From eac0451e47381300fc2944268faf9cda550e6481 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 1 Jan 2015 18:07:24 +0100 Subject: [PATCH] avformat/flvdec: do not inject dts=0 metadata packets which failed to be parsed into a new data stream Such data streams (which then contain no other packets except the faulty one) confuse some user applications, like VLC Works around vlcticket 12389 Signed-off-by: Michael Niedermayer (cherry picked from commit 322f0f5960a743cac47252d90a0f1ea7a025feff) Signed-off-by: Michael Niedermayer --- libavformat/flvdec.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c index 54f2f56dba..568a654e53 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -558,13 +558,13 @@ static int flv_read_metabody(AVFormatContext *s, int64_t next_pos) type = avio_r8(ioc); if (type != AMF_DATA_TYPE_STRING || amf_get_string(ioc, buffer, sizeof(buffer)) < 0) - return -1; + return 2; if (!strcmp(buffer, "onTextData")) return 1; if (strcmp(buffer, "onMetaData") && strcmp(buffer, "onCuePoint")) - return -1; + return 2; // find the streams now so that amf_parse_object doesn't need to do // the lookup every time it is called. @@ -822,7 +822,7 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt) stream_type=FLV_STREAM_TYPE_DATA; if (size > 13 + 1 + 4 && dts == 0) { // Header-type metadata stuff meta_pos = avio_tell(s->pb); - if (flv_read_metabody(s, next) == 0) { + if (flv_read_metabody(s, next) <= 0) { goto skip; } avio_seek(s->pb, meta_pos, SEEK_SET);