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rtpdec_qdm2: Don't try to parse data packet if no configuration is received

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The later parsing of payload data depends on the configuration
being present. If it hasn't been configured properly yet,
parsing a data packet may lead to a crash.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö
2011-05-12 22:47:53 +03:00
parent 4d7a421574
commit 552a99957f
1 changed files with 2 additions and 0 deletions
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2
libavformat/rtpdec_qdm2.c
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@@ -266,6 +266,8 @@ static int qdm2_parse_packet(AVFormatContext *s, PayloadContext *qdm,
* to the decoder that it is OK to initialize. */ * to the decoder that it is OK to initialize. */
st->codec->codec_id = CODEC_ID_QDM2; st->codec->codec_id = CODEC_ID_QDM2;
} }
if (st->codec->codec_id == CODEC_ID_NONE)
return AVERROR(EAGAIN);
/* subpackets */ /* subpackets */
while (end - p >= 4) { while (end - p >= 4) {