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dvdread: avoid intermediate promotion to signed

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We should not reach the dangerous range here, though.

Coverity 206491, 206492, 1139856
This commit is contained in:
Vincent Penquerc'h 2014-04-10 16:53:25 +01:00
parent 6b887060b1
commit 16a85fc664
1 changed files with 4 additions and 3 deletions
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7
ext/dvdread/dvdreadsrc.c
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@ -590,7 +590,7 @@ gst_dvd_read_src_goto_title (GstDvdReadSrc * src, gint title, gint angle)
for (j = 0; j < src->vts_tmapt->tmap[i].nr_of_entries; j++) {
guint64 time;
time = src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
time = (guint64) src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
GST_LOG_OBJECT (src, "Time: %" GST_TIME_FORMAT " VOBU "
"Sector: 0x%08x %s", GST_TIME_ARGS (time),
src->vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff,
@ -695,7 +695,7 @@ gst_dvd_read_src_get_time_for_sector (GstDvdReadSrc * src, guint sector)
for (i = 0; i < src->vts_tmapt->nr_of_tmaps; ++i) {
for (j = 0; j < src->vts_tmapt->tmap[i].nr_of_entries; ++j) {
if ((src->vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff) == sector)
return src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
return (guint64) src->vts_tmapt->tmap[i].tmu * (j + 1) * GST_SECOND;
}
}
@ -718,7 +718,8 @@ gst_dvd_read_src_get_sector_from_time (GstDvdReadSrc * src, GstClockTime ts)
for (j = 0; j < src->vts_tmapt->tmap[src->ttn - 1].nr_of_entries; ++j) {
GstClockTime entry_time;
entry_time = src->vts_tmapt->tmap[src->ttn - 1].tmu * (j + 1) * GST_SECOND;
entry_time =
(guint64) src->vts_tmapt->tmap[src->ttn - 1].tmu * (j + 1) * GST_SECOND;
if (entry_time <= ts) {
sector = src->vts_tmapt->tmap[src->ttn - 1].map_ent[j] & 0x7fffffff;
}