From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Fri, 23 Oct 2020 10:11:13 +0000 (+0200)
Subject: avi: 8-bit audio is unsigned
X-Git-Url: https://git.nihav.org/?p=nihav.git;a=commitdiff_plain;h=7769ca01cbfffd4c12d5e77953bb851bf0dfac91

avi: 8-bit audio is unsigned
---

diff --git a/nihav-commonfmt/src/demuxers/avi.rs b/nihav-commonfmt/src/demuxers/avi.rs
index eb927e7..d99bfc9 100644
--- a/nihav-commonfmt/src/demuxers/avi.rs
+++ b/nihav-commonfmt/src/demuxers/avi.rs
@@ -456,7 +456,8 @@ fn parse_strf_auds(dmx: &mut AVIDemuxer, strmgr: &mut StreamManager, size: usize
     let block_align         = dmx.src.read_u16le()?;
     let bits_per_sample     = dmx.src.read_u16le()?;
 
-    let soniton = NASoniton::new(bits_per_sample as u8, SONITON_FLAG_SIGNED);
+    let signed = bits_per_sample > 8;
+    let soniton = NASoniton::new(bits_per_sample as u8, if signed { SONITON_FLAG_SIGNED } else { 0 });
     let ahdr = NAAudioInfo::new(samplespersec, channels as u8, soniton, block_align as usize);
     let edata = if size > 16 {
             let edata_size  = dmx.src.read_u16le()? as usize;