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pitch_detector: avoid a division by zero when changing 'lowest frequency' setting

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27917 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-08-28 17:52:27 +00:00
parent 67096fae73
commit 5628096e51
1 changed files with 5 additions and 1 deletions
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6
apps/plugins/pitch_detector.c
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@ -1143,7 +1143,11 @@ void init_everything(void)
sample_rate = rb->rec_freq_sampr[sample_rate]; sample_rate = rb->rec_freq_sampr[sample_rate];
rb->pcm_set_frequency(sample_rate | SAMPR_TYPE_REC); rb->pcm_set_frequency(sample_rate | SAMPR_TYPE_REC);
rb->pcm_init_recording(); rb->pcm_init_recording();
/* avoid divsion by zero */
if(tuner_settings.lowest_freq == 0)
tuner_settings.lowest_freq = period2freq(BUFFER_SIZE / 4);
/* GUI */ /* GUI */
#if LCD_DEPTH > 1 #if LCD_DEPTH > 1
front_color = rb->lcd_get_foreground(); front_color = rb->lcd_get_foreground();