diff options
| author | Tim Redfern <tim@eclectronics.org> | 2013-09-05 17:55:35 +0100 |
|---|---|---|
| committer | Tim Redfern <tim@eclectronics.org> | 2013-09-05 17:55:35 +0100 |
| commit | 741fb4b9e135cfb161a749db88713229038577bb (patch) | |
| tree | 08bc9925659cbcac45162bacf31dc6336d4f60b4 /ffmpeg1/libavformat/assenc.c | |
| parent | a2e1bf3495b7bfefdaedb8fc737e969ab06df079 (diff) | |
making act segmenter
Diffstat (limited to 'ffmpeg1/libavformat/assenc.c')
| -rw-r--r-- | ffmpeg1/libavformat/assenc.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/ffmpeg1/libavformat/assenc.c b/ffmpeg1/libavformat/assenc.c deleted file mode 100644 index bda507d..0000000 --- a/ffmpeg1/libavformat/assenc.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * SSA/ASS muxer - * Copyright (c) 2008 Michael Niedermayer - * - * 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 - */ - -#include "avformat.h" - -typedef struct ASSContext{ - unsigned int extra_index; -}ASSContext; - -static int write_header(AVFormatContext *s) -{ - ASSContext *ass = s->priv_data; - AVCodecContext *avctx= s->streams[0]->codec; - uint8_t *last= NULL; - - if(s->nb_streams != 1 || avctx->codec_id != AV_CODEC_ID_SSA){ - av_log(s, AV_LOG_ERROR, "Exactly one ASS/SSA stream is needed.\n"); - return -1; - } - - while(ass->extra_index < avctx->extradata_size){ - uint8_t *p = avctx->extradata + ass->extra_index; - uint8_t *end= strchr(p, '\n'); - if(!end) end= avctx->extradata + avctx->extradata_size; - else end++; - - avio_write(s->pb, p, end-p); - ass->extra_index += end-p; - - if(last && !memcmp(last, "[Events]", 8)) - break; - last=p; - } - - avio_flush(s->pb); - - return 0; -} - -static int write_packet(AVFormatContext *s, AVPacket *pkt) -{ - avio_write(s->pb, pkt->data, pkt->size); - - avio_flush(s->pb); - - return 0; -} - -static int write_trailer(AVFormatContext *s) -{ - ASSContext *ass = s->priv_data; - AVCodecContext *avctx= s->streams[0]->codec; - - avio_write(s->pb, avctx->extradata + ass->extra_index, - avctx->extradata_size - ass->extra_index); - - return 0; -} - -AVOutputFormat ff_ass_muxer = { - .name = "ass", - .long_name = NULL_IF_CONFIG_SMALL("SSA (SubStation Alpha) subtitle"), - .mime_type = "text/x-ssa", - .extensions = "ass,ssa", - .priv_data_size = sizeof(ASSContext), - .subtitle_codec = AV_CODEC_ID_SSA, - .write_header = write_header, - .write_packet = write_packet, - .write_trailer = write_trailer, - .flags = AVFMT_GLOBALHEADER | AVFMT_NOTIMESTAMPS | AVFMT_TS_NONSTRICT, -}; |
