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| author | Magnus Holmgren <magnushol@gmail.com> | 2006-08-17 09:35:27 +0000 |
|---|---|---|
| committer | Magnus Holmgren <magnushol@gmail.com> | 2006-08-17 09:35:27 +0000 |
| commit | 0b35bcfc7151e7e12b221d6917e31a46c73e1d3a (patch) | |
| tree | 57dd44fa06bb7f4e6b8e1435ab0a7cb4725a50d6 /apps/recorder/peakmeter.c | |
| parent | 07d3db2dec77f37154f1283d45f11db038d698f8 (diff) | |
| download | rockbox-0b35bcfc7151e7e12b221d6917e31a46c73e1d3a.zip rockbox-0b35bcfc7151e7e12b221d6917e31a46c73e1d3a.tar.gz rockbox-0b35bcfc7151e7e12b221d6917e31a46c73e1d3a.tar.bz2 rockbox-0b35bcfc7151e7e12b221d6917e31a46c73e1d3a.tar.xz | |
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).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10631 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/recorder/peakmeter.c')
| -rw-r--r-- | apps/recorder/peakmeter.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/apps/recorder/peakmeter.c b/apps/recorder/peakmeter.c index 58c85b2..39444fe 100644 --- a/apps/recorder/peakmeter.c +++ b/apps/recorder/peakmeter.c @@ -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; |