/* * 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) 2001-2003, David Janssens * Copyright (c) 2002-2003, Yannick Verschueren * Copyright (c) 2003-2007, Francois-Olivier Devaux * Copyright (c) 2003-2014, Antonin Descampe * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR * Copyright (c) 2012, CS Systemes d'Information, France * Copyright (c) 2017, IntoPIX SA <[email protected]> * 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" #include "opj_common.h" /** @defgroup T2 T2 - Implementation of a tier-2 coding */ /*@{*/ /** @name Local static functions */ /*@{*/ static void opj_t2_putcommacode(opj_bio_t *bio, OPJ_INT32 n); static OPJ_UINT32 opj_t2_getcommacode(opj_bio_t *bio); /** Variable length code for signalling delta Zil (truncation point) @param bio Bit Input/Output component @param n delta Zil */ static void opj_t2_putnumpasses(opj_bio_t *bio, OPJ_UINT32 n); static OPJ_UINT32 opj_t2_getnumpasses(opj_bio_t *bio); /** Encode a packet of a tile to a destination buffer @param tileno Number of the tile encoded @param tile Tile for which to write the packets @param tcp Tile coding parameters @param pi Packet identity @param dest Destination buffer @param p_data_written FIXME DOC @param len Length of the destination buffer @param cstr_info Codestream information structure @param p_t2_mode If == THRESH_CALC In Threshold calculation ,If == FINAL_PASS Final pass @param p_manager the user event manager @return */ static OPJ_BOOL opj_t2_encode_packet(OPJ_UINT32 tileno, opj_tcd_tile_t *tile, opj_tcp_t *tcp, opj_pi_iterator_t *pi, OPJ_BYTE *dest, OPJ_UINT32 * p_data_written, OPJ_UINT32 len, opj_codestream_info_t *cstr_info, J2K_T2_MODE p_t2_mode, opj_event_mgr_t *p_manager); /** Decode a packet of a tile from a source buffer @param t2 T2 handle @param tile Tile for which to write the packets @param tcp Tile coding parameters @param pi Packet identity @param src Source buffer @param data_read FIXME DOC @param max_length FIXME DOC @param pack_info Packet information @param p_manager the user event manager @return FIXME DOC */ static OPJ_BOOL opj_t2_decode_packet(opj_t2_t* t2, opj_tcd_tile_t *tile, opj_tcp_t *tcp, opj_pi_iterator_t *pi, OPJ_BYTE *src, OPJ_UINT32 * data_read, OPJ_UINT32 max_length, opj_packet_info_t *pack_info, opj_event_mgr_t *p_manager); static OPJ_BOOL opj_t2_skip_packet(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_tcp_t *p_tcp, opj_pi_iterator_t *p_pi, OPJ_BYTE *p_src, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *p_pack_info, opj_event_mgr_t *p_manager); static OPJ_BOOL opj_t2_read_packet_header(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_tcp_t *p_tcp, opj_pi_iterator_t *p_pi, OPJ_BOOL * p_is_data_present, OPJ_BYTE *p_src_data, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *p_pack_info, opj_event_mgr_t *p_manager); static OPJ_BOOL opj_t2_read_packet_data(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_pi_iterator_t *p_pi, OPJ_BYTE *p_src_data, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *pack_info, opj_event_mgr_t *p_manager); static OPJ_BOOL opj_t2_skip_packet_data(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_pi_iterator_t *p_pi, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *pack_info, opj_event_mgr_t *p_manager); /** @param cblk @param index @param cblksty @param first */ static OPJ_BOOL opj_t2_init_seg(opj_tcd_cblk_dec_t* cblk, OPJ_UINT32 index, OPJ_UINT32 cblksty, OPJ_UINT32 first); /*@}*/ /*@}*/ /* ----------------------------------------------------------------------- */ /* #define RESTART 0x04 */ static void opj_t2_putcommacode(opj_bio_t *bio, OPJ_INT32 n) { … } static OPJ_UINT32 opj_t2_getcommacode(opj_bio_t *bio) { … } static void opj_t2_putnumpasses(opj_bio_t *bio, OPJ_UINT32 n) { … } static OPJ_UINT32 opj_t2_getnumpasses(opj_bio_t *bio) { … } /* ----------------------------------------------------------------------- */ OPJ_BOOL opj_t2_encode_packets(opj_t2_t* p_t2, OPJ_UINT32 p_tile_no, opj_tcd_tile_t *p_tile, OPJ_UINT32 p_maxlayers, OPJ_BYTE *p_dest, OPJ_UINT32 * p_data_written, OPJ_UINT32 p_max_len, opj_codestream_info_t *cstr_info, opj_tcd_marker_info_t* p_marker_info, OPJ_UINT32 p_tp_num, OPJ_INT32 p_tp_pos, OPJ_UINT32 p_pino, J2K_T2_MODE p_t2_mode, opj_event_mgr_t *p_manager) { … } /* see issue 80 */ #if 0 #define JAS_FPRINTF … #else /* issue 290 */ static void opj_null_jas_fprintf(FILE* file, const char * format, ...) { … } #define JAS_FPRINTF … #endif OPJ_BOOL opj_t2_decode_packets(opj_tcd_t* tcd, opj_t2_t *p_t2, OPJ_UINT32 p_tile_no, opj_tcd_tile_t *p_tile, OPJ_BYTE *p_src, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_len, opj_codestream_index_t *p_cstr_index, opj_event_mgr_t *p_manager) { … } /* ----------------------------------------------------------------------- */ /** * Creates a Tier 2 handle * * @param p_image Source or destination image * @param p_cp Image coding parameters. * @return a new T2 handle if successful, NULL otherwise. */ opj_t2_t* opj_t2_create(opj_image_t *p_image, opj_cp_t *p_cp) { … } void opj_t2_destroy(opj_t2_t *t2) { … } static OPJ_BOOL opj_t2_decode_packet(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_tcp_t *p_tcp, opj_pi_iterator_t *p_pi, OPJ_BYTE *p_src, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *p_pack_info, opj_event_mgr_t *p_manager) { … } static OPJ_BOOL opj_t2_encode_packet(OPJ_UINT32 tileno, opj_tcd_tile_t * tile, opj_tcp_t * tcp, opj_pi_iterator_t *pi, OPJ_BYTE *dest, OPJ_UINT32 * p_data_written, OPJ_UINT32 length, opj_codestream_info_t *cstr_info, J2K_T2_MODE p_t2_mode, opj_event_mgr_t *p_manager) { … } static OPJ_BOOL opj_t2_skip_packet(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_tcp_t *p_tcp, opj_pi_iterator_t *p_pi, OPJ_BYTE *p_src, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *p_pack_info, opj_event_mgr_t *p_manager) { … } static OPJ_BOOL opj_t2_read_packet_header(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_tcp_t *p_tcp, opj_pi_iterator_t *p_pi, OPJ_BOOL * p_is_data_present, OPJ_BYTE *p_src_data, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *p_pack_info, opj_event_mgr_t *p_manager) { … } static OPJ_BOOL opj_t2_read_packet_data(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_pi_iterator_t *p_pi, OPJ_BYTE *p_src_data, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *pack_info, opj_event_mgr_t* p_manager) { … } static OPJ_BOOL opj_t2_skip_packet_data(opj_t2_t* p_t2, opj_tcd_tile_t *p_tile, opj_pi_iterator_t *p_pi, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_length, opj_packet_info_t *pack_info, opj_event_mgr_t *p_manager) { … } static OPJ_BOOL opj_t2_init_seg(opj_tcd_cblk_dec_t* cblk, OPJ_UINT32 index, OPJ_UINT32 cblksty, OPJ_UINT32 first) { … }
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