ffmpegでワンセグTSをライブストリーミングするためのパッチ

ffmpeg-1.0-one_seg-hls-patch

--- ./libavformat/mpegts.c.orig	2012-09-28 10:37:35.000000000 +0900
+++ ./libavformat/mpegts.c	2012-11-24 14:46:00.500221806 +0900
@@ -615,6 +615,8 @@
     st->codec->codec_tag = pes->stream_type;
 
     mpegts_find_stream_type(st, pes->stream_type, ISO_types);
+    if (pes->stream_type == 0x06 || pes->stream_type == 0x0d)
+	st->discard = AVDISCARD_ALL;
     if ((prog_reg_desc == AV_RL32("HDMV") ||
          prog_reg_desc == AV_RL32("HDPR")) &&
         st->codec->codec_id == AV_CODEC_ID_NONE) {
--- ./libavformat/mpegtsenc.c.orig	2012-09-28 10:37:35.000000000 +0900
+++ ./libavformat/mpegtsenc.c	2012-11-24 14:45:01.402203203 +0900
@@ -1113,7 +1113,9 @@
             buf  = data;
             size = pkt->size+6;
         }
-    } else if (st->codec->codec_id == AV_CODEC_ID_AAC) {
+    } else if (st->codec->codec_id == AV_CODEC_ID_AAC
+	       /* -c:a copy */
+	       && !(st->codec->extradata != NULL && st->codec->extradata_size == 0)) {
         if (pkt->size < 2) {
             av_log(s, AV_LOG_ERROR, "AAC packet too short\n");
             return AVERROR_INVALIDDATA;
--- ./libavformat/segment.c.orig	2012-09-28 10:37:35.000000000 +0900
+++ ./libavformat/segment.c	2012-11-24 14:59:37.676207782 +0900
@@ -157,6 +157,7 @@
         if (seg->list_flags & SEGMENT_LIST_FLAG_LIVE)
             avio_printf(seg->list_pb,
                         "#EXT-X-TARGETDURATION:%"PRId64"\n", seg->time / 1000000);
+	avio_flush(seg->list_pb);
     }
 
     return ret;