AWESOME!!!!!!!!!! On Fri, Dec 4, 2020 at 3:55 PM Jan Ekström <jee...@gmail.com> wrote:
> From: Jan Ekström <jan.ekst...@24i.com> > > Enables encoding of other subtitle formats into TTML and writing > them out as such documents. > > Signed-off-by: Jan Ekström <jan.ekst...@24i.com> > --- > Changelog | 1 + > doc/general_contents.texi | 1 + > libavcodec/Makefile | 1 + > libavcodec/allcodecs.c | 1 + > libavcodec/ttmlenc.c | 154 +++++++++++++++++++++++++++++++++++++ > libavcodec/version.h | 2 +- > libavformat/Makefile | 1 + > libavformat/allformats.c | 1 + > libavformat/ttmlenc.c | 123 +++++++++++++++++++++++++++++ > libavformat/version.h | 2 +- > tests/fate/subtitles.mak | 3 + > tests/ref/fate/sub-ttmlenc | 122 +++++++++++++++++++++++++++++ > 12 files changed, 410 insertions(+), 2 deletions(-) > create mode 100644 libavcodec/ttmlenc.c > create mode 100644 libavformat/ttmlenc.c > create mode 100644 tests/ref/fate/sub-ttmlenc > > diff --git a/Changelog b/Changelog > index ebb1727875..71476eb366 100644 > --- a/Changelog > +++ b/Changelog > @@ -48,6 +48,7 @@ version <next>: > - speechnorm filter > - SpeedHQ encoder > - asupercut filter > +- TTML subtitle encoder and muxer > > > version 4.3: > diff --git a/doc/general_contents.texi b/doc/general_contents.texi > index 1be6f9b683..dca183e9ca 100644 > --- a/doc/general_contents.texi > +++ b/doc/general_contents.texi > @@ -1332,6 +1332,7 @@ performance on systems without hardware floating > point support). > @item SubViewer v1 @tab @tab X @tab @tab X > @item SubViewer @tab @tab X @tab @tab X > @item TED Talks captions @tab @tab X @tab @tab X > +@item TTML @tab X @tab @tab X @tab > @item VobSub (IDX+SUB) @tab @tab X @tab @tab X > @item VPlayer @tab @tab X @tab @tab X > @item WebVTT @tab X @tab X @tab X @tab X > diff --git a/libavcodec/Makefile b/libavcodec/Makefile > index a6435c9e85..9d2b62a263 100644 > --- a/libavcodec/Makefile > +++ b/libavcodec/Makefile > @@ -665,6 +665,7 @@ OBJS-$(CONFIG_TSCC_DECODER) += tscc.o > msrledec.o > OBJS-$(CONFIG_TSCC2_DECODER) += tscc2.o > OBJS-$(CONFIG_TTA_DECODER) += tta.o ttadata.o ttadsp.o > OBJS-$(CONFIG_TTA_ENCODER) += ttaenc.o ttaencdsp.o ttadata.o > +OBJS-$(CONFIG_TTML_ENCODER) += ttmlenc.o ass_split.o > OBJS-$(CONFIG_TWINVQ_DECODER) += twinvqdec.o twinvq.o > OBJS-$(CONFIG_TXD_DECODER) += txd.o > OBJS-$(CONFIG_ULTI_DECODER) += ulti.o > diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c > index 774d5670bf..b12538905b 100644 > --- a/libavcodec/allcodecs.c > +++ b/libavcodec/allcodecs.c > @@ -685,6 +685,7 @@ extern AVCodec ff_subviewer_decoder; > extern AVCodec ff_subviewer1_decoder; > extern AVCodec ff_text_encoder; > extern AVCodec ff_text_decoder; > +extern AVCodec ff_ttml_encoder; > extern AVCodec ff_vplayer_decoder; > extern AVCodec ff_webvtt_encoder; > extern AVCodec ff_webvtt_decoder; > diff --git a/libavcodec/ttmlenc.c b/libavcodec/ttmlenc.c > new file mode 100644 > index 0000000000..7eb89e73f4 > --- /dev/null > +++ b/libavcodec/ttmlenc.c > @@ -0,0 +1,154 @@ > +/* > + * TTML subtitle encoder > + * Copyright (c) 2020 24i > + * > + * This file is part of FFmpeg. > + * > + * 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. > + * > + * 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 FFmpeg; if not, write to the Free Software > + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA > 02110-1301 USA > + */ > + > +/** > + * @file > + * TTML subtitle encoder > + * @see https://www.w3.org/TR/ttml1/ > + * @see https://www.w3.org/TR/ttml2/ > + * @see https://www.w3.org/TR/ttml-imsc/rec > + */ > + > +#include "avcodec.h" > +#include "libavutil/avstring.h" > +#include "libavutil/bprint.h" > +#include "ass_split.h" > +#include "ass.h" > + > +typedef struct { > + AVCodecContext *avctx; > + ASSSplitContext *ass_ctx; > + AVBPrint buffer; > +} TTMLContext; > + > +static void ttml_text_cb(void *priv, const char *text, int len) > +{ > + TTMLContext *s = priv; > + AVBPrint cur_line = { 0 }; > + AVBPrint *buffer = &s->buffer; > + > + av_bprint_init(&cur_line, len, AV_BPRINT_SIZE_UNLIMITED); > + > + av_bprint_append_data(&cur_line, text, len); > + if (!av_bprint_is_complete(&cur_line)) { > + av_log(s->avctx, AV_LOG_ERROR, > + "Failed to move the current subtitle dialog to > AVBPrint!\n"); > + av_bprint_finalize(&cur_line, NULL); > + return; > + } > + > + > + av_bprint_escape(buffer, cur_line.str, NULL, AV_ESCAPE_MODE_XML, 0); > + > + av_bprint_finalize(&cur_line, NULL); > +} > + > +static void ttml_new_line_cb(void *priv, int forced) > +{ > + TTMLContext *s = priv; > + > + av_bprintf(&s->buffer, "<br/>"); > +} > + > +static const ASSCodesCallbacks ttml_callbacks = { > + .text = ttml_text_cb, > + .new_line = ttml_new_line_cb, > +}; > + > +static int ttml_encode_frame(AVCodecContext *avctx, uint8_t *buf, > + int bufsize, const AVSubtitle *sub) > +{ > + TTMLContext *s = avctx->priv_data; > + ASSDialog *dialog; > + int i; > + > + av_bprint_clear(&s->buffer); > + > + for (i=0; i<sub->num_rects; i++) { > + const char *ass = sub->rects[i]->ass; > + > + if (sub->rects[i]->type != SUBTITLE_ASS) { > + av_log(avctx, AV_LOG_ERROR, "Only SUBTITLE_ASS type > supported.\n"); > + return AVERROR(ENOSYS); > + } > + > +#if FF_API_ASS_TIMING > + if (!strncmp(ass, "Dialogue: ", 10)) { > + int num; > + dialog = ff_ass_split_dialog(s->ass_ctx, ass, 0, &num); > + > + for (; dialog && num--; dialog++) { > + ff_ass_split_override_codes(&ttml_callbacks, s, > dialog->text); > + } > + } else { > +#endif > + dialog = ff_ass_split_dialog2(s->ass_ctx, ass); > + if (!dialog) > + return AVERROR(ENOMEM); > + > + ff_ass_split_override_codes(&ttml_callbacks, s, dialog->text); > + ff_ass_free_dialog(&dialog); > +#if FF_API_ASS_TIMING > + } > +#endif > + } > + > + if (!av_bprint_is_complete(&s->buffer)) > + return AVERROR(ENOMEM); > + if (!s->buffer.len) > + return 0; > + > + if (s->buffer.len > bufsize) { > + av_log(avctx, AV_LOG_ERROR, "Buffer too small for ASS event.\n"); > + return -1; > + } > + memcpy(buf, s->buffer.str, s->buffer.len); > + > + return s->buffer.len; > +} > + > +static av_cold int ttml_encode_close(AVCodecContext *avctx) > +{ > + TTMLContext *s = avctx->priv_data; > + ff_ass_split_free(s->ass_ctx); > + av_bprint_finalize(&s->buffer, NULL); > + return 0; > +} > + > +static av_cold int ttml_encode_init(AVCodecContext *avctx) > +{ > + TTMLContext *s = avctx->priv_data; > + s->avctx = avctx; > + s->ass_ctx = ff_ass_split(avctx->subtitle_header); > + av_bprint_init(&s->buffer, 0, AV_BPRINT_SIZE_UNLIMITED); > + return s->ass_ctx ? 0 : AVERROR_INVALIDDATA; > +} > + > +AVCodec ff_ttml_encoder = { > + .name = "ttml", > + .long_name = NULL_IF_CONFIG_SMALL("TTML subtitle"), > + .type = AVMEDIA_TYPE_SUBTITLE, > + .id = AV_CODEC_ID_TTML, > + .priv_data_size = sizeof(TTMLContext), > + .init = ttml_encode_init, > + .encode_sub = ttml_encode_frame, > + .close = ttml_encode_close, > +}; > diff --git a/libavcodec/version.h b/libavcodec/version.h > index e4b81da7cb..4ee221b7f2 100644 > --- a/libavcodec/version.h > +++ b/libavcodec/version.h > @@ -28,7 +28,7 @@ > #include "libavutil/version.h" > > #define LIBAVCODEC_VERSION_MAJOR 58 > -#define LIBAVCODEC_VERSION_MINOR 114 > +#define LIBAVCODEC_VERSION_MINOR 115 > #define LIBAVCODEC_VERSION_MICRO 100 > > #define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ > diff --git a/libavformat/Makefile b/libavformat/Makefile > index be5a482b01..cbf9de0fc6 100644 > --- a/libavformat/Makefile > +++ b/libavformat/Makefile > @@ -542,6 +542,7 @@ OBJS-$(CONFIG_TRUEHD_DEMUXER) += rawdec.o > mlpdec.o > OBJS-$(CONFIG_TRUEHD_MUXER) += rawenc.o > OBJS-$(CONFIG_TTA_DEMUXER) += tta.o apetag.o img2.o > OBJS-$(CONFIG_TTA_MUXER) += ttaenc.o apetag.o img2.o > +OBJS-$(CONFIG_TTML_MUXER) += ttmlenc.o > OBJS-$(CONFIG_TTY_DEMUXER) += tty.o sauce.o > OBJS-$(CONFIG_TY_DEMUXER) += ty.o > OBJS-$(CONFIG_TXD_DEMUXER) += txd.o > diff --git a/libavformat/allformats.c b/libavformat/allformats.c > index 53e5374255..ce0ff0e2d3 100644 > --- a/libavformat/allformats.c > +++ b/libavformat/allformats.c > @@ -441,6 +441,7 @@ extern AVInputFormat ff_truehd_demuxer; > extern AVOutputFormat ff_truehd_muxer; > extern AVInputFormat ff_tta_demuxer; > extern AVOutputFormat ff_tta_muxer; > +extern AVOutputFormat ff_ttml_muxer; > extern AVInputFormat ff_txd_demuxer; > extern AVInputFormat ff_tty_demuxer; > extern AVInputFormat ff_ty_demuxer; > diff --git a/libavformat/ttmlenc.c b/libavformat/ttmlenc.c > new file mode 100644 > index 0000000000..6ba248ee30 > --- /dev/null > +++ b/libavformat/ttmlenc.c > @@ -0,0 +1,123 @@ > +/* > + * TTML subtitle muxer > + * Copyright (c) 2020 24i > + * > + * This file is part of FFmpeg. > + * > + * 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. > + * > + * 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 FFmpeg; if not, write to the Free Software > + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA > 02110-1301 USA > + */ > + > +/** > + * @file > + * TTML subtitle muxer > + * @see https://www.w3.org/TR/ttml1/ > + * @see https://www.w3.org/TR/ttml2/ > + * @see https://www.w3.org/TR/ttml-imsc/rec > + */ > + > +#include "avformat.h" > +#include "internal.h" > + > +static const char ttml_header_text[] = > +"<?xml version=\"1.0\" encoding=\"utf-8\"?>\n" > +"<tt\n" > +" xmlns=\"http://www.w3.org/ns/ttml\"\n"; > +" xmlns:ttm=\"http://www.w3.org/ns/ttml#metadata\"\n"; > +" xmlns:tts=\"http://www.w3.org/ns/ttml#styling\"\n"; > +" xml:lang=\"%s\">\n" > +" <body>\n" > +" <div>\n"; > + > +static const char ttml_footer_text[] = > +" </div>\n" > +" </body>\n" > +"</tt>\n"; > + > +static void ttml_write_time(AVIOContext *pb, const char tag[], > + int64_t millisec) > +{ > + int64_t sec, min, hour; > + sec = millisec / 1000; > + millisec -= 1000 * sec; > + min = sec / 60; > + sec -= 60 * min; > + hour = min / 60; > + min -= 60 * hour; > + > + avio_printf(pb, > "%s=\"%02"PRId64":%02"PRId64":%02"PRId64".%03"PRId64"\"", > + tag, hour, min, sec, millisec); > +} > + > +static int ttml_write_header(AVFormatContext *ctx) > +{ > + if (ctx->nb_streams != 1 || > + ctx->streams[0]->codecpar->codec_id != AV_CODEC_ID_TTML) { > + av_log(ctx, AV_LOG_ERROR, "Exactly one TTML stream is > required!\n"); > + return AVERROR(EINVAL); > + } > + > + { > + AVStream *s = ctx->streams[0]; > + AVIOContext *pb = ctx->pb; > + > + AVDictionaryEntry *lang = av_dict_get(s->metadata, "language", > NULL, 0); > + const char *printed_lang = (lang && lang->value) ? lang->value : > ""; > + > + avpriv_set_pts_info(s, 64, 1, 1000); > + > + avio_printf(pb, ttml_header_text, printed_lang); > + > + avio_flush(pb); > + } > + > + return 0; > +} > + > +static int ttml_write_packet(AVFormatContext *ctx, AVPacket *pkt) > +{ > + AVIOContext *pb = ctx->pb; > + > + avio_printf(pb, " <p\n"); > + ttml_write_time(pb, " begin", pkt->pts); > + avio_printf(pb, "\n"); > + ttml_write_time(pb, " end", pkt->pts + pkt->duration); > + avio_printf(pb, ">"); > + avio_write(pb, pkt->data, pkt->size); > + avio_printf(pb, "</p>\n"); > + > + return 0; > +} > + > +static int ttml_write_trailer(AVFormatContext *ctx) > +{ > + AVIOContext *pb = ctx->pb; > + > + avio_printf(pb, ttml_footer_text); > + avio_flush(pb); > + > + return 0; > +} > + > +AVOutputFormat ff_ttml_muxer = { > + .name = "ttml", > + .long_name = NULL_IF_CONFIG_SMALL("TTML subtitle"), > + .extensions = "ttml", > + .mime_type = "text/ttml", > + .flags = AVFMT_GLOBALHEADER | AVFMT_VARIABLE_FPS | > AVFMT_TS_NONSTRICT, > + .subtitle_codec = AV_CODEC_ID_TTML, > + .write_header = ttml_write_header, > + .write_packet = ttml_write_packet, > + .write_trailer = ttml_write_trailer, > +}; > diff --git a/libavformat/version.h b/libavformat/version.h > index ddcca9ae50..b43193bcb1 100644 > --- a/libavformat/version.h > +++ b/libavformat/version.h > @@ -32,7 +32,7 @@ > // Major bumping may affect Ticket5467, 5421, 5451(compatibility with > Chromium) > // Also please add any ticket numbers that you believe might be affected > here > #define LIBAVFORMAT_VERSION_MAJOR 58 > -#define LIBAVFORMAT_VERSION_MINOR 64 > +#define LIBAVFORMAT_VERSION_MINOR 65 > #define LIBAVFORMAT_VERSION_MICRO 100 > > #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, > \ > diff --git a/tests/fate/subtitles.mak b/tests/fate/subtitles.mak > index 6323d0f93d..ee65afe35b 100644 > --- a/tests/fate/subtitles.mak > +++ b/tests/fate/subtitles.mak > @@ -106,6 +106,9 @@ fate-sub-scc: CMD = fmtstdout ass -ss 57 -i > $(TARGET_SAMPLES)/sub/witch.scc > FATE_SUBTITLES-$(call ALLYES, MPEGTS_DEMUXER DVBSUB_DECODER > DVBSUB_ENCODER) += fate-sub-dvb > fate-sub-dvb: CMD = framecrc -i > $(TARGET_SAMPLES)/sub/dvbsubtest_filter.ts -map s:0 -c dvbsub > > +FATE_SUBTITLES-$(call ALLYES, FILE_PROTOCOL PIPE_PROTOCOL SRT_DEMUXER > SUBRIP_DECODER TTML_ENCODER TTML_MUXER) += fate-sub-ttmlenc > +fate-sub-ttmlenc: CMD = fmtstdout ttml -i > $(TARGET_SAMPLES)/sub/SubRip_capability_tester.srt > + > FATE_SUBTITLES-$(call ENCMUX, ASS, ASS) += $(FATE_SUBTITLES_ASS-yes) > FATE_SUBTITLES += $(FATE_SUBTITLES-yes) > > diff --git a/tests/ref/fate/sub-ttmlenc b/tests/ref/fate/sub-ttmlenc > new file mode 100644 > index 0000000000..624f37d092 > --- /dev/null > +++ b/tests/ref/fate/sub-ttmlenc > @@ -0,0 +1,122 @@ > +<?xml version="1.0" encoding="utf-8"?> > +<tt > + xmlns="http://www.w3.org/ns/ttml"; > + xmlns:ttm="http://www.w3.org/ns/ttml#metadata"; > + xmlns:tts="http://www.w3.org/ns/ttml#styling"; > + xml:lang=""> > + <body> > + <div> > + <p > + begin="00:00:00.000" > + end="00:00:00.000">Don't show this text it may be used to > insert hidden data</p> > + <p > + begin="00:00:01.500" > + end="00:00:04.500">SubRip subtitles capability tester 1.3o by > ale5000<br/>Use VLC 1.1 or higher as reference for most things and MPC Home > Cinema for others<br/>This text should be blue<br/>This text should be > red<br/>This text should be black<br/>If you see this with the normal font, > the player don't (fully) support font face</p> > + <p > + begin="00:00:04.500" > + end="00:00:04.500">Hidden</p> > + <p > + begin="00:00:04.501" > + end="00:00:07.500">This text should be small<br/>This text should > be normal<br/>This text should be big</p> > + <p > + begin="00:00:07.501" > + end="00:00:11.500">This should be an E with an accent: > È<br/>日本語<br/>This text should be bold, italics and underline<br/>This text > should be small and green<br/>This text should be small and red<br/>This > text should be big and brown</p> > + <p > + begin="00:00:11.501" > + end="00:00:14.500">This line should be bold<br/>This line should > be italics<br/>This line should be underline<br/>This line should be > strikethrough<br/>Both lines<br/>should be underline</p> > + <p > + begin="00:00:14.501" > + end="00:00:17.500">><br/>It would be a good thing to<br/>hide > invalid html tags that are closed and show the text in them<br/>but show > un-closed invalid html tags<br/>Show not opened tags<br/><</p> > + <p > + begin="00:00:17.501" > + end="00:00:20.500">and also<br/>hide invalid html tags with > parameters that are closed and show the text in them<br/>but show un-closed > invalid html tags<br/>This text should be showed underlined without > problems also: 2<3,5>1,4<6<br/>This shouldn't be > underlined</p> > + <p > + begin="00:00:20.501" > + end="00:00:21.500">This text should be in the normal > position...</p> > + <p > + begin="00:00:21.501" > + end="00:00:22.500">This text should NOT be in the normal > position</p> > + <p > + begin="00:00:22.501" > + end="00:00:24.500">Implementation is the same of the ASS > tag<br/>This text should be at the<br/>top and horizontally centered</p> > + <p > + begin="00:00:22.501" > + end="00:00:24.500">This text should be at the<br/>middle and > horizontally centered</p> > + <p > + begin="00:00:22.501" > + end="00:00:24.500">This text should be at the<br/>bottom and > horizontally centered</p> > + <p > + begin="00:00:24.501" > + end="00:00:26.500">This text should be at the<br/>top and > horizontally at the left</p> > + <p > + begin="00:00:24.501" > + end="00:00:26.500">This text should be at the<br/>middle and > horizontally at the left<br/>(The second position must be ignored)</p> > + <p > + begin="00:00:24.501" > + end="00:00:26.500">This text should be at the<br/>bottom and > horizontally at the left</p> > + <p > + begin="00:00:26.501" > + end="00:00:28.500">This text should be at the<br/>top and > horizontally at the right</p> > + <p > + begin="00:00:26.501" > + end="00:00:28.500">This text should be at the<br/>middle and > horizontally at the right</p> > + <p > + begin="00:00:26.501" > + end="00:00:28.500">This text should be at the<br/>bottom and > horizontally at the right</p> > + <p > + begin="00:00:28.501" > + end="00:00:31.500">This could be the most difficult thing to > implement</p> > + <p > + begin="00:00:31.501" > + end="00:00:50.500">First text</p> > + <p > + begin="00:00:33.500" > + end="00:00:35.500">Second, it shouldn't overlap first</p> > + <p > + begin="00:00:35.501" > + end="00:00:37.500">Third, it should replace second</p> > + <p > + begin="00:00:36.501" > + end="00:00:50.500">Fourth, it shouldn't overlap first and > third</p> > + <p > + begin="00:00:40.501" > + end="00:00:45.500">Fifth, it should replace third</p> > + <p > + begin="00:00:45.501" > + end="00:00:50.500">Sixth, it shouldn't be<br/>showed > overlapped</p> > + <p > + begin="00:00:50.501" > + end="00:00:52.500">TEXT 1 (bottom)</p> > + <p > + begin="00:00:50.501" > + end="00:00:52.500">text 2</p> > + <p > + begin="00:00:52.501" > + end="00:00:54.500">Hide these tags:<br/>also hide these > tags:<br/>but show this: {normal text}</p> > + <p > + begin="00:00:54.501" > + end="00:01:00.500"><br/>\ N is a forced line break<br/>\ h is a > hard space<br/>Normal spaces at the start and at the end of the line are > trimmed while hard spaces are not > trimmed.<br/>The\hline\hwill\hnever\hbreak\hautomatically\hright\hbefore\hor\hafter\ha\hhard\hspace.\h:-D</p> > + <p > + begin="00:00:54.501" > + end="00:00:56.500"><br/>\h\h\h\h\hA (05 hard spaces followed by a > letter)<br/>A (Normal spaces followed by a letter)<br/>A (No hard spaces > followed by a letter)</p> > + <p > + begin="00:00:56.501" > + end="00:00:58.500">\h\h\h\h\hA (05 hard spaces followed by a > letter)<br/>A (Normal spaces followed by a letter)<br/>A (No hard spaces > followed by a letter)<br/>Show this: \TEST and this: \-)</p> > + <p > + begin="00:00:58.501" > + end="00:01:00.500"><br/>A letter followed by 05 hard spaces: > A\h\h\h\h\h<br/>A letter followed by normal spaces: A<br/>A letter > followed by no hard spaces: A<br/>05 hard spaces between letters: > A\h\h\h\h\hA<br/>5 normal spaces between letters: A > A<br/><br/>^--Forced line break</p> > + <p > + begin="00:01:00.501" > + end="00:01:02.500">Both line should be > strikethrough,<br/>yes.<br/>Correctly closed tags<br/>should be hidden.</p> > + <p > + begin="00:01:02.501" > + end="00:01:04.500">It shouldn't be strikethrough,<br/>not > opened tag showed as text.<br/>Not opened tag showed as text.</p> > + <p > + begin="00:01:04.501" > + end="00:01:06.500">Three lines should be > strikethrough,<br/>yes.<br/>Not closed tags showed as text</p> > + <p > + begin="00:01:06.501" > + end="00:01:08.500">Both line should be strikethrough but<br/>the > wrong closing tag should be showed</p> > + </div> > + </body> > +</tt> > -- > 2.29.2 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject 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