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-rw-r--r--libavdevice/alsa-audio-dec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavdevice/alsa-audio-dec.c b/libavdevice/alsa-audio-dec.c
index 5b32ed980c..0687a4ad3d 100644
--- a/libavdevice/alsa-audio-dec.c
+++ b/libavdevice/alsa-audio-dec.c
@@ -142,7 +142,7 @@ static int audio_read_packet(AVFormatContext *s1, AVPacket *pkt)
ts_delay += res;
pkt->pts = timestamp.tv_sec * 1000000LL
+ (timestamp.tv_nsec * st->codec->sample_rate
- - ts_delay * 1000000000LL + st->codec->sample_rate * 500LL)
+ - (int64_t)ts_delay * 1000000000LL + st->codec->sample_rate * 500LL)
/ (st->codec->sample_rate * 1000LL);
pkt->size = res * s->frame_size;