mirror of
https://github.com/rofafor/vdr-plugin-iptv.git
synced 2023-10-10 13:37:03 +02:00
77 lines
1.9 KiB
C
77 lines
1.9 KiB
C
/*
|
|
* common.c: IPTV plugin for the Video Disk Recorder
|
|
*
|
|
* See the README file for copyright information and how to reach the author.
|
|
*
|
|
* $Id: common.c,v 1.4 2007/10/20 20:27:58 ajhseppa Exp $
|
|
*/
|
|
|
|
#include <vdr/i18n.h>
|
|
#include <vdr/tools.h>
|
|
#include "common.h"
|
|
|
|
uint16_t ts_pid(const uint8_t *buf)
|
|
{
|
|
return ((buf[1] & 0x1f) << 8) + buf[2];
|
|
}
|
|
|
|
uint8_t payload(const uint8_t *tsp)
|
|
{
|
|
if (!(tsp[3] & 0x10)) // no payload?
|
|
return 0;
|
|
|
|
if (tsp[3] & 0x20) { // adaptation field?
|
|
if (tsp[4] > 183) // corrupted data?
|
|
return 0;
|
|
else
|
|
return 184 - 1 - tsp[4];
|
|
}
|
|
|
|
return 184;
|
|
}
|
|
|
|
const char *id_pid(const u_short Pid)
|
|
{
|
|
for (int i = 0; i < SECTION_FILTER_TABLE_SIZE; ++i) {
|
|
if (Pid == section_filter_table[i].pid)
|
|
return section_filter_table[i].tag;
|
|
}
|
|
return "---";
|
|
}
|
|
|
|
int selectSingleDesc(int descriptor, const int usecs, const bool selectWrite)
|
|
{
|
|
// Wait for data
|
|
struct timeval tv;
|
|
tv.tv_sec = 0;
|
|
tv.tv_usec = usecs;
|
|
// Use select
|
|
fd_set fds;
|
|
FD_ZERO(&fds);
|
|
FD_SET(descriptor, &fds);
|
|
int retval = 0;
|
|
if (selectWrite)
|
|
retval = select(descriptor + 1, NULL, &fds, NULL, &tv);
|
|
else
|
|
retval = select(descriptor + 1, &fds, NULL, NULL, &tv);
|
|
// Check if error
|
|
if (retval < 0) {
|
|
char tmp[64];
|
|
error("ERROR: select(): %s", strerror_r(errno, tmp, sizeof(tmp)));
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
const section_filter_table_type section_filter_table[SECTION_FILTER_TABLE_SIZE] =
|
|
{
|
|
/* description tag pid tid mask */
|
|
{trNOOP("PAT (0x00)"), "PAT", 0x00, 0x00, 0xFF},
|
|
{trNOOP("NIT (0x40)"), "NIT", 0x10, 0x40, 0xFF},
|
|
{trNOOP("SDT (0x42)"), "SDT", 0x11, 0x42, 0xFF},
|
|
{trNOOP("EIT (0x4E/0x4F)"), "EIT", 0x12, 0x4E, 0xFE},
|
|
{trNOOP("EIT (0x5X)"), "EIT", 0x12, 0x50, 0xF0},
|
|
{trNOOP("EIT (0x6X)"), "EIT", 0x12, 0x60, 0xF0},
|
|
{trNOOP("TDT (0x70)"), "TDT", 0x14, 0x70, 0xFF},
|
|
};
|
|
|