Merge remote-tracking branch 'cus/stable'

[ffmpeg] / libavformat / flvdec.c

diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c
index 8bb56e85c0ca630969029e5a6c2645dcc4d1ef41..69e2bee3312fc4268b87cd4182e003fdf03cac60 100644 (file)
--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@@ -653,7 +653,7 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
     FLVContext *flv = s->priv_data;
     int ret, i, type, size, flags;
     int stream_type=-1;
-    int64_t next, pos;
+    int64_t next, pos, meta_pos;
     int64_t dts, pts = AV_NOPTS_VALUE;
     int av_uninit(channels);
     int av_uninit(sample_rate);
@@ -703,13 +703,13 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
         if ((flags & FLV_VIDEO_FRAMETYPE_MASK) == FLV_FRAME_VIDEO_INFO_CMD)
             goto skip;
     } else if (type == FLV_TAG_TYPE_META) {
+        stream_type=FLV_STREAM_TYPE_DATA;
         if (size > 13+1+4 && dts == 0) { // Header-type metadata stuff
-            flv_read_metabody(s, next);
-            goto skip;
-        } else if (dts != 0) { // Script-data "special" metadata frames - don't skip
-            stream_type=FLV_STREAM_TYPE_DATA;
-        } else {
-            goto skip;
+            meta_pos = avio_tell(s->pb);
+            if (flv_read_metabody(s, next) == 0){
+                goto skip;
+            }
+            avio_seek(s->pb, meta_pos, SEEK_SET);
         }
     } else {
         av_log(s, AV_LOG_DEBUG, "skipping flv packet: type %d, size %d, flags %d\n", type, size, flags);
@@ -911,7 +911,7 @@ static const AVOption options[] = {
     { NULL }
 };
 
-static const AVClass class = {
+static const AVClass flv_class = {
     .class_name = "flvdec",
     .item_name  = av_default_item_name,
     .option     = options,
@@ -928,5 +928,5 @@ AVInputFormat ff_flv_demuxer = {
     .read_seek      = flv_read_seek,
     .read_close     = flv_read_close,
     .extensions     = "flv",
-    .priv_class     = &class,
+    .priv_class     = &flv_class,
 };