From 22e28216336da876e1fd17f380ce42eaf1446769 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Mon, 17 Feb 2014 13:36:38 +0000 Subject: chasing indexing error --- ffmpeg/libavformat/h264dec.c | 78 -------------------------------------------- 1 file changed, 78 deletions(-) delete mode 100644 ffmpeg/libavformat/h264dec.c (limited to 'ffmpeg/libavformat/h264dec.c') diff --git a/ffmpeg/libavformat/h264dec.c b/ffmpeg/libavformat/h264dec.c deleted file mode 100644 index 76073dd..0000000 --- a/ffmpeg/libavformat/h264dec.c +++ /dev/null @@ -1,78 +0,0 @@ -/* - * RAW H.264 video demuxer - * 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" -#include "rawdec.h" - -static int h264_probe(AVProbeData *p) -{ - uint32_t code = -1; - int sps = 0, pps = 0, idr = 0, res = 0, sli = 0; - int i; - - for (i = 0; i < p->buf_size; i++) { - code = (code << 8) + p->buf[i]; - if ((code & 0xffffff00) == 0x100) { - int ref_idc = (code >> 5) & 3; - int type = code & 0x1F; - static const int8_t ref_zero[] = { - 2, 0, 0, 0, 0, -1, 1, -1, - -1, 1, 1, 1, 1, -1, 2, 2, - 2, 2, 2, 0, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2 - }; - - if (code & 0x80) // forbidden_bit - return 0; - - if (ref_zero[type] == 1 && ref_idc) - return 0; - if (ref_zero[type] == -1 && !ref_idc) - return 0; - if (ref_zero[type] == 2) - res++; - - switch (type) { - case 1: - sli++; - break; - case 5: - idr++; - break; - case 7: - if (p->buf[i + 2] & 0x03) - return 0; - sps++; - break; - case 8: - pps++; - break; - } - } - } - - if (sps && pps && (idr || sli > 3) && res < (sps + pps + idr)) - return AVPROBE_SCORE_EXTENSION + 1; // 1 more than .mpg - - return 0; -} - -FF_DEF_RAWVIDEO_DEMUXER(h264, "raw H.264 video", h264_probe, "h26l,h264,264,avc", AV_CODEC_ID_H264) -- cgit v1.2.3