From 22e28216336da876e1fd17f380ce42eaf1446769 Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Mon, 17 Feb 2014 13:36:38 +0000
Subject: chasing indexing error

---
 ffmpeg/libavformat/realtextdec.c | 153 ---------------------------------------
 1 file changed, 153 deletions(-)
 delete mode 100644 ffmpeg/libavformat/realtextdec.c

(limited to 'ffmpeg/libavformat/realtextdec.c')

diff --git a/ffmpeg/libavformat/realtextdec.c b/ffmpeg/libavformat/realtextdec.c
deleted file mode 100644
index 5e4981a..0000000
--- a/ffmpeg/libavformat/realtextdec.c
+++ /dev/null
@@ -1,153 +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
- * RealText subtitle demuxer
- * @see http://service.real.com/help/library/guides/ProductionGuide/prodguide/htmfiles/realtext.htm
- */
-
-#include "avformat.h"
-#include "internal.h"
-#include "subtitles.h"
-#include "libavutil/avstring.h"
-#include "libavutil/bprint.h"
-#include "libavutil/intreadwrite.h"
-
-typedef struct {
-    FFDemuxSubtitlesQueue q;
-} RealTextContext;
-
-static int realtext_probe(AVProbeData *p)
-{
-    const unsigned char *ptr = p->buf;
-
-    if (AV_RB24(ptr) == 0xEFBBBF)
-        ptr += 3;  /* skip UTF-8 BOM */
-    return !av_strncasecmp(ptr, "<window", 7) ? AVPROBE_SCORE_EXTENSION : 0;
-}
-
-static int read_ts(const char *s)
-{
-    int hh, mm, ss, ms;
-
-    if (sscanf(s, "%u:%u:%u.%u", &hh, &mm, &ss, &ms) == 4) return (hh*3600 + mm*60 + ss) * 100 + ms;
-    if (sscanf(s, "%u:%u:%u"   , &hh, &mm, &ss     ) == 3) return (hh*3600 + mm*60 + ss) * 100;
-    if (sscanf(s,    "%u:%u.%u",      &mm, &ss, &ms) == 3) return (          mm*60 + ss) * 100 + ms;
-    if (sscanf(s,    "%u:%u"   ,      &mm, &ss     ) == 2) return (          mm*60 + ss) * 100;
-    if (sscanf(s,       "%u.%u",           &ss, &ms) == 2) return (                  ss) * 100 + ms;
-    return strtol(s, NULL, 10) * 100;
-}
-
-static int realtext_read_header(AVFormatContext *s)
-{
-    RealTextContext *rt = s->priv_data;
-    AVStream *st = avformat_new_stream(s, NULL);
-    AVBPrint buf;
-    char c = 0;
-    int res = 0, duration = read_ts("60"); // default duration is 60 seconds
-
-    if (!st)
-        return AVERROR(ENOMEM);
-    avpriv_set_pts_info(st, 64, 1, 100);
-    st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
-    st->codec->codec_id   = AV_CODEC_ID_REALTEXT;
-
-    av_bprint_init(&buf, 0, AV_BPRINT_SIZE_UNLIMITED);
-
-    while (!url_feof(s->pb)) {
-        AVPacket *sub;
-        const int64_t pos = avio_tell(s->pb) - (c != 0);
-        int n = ff_smil_extract_next_chunk(s->pb, &buf, &c);
-
-        if (n == 0)
-            break;
-
-        if (!av_strncasecmp(buf.str, "<window", 7)) {
-            /* save header to extradata */
-            const char *p = ff_smil_get_attr_ptr(buf.str, "duration");
-
-            if (p)
-                duration = read_ts(p);
-            st->codec->extradata = av_strdup(buf.str);
-            if (!st->codec->extradata) {
-                res = AVERROR(ENOMEM);
-                goto end;
-            }
-            st->codec->extradata_size = buf.len + 1;
-        } else {
-            /* if we just read a <time> tag, introduce a new event, otherwise merge
-             * with the previous one */
-            int merge = !av_strncasecmp(buf.str, "<time", 5) ? 0 : 1;
-            sub = ff_subtitles_queue_insert(&rt->q, buf.str, buf.len, merge);
-            if (!sub) {
-                res = AVERROR(ENOMEM);
-                goto end;
-            }
-            if (!merge) {
-                const char *begin = ff_smil_get_attr_ptr(buf.str, "begin");
-                const char *end   = ff_smil_get_attr_ptr(buf.str, "end");
-
-                sub->pos      = pos;
-                sub->pts      = begin ? read_ts(begin) : 0;
-                sub->duration = end ? (read_ts(end) - sub->pts) : duration;
-            }
-        }
-        av_bprint_clear(&buf);
-    }
-    ff_subtitles_queue_finalize(&rt->q);
-
-end:
-    av_bprint_finalize(&buf, NULL);
-    return res;
-}
-
-static int realtext_read_packet(AVFormatContext *s, AVPacket *pkt)
-{
-    RealTextContext *rt = s->priv_data;
-    return ff_subtitles_queue_read_packet(&rt->q, pkt);
-}
-
-static int realtext_read_seek(AVFormatContext *s, int stream_index,
-                             int64_t min_ts, int64_t ts, int64_t max_ts, int flags)
-{
-    RealTextContext *rt = s->priv_data;
-    return ff_subtitles_queue_seek(&rt->q, s, stream_index,
-                                   min_ts, ts, max_ts, flags);
-}
-
-static int realtext_read_close(AVFormatContext *s)
-{
-    RealTextContext *rt = s->priv_data;
-    ff_subtitles_queue_clean(&rt->q);
-    return 0;
-}
-
-AVInputFormat ff_realtext_demuxer = {
-    .name           = "realtext",
-    .long_name      = NULL_IF_CONFIG_SMALL("RealText subtitle format"),
-    .priv_data_size = sizeof(RealTextContext),
-    .read_probe     = realtext_probe,
-    .read_header    = realtext_read_header,
-    .read_packet    = realtext_read_packet,
-    .read_seek2     = realtext_read_seek,
-    .read_close     = realtext_read_close,
-    .extensions     = "rt",
-};
-- 
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