yolobs-studio/deps/libcaption/examples/ts.h
2017-04-15 21:02:06 +02:00

49 lines
2.8 KiB
C

/**********************************************************************************************/
/* The MIT License */
/* */
/* Copyright 2016-2016 Twitch Interactive, Inc. or its affiliates. All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining a copy */
/* of this software and associated documentation files (the "Software"), to deal */
/* in the Software without restriction, including without limitation the rights */
/* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell */
/* copies of the Software, and to permit persons to whom the Software is */
/* furnished to do so, subject to the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be included in */
/* all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR */
/* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, */
/* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE */
/* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER */
/* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, */
/* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN */
/* THE SOFTWARE. */
/**********************************************************************************************/
#ifndef LIBCAPTION_TS_H
#define LIBCAPTION_TS_H
#include "caption.h"
typedef struct {
int16_t pmtpid;
int16_t avcpid;
int64_t pts;
int64_t dts;
size_t size;
const uint8_t* data;
} ts_t;
/*! \brief
\param
Expects 188 byte TS packet
*/
#define TS_PACKET_SIZE 188
void ts_init (ts_t* ts);
int ts_parse_packet (ts_t* ts, const uint8_t* data);
// return timestamp in seconds
static inline double ts_dts_seconds (ts_t* ts) { return ts->dts / 90000.0; }
static inline double ts_pts_seconds (ts_t* ts) { return ts->pts / 90000.0; }
static inline double ts_cts_seconds (ts_t* ts) { return (ts->dts - ts->pts) / 90000.0; }
#endif