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authorTim Redfern <tim@eclectronics.org>2013-09-05 17:55:35 +0100
committerTim Redfern <tim@eclectronics.org>2013-09-05 17:55:35 +0100
commit741fb4b9e135cfb161a749db88713229038577bb (patch)
tree08bc9925659cbcac45162bacf31dc6336d4f60b4 /ffmpeg1/libavformat/subviewer1dec.c
parenta2e1bf3495b7bfefdaedb8fc737e969ab06df079 (diff)
making act segmenter
Diffstat (limited to 'ffmpeg1/libavformat/subviewer1dec.c')
-rw-r--r--ffmpeg1/libavformat/subviewer1dec.c124
1 files changed, 0 insertions, 124 deletions
diff --git a/ffmpeg1/libavformat/subviewer1dec.c b/ffmpeg1/libavformat/subviewer1dec.c
deleted file mode 100644
index 0dc1942..0000000
--- a/ffmpeg1/libavformat/subviewer1dec.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * 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
- * SubViewer v1 subtitle demuxer
- */
-
-#include "avformat.h"
-#include "internal.h"
-#include "subtitles.h"
-
-typedef struct {
- FFDemuxSubtitlesQueue q;
-} SubViewer1Context;
-
-static int subviewer1_probe(AVProbeData *p)
-{
- const unsigned char *ptr = p->buf;
-
- if (strstr(ptr, "******** START SCRIPT ********"))
- return AVPROBE_SCORE_MAX / 2;
- return 0;
-}
-
-static int subviewer1_read_header(AVFormatContext *s)
-{
- int delay = 0;
- AVPacket *sub = NULL;
- SubViewer1Context *subviewer1 = s->priv_data;
- AVStream *st = avformat_new_stream(s, NULL);
-
- if (!st)
- return AVERROR(ENOMEM);
- avpriv_set_pts_info(st, 64, 1, 1);
- st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
- st->codec->codec_id = AV_CODEC_ID_SUBVIEWER1;
-
- while (!url_feof(s->pb)) {
- char line[4096];
- int len = ff_get_line(s->pb, line, sizeof(line));
- int hh, mm, ss;
-
- if (!len)
- break;
-
- if (!strncmp(line, "[DELAY]", 7)) {
- ff_get_line(s->pb, line, sizeof(line));
- sscanf(line, "%d", &delay);
- }
-
- if (sscanf(line, "[%d:%d:%d]", &hh, &mm, &ss) == 3) {
- const int64_t pos = avio_tell(s->pb);
- int64_t pts_start = hh*3600LL + mm*60LL + ss + delay;
-
- len = ff_get_line(s->pb, line, sizeof(line));
- line[strcspn(line, "\r\n")] = 0;
- if (!*line) {
- if (sub)
- sub->duration = pts_start - sub->pts;
- } else {
- sub = ff_subtitles_queue_insert(&subviewer1->q, line, len, 0);
- if (!sub)
- return AVERROR(ENOMEM);
- sub->pos = pos;
- sub->pts = pts_start;
- sub->duration = -1;
- }
- }
- }
-
- ff_subtitles_queue_finalize(&subviewer1->q);
- return 0;
-}
-
-static int subviewer1_read_packet(AVFormatContext *s, AVPacket *pkt)
-{
- SubViewer1Context *subviewer1 = s->priv_data;
- return ff_subtitles_queue_read_packet(&subviewer1->q, pkt);
-}
-
-static int subviewer1_read_seek(AVFormatContext *s, int stream_index,
- int64_t min_ts, int64_t ts, int64_t max_ts, int flags)
-{
- SubViewer1Context *subviewer1 = s->priv_data;
- return ff_subtitles_queue_seek(&subviewer1->q, s, stream_index,
- min_ts, ts, max_ts, flags);
-}
-
-static int subviewer1_read_close(AVFormatContext *s)
-{
- SubViewer1Context *subviewer1 = s->priv_data;
- ff_subtitles_queue_clean(&subviewer1->q);
- return 0;
-}
-
-AVInputFormat ff_subviewer1_demuxer = {
- .name = "subviewer1",
- .long_name = NULL_IF_CONFIG_SMALL("SubViewer v1 subtitle format"),
- .priv_data_size = sizeof(SubViewer1Context),
- .read_probe = subviewer1_probe,
- .read_header = subviewer1_read_header,
- .read_packet = subviewer1_read_packet,
- .read_seek2 = subviewer1_read_seek,
- .read_close = subviewer1_read_close,
- .extensions = "sub",
-};