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Code Issues Releases Wiki Activity

Added full handling of the stream types of Dolby Digital pids

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This commit is contained in:
Klaus Schmidinger 2010-06-05 13:50:56 +02:00
parent 174eaaffbd
commit 9377d831b3
7 changed files with 39 additions and 17 deletions
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1
CONTRIBUTORS
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@ -2369,6 +2369,7 @@ Alexander Riedel <alexander-riedel@t-online.de>
Jose Alberto Reguero <jareguero@telefonica.net>
for a patch that fixed part of a crash in i18n character set conversion
for fixing cDvbPlayer::NextFile() to handle files larger than 2GB
for implementing full handling of the stream types of Dolby Digital pids
Patrice Staudt <staudt@engsystem.net>
for adding full weekday names to i18n.c for plugins to use

2
HISTORY
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@ -6463,3 +6463,5 @@ Video Disk Recorder Revision History
See man vdr(5) on how the APID section of channels has been extended to store
this information.
- Added detecting channels that use service type 0x16.
- Added full handling of the stream types of Dolby Digital pids
(thanks to Jose Alberto Reguero).

22
channels.c
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@ -4,13 +4,14 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: channels.c 2.15 2010/05/16 11:44:31 kls Exp $
* $Id: channels.c 2.16 2010/06/05 13:33:57 kls Exp $
*/
#include "channels.h"
#include <ctype.h>
#include "device.h"
#include "epg.h"
#include "libsi/si.h"
#include "timers.h"
// IMPORTANT NOTE: in the 'sscanf()' calls there is a blank after the '%d'
@ -294,12 +295,12 @@ static int IntArrayToString(char *s, const int *a, int Base = 10, const char n[]
return q - s;
}
void cChannel::SetPids(int Vpid, int Ppid, int Vtype, int *Apids, int *Atypes, char ALangs[][MAXLANGCODE2], int *Dpids, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid)
void cChannel::SetPids(int Vpid, int Ppid, int Vtype, int *Apids, int *Atypes, char ALangs[][MAXLANGCODE2], int *Dpids, int *Dtypes, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid)
{
int mod = CHANNELMOD_NONE;
if (vpid != Vpid || ppid != Ppid || vtype != Vtype || tpid != Tpid)
mod |= CHANNELMOD_PIDS;
int m = IntArraysDiffer(apids, Apids, alangs, ALangs) | IntArraysDiffer(atypes, Atypes) | IntArraysDiffer(dpids, Dpids, dlangs, DLangs) | IntArraysDiffer(spids, Spids, slangs, SLangs);
int m = IntArraysDiffer(apids, Apids, alangs, ALangs) | IntArraysDiffer(atypes, Atypes) | IntArraysDiffer(dpids, Dpids, dlangs, DLangs) | IntArraysDiffer(dtypes, Dtypes) | IntArraysDiffer(spids, Spids, slangs, SLangs);
if (m & STRDIFF)
mod |= CHANNELMOD_LANGS;
if (m & VALDIFF)
@ -312,14 +313,14 @@ void cChannel::SetPids(int Vpid, int Ppid, int Vtype, int *Apids, int *Atypes, c
q += IntArrayToString(q, apids, 10, alangs, atypes);
if (dpids[0]) {
*q++ = ';';
q += IntArrayToString(q, dpids, 10, dlangs);
q += IntArrayToString(q, dpids, 10, dlangs, dtypes);
}
*q = 0;
q = NewApidsBuf;
q += IntArrayToString(q, Apids, 10, ALangs, Atypes);
if (Dpids[0]) {
*q++ = ';';
q += IntArrayToString(q, Dpids, 10, DLangs);
q += IntArrayToString(q, Dpids, 10, DLangs, Dtypes);
}
*q = 0;
const int SBufferSize = MAXSPIDS * (5 + 1 + MAXLANGCODE2) + 10; // 5 digits plus delimiting ',' or ';' plus optional '=cod', +10: paranoia
@ -344,6 +345,7 @@ void cChannel::SetPids(int Vpid, int Ppid, int Vtype, int *Apids, int *Atypes, c
apids[MAXAPIDS] = 0;
for (int i = 0; i < MAXDPIDS; i++) {
dpids[i] = Dpids[i];
dtypes[i] = Dtypes[i];
strn0cpy(dlangs[i], DLangs[i], MAXLANGCODE2);
}
dpids[MAXDPIDS] = 0;
@ -499,7 +501,7 @@ cString cChannel::ToText(const cChannel *Channel)
q += IntArrayToString(q, Channel->apids, 10, Channel->alangs, Channel->atypes);
if (Channel->dpids[0]) {
*q++ = ';';
q += IntArrayToString(q, Channel->dpids, 10, Channel->dlangs);
q += IntArrayToString(q, Channel->dpids, 10, Channel->dlangs, Channel->dtypes);
}
*q = 0;
char caidbuf[MAXCAIDS * 5 + 10]; // 5: 4 digits plus delimiting ',', 10: paranoia
@ -557,6 +559,7 @@ bool cChannel::Parse(const char *s)
apids[0] = 0;
atypes[0] = 0;
dpids[0] = 0;
dtypes[0] = 0;
ok = false;
if (parambuf && sourcebuf && vpidbuf && apidbuf) {
parameters = parambuf;
@ -617,9 +620,15 @@ bool cChannel::Parse(const char *s)
char *strtok_next;
while ((q = strtok_r(p, ",", &strtok_next)) != NULL) {
if (NumDpids < MAXDPIDS) {
dtypes[NumDpids] = SI::AC3DescriptorTag; // backwards compatibility
char *l = strchr(q, '=');
if (l) {
*l++ = 0;
char *t = strchr(l, '@');
if (t) {
*t++ = 0;
dtypes[NumDpids] = strtol(t, NULL, 10);
}
strn0cpy(dlangs[NumDpids], l, MAXLANGCODE2);
}
else
@ -631,6 +640,7 @@ bool cChannel::Parse(const char *s)
p = NULL;
}
dpids[NumDpids] = 0;
dtypes[NumDpids] = 0;
}
if (caidbuf) {

6
channels.h
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@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: channels.h 2.11 2010/05/16 11:06:52 kls Exp $
* $Id: channels.h 2.12 2010/06/05 13:12:54 kls Exp $
*/
#ifndef __CHANNELS_H
@ -107,6 +107,7 @@ private:
int atypes[MAXAPIDS + 1]; // list is zero-terminated
char alangs[MAXAPIDS][MAXLANGCODE2];
int dpids[MAXDPIDS + 1]; // list is zero-terminated
int dtypes[MAXAPIDS + 1]; // list is zero-terminated
char dlangs[MAXDPIDS][MAXLANGCODE2];
int spids[MAXSPIDS + 1]; // list is zero-terminated
char slangs[MAXSPIDS][MAXLANGCODE2];
@ -158,6 +159,7 @@ public:
const char *Dlang(int i) const { return (0 <= i && i < MAXDPIDS) ? dlangs[i] : ""; }
const char *Slang(int i) const { return (0 <= i && i < MAXSPIDS) ? slangs[i] : ""; }
int Atype(int i) const { return (0 <= i && i < MAXAPIDS) ? atypes[i] : 0; }
int Dtype(int i) const { return (0 <= i && i < MAXDPIDS) ? dtypes[i] : 0; }
uchar SubtitlingType(int i) const { return (0 <= i && i < MAXSPIDS) ? subtitlingTypes[i] : uchar(0); }
uint16_t CompositionPageId(int i) const { return (0 <= i && i < MAXSPIDS) ? compositionPageIds[i] : uint16_t(0); }
uint16_t AncillaryPageId(int i) const { return (0 <= i && i < MAXSPIDS) ? ancillaryPageIds[i] : uint16_t(0); }
@ -187,7 +189,7 @@ public:
void SetId(int Nid, int Tid, int Sid, int Rid = 0);
void SetName(const char *Name, const char *ShortName, const char *Provider);
void SetPortalName(const char *PortalName);
void SetPids(int Vpid, int Ppid, int Vtype, int *Apids, int *Atypes, char ALangs[][MAXLANGCODE2], int *Dpids, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid);
void SetPids(int Vpid, int Ppid, int Vtype, int *Apids, int *Atypes, char ALangs[][MAXLANGCODE2], int *Dpids, int *Dtypes, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid);
void SetCaIds(const int *CaIds); // list must be zero-terminated
void SetCaDescriptors(int Level);
void SetLinkChannels(cLinkChannels *LinkChannels);

8
pat.c
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@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: pat.c 2.10 2010/05/16 11:12:57 kls Exp $
* $Id: pat.c 2.11 2010/06/05 13:26:47 kls Exp $
*/
#include "pat.h"
@ -334,6 +334,7 @@ void cPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
int Apids[MAXAPIDS + 1] = { 0 }; // these lists are zero-terminated
int Atypes[MAXDPIDS + 1] = { 0 };
int Dpids[MAXDPIDS + 1] = { 0 };
int Dtypes[MAXDPIDS + 1] = { 0 };
int Spids[MAXSPIDS + 1] = { 0 };
uchar SubtitlingTypes[MAXSPIDS + 1] = { 0 };
uint16_t CompositionPageIds[MAXSPIDS + 1] = { 0 };
@ -399,6 +400,7 @@ void cPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
//XXX case 8: // STREAMTYPE_13818_DSMCC
{
int dpid = 0;
int dtype = 0;
char lang[MAXLANGCODE1] = { 0 };
SI::Descriptor *d;
for (SI::Loop::Iterator it; (d = stream.streamDescriptors.getNext(it)); ) {
@ -406,6 +408,7 @@ void cPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
case SI::AC3DescriptorTag:
case SI::EnhancedAC3DescriptorTag:
dpid = esPid;
dtype = d->getDescriptorTag();
ProcessCaDescriptors = true;
break;
case SI::SubtitlingDescriptorTag:
@ -446,6 +449,7 @@ void cPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
if (dpid) {
if (NumDpids < MAXDPIDS) {
Dpids[NumDpids] = dpid;
Dtypes[NumDpids] = dtype;
strn0cpy(DLangs[NumDpids], lang, MAXLANGCODE1);
NumDpids++;
}
@ -485,7 +489,7 @@ void cPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
}
}
if (Setup.UpdateChannels >= 2) {
Channel->SetPids(Vpid, Ppid, Vtype, Apids, Atypes, ALangs, Dpids, DLangs, Spids, SLangs, Tpid);
Channel->SetPids(Vpid, Ppid, Vtype, Apids, Atypes, ALangs, Dpids, Dtypes, DLangs, Spids, SLangs, Tpid);
Channel->SetCaIds(CaDescriptors->CaIds());
Channel->SetSubtitlingDescriptors(SubtitlingTypes, CompositionPageIds, AncillaryPageIds);
}

13
remux.c
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@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: remux.c 2.46 2010/05/16 12:23:12 kls Exp $
* $Id: remux.c 2.47 2010/06/05 13:32:15 kls Exp $
*/
#include "remux.h"
@ -188,10 +188,10 @@ int cPatPmtGenerator::MakeStream(uchar *Target, uchar Type, int Pid)
return i;
}
int cPatPmtGenerator::MakeAC3Descriptor(uchar *Target)
int cPatPmtGenerator::MakeAC3Descriptor(uchar *Target, uchar Type)
{
int i = 0;
Target[i++] = SI::AC3DescriptorTag;
Target[i++] = Type;
Target[i++] = 0x01; // length
Target[i++] = 0x00;
IncEsInfoLength(i);
@ -327,7 +327,7 @@ void cPatPmtGenerator::GeneratePmt(const cChannel *Channel)
}
for (int n = 0; Channel->Dpid(n); n++) {
i += MakeStream(buf + i, 0x06, Channel->Dpid(n));
i += MakeAC3Descriptor(buf + i);
i += MakeAC3Descriptor(buf + i, Channel->Dtype(n));
i += MakeLanguageDescriptor(buf + i, Channel->Dlang(n));
}
for (int n = 0; Channel->Spid(n); n++) {
@ -552,13 +552,16 @@ void cPatPmtParser::ParsePmt(const uchar *Data, int Length)
case 0x06: // STREAMTYPE_13818_PES_PRIVATE
{
int dpid = 0;
int dtype = 0;
char lang[MAXLANGCODE1] = "";
SI::Descriptor *d;
for (SI::Loop::Iterator it; (d = stream.streamDescriptors.getNext(it)); ) {
switch (d->getDescriptorTag()) {
case SI::AC3DescriptorTag:
case SI::EnhancedAC3DescriptorTag:
dbgpatpmt(" AC3");
dpid = stream.getPid();
dtype = d->getDescriptorTag();
break;
case SI::SubtitlingDescriptorTag:
dbgpatpmt(" subtitling");
@ -605,7 +608,7 @@ void cPatPmtParser::ParsePmt(const uchar *Data, int Length)
if (dpid) {
if (NumDpids < MAXDPIDS) {
dpids[NumDpids] = dpid;
dtypes[NumDpids] = stream.getStreamType();
dtypes[NumDpids] = dtype;
strn0cpy(dlangs[NumDpids], lang, sizeof(dlangs[NumDpids]));
if (updatePrimaryDevice && Setup.UseDolbyDigital)
cDevice::PrimaryDevice()->SetAvailableTrack(ttDolby, NumDpids, dpid, lang);

4
remux.h
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@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: remux.h 2.25 2010/05/13 14:29:45 kls Exp $
* $Id: remux.h 2.26 2010/06/05 13:27:55 kls Exp $
*/
#ifndef __REMUX_H
@ -169,7 +169,7 @@ private:
void IncEsInfoLength(int Length);
protected:
int MakeStream(uchar *Target, uchar Type, int Pid);
int MakeAC3Descriptor(uchar *Target);
int MakeAC3Descriptor(uchar *Target, uchar Type);
int MakeSubtitlingDescriptor(uchar *Target, const char *Language, uchar SubtitlingType, uint16_t CompositionPageId, uint16_t AncillaryPageId);
int MakeLanguageDescriptor(uchar *Target, const char *Language);
int MakeCRC(uchar *Target, const uchar *Data, int Length);