diff options
| author | Felix Domke <tmbinc@elitedvb.net> | 2006-02-08 00:02:07 +0000 |
|---|---|---|
| committer | Felix Domke <tmbinc@elitedvb.net> | 2006-02-08 00:02:07 +0000 |
| commit | e2533724e8916f949402182731d30b86b8fdb9b3 (patch) | |
| tree | bc0b62086f3f5bc77df723b839b7a70f9e52fc10 /lib/dvb/tstools.cpp | |
| parent | a3ccac772dd40db6e4878f1a818dfb346ac27341 (diff) | |
| download | enigma2-e2533724e8916f949402182731d30b86b8fdb9b3.tar.gz enigma2-e2533724e8916f949402182731d30b86b8fdb9b3.zip | |
tstools: check for wrap arounds in length calculation
Diffstat (limited to 'lib/dvb/tstools.cpp')
| -rw-r--r-- | lib/dvb/tstools.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/dvb/tstools.cpp b/lib/dvb/tstools.cpp index 1b7c5d92..bec17a56 100644 --- a/lib/dvb/tstools.cpp +++ b/lib/dvb/tstools.cpp @@ -169,6 +169,9 @@ int eDVBTSTools::calcLen(pts_t &len) if (!(m_begin_valid && m_end_valid)) return -1; len = m_pts_end - m_pts_begin; + /* wrap around? */ + if (len < 0) + len += 0x200000000LL; return 0; } @@ -179,6 +182,10 @@ int eDVBTSTools::calcBitrate() return -1; pts_t len_in_pts = m_pts_end - m_pts_begin; + + /* wrap around? */ + if (len_in_pts < 0) + len_in_pts += 0x200000000LL; off_t len_in_bytes = m_offset_end - m_offset_begin; if (!len_in_pts) |