This commit resets any bands marked as M/S or IS upon encoding a frame. This is
needed because the arrays may contain some residual information upon allocation
on startup and because there isn't any mechanism to reset the arrays once the
frame has been encoded.
---
libavcodec/aacenc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavcodec/aacenc.c b/libavcodec/aacenc.c
index 3a512ff..05a8162 100644
--- a/libavcodec/aacenc.c
+++ b/libavcodec/aacenc.c
@@ -617,6 +617,8 @@ static int aac_encode_frame(AVCodecContext *avctx, AVPacket
*avpkt,
tag = s->chan_map[i+1];
chans = tag == TYPE_CPE ? 2 : 1;
cpe = &s->cpe[i];
+ memset(cpe->is_mask, 0, sizeof(cpe->is_mask));
+ memset(cpe->ms_mask, 0, sizeof(cpe->ms_mask));
put_bits(&s->pb, 3, tag);
put_bits(&s->pb, 4, chan_el_counter[tag]++);
for (ch = 0; ch < chans; ch++)
--
2.1.4
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