| From 2efe124c31360cf0156dd0e5e7cdd52d1346a5c0 Mon Sep 17 00:00:00 2001 |
| From: Takashi Iwai <tiwai@suse.de> |
| Date: Tue, 24 Aug 2021 10:00:26 +0200 |
| Subject: [PATCH 3/5] aplay: Handle upper bound in peak calculations |
| |
| Make sure that the calculated max_peak[] won't go beyond the sample |
| max resolution. |
| |
| Signed-off-by: Takashi Iwai <tiwai@suse.de> |
| --- |
| aplay/aplay.c | 2 ++ |
| 1 file changed, 2 insertions(+) |
| |
| diff --git a/aplay/aplay.c b/aplay/aplay.c |
| index 2543de5..a51a37b 100644 |
| --- a/aplay/aplay.c |
| +++ b/aplay/aplay.c |
| @@ -1898,6 +1898,8 @@ static void compute_max_peak(u_char *data, size_t samples) |
| max = 0x7fffffff; |
| |
| for (c = 0; c < ichans; c++) { |
| + if (max_peak[c] > max) |
| + max_peak[c] = max; |
| if (bits_per_sample > 16) |
| perc[c] = max_peak[c] / (max / 100); |
| else |
| -- |
| 2.33.0.259.gc128427fd7-goog |
| |
