diff options
Diffstat (limited to 'channels.c')
| -rw-r--r-- | channels.c | 110 |
1 files changed, 74 insertions, 36 deletions
@@ -4,7 +4,7 @@ * See the main source file 'vdr.c' for copyright information and * how to reach the author. * - * $Id: channels.c 1.6 2002/11/01 10:26:45 kls Exp $ + * $Id: channels.c 1.8 2002/11/10 13:01:55 kls Exp $ */ #include "channels.h" @@ -126,19 +126,18 @@ char *cChannel::buffer = NULL; cChannel::cChannel(void) { - *name = 0; - frequency = 0; - source = 0; - srate = 0; - vpid = 0; - apid1 = 0; + strcpy(name, "Pro7"); + frequency = 12480; + source = cSource::FromString("S19.2E"); + srate = 27500; + vpid = 255; + apid1 = 256; apid2 = 0; - dpid1 = 0; + dpid1 = 257; dpid2 = 0; - tpid = 0; + tpid = 32; ca = 0; sid = 0; - number = 0; groupSep = false; polarization = 'v'; inversion = INVERSION_AUTO; @@ -151,30 +150,44 @@ cChannel::cChannel(void) hierarchy = HIERARCHY_AUTO; } -cChannel::cChannel(const cChannel *Channel) +cChannel& cChannel::operator= (const cChannel &Channel) { - strcpy(name, Channel ? Channel->name : "Pro7"); - frequency = Channel ? Channel->frequency : 12480; - source = Channel ? Channel->source : 0; - srate = Channel ? Channel->srate : 27500; - vpid = Channel ? Channel->vpid : 255; - apid1 = Channel ? Channel->apid1 : 256; - apid2 = Channel ? Channel->apid2 : 0; - dpid1 = Channel ? Channel->dpid1 : 257; - dpid2 = Channel ? Channel->dpid2 : 0; - tpid = Channel ? Channel->tpid : 32; - ca = Channel ? Channel->ca : 0; - sid = Channel ? Channel->sid : 0; - groupSep = Channel ? Channel->groupSep : false; - polarization = Channel ? Channel->polarization : 'v'; - inversion = Channel ? Channel->inversion : INVERSION_AUTO; - bandwidth = Channel ? Channel->bandwidth : BANDWIDTH_AUTO; - coderateH = Channel ? Channel->coderateH : FEC_AUTO; - coderateL = Channel ? Channel->coderateL : FEC_AUTO; - modulation = Channel ? Channel->modulation : QAM_AUTO; - transmission = Channel ? Channel->transmission : TRANSMISSION_MODE_AUTO; - guard = Channel ? Channel->guard : GUARD_INTERVAL_AUTO; - hierarchy = Channel ? Channel->hierarchy : HIERARCHY_AUTO; + memcpy(&__BeginData__, &Channel.__BeginData__, (char *)&Channel.__EndData__ - (char *)&Channel.__BeginData__); + return *this; +} + +static int MHz(int frequency) +{ + while (frequency > 20000) { + frequency /= 1000; + } + return frequency; +} + +uint64 cChannel::GetChannelID(void) const +{ + return (uint64(source) << 48) | (uint64(0) << 32) | ((MHz(frequency)) << 16) | sid; +} + +const char *cChannel::GetChannelIDStr(void) const +{ + static char buffer[256]; + snprintf(buffer, sizeof(buffer), "%s-%d-%d-%d", cSource::ToString(source), 0, MHz(frequency), sid); + return buffer; +} + +uint64 cChannel::StringToChannelID(const char *s) +{ + char *sourcebuf = NULL; + int reserved; + int frequency; + int sid; + if (4 == sscanf(s, "%a[^-]-%d-%d-%d", &sourcebuf, &reserved, &frequency, &sid)) { + int source = cSource::FromString(sourcebuf); + if (source >= 0) + return (uint64(source) << 48) | (uint64(reserved) << 32) | (frequency << 16) | sid; + } + return 0; } static int PrintParameter(char *p, char Name, int Value) @@ -185,6 +198,8 @@ static int PrintParameter(char *p, char Name, int Value) const char *cChannel::ParametersToString(void) { char type = *cSource::ToString(source); + if (isdigit(type)) + type = 'S'; #define ST(s) if (strchr(s, type)) static char buffer[64]; char *q = buffer; @@ -276,7 +291,7 @@ const char *cChannel::ToText(void) return ToText(this); } -bool cChannel::Parse(const char *s) +bool cChannel::Parse(const char *s, bool AllowNonUniqueID) { if (*s == ':') { groupSep = true; @@ -322,6 +337,10 @@ bool cChannel::Parse(const char *s) free(sourcebuf); free(apidbuf); free(namebuf); + if (!AllowNonUniqueID && Channels.GetByChannelID(GetChannelID())) { + esyslog("ERROR: channel data not unique!"); + return false; + } return ok; } else @@ -402,15 +421,34 @@ cChannel *cChannels::GetByNumber(int Number, int SkipGap) return NULL; } -cChannel *cChannels::GetByServiceID(unsigned short ServiceId) +cChannel *cChannels::GetByServiceID(int Source, unsigned short ServiceID) +{ + for (cChannel *channel = First(); channel; channel = Next(channel)) { + if (!channel->GroupSep() && channel->Source() == Source && channel->Sid() == ServiceID) + return channel; + } + return NULL; +} + +cChannel *cChannels::GetByChannelID(uint64 ChannelID) { for (cChannel *channel = First(); channel; channel = Next(channel)) { - if (!channel->GroupSep() && channel->Sid() == ServiceId) + if (!channel->GroupSep() && channel->GetChannelID() == ChannelID) return channel; } return NULL; } +bool cChannels::HasUniqueChannelID(cChannel *NewChannel, cChannel *OldChannel) +{ + uint64 NewChannelID = NewChannel->GetChannelID(); + for (cChannel *channel = First(); channel; channel = Next(channel)) { + if (!channel->GroupSep() && channel != OldChannel && channel->GetChannelID() == NewChannelID) + return false; + } + return true; +} + bool cChannels::SwitchTo(int Number) { cChannel *channel = GetByNumber(Number); |