Remove pthreads patch, roll in new patches, disable unchecked bit readers.

libavcodec/h264_parser.c

 /*
  * H.26L/H.264/AVC/JVT/14496-10/... parser
  * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
  *
  * 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
  * H.264 / AVC / MPEG4 part10 parser.
  * @author Michael Niedermayer <michaelni@gmx.at>
  */
 
-#define UNCHECKED_BITSTREAM_READER 1
-
 #include "parser.h"
 #include "h264data.h"
 #include "golomb.h"
 
 #include <assert.h>
 
 
 static int ff_h264_find_frame_end(H264Context *h, const uint8_t *buf, int buf_size)
 {
     int i, j;
@@ skipping 341 matching lines @@
 }
 
 AVCodecParser ff_h264_parser = {
     .codec_ids      = { CODEC_ID_H264 },
     .priv_data_size = sizeof(H264Context),
     .parser_init    = init,
     .parser_parse   = h264_parse,
     .parser_close   = close,
     .split          = h264_split,
 };