X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2Fgdcmopenjpeg%2Flibopenjpeg%2Fraw.h;h=03d8f3e74778263b85510ba36940888baa25b818;hb=bef3bec50f674640783aed3d3c4cbcdd3fb919d7;hp=08b20bc63c77ee67d40afc5f59e9cbfd5cb202d8;hpb=059176a7b9e8b342a29847e3d1ac9a2d5be763c4;p=gdcm.git diff --git a/src/gdcmopenjpeg/libopenjpeg/raw.h b/src/gdcmopenjpeg/libopenjpeg/raw.h index 08b20bc6..03d8f3e7 100644 --- a/src/gdcmopenjpeg/libopenjpeg/raw.h +++ b/src/gdcmopenjpeg/libopenjpeg/raw.h @@ -1,48 +1,99 @@ -/* - * Copyright (c) 2002-2003, Antonin Descampe - * Copyright (c) 2002-2003, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium - * 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. - */ - -#ifndef __RAW_H -#define __RAW_H - -/* - * Return the number of bytes written/read since initialisation - */ -int raw_numbytes(); - -/* - * Initialize the decoder - * bp: pointer to the start of the buffer from which the bytes will be read - * len: length of the input buffer - */ -void raw_init_dec(unsigned char *bp, int len); - -/* - * Decode a bit (returns 0 or 1) - */ -int raw_decode(); - -#endif +/* + * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe + * Copyright (c) 2005, Hervé Drolon, FreeImage Team + * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium + * 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. + */ + +#ifndef __RAW_H +#define __RAW_H +/** +@file raw.h +@brief Implementation of operations for raw encoding (RAW) + +The functions in RAW.C have for goal to realize the operation of raw encoding linked +with the corresponding mode switch. +*/ + +/** @defgroup RAW RAW - Implementation of operations for raw encoding */ +/*@{*/ + +/** +RAW encoding operations +*/ +typedef struct opj_raw { + /** temporary buffer where bits are coded or decoded */ + unsigned char c; + /** number of bits already read or free to write */ + unsigned int ct; + /** maximum length to decode */ + unsigned int lenmax; + /** length decoded */ + unsigned int len; + /** pointer to the current position in the buffer */ + unsigned char *bp; + /** pointer to the start of the buffer */ + unsigned char *start; + /** pointer to the end of the buffer */ + unsigned char *end; +} opj_raw_t; + +/** @name Exported functions */ +/*@{*/ +/* ----------------------------------------------------------------------- */ +/** +Create a new RAW handle +@return Returns a new RAW handle if successful, returns NULL otherwise +*/ +opj_raw_t* raw_create(); +/** +Destroy a previously created RAW handle +@param raw RAW handle to destroy +*/ +void raw_destroy(opj_raw_t *raw); +/** +Return the number of bytes written/read since initialisation +@param raw RAW handle to destroy +@return Returns the number of bytes already encoded +*/ +int raw_numbytes(opj_raw_t *raw); +/** +Initialize the decoder +@param raw RAW handle +@param bp Pointer to the start of the buffer from which the bytes will be read +@param len Length of the input buffer +*/ +void raw_init_dec(opj_raw_t *raw, unsigned char *bp, int len); +/** +Decode a symbol using raw-decoder. Cfr p.506 TAUBMAN +@param raw RAW handle +@return Returns the decoded symbol (0 or 1) +*/ +int raw_decode(opj_raw_t *raw); +/* ----------------------------------------------------------------------- */ +/*@}*/ + +/*@}*/ + +#endif /* __RAW_H */