Merge commit 'cf679b94'

* commit 'cf679b94':
  hls, segment: fix splitting for audio-only streams.

Conflicts:
	libavformat/hlsenc.c
	libavformat/segment.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavformat/hlsenc.c

@@ -253,25 +253,28 @@ static int hls_write_packet(AVFormatContext *s, AVPacket *pkt)
     AVFormatContext *oc = hls->avf;
     AVStream *st = s->streams[pkt->stream_index];
     int64_t end_pts = hls->recording_time * hls->number;
-    int ret, is_ref_pkt = 0;
+    int is_ref_pkt = 1;
+    int ret, can_split = 1;
 
     if (hls->start_pts == AV_NOPTS_VALUE) {
         hls->start_pts = pkt->pts;
         hls->end_pts   = pkt->pts;
     }
 
-    if ((hls->has_video && st->codec->codec_type == AVMEDIA_TYPE_VIDEO)      &&
-        pkt->pts != AV_NOPTS_VALUE) {
-        is_ref_pkt = 1;
-        hls->duration = av_rescale(pkt->pts - hls->end_pts,
-                                   st->time_base.num, st->time_base.den);
+    if (hls->has_video) {
+        can_split = st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
+                    pkt->flags & AV_PKT_FLAG_KEY;
+        is_ref_pkt = st->codec->codec_type == AVMEDIA_TYPE_VIDEO;
     }
+    if (pkt->pts == AV_NOPTS_VALUE)
+        is_ref_pkt = can_split = 0;
 
-    if (is_ref_pkt &&
-        av_compare_ts(pkt->pts - hls->start_pts, st->time_base,
-                      end_pts, AV_TIME_BASE_Q) >= 0 &&
-        pkt->flags & AV_PKT_FLAG_KEY) {
+    if (is_ref_pkt)
+        hls->duration = av_rescale(pkt->pts - hls->end_pts,
+                                   st->time_base.num, st->time_base.den);
 
+    if (can_split && av_compare_ts(pkt->pts - hls->start_pts, st->time_base,
+                                   end_pts, AV_TIME_BASE_Q) >= 0) {
         ret = append_entry(hls, hls->duration);
         if (ret)
             return ret;