X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/3bad22d5566624804a73b3791980bab2d84c8266..82437c6e4fa79ffde6e2dcdfef1b88a1c9811430:/lib/dvb/demux.cpp diff --git a/lib/dvb/demux.cpp b/lib/dvb/demux.cpp index 4522706d..78c55bfe 100644 --- a/lib/dvb/demux.cpp +++ b/lib/dvb/demux.cpp @@ -1,13 +1,24 @@ +#include #include #include #include #include #include +#include +#if HAVE_DVB_API_VERSION < 3 +#include +#ifndef DMX_SET_NEGFILTER_MASK + #define DMX_SET_NEGFILTER_MASK _IOW('o',48,uint8_t *) +#endif +#else #include +#endif + #include "crc32.h" #include +#include #include #include #include @@ -15,14 +26,53 @@ eDVBDemux::eDVBDemux(int adapter, int demux): adapter(adapter), demux(demux) { + m_dvr_busy = 0; } eDVBDemux::~eDVBDemux() { } +int eDVBDemux::openDemux(void) +{ + char filename[128]; +#if HAVE_DVB_API_VERSION < 3 + snprintf(filename, 128, "/dev/dvb/card%d/demux%d", adapter, demux); +#else + snprintf(filename, 128, "/dev/dvb/adapter%d/demux%d", adapter, demux); +#endif + return ::open(filename, O_RDWR); +} + DEFINE_REF(eDVBDemux) +RESULT eDVBDemux::setSourceFrontend(int fenum) +{ +#if HAVE_DVB_API_VERSION >= 3 + int fd = openDemux(); + + int n = DMX_SOURCE_FRONT0 + fenum; + int res = ::ioctl(fd, DMX_SET_SOURCE, &n); + if (res) + eDebug("DMX_SET_SOURCE failed! - %m"); + ::close(fd); + return res; +#endif + return 0; +} + +RESULT eDVBDemux::setSourcePVR(int pvrnum) +{ +#if HAVE_DVB_API_VERSION >= 3 + int fd = openDemux(); + int n = DMX_SOURCE_DVR0 + pvrnum; + int res = ::ioctl(fd, DMX_SET_SOURCE, &n); + ::close(fd); + return res; +#endif + return 0; +} + RESULT eDVBDemux::createSectionReader(eMainloop *context, ePtr &reader) { RESULT res; @@ -32,12 +82,57 @@ RESULT eDVBDemux::createSectionReader(eMainloop *context, ePtr &recorder) +{ + if (m_dvr_busy) + return -EBUSY; + recorder = new eDVBTSRecorder(this); + return 0; +} + RESULT eDVBDemux::getMPEGDecoder(ePtr &decoder) { decoder = new eTSMPEGDecoder(this, 0); return 0; } +RESULT eDVBDemux::getSTC(pts_t &pts, int num) +{ + int fd = openDemux(); + + if (fd < 0) + return -ENODEV; + + struct dmx_stc stc; + stc.num = num; + stc.base = 1; + + if (ioctl(fd, DMX_GET_STC, &stc) < 0) + { + ::close(fd); + return -1; + } + + pts = stc.stc; + + ::close(fd); + return 0; +} + +RESULT eDVBDemux::flush() +{ + // FIXME: implement flushing the PVR queue here. + + m_event(evtFlush); + return 0; +} + +RESULT eDVBDemux::connectEvent(const Slot1 &event, ePtr &conn) +{ + conn = new eConnection(this, m_event.connect(event)); + return 0; +} + void eDVBSectionReader::data(int) { __u8 data[4096]; // max. section size @@ -53,20 +148,25 @@ void eDVBSectionReader::data(int) // this check should never happen unless the driver is crappy! unsigned int c; if ((c = crc32((unsigned)-1, data, r))) - eFatal("crc32 failed! is %x\n", c); + { + eDebug("crc32 failed! is %x\n", c); + return; + } } - read(data); + if (active) + read(data); + else + eDebug("data.. but not active"); } eDVBSectionReader::eDVBSectionReader(eDVBDemux *demux, eMainloop *context, RESULT &res): demux(demux) { char filename[128]; - sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux); - fd = ::open(filename, O_RDWR); + fd = demux->openDemux(); if (fd >= 0) { - notifier=new eSocketNotifier(context, fd, eSocketNotifier::Read); + notifier=new eSocketNotifier(context, fd, eSocketNotifier::Read, false); CONNECT(notifier->activated, eDVBSectionReader::data); res = 0; } else @@ -92,11 +192,19 @@ RESULT eDVBSectionReader::start(const eDVBSectionFilterMask &mask) if (fd < 0) return -ENODEV; + notifier->start(); +#if HAVE_DVB_API_VERSION < 3 + dmxSctFilterParams sct; +#else dmx_sct_filter_params sct; - +#endif sct.pid = mask.pid; sct.timeout = 0; +#if HAVE_DVB_API_VERSION < 3 + sct.flags = 0; +#else sct.flags = DMX_IMMEDIATE_START; +#endif if (mask.flags & eDVBSectionFilterMask::rfCRC) { sct.flags |= DMX_CHECK_CRC; @@ -106,11 +214,27 @@ RESULT eDVBSectionReader::start(const eDVBSectionFilterMask &mask) memcpy(sct.filter.filter, mask.data, DMX_FILTER_SIZE); memcpy(sct.filter.mask, mask.mask, DMX_FILTER_SIZE); +#if HAVE_DVB_API_VERSION >= 3 memcpy(sct.filter.mode, mask.mode, DMX_FILTER_SIZE); + if (::ioctl(fd, DMX_SET_BUFFER_SIZE, 8192*8) < 0) + eDebug("DMX_SET_BUFFER_SIZE failed(%m)"); +#endif res = ::ioctl(fd, DMX_SET_FILTER, &sct); if (!res) + { +#if HAVE_DVB_API_VERSION < 3 + res = ::ioctl(fd, DMX_SET_NEGFILTER_MASK, mask.mode); + if (!res) + { + res = ::ioctl(fd, DMX_START, 0); + if (!res) + active = 1; + } +#else active = 1; +#endif + } return res; } @@ -118,9 +242,11 @@ RESULT eDVBSectionReader::stop() { if (!active) return -1; - + + active=0; ::ioctl(fd, DMX_STOP); - + notifier->stop(); + return 0; } @@ -129,3 +255,157 @@ RESULT eDVBSectionReader::connectRead(const Slot1 &r, ePtrm_dvr_busy = 1; +} + +eDVBTSRecorder::~eDVBTSRecorder() +{ + stop(); + delete m_thread; + m_demux->m_dvr_busy = 0; +} + +RESULT eDVBTSRecorder::start() +{ + if (m_running) + return -1; + + if (m_target_fd == -1) + return -2; + + char filename[128]; +#if HAVE_DVB_API_VERSION < 3 + snprintf(filename, 128, "/dev/dvb/card%d/dvr%d", m_demux->adapter, m_demux->demux); +#else + snprintf(filename, 128, "/dev/dvb/adapter%d/dvr%d", m_demux->adapter, m_demux->demux); +#endif + m_source_fd = ::open(filename, O_RDONLY); + + if (m_source_fd < 0) + { + eDebug("FAILED to open dvr (%s) in ts recoder (%m)", filename); + return -3; + } + + m_thread->start(m_source_fd, m_target_fd); + m_running = 1; + + for (std::map::iterator i(m_pids.begin()); i != m_pids.end(); ++i) + startPID(i->first); + + return 0; +} + +RESULT eDVBTSRecorder::addPID(int pid) +{ + if (m_pids.find(pid) != m_pids.end()) + return -1; + + m_pids.insert(std::pair(pid, -1)); + if (m_running) + startPID(pid); + return 0; +} + +RESULT eDVBTSRecorder::removePID(int pid) +{ + if (m_pids.find(pid) == m_pids.end()) + return -1; + + if (m_running) + stopPID(pid); + + m_pids.erase(pid); + return 0; +} + +RESULT eDVBTSRecorder::setFormat(int format) +{ + if (m_running) + return -1; + m_format = format; + return 0; +} + +RESULT eDVBTSRecorder::setTargetFD(int fd) +{ + m_target_fd = fd; + return 0; +} + +RESULT eDVBTSRecorder::setBoundary(off_t max) +{ + return -1; // not yet implemented +} + +RESULT eDVBTSRecorder::stop() +{ + for (std::map::iterator i(m_pids.begin()); i != m_pids.end(); ++i) + stopPID(i->first); + + if (!m_running) + return -1; + m_thread->stop(); + + close(m_source_fd); + + return 0; +} + +RESULT eDVBTSRecorder::connectEvent(const Slot1 &event, ePtr &conn) +{ + conn = new eConnection(this, m_event.connect(event)); + return 0; +} + +RESULT eDVBTSRecorder::startPID(int pid) +{ + int fd = m_demux->openDemux(); + if (fd < 0) + { + eDebug("FAILED to open demux in ts recoder (%m)"); + return -1; + } + +#if HAVE_DVB_API_VERSION < 3 + dmxPesFilterParams flt; + + flt.pesType = DMX_PES_OTHER; +#else + dmx_pes_filter_params flt; + + flt.pes_type = DMX_PES_OTHER; +#endif + + flt.pid = pid; + flt.input = DMX_IN_FRONTEND; + flt.output = DMX_OUT_TS_TAP; + + flt.flags = DMX_IMMEDIATE_START; + + int res = ::ioctl(fd, DMX_SET_PES_FILTER, &flt); + if (res < 0) + { + eDebug("set pes filter failed!"); + ::close(fd); + return -1; + } + m_pids[pid] = fd; + + return 0; +} + +void eDVBTSRecorder::stopPID(int pid) +{ + ::close(m_pids[pid]); + m_pids[pid] = -1; +}