diff options
Diffstat (limited to 'lib/dvb/esection.h')
| -rw-r--r-- | lib/dvb/esection.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/lib/dvb/esection.h b/lib/dvb/esection.h index 2bb17a98..3e097ccc 100644 --- a/lib/dvb/esection.h +++ b/lib/dvb/esection.h @@ -63,7 +63,7 @@ protected: else TABLE_eDebugNoNewLine("-"); - TABLE_eDebug(" %d/%d TID %02x", avail.size(), max, data[0]); + TABLE_eDebug(" %zd/%d TID %02x", avail.size(), max, data[0]); if (avail.size() == max) { @@ -100,6 +100,10 @@ class eAUTable: public eAUGTable int first; ePtr<iDVBDemux> m_demux; eMainloop *ml; + + /* needed to detect broken table version handling (seen on some m2ts files) */ + struct timespec m_prev_table_update; + int m_table_cnt; public: eAUTable() @@ -119,6 +123,7 @@ public: int begin(eMainloop *m, const eDVBTableSpec &spec, ePtr<iDVBDemux> demux) { + m_table_cnt = 0; ml = m; m_demux = demux; first= 1; @@ -197,6 +202,24 @@ public: if (current && (!current->getSpec(spec))) { + /* detect broken table version handling (seen on some m2ts files) */ + if (m_table_cnt) + { + if (abs(timeout_usec(m_prev_table_update)) > 500000) + m_table_cnt = -1; + else if (m_table_cnt > 1) // two pmt update within one second + { + eDebug("Seen two consecutive table version changes within 500ms. " + "This seems broken, so auto update for pid %04x, table %02x is now disabled!!", + spec.pid, spec.tid); + m_table_cnt = 0; + return; + } + } + + ++m_table_cnt; + clock_gettime(CLOCK_MONOTONIC, &m_prev_table_update); + next = new Table(); CONNECT(next->tableReady, eAUTable::slotTableReady); spec.flags &= ~(eDVBTableSpec::tfAnyVersion|eDVBTableSpec::tfThisVersion|eDVBTableSpec::tfHaveTimeout); |