, 20000, 25000 },
{ 41, 50000, 62500 },
{ 42, 50000, 62500 },
{ 50, 135000, 135000 },
{ 51, 240000, 240000 },
{ 52, 240000, 240000 }, /* level 5.2 */
{ 0 }
};
const uint8_t avc_profiles[] =
{
[AVC_BASELINE] = 66,
[AVC_MAIN] = 77,
[AVC_HIGH] = 100,
[AVC_HIGH_10] = 110,
[AVC_HIGH_422] = 122,
[AVC_HIGH_444_PRED] = 244,
[AVC_HIGH_10_INTRA] = 110,
[AVC_HIGH_422_INTRA] = 122,
[AVC_HIGH_444_INTRA] = 244,
[AVC_CAVLC_444_INTRA] = 44,
};
const int nal_factor[] =
{
[AVC_BASELINE] = 1200,
[AVC_MAIN] = 1200,
[AVC_HIGH] = 1500,
[AVC_HIGH_10] = 3600,
[AVC_HIGH_422] = 4800,
[AVC_HIGH_444_PRED] = 4800,
[AVC_HIGH_10_INTRA] = 3600,
[AVC_HIGH_422_INTRA] = 4800,
[AVC_HIGH_444_INTRA] = 4800,
[AVC_CAVLC_444_INTRA] = 4800,
};
/* Audio */
typedef struct
{
int max_channels;
int rxn; /* Leak rate from Transport Buffer */
int bsn; /* Size of Main buffer */
} aac_buffer_t;
const aac_buffer_t aac_buffers[] =
{
{ 2, 2000000, 3584*8 },
{ 8, 5529600, 8976*8 },
{ 12, 8294400, 12804*8 },
{ 48, 33177600, 51216*8 },
{ 0 },
};
/* AC3 buffer sizes */
#define AC3_BS_ATSC 2592*8
#define AC3_BS_DVB 5696*8
/* SMPTE 302M */
#define SMPTE_302M_AUDIO_BS 65024*8
#define SMPTE_302M_AUDIO_SR 48000
/* Misc Audio */
#define MISC_AUDIO_BS 3584*8
#define MISC_AUDIO_RXN 2000000
/* DVB Subtitles */
#define DVB_SUB_RXN 192000
#define DVB_SUB_MB_SIZE 24000
#define DVB_SUB_DDS_TB_SIZE TB_SIZE*2*8
#define DVB_SUB_DDS_RXN 400000
#define DVB_SUB_DDS_MB_SIZE 100000
/* Teletext */
#define TELETEXT_T_BS 480*8 /* Seems to have an odd Transport Buffer size */
#define TELETEXT_RXN 6750000
#define TELETEXT_BTTX 1504*8
/* SCTE VBI */
#define SCTE_VBI_RXN 324539
#define SCTE_VBI_MB_SIZE 2256*8
#endif