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lib/dvb/tstools.cpp: add more debug output to timestamp parser
author
ghost
<andreas.monzner@multimedia-labs.de>
Mon, 21 Dec 2009 15:04:41 +0000
(16:04 +0100)
committer
ghost
<andreas.monzner@multimedia-labs.de>
Mon, 21 Dec 2009 15:04:41 +0000
(16:04 +0100)
lib/dvb/tstools.cpp
patch
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diff --git
a/lib/dvb/tstools.cpp
b/lib/dvb/tstools.cpp
index a9eef4067e703bdd3db650f6e16fd8fb078226c5..00a1da72a8e8e3fb328e21aaf2e3c28bfdb3b5a0 100644
(file)
--- a/
lib/dvb/tstools.cpp
+++ b/
lib/dvb/tstools.cpp
@@
-134,7
+134,7
@@
int eDVBTSTools::getPTS(off_t &offset, pts_t &pts, int fixed)
pts |= ((unsigned long long)(packet[ 9]&0xFF)) << 1;
pts |= ((unsigned long long)(packet[10]&0x80)) >> 7;
offset -= 188;
pts |= ((unsigned long long)(packet[ 9]&0xFF)) << 1;
pts |= ((unsigned long long)(packet[10]&0x80)) >> 7;
offset -= 188;
- eDebug("PCR
found at %llx: %16llx", offset, pts
);
+ eDebug("PCR
%16llx found at %lld pid %02x (%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x)", pts, offset, pid, packet[0], packet[1], packet[2], packet[3], packet[4], packet[5], packet[6], packet[7], packet[8], packet[9], packet[10]
);
if (fixed && fixupPTS(offset, pts))
return -1;
return 0;
if (fixed && fixupPTS(offset, pts))
return -1;
return 0;
@@
-171,11
+171,11
@@
int eDVBTSTools::getPTS(off_t &offset, pts_t &pts, int fixed)
pts |= ((unsigned long long)(payload[13]&0xFE)) >> 1;
offset -= 188;
pts |= ((unsigned long long)(payload[13]&0xFE)) >> 1;
offset -= 188;
-
// eDebug("found pts %08llx at %08llx
pid %02x stream: %02x", pts, offset, pid, payload[3]);
-
+
eDebug("PTS %16llx found at %lld
pid %02x stream: %02x", pts, offset, pid, payload[3]);
+
/* convert to zero-based */
if (fixed && fixupPTS(offset, pts))
/* convert to zero-based */
if (fixed && fixupPTS(offset, pts))
-
return -1;
+ return -1;
return 0;
}
}
return 0;
}
}
@@
-212,10
+212,13
@@
int eDVBTSTools::fixupPTS(const off_t &offset, pts_t &now)
now -= pos;
return 0;
}
now -= pos;
return 0;
}
+ eDebug("eDVBTSTools::fixupPTS failed!");
+ return -1;
}
int eDVBTSTools::getOffset(off_t &offset, pts_t &pts, int marg)
{
}
int eDVBTSTools::getOffset(off_t &offset, pts_t &pts, int marg)
{
+ eDebug("getOffset for pts 0x%llx", pts);
if (m_use_streaminfo)
{
if (pts >= m_pts_end && marg > 0 && m_end_valid)
if (m_use_streaminfo)
{
if (pts >= m_pts_end && marg > 0 && m_end_valid)
@@
-440,6
+443,8
@@
void eDVBTSTools::takeSamples()
m_samples_taken = 1;
m_samples.clear();
pts_t dummy;
m_samples_taken = 1;
m_samples.clear();
pts_t dummy;
+ int retries=2;
+
if (calcLen(dummy) == -1)
return;
if (calcLen(dummy) == -1)
return;
@@
-449,21
+454,27
@@
void eDVBTSTools::takeSamples()
bytes_per_sample = 40*1024*1024;
bytes_per_sample -= bytes_per_sample % 188;
bytes_per_sample = 40*1024*1024;
bytes_per_sample -= bytes_per_sample % 188;
-
- for (off_t offset = m_offset_begin; offset < m_offset_end; offset += bytes_per_sample)
+
+ eDebug("samples step %lld, pts begin %llx, pts end %llx, offs begin %lld, offs end %lld:",
+ bytes_per_sample, m_pts_begin, m_pts_end, m_offset_begin, m_offset_end);
+
+ for (off_t offset = m_offset_begin; offset < m_offset_end;)
{
pts_t p;
{
pts_t p;
- takeSample(offset, p);
+ if (takeSample(offset, p) && retries--)
+ continue;
+ retries = 2;
+ offset += bytes_per_sample;
}
m_samples[0] = m_offset_begin;
m_samples[m_pts_end - m_pts_begin] = m_offset_end;
}
m_samples[0] = m_offset_begin;
m_samples[m_pts_end - m_pts_begin] = m_offset_end;
-
-// eDebug("begin, end: %llx %llx", m_offset_begin, m_offset_end);
}
/* returns 0 when a sample was taken. */
int eDVBTSTools::takeSample(off_t off, pts_t &p)
{
}
/* returns 0 when a sample was taken. */
int eDVBTSTools::takeSample(off_t off, pts_t &p)
{
+ off_t offset_org = off;
+
if (!eDVBTSTools::getPTS(off, p, 1))
{
/* as we are happily mixing PTS and PCR values (no comment, please), we might
if (!eDVBTSTools::getPTS(off, p, 1))
{
/* as we are happily mixing PTS and PCR values (no comment, please), we might
@@
-481,18
+492,18
@@
int eDVBTSTools::takeSample(off_t off, pts_t &p)
{
if ((l->second > off) || (u->second < off))
{
{
if ((l->second > off) || (u->second < off))
{
- eDebug("ignoring sample %ll
x %llx %llx (%lld %lld %lld
)",
+ eDebug("ignoring sample %ll
d %lld %lld (%llx %llx %llx
)",
l->second, off, u->second, l->first, p, u->first);
return 1;
}
}
}
l->second, off, u->second, l->first, p, u->first);
return 1;
}
}
}
-
+ eDebug("adding sample %lld: pts 0x%llx -> pos %lld (diff %lld bytes)", offset_org, p, off, off-offset_org);
m_samples[p] = off;
return 0;
}
m_samples[p] = off;
return 0;
}
- return 1;
+ return
-
1;
}
int eDVBTSTools::findPMT(int &pmt_pid, int &service_id)
}
int eDVBTSTools::findPMT(int &pmt_pid, int &service_id)