AVBufferRef.data and AVPacket.data don't need to have the same value.
AVPacket could point anywhere into the buffer. Likewise, the sizes
don't need to be the same.
---
libavcodec/mmaldec.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/libavcodec/mmaldec.c b/libavcodec/mmaldec.c
index fea3fc4..ae9d749 100644
--- a/libavcodec/mmaldec.c
+++ b/libavcodec/mmaldec.c
@@ -433,17 +433,20 @@ static int ffmmal_add_packet(AVCodecContext *avctx,
AVPacket *avpkt,
if (avpkt->size) {
if (avpkt->buf) {
buf = av_buffer_ref(avpkt->buf);
+ size = avpkt->size;
+ data = avpkt->data;
} else {
buf = av_buffer_alloc(avpkt->size);
- if (buf)
+ if (buf) {
memcpy(buf->data, avpkt->data, avpkt->size);
+ size = buf->size;
+ data = buf->data;
+ }
}
if (!buf) {
ret = AVERROR(ENOMEM);
goto done;
}
- size = buf->size;
- data = buf->data;
if (!is_extradata)
ctx->packets_sent++;
} else {
--
2.5.1
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