diff options
Diffstat (limited to 'third_party/libopenjpeg20/raw.c')
| -rw-r--r-- | third_party/libopenjpeg20/raw.c | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/third_party/libopenjpeg20/raw.c b/third_party/libopenjpeg20/raw.c deleted file mode 100644 index 2498761c42..0000000000 --- a/third_party/libopenjpeg20/raw.c +++ /dev/null @@ -1,95 +0,0 @@ -/* - * The copyright in this software is being made available under the 2-clauses - * BSD License, included below. This software may be subject to other third - * party and contributor rights, including patent rights, and no such rights - * are granted under this license. - * - * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium - * Copyright (c) 2002-2014, Professor Benoit Macq - * Copyright (c) 2003-2007, Francois-Olivier Devaux - * Copyright (c) 2003-2014, Antonin Descampe - * Copyright (c) 2005, Herve Drolon, FreeImage Team - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#include "opj_includes.h" - -/* -========================================================== - local functions -========================================================== -*/ - - -/* -========================================================== - RAW encoding interface -========================================================== -*/ - -opj_raw_t* opj_raw_create(void) { - opj_raw_t *raw = (opj_raw_t*)opj_malloc(sizeof(opj_raw_t)); - return raw; -} - -void opj_raw_destroy(opj_raw_t *raw) { - if(raw) { - opj_free(raw); - } -} - -OPJ_UINT32 opj_raw_numbytes(opj_raw_t *raw) { - const ptrdiff_t diff = raw->bp - raw->start; - assert( diff <= (ptrdiff_t)0xffffffff && diff >= 0 ); /* UINT32_MAX */ - return (OPJ_UINT32)diff; -} - -void opj_raw_init_dec(opj_raw_t *raw, OPJ_BYTE *bp, OPJ_UINT32 len) { - raw->start = bp; - raw->lenmax = len; - raw->len = 0; - raw->c = 0; - raw->ct = 0; -} - -OPJ_UINT32 opj_raw_decode(opj_raw_t *raw) { - OPJ_UINT32 d; - if (raw->ct == 0) { - raw->ct = 8; - if (raw->len == raw->lenmax) { - raw->c = 0xff; - } else { - if (raw->c == 0xff) { - raw->ct = 7; - } - raw->c = *(raw->start + raw->len); - raw->len++; - } - } - raw->ct--; - d = (raw->c >> raw->ct) & 0x01; - - return d; -} - |