diff --git a/doc/demuxers.texi b/doc/demuxers.texi index fe766a5de7..4e1a5cb6aa 100644 --- a/doc/demuxers.texi +++ b/doc/demuxers.texi @@ -331,6 +331,10 @@ segment index to start live streams at (negative values are from the end). Maximum number of times a insufficient list is attempted to be reloaded. Default value is 1000. +@item m3u8_hold_counters +Maximum number of times to load m3u8 when the m3u8 dose not refresh with new segments. +Default value is 1000. + @item http_persistent Use persistent HTTP connections. Applicable only for HTTP streams. Enabled by default. diff --git a/libavformat/hls.c b/libavformat/hls.c index 8dc0e4e385..0b1582b2b5 100644 --- a/libavformat/hls.c +++ b/libavformat/hls.c @@ -118,6 +118,8 @@ struct playlist { int needed; int broken; int cur_seq_no; + int last_seq_no; + int m3u8_hold_counters; int64_t cur_seg_offset; int64_t last_load_time; @@ -198,6 +200,7 @@ typedef struct HLSContext { struct rendition **renditions; int cur_seq_no; + int m3u8_hold_counters; int live_start_index; int first_packet; int64_t first_timestamp; @@ -1428,6 +1431,17 @@ reload: v->start_seq_no - v->cur_seq_no); v->cur_seq_no = v->start_seq_no; } + if (v->cur_seq_no > v->last_seq_no) { + v->last_seq_no = v->cur_seq_no; + v->m3u8_hold_counters = 0; + } else if (v->last_seq_no == v->cur_seq_no) { + v->m3u8_hold_counters++; + if (v->m3u8_hold_counters >= c->m3u8_hold_counters) { + return AVERROR_EOF; + } + } else { + av_log(v->parent, AV_LOG_WARNING, "maybe the m3u8 list sequence have been wraped.\n"); + } if (v->cur_seq_no >= v->start_seq_no + v->n_segments) { if (v->finished) return AVERROR_EOF; @@ -1816,6 +1830,7 @@ static int hls_read_header(AVFormatContext *s) if (c->n_playlists > 1 || c->playlists[0]->n_segments == 0) { for (i = 0; i < c->n_playlists; i++) { struct playlist *pls = c->playlists[i]; + pls->m3u8_hold_counters = 0; if ((ret = parse_playlist(c, pls->url, pls, NULL)) < 0) { av_log(s, AV_LOG_WARNING, "parse_playlist error %s [%s]\n", av_err2str(ret), pls->url); pls->broken = 1; @@ -2317,6 +2332,8 @@ static const AVOption hls_options[] = { INT_MIN, INT_MAX, FLAGS}, {"max_reload", "Maximum number of times a insufficient list is attempted to be reloaded", OFFSET(max_reload), AV_OPT_TYPE_INT, {.i64 = 1000}, 0, INT_MAX, FLAGS}, + {"m3u8_hold_counters", "Maximum number of times requests when the m3u8 file not be refresh", + OFFSET(m3u8_hold_counters), AV_OPT_TYPE_INT, {.i64 = 1000}, 0, INT_MAX, FLAGS}, {"http_persistent", "Use persistent HTTP connections", OFFSET(http_persistent), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, FLAGS }, {"http_multiple", "Use multiple HTTP connections for fetching segments",