From 9cb9e39c41959961bdb5a1fd51cdd25e10c050f3 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 1 Oct 2011 03:48:33 +0200 Subject: [PATCH] avienc: Add a limit on the number of skiped frames muxed in a row. Signed-off-by: Michael Niedermayer --- libavformat/avienc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavformat/avienc.c b/libavformat/avienc.c index b6b3f2192e..b4dc65c243 100644 --- a/libavformat/avienc.c +++ b/libavformat/avienc.c @@ -523,6 +523,11 @@ static int avi_write_packet(AVFormatContext *s, AVPacket *pkt) while(enc->block_align==0 && pkt->dts != AV_NOPTS_VALUE && pkt->dts > avist->packet_count){ AVPacket empty_packet; + if(pkt->dts - avist->packet_count > 60000){ + av_log(s, AV_LOG_ERROR, "Too large number of skiped frames %Ld\n", pkt->dts - avist->packet_count); + return AVERROR(EINVAL); + } + av_init_packet(&empty_packet); empty_packet.size= 0; empty_packet.data= NULL;