[FFmpeg-cvslog] avienc: Disallow the first frame to be skiped

[Michael Niedermayer]

ffmpeg | branch: release/1.2 | Michael Niedermayer <michaelni at gmx.at> | Mon May 20 18:58:39 2013 +0200| [735deda2cfeca24e842604f09eca487d501c2224] | committer: Carl Eugen Hoyos

avienc: Disallow the first frame to be skiped

Fixes Ticket2386

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit cc0db8cf3042186d8355dcf10be67071cfbbcc5d)

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=735deda2cfeca24e842604f09eca487d501c2224
---

 libavformat/avienc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/avienc.c b/libavformat/avienc.c
index 15f0794..918992f 100644
--- a/libavformat/avienc.c
+++ b/libavformat/avienc.c
@@ -523,7 +523,7 @@ static int avi_write_packet(AVFormatContext *s, AVPacket *pkt)
     int size= pkt->size;
 
     av_dlog(s, "dts:%s packet_count:%d stream_index:%d\n", av_ts2str(pkt->dts), avist->packet_count, stream_index);
-    while(enc->block_align==0 && pkt->dts != AV_NOPTS_VALUE && pkt->dts > avist->packet_count && enc->codec_id != AV_CODEC_ID_XSUB){
+    while(enc->block_align==0 && pkt->dts != AV_NOPTS_VALUE && pkt->dts > avist->packet_count && enc->codec_id != AV_CODEC_ID_XSUB && avist->packet_count){
         AVPacket empty_packet;
 
         if(pkt->dts - avist->packet_count > 60000){