diff options
Diffstat (limited to 'libavformat/hlsenc.c')
| -rw-r--r-- | libavformat/hlsenc.c | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c index 89980d7162..18914c026a 100644 --- a/libavformat/hlsenc.c +++ b/libavformat/hlsenc.c @@ -2,20 +2,20 @@ * Apple HTTP Live Streaming segmenter * Copyright (c) 2012, Luca Barbato * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -49,6 +49,7 @@ typedef struct HLSContext { int has_video; int64_t start_pts; int64_t end_pts; + int64_t duration; ///< last segment duration computed so far, in seconds int nb_entries; ListEntry *list; ListEntry *end_list; @@ -167,8 +168,10 @@ static int hls_start(AVFormatContext *s) c->number %= c->wrap; if (av_get_frame_filename(oc->filename, sizeof(oc->filename), - c->basename, c->number++) < 0) + c->basename, c->number++) < 0) { + av_log(oc, AV_LOG_ERROR, "Invalid segment filename template '%s'\n", c->basename); return AVERROR(EINVAL); + } if ((err = avio_open2(&oc->pb, oc->filename, AVIO_FLAG_WRITE, &s->interrupt_callback, NULL)) < 0) @@ -250,7 +253,7 @@ 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; + int ret, is_ref_pkt = 0; if (hls->start_pts == AV_NOPTS_VALUE) { hls->start_pts = pkt->pts; @@ -258,17 +261,23 @@ static int hls_write_packet(AVFormatContext *s, AVPacket *pkt) } 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 (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) { - ret = append_entry(hls, av_rescale(pkt->pts - hls->end_pts, - st->time_base.num, - st->time_base.den)); + ret = append_entry(hls, hls->duration); if (ret) return ret; hls->end_pts = pkt->pts; + hls->duration = 0; av_write_frame(oc, NULL); /* Flush any buffered data */ avio_close(oc->pb); @@ -298,6 +307,7 @@ static int hls_write_trailer(struct AVFormatContext *s) avio_closep(&oc->pb); avformat_free_context(oc); av_free(hls->basename); + append_entry(hls, hls->duration); hls_window(s, 1); free_entries(hls); @@ -308,10 +318,10 @@ static int hls_write_trailer(struct AVFormatContext *s) #define OFFSET(x) offsetof(HLSContext, x) #define E AV_OPT_FLAG_ENCODING_PARAM static const AVOption options[] = { - {"start_number", "first number in the sequence", OFFSET(sequence),AV_OPT_TYPE_INT64, {.i64 = 0}, 0, INT64_MAX, E}, - {"hls_time", "segment length in seconds", OFFSET(time), AV_OPT_TYPE_FLOAT, {.dbl = 2}, 0, FLT_MAX, E}, - {"hls_list_size", "maximum number of playlist entries", OFFSET(size), AV_OPT_TYPE_INT, {.i64 = 5}, 0, INT_MAX, E}, - {"hls_wrap", "number after which the index wraps", OFFSET(wrap), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E}, + {"start_number", "set first number in the sequence", OFFSET(sequence),AV_OPT_TYPE_INT64, {.i64 = 0}, 0, INT64_MAX, E}, + {"hls_time", "set segment length in seconds", OFFSET(time), AV_OPT_TYPE_FLOAT, {.dbl = 2}, 0, FLT_MAX, E}, + {"hls_list_size", "set maximum number of playlist entries", OFFSET(size), AV_OPT_TYPE_INT, {.i64 = 5}, 0, INT_MAX, E}, + {"hls_wrap", "set number after which the index wraps", OFFSET(wrap), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E}, { NULL }, }; |