diff options
-rw-r--r-- | Changelog | 2 | ||||
-rw-r--r-- | doc/general.texi | 1 | ||||
-rw-r--r-- | libavformat/Makefile | 1 | ||||
-rw-r--r-- | libavformat/allformats.c | 1 | ||||
-rw-r--r-- | libavformat/mpsubdec.c | 140 | ||||
-rw-r--r-- | libavformat/version.h | 2 | ||||
-rw-r--r-- | tests/fate/subtitles.mak | 6 | ||||
-rw-r--r-- | tests/ref/fate/sub-mpsub | 1 | ||||
-rw-r--r-- | tests/ref/fate/sub-mpsub-frames | 1 |
9 files changed, 153 insertions, 2 deletions
@@ -51,7 +51,7 @@ version <next>: - pp (postproc) filter ported from MPlayer - NIST Sphere demuxer - av_basename and av_dirname -- MPL2 and VPlayer subtitles demuxers and decoders +- MPL2, VPlayer and MPlayer subtitles demuxers and decoders version 1.0: diff --git a/doc/general.texi b/doc/general.texi index de8d080..5e108c6 100644 --- a/doc/general.texi +++ b/doc/general.texi @@ -925,6 +925,7 @@ performance on systems without hardware floating point support). @item JACOsub @tab X @tab X @tab @tab X @item MicroDVD @tab X @tab X @tab @tab X @item MPL2 @tab @tab X @tab @tab X +@item MPsub (MPlayer) @tab @tab X @tab @tab X @item PGS @tab @tab @tab @tab X @item RealText @tab @tab X @tab @tab X @item SAMI @tab @tab X @tab @tab X diff --git a/libavformat/Makefile b/libavformat/Makefile index d0b47c0..921f7a7 100644 --- a/libavformat/Makefile +++ b/libavformat/Makefile @@ -220,6 +220,7 @@ OBJS-$(CONFIG_MPEGTS_MUXER) += mpegtsenc.o OBJS-$(CONFIG_MPEGVIDEO_DEMUXER) += mpegvideodec.o rawdec.o OBJS-$(CONFIG_MPJPEG_MUXER) += mpjpeg.o OBJS-$(CONFIG_MPL2_DEMUXER) += mpl2dec.o +OBJS-$(CONFIG_MPSUB_DEMUXER) += mpsubdec.o OBJS-$(CONFIG_MSNWC_TCP_DEMUXER) += msnwc_tcp.o OBJS-$(CONFIG_MTV_DEMUXER) += mtv.o OBJS-$(CONFIG_MVI_DEMUXER) += mvi.o diff --git a/libavformat/allformats.c b/libavformat/allformats.c index 32458e4..a0fd077 100644 --- a/libavformat/allformats.c +++ b/libavformat/allformats.c @@ -183,6 +183,7 @@ void av_register_all(void) REGISTER_DEMUXER (MPEGVIDEO, mpegvideo); REGISTER_MUXER (MPJPEG, mpjpeg); REGISTER_DEMUXER (MPL2, mpl2); + REGISTER_DEMUXER (MPSUB, mpsub); REGISTER_DEMUXER (MSNWC_TCP, msnwc_tcp); REGISTER_DEMUXER (MTV, mtv); REGISTER_DEMUXER (MV, mv); diff --git a/libavformat/mpsubdec.c b/libavformat/mpsubdec.c new file mode 100644 index 0000000..2acafaa --- /dev/null +++ b/libavformat/mpsubdec.c @@ -0,0 +1,140 @@ +/* + * Copyright (c) 2012 Clément Bœsch + * + * 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 + * MPlayer subtitles format demuxer + */ + +#include "avformat.h" +#include "internal.h" +#include "subtitles.h" + +typedef struct { + FFDemuxSubtitlesQueue q; +} MPSubContext; + +static int mpsub_probe(AVProbeData *p) +{ + const char *ptr = p->buf; + const char *ptr_end = p->buf + p->buf_size; + + while (ptr < ptr_end) { + int n; + + if (!memcmp(ptr, "FORMAT=TIME", 11) || + sscanf(ptr, "FORMAT=%d", &n) == 1) + return AVPROBE_SCORE_MAX/2; + ptr += strcspn(ptr, "\n") + 1; + } + return 0; +} + +static int mpsub_read_header(AVFormatContext *s) +{ + MPSubContext *mpsub = s->priv_data; + AVStream *st; + AVBPrint buf; + AVRational pts_info = (AVRational){ 100, 1 }; // ts based by default + int res = 0; + float multiplier = 100.0; + float current_pts = 0; + + av_bprint_init(&buf, 0, AV_BPRINT_SIZE_UNLIMITED); + + while (!url_feof(s->pb)) { + char line[1024]; + float start, duration; + int fps, len = ff_get_line(s->pb, line, sizeof(line)); + + if (!len) + break; + + line[strcspn(line, "\r\n")] = 0; + + if (sscanf(line, "FORMAT=%d", &fps) == 1 && fps > 3 && fps < 100) { + /* frame based timing */ + pts_info = (AVRational){ fps, 1 }; + multiplier = 1.0; + } else if (sscanf(line, "%f %f", &start, &duration) == 2) { + AVPacket *sub; + const int64_t pos = avio_tell(s->pb); + + ff_subtitles_read_chunk(s->pb, &buf); + if (buf.len) { + sub = ff_subtitles_queue_insert(&mpsub->q, buf.str, buf.len, 0); + if (!sub) { + res = AVERROR(ENOMEM); + goto end; + } + sub->pts = (int64_t)(current_pts + start*multiplier); + sub->duration = (int)(duration * multiplier); + current_pts += (start + duration) * multiplier; + sub->pos = pos; + } + } + } + + st = avformat_new_stream(s, NULL); + if (!st) + return AVERROR(ENOMEM); + avpriv_set_pts_info(st, 64, pts_info.den, pts_info.num); + st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE; + st->codec->codec_id = AV_CODEC_ID_TEXT; + + ff_subtitles_queue_finalize(&mpsub->q); + +end: + av_bprint_finalize(&buf, NULL); + return res; +} + +static int mpsub_read_packet(AVFormatContext *s, AVPacket *pkt) +{ + MPSubContext *mpsub = s->priv_data; + return ff_subtitles_queue_read_packet(&mpsub->q, pkt); +} + +static int mpsub_read_seek(AVFormatContext *s, int stream_index, + int64_t min_ts, int64_t ts, int64_t max_ts, int flags) +{ + MPSubContext *mpsub = s->priv_data; + return ff_subtitles_queue_seek(&mpsub->q, s, stream_index, + min_ts, ts, max_ts, flags); +} + +static int mpsub_read_close(AVFormatContext *s) +{ + MPSubContext *mpsub = s->priv_data; + ff_subtitles_queue_clean(&mpsub->q); + return 0; +} + +AVInputFormat ff_mpsub_demuxer = { + .name = "mpsub", + .long_name = NULL_IF_CONFIG_SMALL("MPlayer subtitles"), + .priv_data_size = sizeof(MPSubContext), + .read_probe = mpsub_probe, + .read_header = mpsub_read_header, + .read_packet = mpsub_read_packet, + .read_seek2 = mpsub_read_seek, + .read_close = mpsub_read_close, + .extensions = "sub", +}; diff --git a/libavformat/version.h b/libavformat/version.h index 31a25061..00a84be 100644 --- a/libavformat/version.h +++ b/libavformat/version.h @@ -30,7 +30,7 @@ #include "libavutil/avutil.h" #define LIBAVFORMAT_VERSION_MAJOR 54 -#define LIBAVFORMAT_VERSION_MINOR 52 +#define LIBAVFORMAT_VERSION_MINOR 53 #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 3f7e02d..b664386 100644 --- a/tests/fate/subtitles.mak +++ b/tests/fate/subtitles.mak @@ -13,6 +13,12 @@ fate-sub-movtextenc: CMD = md5 -i $(SAMPLES)/sub/MovText_capability_tester.mp4 - FATE_SUBTITLES_ASS-$(call DEMDEC, MPL2, MPL2) += fate-sub-mpl2 fate-sub-mpl2: CMD = md5 -i $(SAMPLES)/sub/MPL2_capability_tester.txt -f ass +FATE_SUBTITLES_ASS-$(call DEMDEC, MPSUB, TEXT) += fate-sub-mpsub +fate-sub-mpsub: CMD = md5 -i $(SAMPLES)/sub/MPSub_capability_tester.sub -f ass + +FATE_SUBTITLES_ASS-$(call DEMDEC, MPSUB, TEXT) += fate-sub-mpsub-frames +fate-sub-mpsub-frames: CMD = md5 -i $(SAMPLES)/sub/MPSub_capability_tester_frames.sub -f ass + FATE_SUBTITLES_ASS-$(call DEMDEC, REALTEXT, REALTEXT) += fate-sub-realtext fate-sub-realtext: CMD = md5 -i $(SAMPLES)/sub/RealText_capability_tester.rt -f ass diff --git a/tests/ref/fate/sub-mpsub b/tests/ref/fate/sub-mpsub new file mode 100644 index 0000000..4e36648 --- /dev/null +++ b/tests/ref/fate/sub-mpsub @@ -0,0 +1 @@ +2c5fafec41479e1d09a32f85e8927d03 diff --git a/tests/ref/fate/sub-mpsub-frames b/tests/ref/fate/sub-mpsub-frames new file mode 100644 index 0000000..d5bb44e --- /dev/null +++ b/tests/ref/fate/sub-mpsub-frames @@ -0,0 +1 @@ +cbe6e45848ef77e3080487a88b122104 |