From 741fb4b9e135cfb161a749db88713229038577bb Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Thu, 5 Sep 2013 17:55:35 +0100 Subject: making act segmenter --- ffmpeg1/libavcodec/xiph.c | 63 ----------------------------------------------- 1 file changed, 63 deletions(-) delete mode 100644 ffmpeg1/libavcodec/xiph.c (limited to 'ffmpeg1/libavcodec/xiph.c') diff --git a/ffmpeg1/libavcodec/xiph.c b/ffmpeg1/libavcodec/xiph.c deleted file mode 100644 index 0636f8e..0000000 --- a/ffmpeg1/libavcodec/xiph.c +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Copyright (C) 2007 FFmpeg Project - * - * 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 "libavutil/intreadwrite.h" -#include "xiph.h" - -int avpriv_split_xiph_headers(uint8_t *extradata, int extradata_size, - int first_header_size, uint8_t *header_start[3], - int header_len[3]) -{ - int i; - - if (extradata_size >= 6 && AV_RB16(extradata) == first_header_size) { - int overall_len = 6; - for (i=0; i<3; i++) { - header_len[i] = AV_RB16(extradata); - extradata += 2; - header_start[i] = extradata; - extradata += header_len[i]; - if (overall_len > extradata_size - header_len[i]) - return -1; - overall_len += header_len[i]; - } - } else if (extradata_size >= 3 && extradata_size < INT_MAX - 0x1ff && extradata[0] == 2) { - int overall_len = 3; - extradata++; - for (i=0; i<2; i++, extradata++) { - header_len[i] = 0; - for (; overall_len < extradata_size && *extradata==0xff; extradata++) { - header_len[i] += 0xff; - overall_len += 0xff + 1; - } - header_len[i] += *extradata; - overall_len += *extradata; - if (overall_len > extradata_size) - return -1; - } - header_len[2] = extradata_size - overall_len; - header_start[0] = extradata; - header_start[1] = header_start[0] + header_len[0]; - header_start[2] = header_start[1] + header_len[1]; - } else { - return -1; - } - return 0; -} -- cgit v1.2.3