Merge remote-tracking branch 'richardpl/escape130'

[ffmpeg] / libavformat / flvdec.c

diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c
index d48d3675006f1c31e6faec05d1846abc3a76df65..50eb3bac715aaab0b903169dd06c9d014878c482 100644 (file)
--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@@ -31,6 +31,7 @@
 #include "libavcodec/bytestream.h"
 #include "libavcodec/mpeg4audio.h"
 #include "avformat.h"
+#include "internal.h"
 #include "avio_internal.h"
 #include "flv.h"
 
@@ -152,6 +153,11 @@ static int parse_keyframes_index(AVFormatContext *s, AVIOContext *ioc, AVStream
         return 0;
     }
 
+    if(vstream->nb_index_entries>0){
+        av_log(s, AV_LOG_WARNING, "Skiping duplicate index\n");
+        return 0;
+    }
+
     while (avio_tell(ioc) < max_pos - 2 && amf_get_string(ioc, str_val, sizeof(str_val)) > 0) {
         int64_t** current_array;
         unsigned int arraylen;
@@ -191,7 +197,7 @@ static int parse_keyframes_index(AVFormatContext *s, AVIOContext *ioc, AVStream
         }
     }
 
-    if (timeslen == fileposlen) {
+    if (timeslen == fileposlen && fileposlen && max_pos <= filepositions[0]) {
          for(i = 0; i < timeslen; i++)
              av_add_index_entry(vstream, filepositions[i], times[i]*1000, 0, 0, AVINDEX_KEYFRAME);
     } else
@@ -337,7 +343,7 @@ static int flv_read_metabody(AVFormatContext *s, int64_t next_pos) {
         stream = s->streams[i];
         if(stream->codec->codec_type == AVMEDIA_TYPE_VIDEO) vstream = stream;
         else if(stream->codec->codec_type == AVMEDIA_TYPE_AUDIO) astream = stream;
-        else if(stream->codec->codec_type == AVMEDIA_TYPE_VIDEO) dstream = stream;
+        else if(stream->codec->codec_type == AVMEDIA_TYPE_DATA) dstream = stream;
     }
 
     //parse the second object (we want a mixed array)
@@ -360,7 +366,12 @@ static AVStream *create_stream(AVFormatContext *s, int stream_type){
             st->codec->codec_id = CODEC_ID_NONE; // Going to rely on copy for now
             av_log(s, AV_LOG_DEBUG, "Data stream created\n");
     }
-    av_set_pts_info(st, 32, 1, 1000); /* 32 bit pts in ms */
+    if(s->nb_streams>=3 ||(   s->nb_streams==2
+                           && s->streams[0]->codec->codec_type != AVMEDIA_TYPE_DATA
+                           && s->streams[1]->codec->codec_type != AVMEDIA_TYPE_DATA))
+        s->ctx_flags &= ~AVFMTCTX_NOHEADER;
+
+    avpriv_set_pts_info(st, 32, 1, 1000); /* 32 bit pts in ms */
     return st;
 }
 
@@ -377,9 +388,6 @@ static int flv_read_header(AVFormatContext *s,
         flags = FLV_HEADER_FLAG_HASVIDEO | FLV_HEADER_FLAG_HASAUDIO;
         av_log(s, AV_LOG_WARNING, "Broken FLV file, which says no streams present, this might fail\n");
     }
-
-    if((flags & (FLV_HEADER_FLAG_HASVIDEO|FLV_HEADER_FLAG_HASAUDIO))
-             != (FLV_HEADER_FLAG_HASVIDEO|FLV_HEADER_FLAG_HASAUDIO))
         s->ctx_flags |= AVFMTCTX_NOHEADER;
 
     if(flags & FLV_HEADER_FLAG_HASVIDEO){
@@ -478,7 +486,6 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
     if(i == s->nb_streams){
         av_log(s, AV_LOG_WARNING, "Stream discovered after head already parsed\n");
         st= create_stream(s, stream_type);
-        s->ctx_flags &= ~AVFMTCTX_NOHEADER;
     }
     av_dlog(s, "%d %X %d \n", stream_type, flags, st->discard);
     if(  (st->discard >= AVDISCARD_NONKEY && !((flags & FLV_VIDEO_FRAMETYPE_MASK) == FLV_FRAME_KEY || (stream_type == FLV_STREAM_TYPE_AUDIO)))
@@ -544,7 +551,7 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
             if (st->codec->codec_id == CODEC_ID_AAC) {
                 MPEG4AudioConfig cfg;
                 avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
-                                         st->codec->extradata_size);
+                                             st->codec->extradata_size * 8, 1);
                 st->codec->channels = cfg.channels;
                 if (cfg.ext_sample_rate)
                     st->codec->sample_rate = cfg.ext_sample_rate;
@@ -575,6 +582,8 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
     pkt->dts = dts;
     pkt->pts = pts == AV_NOPTS_VALUE ? dts : pts;
     pkt->stream_index = st->index;
+    if(st->codec->codec_id == CODEC_ID_NELLYMOSER)
+        av_packet_new_side_data(pkt, 'F', 1)[0]= flags;
 
     if (    stream_type == FLV_STREAM_TYPE_AUDIO ||
             ((flags & FLV_VIDEO_FRAMETYPE_MASK) == FLV_FRAME_KEY) ||