diff options
| -rw-r--r-- | src/demuxers/demux_qt.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/demuxers/demux_qt.c b/src/demuxers/demux_qt.c index e0455678b..7ef850028 100644 --- a/src/demuxers/demux_qt.c +++ b/src/demuxers/demux_qt.c @@ -2020,9 +2020,11 @@ static qt_error build_frame_table(qt_trak *trak, /* offset pts for reordered video */ if (ptsoffs_index < trak->timeoffs_to_sample_count) { - trak->frames[frame_counter].ptsoffs = 90000 * - trak->timeoffs_to_sample_table[ptsoffs_index].duration / - trak->timescale; + /* TJ. this is 32 bit signed. All casts necessary for my gcc 4.5.0 */ + int i = trak->timeoffs_to_sample_table[ptsoffs_index].duration; + if ((sizeof (int) > 4) && (i & 0x80000000)) + i |= ~0xffffffffL; + trak->frames[frame_counter].ptsoffs = (int)90000 * i / (int)trak->timescale; ptsoffs_index_countdown--; /* time to refresh countdown? */ if (!ptsoffs_index_countdown) { |