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added continuity check option with (-a l) and without (t) display line

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fixed some warnings
This commit is contained in:
drmocm 2020-02-05 19:00:51 +01:00
parent 938090b5e6
commit b43160a03a
1 changed files with 111 additions and 8 deletions
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109
lib/ddzap.c
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@ -11,6 +11,81 @@
#include <stdlib.h>
#include <stdint.h>
char line_start[16] = "";
char line_end[16] = "\r";
uint32_t cc_errors = 0;
uint32_t packets = 0;
uint32_t payload_packets = 0;
uint32_t packet_errors = 0;
uint8_t cc[8192] = { 0 };
void proc_ts(int i, uint8_t *buf)
{
uint16_t pid=0x1fff&((buf[1]<<8)|buf[2]);
uint8_t ccin = buf[3] & 0x1F;
if( buf[0] == 0x47 && (buf[1] & 0x80) == 0)
{
if( pid != 8191 )
{
if( ccin != 0 )
{
if( cc[pid] != 0 )
{
// TODO: 1 repetition allowed
if( ( ccin & 0x10 ) != 0 && (((cc[pid] + 1) & 0x0F) != (ccin & 0x0F)) )
cc_errors += 1;
}
cc[pid] = ccin;
}
payload_packets += 1;
}
}
else
packet_errors += 1;
if( (packets & 0x3FFF ) == 0)
{
printf("%s Packets: %12u non null %12u, errors: %12u, CC errors: %12u%s", line_start, packets, payload_packets, packet_errors, cc_errors, line_end);
fflush(stdout);
}
packets += 1;
}
#define TSBUFSIZE (100*188)
void tscheck(int ts)
{
uint8_t *buf;
uint8_t id;
int i, nts;
int len;
buf=(uint8_t *)malloc(TSBUFSIZE);
while(1) {
len=read(ts, buf, TSBUFSIZE);
if (len<0) {
continue;
}
if (buf[0]!=0x47) {
read(ts, buf, 1);
continue;
}
if (len%188) { /* should not happen */
printf("blah\n");
continue;
}
nts=len/188;
for (i=0; i<nts; i++)
proc_ts(i, buf+i*188);
}
}
static uint32_t root2gold(uint32_t root)
{
@ -39,6 +114,7 @@ int main(int argc, char **argv)
int fd = 0;
int odvr = 0;
FILE *fout = stdout;
int line = -1;
while (1) {
int cur_optind = optind ? optind : 1;
@ -59,11 +135,13 @@ int main(int argc, char **argv)
{"mtype", required_argument, 0, 'm'},
{"verbosity", required_argument, 0, 'v'},
{"open_dvr", no_argument, 0, 'o'},
{"tscheck", no_argument, 0, 't'},
{"tscheck_l", required_argument, 0, 'a'},
{"help", no_argument , 0, 'h'},
{0, 0, 0, 0}
};
c = getopt_long(argc, argv,
"c:i:f:s:d:p:hg:r:n:b:l:v:m:o",
"c:i:f:s:d:p:hg:r:n:b:l:v:m:ota:",
long_options, &option_index);
if (c==-1)
break;
@ -71,9 +149,24 @@ int main(int argc, char **argv)
switch (c) {
case 'o':
fout = stderr;
if (odvr) {
fprintf(fout,"Can't pipe dvr device when checking continuity\n");
break;
}
fprintf(fout,"Reading from dvr\n");
odvr = 1;
break;
case 'a':
line = strtoul(optarg, NULL, 0);
case 't':
fout = stderr;
if (odvr) {
fprintf(fout,"Can't check continuity when piping dvr device\n");
break;
}
fprintf(fout,"performing continuity check\n");
odvr = 2;
break;
case 'c':
config = strdup(optarg);
break;
@ -157,6 +250,8 @@ int main(int argc, char **argv)
" [-b bandwidth(Hz)] [-s symbol_rate(Hz)]\n"
" [-g gold_code] [-r root_code] [-i id] [-n device_num]\n"
" [-o (write dvr to stdout)]\n"
" [-l (tuner source for unicable)]\n"
" [-t [display line](continuity check)]\n"
"\n"
" delivery_system = C,S,S2,T,T2,J83B,ISDBC,ISDBT\n"
" polarity = h/H,v/V\n"
@ -226,7 +321,7 @@ int main(int argc, char **argv)
cnr = dddvb_get_cnr(fe);
printf("stat=%02x, str=%lld.%03llddB, snr=%lld.%03llddB \n",
stat, str/1000, abs(str%1000), cnr/1000, abs(cnr%1000));
stat, (long long int)str/1000,(long long int) abs(str%1000),(long long int) cnr/1000, (long long int)abs(cnr%1000));
sleep(1);
}
} else {
@ -245,7 +340,7 @@ int main(int argc, char **argv)
cnr = dddvb_get_cnr(fe);
fprintf(stderr,"stat=%02x, str=%lld.%03llddB, snr=%lld.%03llddB \n",
stat, str/1000, abs(str%1000), cnr/1000, abs(cnr%1000));
stat,(long long int) str/1000,(long long int) abs(str%1000),(long long int) cnr/1000, (long long int)abs(cnr%1000));
sleep(1);
}
fprintf(stderr,"got lock on %s\n", fe->name);
@ -255,9 +350,17 @@ int main(int argc, char **argv)
if ((fd = open(filename ,O_RDONLY)) < 0){
fprintf(stderr,"Error opening input file:%s\n",filename);
}
if (odvr == 1){
while(1){
read(fd,buf,BUFFSIZE);
write(fileno(stdout),buf,BUFFSIZE);
}
} else {
if( line >= 0 && line < 64 ){
snprintf(line_start,sizeof(line_start)-1,"\0337\033[%d;0H",line);
strncpy(line_end,"\0338",sizeof(line_end)-1);
}
tscheck(fd);
}
}
}