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From 578e95faa4f0724c664418587a756590a2947f26 Mon Sep 17 00:00:00 2001
From: etobi <git@e-tobi.net>
Date: Fri, 12 Feb 2010 21:56:41 +0100
Subject: [PATCH 3/6] Allow manual configuration of teletetxt subtitle pages in channels.conf
---
channels.c | 49 ++++++++++++++++++++++++++++++++++++++++++++++---
channels.h | 1 +
vdr.5 | 7 +++++++
3 files changed, 54 insertions(+), 3 deletions(-)
diff --git a/channels.c b/channels.c
index 08ddf3e..0e23389 100644
--- a/channels.c
+++ b/channels.c
@@ -553,6 +553,7 @@ void cChannel::SetSubtitlingDescriptors(uchar *SubtitlingTypes, uint16_t *Compos
void cChannel::SetTeletextSubtitlePages(tTeletextSubtitlePage pages[], int numberOfPages)
{
+ totalTtxtSubtitlePages = fixedTtxtSubtitlePages;
for (int i = 0; (i < numberOfPages) && (totalTtxtSubtitlePages < MAXTXTPAGES); i++)
teletextSubtitlePages[totalTtxtSubtitlePages++] = pages[i];
}
@@ -764,11 +765,22 @@ cString cChannel::ToText(const cChannel *Channel)
q += IntArrayToString(q, Channel->dpids, 10, Channel->dlangs);
}
*q = 0;
+ const int TBufferSize = 5 + 1 + (MAXTXTPAGES * (3 + 1 + MAXLANGCODE1 + 1)) + 10; // '12345;150=deu,151=fin,...', +10: paranoia
+ char tpidbuf[TBufferSize];
+ q = tpidbuf;
+ q += snprintf(q, sizeof(tpidbuf), "%d", Channel->tpid);
+ if (Channel->fixedTtxtSubtitlePages > 0) {
+ q += snprintf(q, sizeof(tpidbuf) - (q - tpidbuf), ";");
+ for (int i = 0; i < Channel->fixedTtxtSubtitlePages; ++i) {
+ tTeletextSubtitlePage page = Channel->teletextSubtitlePages[i];
+ q += snprintf(q, sizeof(tpidbuf) - (q - tpidbuf), "%d=%s", page.PageNumber(), page.ttxtLanguage);
+ }
+ }
char caidbuf[MAXCAIDS * 5 + 10]; // 5: 4 digits plus delimiting ',', 10: paranoia
q = caidbuf;
q += IntArrayToString(q, Channel->caids, 16);
*q = 0;
- buffer = cString::sprintf("%s:%d:%s:%s:%d:%s:%s:%d:%s:%d:%d:%d:%d\n", FullName, Channel->frequency, *Channel->ParametersToString(), *cSource::ToString(Channel->source), Channel->srate, vpidbuf, apidbuf, Channel->tpid, caidbuf, Channel->sid, Channel->nid, Channel->tid, Channel->rid);
+ buffer = cString::sprintf("%s:%d:%s:%s:%d:%s:%s:%s:%s:%d:%d:%d:%d\n", FullName, Channel->frequency, *Channel->ParametersToString(), *cSource::ToString(Channel->source), Channel->srate, vpidbuf, apidbuf, tpidbuf, caidbuf, Channel->sid, Channel->nid, Channel->tid, Channel->rid);
}
return buffer;
}
@@ -802,8 +814,9 @@ bool cChannel::Parse(const char *s)
char *parambuf = NULL;
char *vpidbuf = NULL;
char *apidbuf = NULL;
+ char *tpidbuf = NULL;
char *caidbuf = NULL;
- int fields = sscanf(s, "%a[^:]:%d :%a[^:]:%a[^:] :%d :%a[^:]:%a[^:]:%d :%a[^:]:%d :%d :%d :%d ", &namebuf, &frequency, ¶mbuf, &sourcebuf, &srate, &vpidbuf, &apidbuf, &tpid, &caidbuf, &sid, &nid, &tid, &rid);
+ int fields = sscanf(s, "%a[^:]:%d :%a[^:]:%a[^:] :%d :%a[^:]:%a[^:]:%a[^:]:%a[^:]:%d :%d :%d :%d ", &namebuf, &frequency, ¶mbuf, &sourcebuf, &srate, &vpidbuf, &apidbuf, &tpidbuf, &caidbuf, &sid, &nid, &tid, &rid);
if (fields >= 9) {
if (fields == 9) {
// allow reading of old format
@@ -885,7 +898,36 @@ bool cChannel::Parse(const char *s)
}
dpids[NumDpids] = 0;
}
-
+ if (tpidbuf) {
+ char *p;
+ fixedTtxtSubtitlePages = 0;
+ // 2001;150=deu,151=fin
+ if ((p = strchr(tpidbuf, ';')) != NULL) {
+ char *q, *strtok_next;
+ *p++ = 0;
+ while ((q = strtok_r(p, ",", &strtok_next)) != NULL) {
+ if (fixedTtxtSubtitlePages < MAXTXTPAGES) {
+ int page;
+ char *l = strchr(q, '=');
+ if (l)
+ *l++ = 0;
+ if (sscanf(q, "%d", &page) == 1) {
+ teletextSubtitlePages[fixedTtxtSubtitlePages++] = tTeletextSubtitlePage(page);
+ if (l)
+ strn0cpy(teletextSubtitlePages[fixedTtxtSubtitlePages].ttxtLanguage, l, MAXLANGCODE1);
+ }
+ else
+ esyslog("ERROR: invalid Teletext page!"); // no need to set ok to 'false'
+ }
+ else
+ esyslog("ERROR: too many Teletext pages!"); // no need to set ok to 'false'
+ p = NULL;
+ }
+ totalTtxtSubtitlePages = fixedTtxtSubtitlePages;
+ }
+ if (sscanf(tpidbuf, "%d", &tpid) != 1)
+ return false;
+ }
if (caidbuf) {
char *p = caidbuf;
char *q;
@@ -922,6 +964,7 @@ bool cChannel::Parse(const char *s)
free(sourcebuf);
free(vpidbuf);
free(apidbuf);
+ free(tpidbuf);
free(caidbuf);
free(namebuf);
if (!GetChannelID().Valid()) {
diff --git a/channels.h b/channels.h
index acb346e..c61f770 100644
--- a/channels.h
+++ b/channels.h
@@ -144,6 +144,7 @@ private:
uint16_t compositionPageIds[MAXSPIDS];
uint16_t ancillaryPageIds[MAXSPIDS];
int tpid;
+ int fixedTtxtSubtitlePages;
int totalTtxtSubtitlePages;
tTeletextSubtitlePage teletextSubtitlePages[MAXTXTPAGES];
int caids[MAXCAIDS + 1]; // list is zero-terminated
diff --git a/vdr.5 b/vdr.5
index 4b2cb90..c7da844 100644
--- a/vdr.5
+++ b/vdr.5
@@ -207,6 +207,13 @@ can be indicated by adding a second language code, delimited by a '+' sign, as i
.TP
.B TPID
The teletext PID.
+
+Fixed teletext subtitling pages can be defined separated by a semicolon.
+The pages (separated by commas) can contain ISO 639 language codes, delimited
+by a '=' sign, as in
+
+.B ...:2001;150=deu,151=fin:...
+
.TP
.B Conditional access
A hexadecimal integer defining how this channel can be accessed:
--
1.6.5
|
