spectrogram: add assertion on sections

Fixes CID 1048734 Co-authored-by: Alexandre Janniaux <ajanni@videolabs.io>
6 months ago · 47b44f902e
1 changed files with 3 additions and 0 deletions
--- a/modules/visualization/visual/effects.c
+++ b/modules/visualization/visual/effects.c
@ -573,6 +573,9 @@ static int spectrometer_Run(visual_effect_t * p_effect, vlc_object_t *p_aout,

    i_nb_bands *= i_sections;

+    if( i_sections <= 0 )
+        vlc_assert_unreachable();
+
    for ( i = 0 ; i< i_nb_bands/i_sections ;i++)
    {
        /* We search the maximum on one scale */