From b454c64e0311d813fef9c22cf34f83c2ce77ab23 Mon Sep 17 00:00:00 2001 From: James Almer Date: Wed, 16 Jan 2013 18:27:14 -0300 Subject: latmenc: Check for LOAS sync word Write the packet unaltered if found. Fixes ticket #1917 Signed-off-by: James Almer Signed-off-by: Michael Niedermayer --- libavformat/latmenc.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'libavformat/latmenc.c') diff --git a/libavformat/latmenc.c b/libavformat/latmenc.c index 233eab8382..9dfb4e4fab 100644 --- a/libavformat/latmenc.c +++ b/libavformat/latmenc.c @@ -156,6 +156,15 @@ static int latm_write_packet(AVFormatContext *s, AVPacket *pkt) av_log(s, AV_LOG_ERROR, "ADTS header detected - ADTS will not be incorrectly muxed into LATM\n"); return AVERROR_INVALIDDATA; } + + if (!s->streams[0]->codec->extradata) { + if(pkt->size > 2 && pkt->data[0] == 0x56 && (pkt->data[1] >> 4) == 0xe && + (AV_RB16(pkt->data + 1) & 0x1FFF) + 3 == pkt->size) + return ff_raw_write_packet(s, pkt); + else + return AVERROR_INVALIDDATA; + } + if (pkt->size > 0x1fff) goto too_large; -- cgit v1.2.3