Message ID | 20191118094200.21810-1-lq@chinaffmpeg.org |
---|---|
State | Accepted |
Commit | d5e3d8e2f7a5a576e27789a50c29717b648bc488 |
Headers | show |
> 在 2019年11月18日,17:42,Steven Liu <lq@chinaffmpeg.org> 写道: > > set max times for load m3u8 when the m3u8 list refresh do not with new > segments any times. "do not with" will modify to “without" > > Signed-off-by: Steven Liu <lq@chinaffmpeg.org> > --- > doc/demuxers.texi | 4 ++++ > libavformat/hls.c | 17 +++++++++++++++++ > 2 files changed, 21 insertions(+) > > 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. "dose not refresh with" will modify to "refresh without" > +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..0e6a2d5eb6 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", > -- > 2.15.1 > > > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". Thanks Steven
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..0e6a2d5eb6 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",
set max times for load m3u8 when the m3u8 list refresh do not with new segments any times. Signed-off-by: Steven Liu <lq@chinaffmpeg.org> --- doc/demuxers.texi | 4 ++++ libavformat/hls.c | 17 +++++++++++++++++ 2 files changed, 21 insertions(+)