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Guard against division by zero in the peak meter (the settings menu allows the user the set range min and max to the same value; maybe that should be changed too).

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10631 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Magnus Holmgren 2006-08-17 09:35:27 +00:00
parent 07d3db2dec
commit 0b35bcfc71
1 changed files with 10 additions and 0 deletions
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10
apps/recorder/peakmeter.c
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@ -347,6 +347,11 @@ void peak_meter_set_min(int newmin)
}
pm_range = peak_meter_range_max - peak_meter_range_min;
/* Avoid division by zero. */
if (pm_range == 0) {
pm_range = 1;
}
pm_db_min = calc_db(peak_meter_range_min);
pm_db_range = pm_db_max - pm_db_min;
@ -392,6 +397,11 @@ void peak_meter_set_max(int newmax)
pm_range = peak_meter_range_max - peak_meter_range_min;
/* Avoid division by zero. */
if (pm_range == 0) {
pm_range = 1;
}
pm_db_max = calc_db(peak_meter_range_max);
pm_db_range = pm_db_max - pm_db_min;
int i;