1ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* 2ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * The copyright in this software is being made available under the 2-clauses 3ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * BSD License, included below. This software may be subject to other third 4ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * party and contributor rights, including patent rights, and no such rights 5ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * are granted under this license. 6ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * 7ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium 8ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2002-2014, Professor Benoit Macq 9ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2001-2003, David Janssens 10ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2002-2003, Yannick Verschueren 11ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2003-2007, Francois-Olivier Devaux 12ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2003-2014, Antonin Descampe 13ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2005, Herve Drolon, FreeImage Team 14ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR 15ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Copyright (c) 2012, CS Systemes d'Information, France 16ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * All rights reserved. 17ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * 18ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Redistribution and use in source and binary forms, with or without 19ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * modification, are permitted provided that the following conditions 20ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * are met: 21ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * 1. Redistributions of source code must retain the above copyright 22ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * notice, this list of conditions and the following disclaimer. 23ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * 2. Redistributions in binary form must reproduce the above copyright 24ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * notice, this list of conditions and the following disclaimer in the 25ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * documentation and/or other materials provided with the distribution. 26ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * 27ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' 28ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 31ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * POSSIBILITY OF SUCH DAMAGE. 38ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov */ 39ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 40ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "opj_includes.h" 41ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 42ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/** @defgroup T2 T2 - Implementation of a tier-2 coding */ 43ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/*@{*/ 44ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 45ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/** @name Local static functions */ 46ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/*@{*/ 47ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 48ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic void opj_t2_putcommacode(opj_bio_t *bio, OPJ_INT32 n); 49ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 50ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_UINT32 opj_t2_getcommacode(opj_bio_t *bio); 51ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/** 52ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovVariable length code for signalling delta Zil (truncation point) 53ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param bio Bit Input/Output component 54ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param n delta Zil 55ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov*/ 56ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic void opj_t2_putnumpasses(opj_bio_t *bio, OPJ_UINT32 n); 57ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_UINT32 opj_t2_getnumpasses(opj_bio_t *bio); 58ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 59ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/** 60ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovEncode a packet of a tile to a destination buffer 61ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param tileno Number of the tile encoded 62ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param tile Tile for which to write the packets 63ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param tcp Tile coding parameters 64ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param pi Packet identity 65ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param dest Destination buffer 66ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param p_data_written FIXME DOC 67ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param len Length of the destination buffer 68ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param cstr_info Codestream information structure 69ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@return 70ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov*/ 71ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_BOOL opj_t2_encode_packet( OPJ_UINT32 tileno, 72ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *tile, 73ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *tcp, 74ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *pi, 75ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *dest, 76ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_written, 77ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 len, 78ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_codestream_info_t *cstr_info); 79ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 80ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/** 81ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovDecode a packet of a tile from a source buffer 82ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param t2 T2 handle 83ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param tile Tile for which to write the packets 84ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param tcp Tile coding parameters 85ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param pi Packet identity 86ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param src Source buffer 87ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param data_read FIXME DOC 88ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param max_length FIXME DOC 89ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param pack_info Packet information 90ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 91ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@return FIXME DOC 92ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov*/ 93ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_BOOL opj_t2_decode_packet( opj_t2_t* t2, 94ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *tile, 95ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *tcp, 96ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *pi, 97ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *src, 98ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * data_read, 99ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 max_length, 100ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *pack_info, 101ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager); 102ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 103ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_BOOL opj_t2_skip_packet( opj_t2_t* p_t2, 104ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 105ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *p_tcp, 106ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 107ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_src, 108ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 109ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 110ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *p_pack_info, 111ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager); 112ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 113ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_BOOL opj_t2_read_packet_header( opj_t2_t* p_t2, 114ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 115ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *p_tcp, 116ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 117ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BOOL * p_is_data_present, 118ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_src_data, 119ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 120ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 121ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *p_pack_info, 122ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager); 123ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 124ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_BOOL opj_t2_read_packet_data(opj_t2_t* p_t2, 125ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 126ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 127ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_src_data, 128ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 129ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 130ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *pack_info, 131ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager); 132ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 133ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_BOOL opj_t2_skip_packet_data(opj_t2_t* p_t2, 134ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 135ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 136ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 137ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 138ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *pack_info, 139ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager); 140ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 141ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/** 142ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param cblk 143ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param index 144ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param cblksty 145ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov@param first 146ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov*/ 147ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_BOOL opj_t2_init_seg( opj_tcd_cblk_dec_t* cblk, 148ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 index, 149ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 cblksty, 150ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 first); 151ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 152ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/*@}*/ 153ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 154ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/*@}*/ 155ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 156ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* ----------------------------------------------------------------------- */ 157ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 158ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* #define RESTART 0x04 */ 159ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic void opj_t2_putcommacode(opj_bio_t *bio, OPJ_INT32 n) { 160ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov while (--n >= 0) { 161ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, 1, 1); 162ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 163ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, 0, 1); 164ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 165ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 166ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmannstatic OPJ_UINT32 opj_t2_getcommacode(opj_bio_t *bio) 167ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 168ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 n = 0; 169ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov while (opj_bio_read(bio, 1)) { 170ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++n; 171ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 172ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return n; 173ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 174ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 175ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmannstatic void opj_t2_putnumpasses(opj_bio_t *bio, OPJ_UINT32 n) { 176ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (n == 1) { 177ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, 0, 1); 178ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if (n == 2) { 179ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, 2, 2); 180ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if (n <= 5) { 181ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, 0xc | (n - 3), 4); 182ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if (n <= 36) { 183ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, 0x1e0 | (n - 6), 9); 184ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if (n <= 164) { 185ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, 0xff80 | (n - 37), 16); 186ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 187ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 188ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 189ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmannstatic OPJ_UINT32 opj_t2_getnumpasses(opj_bio_t *bio) { 190ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 n; 191ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!opj_bio_read(bio, 1)) 192ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return 1; 193ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!opj_bio_read(bio, 1)) 194ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return 2; 195ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((n = opj_bio_read(bio, 2)) != 3) 196ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return (3 + n); 197ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((n = opj_bio_read(bio, 5)) != 31) 198ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return (6 + n); 199ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return (37 + opj_bio_read(bio, 7)); 200ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 201ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 202ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* ----------------------------------------------------------------------- */ 203ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 204ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovOPJ_BOOL opj_t2_encode_packets( opj_t2_t* p_t2, 205ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_tile_no, 206ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 207ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_maxlayers, 208ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_dest, 209ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_written, 210ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_len, 211ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_codestream_info_t *cstr_info, 212ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_tp_num, 213ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_INT32 p_tp_pos, 214ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_pino, 215ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov J2K_T2_MODE p_t2_mode) 216ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 217ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *l_current_data = p_dest; 218ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_bytes = 0; 219ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 compno; 220ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 poc; 221ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *l_pi = 00; 222ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *l_current_pi = 00; 223ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_image_t *l_image = p_t2->image; 224ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_cp_t *l_cp = p_t2->cp; 225ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *l_tcp = &l_cp->tcps[p_tile_no]; 226e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov OPJ_UINT32 pocno = (l_cp->rsiz == OPJ_PROFILE_CINEMA_4K)? 2: 1; 227ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_max_comp = l_cp->m_specific_param.m_enc.m_max_comp_size > 0 ? l_image->numcomps : 1; 228ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_pocs = l_tcp->numpocs + 1; 229ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 230ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_pi = opj_pi_initialise_encode(l_image, l_cp, p_tile_no, p_t2_mode); 231ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_pi) { 232ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 233ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 234ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 235ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * p_data_written = 0; 236ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 237ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_t2_mode == THRESH_CALC ){ /* Calculating threshold */ 238ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_pi = l_pi; 239ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 240ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (compno = 0; compno < l_max_comp; ++compno) { 241ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_comp_len = 0; 242ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_pi = l_pi; 243ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 244ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (poc = 0; poc < pocno ; ++poc) { 245ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_tp_num = compno; 246ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 247ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* TODO MSD : check why this function cannot fail (cf. v1) */ 248ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_create_encode(l_pi, l_cp,p_tile_no,poc,l_tp_num,p_tp_pos,p_t2_mode); 249ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 250e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if (l_current_pi->poc.prg == OPJ_PROG_UNKNOWN) { 251e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* TODO ADE : add an error */ 252e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov opj_pi_destroy(l_pi, l_nb_pocs); 253e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return OPJ_FALSE; 254e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 255ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov while (opj_pi_next(l_current_pi)) { 256ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_current_pi->layno < p_maxlayers) { 257ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_bytes = 0; 258ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 259ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (! opj_t2_encode_packet(p_tile_no,p_tile, l_tcp, l_current_pi, l_current_data, &l_nb_bytes, p_max_len, cstr_info)) { 260ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_destroy(l_pi, l_nb_pocs); 261ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 262ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 263ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 264ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_comp_len += l_nb_bytes; 265ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_data += l_nb_bytes; 266ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_max_len -= l_nb_bytes; 267ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 268ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * p_data_written += l_nb_bytes; 269ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 270ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 271ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 272ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_cp->m_specific_param.m_enc.m_max_comp_size) { 273ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_comp_len > l_cp->m_specific_param.m_enc.m_max_comp_size) { 274ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_destroy(l_pi, l_nb_pocs); 275ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 276ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 277ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 278ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 279ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_current_pi; 280ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 281ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 282ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 283ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { /* t2_mode == FINAL_PASS */ 284ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_create_encode(l_pi, l_cp,p_tile_no,p_pino,p_tp_num,p_tp_pos,p_t2_mode); 285ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 286ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_pi = &l_pi[p_pino]; 287e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if (l_current_pi->poc.prg == OPJ_PROG_UNKNOWN) { 288e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* TODO ADE : add an error */ 289e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov opj_pi_destroy(l_pi, l_nb_pocs); 290e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return OPJ_FALSE; 291e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 292ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov while (opj_pi_next(l_current_pi)) { 293ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_current_pi->layno < p_maxlayers) { 294ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_bytes=0; 295ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 296ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (! opj_t2_encode_packet(p_tile_no,p_tile, l_tcp, l_current_pi, l_current_data, &l_nb_bytes, p_max_len, cstr_info)) { 297ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_destroy(l_pi, l_nb_pocs); 298ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 299ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 300ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 301ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_data += l_nb_bytes; 302ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_max_len -= l_nb_bytes; 303ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 304ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * p_data_written += l_nb_bytes; 305ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 306ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* INDEX >> */ 307ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(cstr_info) { 308ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(cstr_info->index_write) { 309ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tile_info_t *info_TL = &cstr_info->tile[p_tile_no]; 310ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_packet_info_t *info_PK = &info_TL->packet[cstr_info->packno]; 311ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!cstr_info->packno) { 312ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->start_pos = info_TL->end_header + 1; 313ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 314ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->start_pos = ((l_cp->m_specific_param.m_enc.m_tp_on | l_tcp->POC)&& info_PK->start_pos) ? info_PK->start_pos : info_TL->packet[cstr_info->packno - 1].end_pos + 1; 315ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 316ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->end_pos = info_PK->start_pos + l_nb_bytes - 1; 317ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->end_ph_pos += info_PK->start_pos - 1; /* End of packet header which now only represents the distance 318ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov to start of packet is incremented by value of start of packet*/ 319ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 320ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 321ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cstr_info->packno++; 322ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 323ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* << INDEX */ 324ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++p_tile->packno; 325ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 326ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 327ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 328ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 329ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_destroy(l_pi, l_nb_pocs); 330ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 331ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 332ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 333ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 334ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* see issue 80 */ 335ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#if 0 336ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define JAS_FPRINTF fprintf 337ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#else 338ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* issue 290 */ 339ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic void opj_null_jas_fprintf(FILE* file, const char * format, ...) 340ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 341ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (void)file; 342ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (void)format; 343ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 344ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define JAS_FPRINTF opj_null_jas_fprintf 345ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 346ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 347ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovOPJ_BOOL opj_t2_decode_packets( opj_t2_t *p_t2, 348ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_tile_no, 349ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 350ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_src, 351ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 352ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_len, 353ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_codestream_index_t *p_cstr_index, 354ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager) 355ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 356ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *l_current_data = p_src; 357ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *l_pi = 00; 358ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 pino; 359ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_image_t *l_image = p_t2->image; 360ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_cp_t *l_cp = p_t2->cp; 361ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *l_tcp = &(p_t2->cp->tcps[p_tile_no]); 362ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_bytes_read; 363ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_pocs = l_tcp->numpocs + 1; 364ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *l_current_pi = 00; 365ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TODO_MSD 366ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 curtp = 0; 367ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 tp_start_packno; 368ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 369ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_packet_info_t *l_pack_info = 00; 370ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_image_comp_t* l_img_comp = 00; 371ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 372ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_ARG_NOT_USED(p_cstr_index); 373ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 374ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TODO_MSD 375ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_cstr_index) { 376ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_pack_info = p_cstr_index->tile_index[p_tile_no].packet; 377ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 378ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 379ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 380ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* create a packet iterator */ 381ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_pi = opj_pi_create_decode(l_image, l_cp, p_tile_no); 382ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_pi) { 383ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 384ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 385ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 386ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 387ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_pi = l_pi; 388ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 389ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (pino = 0; pino <= l_tcp->numpocs; ++pino) { 390ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 391ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* if the resolution needed is too low, one dim of the tilec could be equal to zero 392ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * and no packets are used to decode this resolution and 393ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * l_current_pi->resno is always >= p_tile->comps[l_current_pi->compno].minimum_num_resolutions 394ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * and no l_img_comp->resno_decoded are computed 395ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov */ 396e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov OPJ_BOOL* first_pass_failed = NULL; 397e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 398e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if (l_current_pi->poc.prg == OPJ_PROG_UNKNOWN) { 399e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* TODO ADE : add an error */ 400e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov opj_pi_destroy(l_pi, l_nb_pocs); 401e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return OPJ_FALSE; 402e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 403e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 404e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov first_pass_failed = (OPJ_BOOL*)opj_malloc(l_image->numcomps * sizeof(OPJ_BOOL)); 405ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!first_pass_failed) 406ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 407ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_destroy(l_pi,l_nb_pocs); 408ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 409ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 410ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memset(first_pass_failed, OPJ_TRUE, l_image->numcomps * sizeof(OPJ_BOOL)); 411ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 412ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov while (opj_pi_next(l_current_pi)) { 413ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov JAS_FPRINTF( stderr, "packet offset=00000166 prg=%d cmptno=%02d rlvlno=%02d prcno=%03d lyrno=%02d\n\n", 414ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_pi->poc.prg1, l_current_pi->compno, l_current_pi->resno, l_current_pi->precno, l_current_pi->layno ); 415ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 416ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_tcp->num_layers_to_decode > l_current_pi->layno 417ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov && l_current_pi->resno < p_tile->comps[l_current_pi->compno].minimum_num_resolutions) { 418ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_bytes_read = 0; 419ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 420ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov first_pass_failed[l_current_pi->compno] = OPJ_FALSE; 421ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 422ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann if (! opj_t2_decode_packet(p_t2,p_tile,l_tcp,l_current_pi,l_current_data,&l_nb_bytes_read,p_max_len,l_pack_info, p_manager)) { 423ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_destroy(l_pi,l_nb_pocs); 424ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_free(first_pass_failed); 425ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 426ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 427ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 428ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_img_comp = &(l_image->comps[l_current_pi->compno]); 429ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_img_comp->resno_decoded = opj_uint_max(l_current_pi->resno, l_img_comp->resno_decoded); 430ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 431ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 432ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_bytes_read = 0; 433ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann if (! opj_t2_skip_packet(p_t2,p_tile,l_tcp,l_current_pi,l_current_data,&l_nb_bytes_read,p_max_len,l_pack_info, p_manager)) { 434ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_destroy(l_pi,l_nb_pocs); 435ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_free(first_pass_failed); 436ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 437ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 438ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 439ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 440ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (first_pass_failed[l_current_pi->compno]) { 441ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_img_comp = &(l_image->comps[l_current_pi->compno]); 442ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_img_comp->resno_decoded == 0) 443ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_img_comp->resno_decoded = p_tile->comps[l_current_pi->compno].minimum_num_resolutions - 1; 444ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 445ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 446ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_data += l_nb_bytes_read; 447ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_max_len -= l_nb_bytes_read; 448ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 449ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* INDEX >> */ 450ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TODO_MSD 451ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(p_cstr_info) { 452ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tile_info_v2_t *info_TL = &p_cstr_info->tile[p_tile_no]; 453ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_packet_info_t *info_PK = &info_TL->packet[p_cstr_info->packno]; 454ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tp_start_packno = 0; 455ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!p_cstr_info->packno) { 456ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->start_pos = info_TL->end_header + 1; 457ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if (info_TL->packet[p_cstr_info->packno-1].end_pos >= (OPJ_INT32)p_cstr_info->tile[p_tile_no].tp[curtp].tp_end_pos){ /* New tile part */ 458ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_TL->tp[curtp].tp_numpacks = p_cstr_info->packno - tp_start_packno; /* Number of packets in previous tile-part */ 459ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tp_start_packno = p_cstr_info->packno; 460ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov curtp++; 461ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->start_pos = p_cstr_info->tile[p_tile_no].tp[curtp].tp_end_header+1; 462ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 463ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->start_pos = (l_cp->m_specific_param.m_enc.m_tp_on && info_PK->start_pos) ? info_PK->start_pos : info_TL->packet[p_cstr_info->packno - 1].end_pos + 1; 464ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 465ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->end_pos = info_PK->start_pos + l_nb_bytes_read - 1; 466ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->end_ph_pos += info_PK->start_pos - 1; /* End of packet header which now only represents the distance */ 467ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++p_cstr_info->packno; 468ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 469ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 470ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* << INDEX */ 471ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 472ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_current_pi; 473ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 474ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_free(first_pass_failed); 475ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 476ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* INDEX >> */ 477ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TODO_MSD 478ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if 479ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (p_cstr_info) { 480ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_cstr_info->tile[p_tile_no].tp[curtp].tp_numpacks = p_cstr_info->packno - tp_start_packno; /* Number of packets in last tile-part */ 481ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 482ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 483ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* << INDEX */ 484ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 485ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* don't forget to release pi */ 486ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_destroy(l_pi,l_nb_pocs); 487ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_data_read = (OPJ_UINT32)(l_current_data - p_src); 488ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 489ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 490ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 491ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* ----------------------------------------------------------------------- */ 492ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 493ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/** 494ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Creates a Tier 2 handle 495ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * 496ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * @param p_image Source or destination image 497ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * @param p_cp Image coding parameters. 498ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * @return a new T2 handle if successful, NULL otherwise. 499ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov*/ 500ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovopj_t2_t* opj_t2_create(opj_image_t *p_image, opj_cp_t *p_cp) 501ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 502ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* create the t2 structure */ 503e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov opj_t2_t *l_t2 = (opj_t2_t*)opj_calloc(1,sizeof(opj_t2_t)); 504ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_t2) { 505ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 506ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 507ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 508ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_t2->image = p_image; 509ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_t2->cp = p_cp; 510ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 511ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return l_t2; 512ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 513ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 514ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid opj_t2_destroy(opj_t2_t *t2) { 515ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(t2) { 516ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_free(t2); 517ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 518ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 519ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 520ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmannstatic OPJ_BOOL opj_t2_decode_packet( opj_t2_t* p_t2, 521ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 522ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *p_tcp, 523ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 524ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_src, 525ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 526ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 527ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *p_pack_info, 528ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager) 529ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 530ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BOOL l_read_data; 531ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_bytes_read = 0; 532ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_total_bytes_read = 0; 533ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 534ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_data_read = 0; 535ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 536ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann if (! opj_t2_read_packet_header(p_t2,p_tile,p_tcp,p_pi,&l_read_data,p_src,&l_nb_bytes_read,p_max_length,p_pack_info, p_manager)) { 537ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 538ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 539ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 540ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_src += l_nb_bytes_read; 541ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_total_bytes_read += l_nb_bytes_read; 542ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_max_length -= l_nb_bytes_read; 543ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 544ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* we should read data for the packet */ 545ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_read_data) { 546ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_bytes_read = 0; 547ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 548ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann if (! opj_t2_read_packet_data(p_t2,p_tile,p_pi,p_src,&l_nb_bytes_read,p_max_length,p_pack_info, p_manager)) { 549ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 550ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 551ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 552ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_total_bytes_read += l_nb_bytes_read; 553ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 554ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 555ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_data_read = l_nb_total_bytes_read; 556ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 557ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 558ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 559ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 560ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmannstatic OPJ_BOOL opj_t2_encode_packet( OPJ_UINT32 tileno, 561ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t * tile, 562ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t * tcp, 563ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *pi, 564ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *dest, 565ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_written, 566ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 length, 567ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_codestream_info_t *cstr_info) 568ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 569ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 bandno, cblkno; 570ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE* c = dest; 571ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_bytes; 572ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 compno = pi->compno; /* component value */ 573ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 resno = pi->resno; /* resolution level value */ 574ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 precno = pi->precno; /* precinct value */ 575ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 layno = pi->layno; /* quality layer value */ 576ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_blocks; 577ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_band_t *band = 00; 578ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_cblk_enc_t* cblk = 00; 579ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_pass_t *pass = 00; 580ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 581ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; 582ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_resolution_t *res = &tilec->resolutions[resno]; 583ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 584ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_t *bio = 00; /* BIO component */ 585ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 586ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* <SOP 0xff91> */ 587ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (tcp->csty & J2K_CP_CSTY_SOP) { 588ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[0] = 255; 589ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[1] = 145; 590ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[2] = 0; 591ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[3] = 4; 592ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#if 0 593ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[4] = (tile->packno % 65536) / 256; 594ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[5] = (tile->packno % 65536) % 256; 595ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#else 596ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[4] = (tile->packno >> 8) & 0xff; /* packno is uint32_t */ 597ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[5] = tile->packno & 0xff; 598ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 599ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c += 6; 600ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov length -= 6; 601ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 602ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* </SOP> */ 603ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 604ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!layno) { 605ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov band = res->bands; 606ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 607ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for(bandno = 0; bandno < res->numbands; ++bandno) { 608ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_precinct_t *prc = &band->precincts[precno]; 609ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 610ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tgt_reset(prc->incltree); 611ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tgt_reset(prc->imsbtree); 612ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 613ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_blocks = prc->cw * prc->ch; 614ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (cblkno = 0; cblkno < l_nb_blocks; ++cblkno) { 615ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk = &prc->cblks.enc[cblkno]; 616ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 617ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk->numpasses = 0; 618ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tgt_setvalue(prc->imsbtree, cblkno, band->numbps - (OPJ_INT32)cblk->numbps); 619ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 620ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++band; 621ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 622ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 623ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 624ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bio = opj_bio_create(); 625e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if (!bio) { 626e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* FIXME event manager error callback */ 627e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return OPJ_FALSE; 628e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 629ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_init_enc(bio, c, length); 630ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, 1, 1); /* Empty header bit */ 631ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 632ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Writing Packet header */ 633ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov band = res->bands; 634ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (bandno = 0; bandno < res->numbands; ++bandno) { 635ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_precinct_t *prc = &band->precincts[precno]; 636ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 637ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_blocks = prc->cw * prc->ch; 638ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk = prc->cblks.enc; 639ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 640ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (cblkno = 0; cblkno < l_nb_blocks; ++cblkno) { 641ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_layer_t *layer = &cblk->layers[layno]; 642ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 643ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!cblk->numpasses && layer->numpasses) { 644ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tgt_setvalue(prc->incltree, cblkno, (OPJ_INT32)layno); 645ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 646ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 647ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++cblk; 648ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 649ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 650ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk = prc->cblks.enc; 651ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (cblkno = 0; cblkno < l_nb_blocks; cblkno++) { 652ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_layer_t *layer = &cblk->layers[layno]; 653ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 increment = 0; 654ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 nump = 0; 655ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 len = 0, passno; 656ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_passes; 657ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 658ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* cblk inclusion bits */ 659ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!cblk->numpasses) { 660ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tgt_encode(bio, prc->incltree, cblkno, (OPJ_INT32)(layno + 1)); 661ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 662ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, layer->numpasses != 0, 1); 663ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 664ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 665ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* if cblk not included, go to the next cblk */ 666ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!layer->numpasses) { 667ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++cblk; 668ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 669ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 670ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 671ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* if first instance of cblk --> zero bit-planes information */ 672ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!cblk->numpasses) { 673ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk->numlenbits = 3; 674ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tgt_encode(bio, prc->imsbtree, cblkno, 999); 675ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 676ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 677ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* number of coding passes included */ 678ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_t2_putnumpasses(bio, layer->numpasses); 679ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_passes = cblk->numpasses + layer->numpasses; 680ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov pass = cblk->passes + cblk->numpasses; 681ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 682ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* computation of the increase of the length indicator and insertion in the header */ 683ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (passno = cblk->numpasses; passno < l_nb_passes; ++passno) { 684ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++nump; 685ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov len += pass->len; 686ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 687ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (pass->term || passno == (cblk->numpasses + layer->numpasses) - 1) { 688ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov increment = (OPJ_UINT32)opj_int_max((OPJ_INT32)increment, opj_int_floorlog2((OPJ_INT32)len) + 1 689ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov - ((OPJ_INT32)cblk->numlenbits + opj_int_floorlog2((OPJ_INT32)nump))); 690ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov len = 0; 691ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov nump = 0; 692ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 693ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 694ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++pass; 695ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 696ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_t2_putcommacode(bio, (OPJ_INT32)increment); 697ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 698ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* computation of the new Length indicator */ 699ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk->numlenbits += increment; 700ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 701ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov pass = cblk->passes + cblk->numpasses; 702ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* insertion of the codeword segment length */ 703ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (passno = cblk->numpasses; passno < l_nb_passes; ++passno) { 704ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov nump++; 705ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov len += pass->len; 706ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 707ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (pass->term || passno == (cblk->numpasses + layer->numpasses) - 1) { 708ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_write(bio, (OPJ_UINT32)len, cblk->numlenbits + (OPJ_UINT32)opj_int_floorlog2((OPJ_INT32)nump)); 709ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov len = 0; 710ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov nump = 0; 711ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 712ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++pass; 713ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 714ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 715ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++cblk; 716ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 717ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 718ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++band; 719ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 720ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 721ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!opj_bio_flush(bio)) { 722ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_destroy(bio); 723ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; /* modified to eliminate longjmp !! */ 724ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 725ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 726ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_bytes = (OPJ_UINT32)opj_bio_numbytes(bio); 727ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c += l_nb_bytes; 728ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov length -= l_nb_bytes; 729ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 730ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_destroy(bio); 731ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 732ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* <EPH 0xff92> */ 733ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (tcp->csty & J2K_CP_CSTY_EPH) { 734ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[0] = 255; 735ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c[1] = 146; 736ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c += 2; 737ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov length -= 2; 738ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 739ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* </EPH> */ 740ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 741ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* << INDEX */ 742ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* End of packet header position. Currently only represents the distance to start of packet 743ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Will be updated later by incrementing with packet start value*/ 744ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(cstr_info && cstr_info->index_write) { 745ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_packet_info_t *info_PK = &cstr_info->tile[tileno].packet[cstr_info->packno]; 746ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->end_ph_pos = (OPJ_INT32)(c - dest); 747ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 748ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* INDEX >> */ 749ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 750ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Writing the packet body */ 751ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov band = res->bands; 752ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (bandno = 0; bandno < res->numbands; bandno++) { 753ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_precinct_t *prc = &band->precincts[precno]; 754ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 755ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_blocks = prc->cw * prc->ch; 756ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk = prc->cblks.enc; 757ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 758ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (cblkno = 0; cblkno < l_nb_blocks; ++cblkno) { 759ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_layer_t *layer = &cblk->layers[layno]; 760ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 761ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!layer->numpasses) { 762ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++cblk; 763ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 764ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 765ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 766ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (layer->len > length) { 767ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 768ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 769ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 770ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memcpy(c, layer->data, layer->len); 771ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk->numpasses += layer->numpasses; 772ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov c += layer->len; 773ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov length -= layer->len; 774ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 775ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* << INDEX */ 776ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(cstr_info && cstr_info->index_write) { 777ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_packet_info_t *info_PK = &cstr_info->tile[tileno].packet[cstr_info->packno]; 778ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info_PK->disto += layer->disto; 779ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (cstr_info->D_max < info_PK->disto) { 780ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cstr_info->D_max = info_PK->disto; 781ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 782ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 783ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 784ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++cblk; 785ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* INDEX >> */ 786ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 787ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++band; 788ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 789ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 790ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov assert( c >= dest ); 791ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * p_data_written += (OPJ_UINT32)(c - dest); 792ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 793ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 794ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 795ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 796ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic OPJ_BOOL opj_t2_skip_packet( opj_t2_t* p_t2, 797ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 798ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *p_tcp, 799ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 800ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_src, 801ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 802ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 803ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *p_pack_info, 804ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager) 805ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 806ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BOOL l_read_data; 807ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_bytes_read = 0; 808ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_total_bytes_read = 0; 809ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 810ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_data_read = 0; 811ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 812ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann if (! opj_t2_read_packet_header(p_t2,p_tile,p_tcp,p_pi,&l_read_data,p_src,&l_nb_bytes_read,p_max_length,p_pack_info, p_manager)) { 813ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 814ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 815ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 816ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_src += l_nb_bytes_read; 817ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_total_bytes_read += l_nb_bytes_read; 818ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_max_length -= l_nb_bytes_read; 819ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 820ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* we should read data for the packet */ 821ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_read_data) { 822ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_bytes_read = 0; 823ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 824ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann if (! opj_t2_skip_packet_data(p_t2,p_tile,p_pi,&l_nb_bytes_read,p_max_length,p_pack_info, p_manager)) { 825ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 826ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 827ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 828ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_total_bytes_read += l_nb_bytes_read; 829ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 830ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_data_read = l_nb_total_bytes_read; 831ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 832ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 833ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 834ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 835ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 836ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmannstatic OPJ_BOOL opj_t2_read_packet_header( opj_t2_t* p_t2, 837ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 838ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcp_t *p_tcp, 839ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 840ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BOOL * p_is_data_present, 841ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_src_data, 842ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 843ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 844ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *p_pack_info, 845ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager) 846ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 847ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 848ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* loop */ 849ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 bandno, cblkno; 850ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_code_blocks; 851ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_remaining_length; 852ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_header_length; 853ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * l_modified_length_ptr = 00; 854ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *l_current_data = p_src_data; 855ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_cp_t *l_cp = p_t2->cp; 856ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_t *l_bio = 00; /* BIO component */ 857ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_band_t *l_band = 00; 858ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_cblk_dec_t* l_cblk = 00; 859ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_resolution_t* l_res = &p_tile->comps[p_pi->compno].resolutions[p_pi->resno]; 860ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 861ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *l_header_data = 00; 862ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE **l_header_data_start = 00; 863ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 864ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_present; 865ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 866ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_pi->layno == 0) { 867ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_band = l_res->bands; 868ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 869ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* reset tagtrees */ 870ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (bandno = 0; bandno < l_res->numbands; ++bandno) { 871ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_precinct_t *l_prc = &l_band->precincts[p_pi->precno]; 872ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 873ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( ! ((l_band->x1-l_band->x0 == 0)||(l_band->y1-l_band->y0 == 0)) ) { 874ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tgt_reset(l_prc->incltree); 875ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tgt_reset(l_prc->imsbtree); 876ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk = l_prc->cblks.dec; 877ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 878ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_code_blocks = l_prc->cw * l_prc->ch; 879ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { 880ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->numsegs = 0; 881ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->real_num_segs = 0; 882ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk; 883ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 884ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 885ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 886ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_band; 887ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 888ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 889ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 890ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* SOP markers */ 891ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 892ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_tcp->csty & J2K_CP_CSTY_SOP) { 893ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_max_length < 6) { 894ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, "Not enough space for expected SOP marker\n"); 895ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if ((*l_current_data) != 0xff || (*(l_current_data + 1) != 0x91)) { 896ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, "Expected SOP marker\n"); 897ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 898ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_data += 6; 899ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 900ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 901ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /** TODO : check the Nsop value */ 902ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 903ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 904ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* 905ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov When the marker PPT/PPM is used the packet header are store in PPT/PPM marker 906ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov This part deal with this caracteristic 907ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov step 1: Read packet header in the saved structure 908ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov step 2: Return to codestream for decoding 909ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov */ 910ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 911ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_bio = opj_bio_create(); 912ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (! l_bio) { 913ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 914ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 915ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 916ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_cp->ppm == 1) { /* PPM */ 917ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data_start = &l_cp->ppm_data; 918ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data = *l_header_data_start; 919ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_modified_length_ptr = &(l_cp->ppm_len); 920ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 921ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 922ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else if (p_tcp->ppt == 1) { /* PPT */ 923ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data_start = &(p_tcp->ppt_data); 924ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data = *l_header_data_start; 925ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_modified_length_ptr = &(p_tcp->ppt_len); 926ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 927ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { /* Normal Case */ 928ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data_start = &(l_current_data); 929ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data = *l_header_data_start; 930ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_remaining_length = (OPJ_UINT32)(p_src_data+p_max_length-l_header_data); 931ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_modified_length_ptr = &(l_remaining_length); 932ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 933ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 934ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_init_dec(l_bio, l_header_data,*l_modified_length_ptr); 935ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 936ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_present = opj_bio_read(l_bio, 1); 937ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov JAS_FPRINTF(stderr, "present=%d \n", l_present ); 938ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_present) { 939ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* TODO MSD: no test to control the output of this function*/ 940ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_inalign(l_bio); 941ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data += opj_bio_numbytes(l_bio); 942ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_destroy(l_bio); 943ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 944ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* EPH markers */ 945ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_tcp->csty & J2K_CP_CSTY_EPH) { 946e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ((*l_modified_length_ptr - (OPJ_UINT32)(l_header_data - *l_header_data_start)) < 2U) { 947ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, "Not enough space for expected EPH marker\n"); 948ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if ((*l_header_data) != 0xff || (*(l_header_data + 1) != 0x92)) { 949ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, "Expected EPH marker\n"); 950ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 951ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data += 2; 952ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 953ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 954ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 955ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_length = (OPJ_UINT32)(l_header_data - *l_header_data_start); 956ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *l_modified_length_ptr -= l_header_length; 957ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *l_header_data_start += l_header_length; 958ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 959ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* << INDEX */ 960ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* End of packet header position. Currently only represents the distance to start of packet 961ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Will be updated later by incrementing with packet start value */ 962ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_pack_info) { 963ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_pack_info->end_ph_pos = (OPJ_INT32)(l_current_data - p_src_data); 964ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 965ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* INDEX >> */ 966ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 967ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * p_is_data_present = OPJ_FALSE; 968ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_data_read = (OPJ_UINT32)(l_current_data - p_src_data); 969ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 970ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 971ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 972ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_band = l_res->bands; 973ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (bandno = 0; bandno < l_res->numbands; ++bandno) { 974ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_precinct_t *l_prc = &(l_band->precincts[p_pi->precno]); 975ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 976ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((l_band->x1-l_band->x0 == 0)||(l_band->y1-l_band->y0 == 0)) { 977ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_band; 978ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 979ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 980ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 981ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_code_blocks = l_prc->cw * l_prc->ch; 982ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk = l_prc->cblks.dec; 983ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (cblkno = 0; cblkno < l_nb_code_blocks; cblkno++) { 984ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_included,l_increment, l_segno; 985ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_INT32 n; 986ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 987ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* if cblk not yet included before --> inclusion tagtree */ 988ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_cblk->numsegs) { 989ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_included = opj_tgt_decode(l_bio, l_prc->incltree, cblkno, (OPJ_INT32)(p_pi->layno + 1)); 990ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* else one bit */ 991ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 992ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 993ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_included = opj_bio_read(l_bio, 1); 994ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 995ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 996ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* if cblk not included */ 997ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_included) { 998ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->numnewpasses = 0; 999ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk; 1000ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann JAS_FPRINTF(stderr, "included=%d \n", l_included); 1001ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 1002ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1003ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1004ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* if cblk not yet included --> zero-bitplane tagtree */ 1005ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_cblk->numsegs) { 1006ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 i = 0; 1007ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1008ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov while (!opj_tgt_decode(l_bio, l_prc->imsbtree, cblkno, (OPJ_INT32)i)) { 1009ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++i; 1010ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1011ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1012ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->numbps = (OPJ_UINT32)l_band->numbps + 1 - i; 1013ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->numlenbits = 3; 1014ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1015ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1016ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* number of coding passes */ 1017ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->numnewpasses = opj_t2_getnumpasses(l_bio); 1018ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_increment = opj_t2_getcommacode(l_bio); 1019ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1020ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* length indicator increment */ 1021ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->numlenbits += l_increment; 1022ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_segno = 0; 1023ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1024ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_cblk->numsegs) { 1025ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (! opj_t2_init_seg(l_cblk, l_segno, p_tcp->tccps[p_pi->compno].cblksty, 1)) { 1026ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_destroy(l_bio); 1027ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1028ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1029ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1030ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 1031ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_segno = l_cblk->numsegs - 1; 1032ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_cblk->segs[l_segno].numpasses == l_cblk->segs[l_segno].maxpasses) { 1033ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_segno; 1034ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (! opj_t2_init_seg(l_cblk, l_segno, p_tcp->tccps[p_pi->compno].cblksty, 0)) { 1035ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_destroy(l_bio); 1036ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1037ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1038ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1039ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1040ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov n = (OPJ_INT32)l_cblk->numnewpasses; 1041ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1042ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov do { 1043ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->segs[l_segno].numnewpasses = (OPJ_UINT32)opj_int_min((OPJ_INT32)(l_cblk->segs[l_segno].maxpasses - l_cblk->segs[l_segno].numpasses), n); 1044ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->segs[l_segno].newlen = opj_bio_read(l_bio, l_cblk->numlenbits + opj_uint_floorlog2(l_cblk->segs[l_segno].numnewpasses)); 1045ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov JAS_FPRINTF(stderr, "included=%d numnewpasses=%d increment=%d len=%d \n", l_included, l_cblk->segs[l_segno].numnewpasses, l_increment, l_cblk->segs[l_segno].newlen ); 1046ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1047ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov n -= (OPJ_INT32)l_cblk->segs[l_segno].numnewpasses; 1048ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (n > 0) { 1049ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_segno; 1050ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1051ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (! opj_t2_init_seg(l_cblk, l_segno, p_tcp->tccps[p_pi->compno].cblksty, 0)) { 1052ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_destroy(l_bio); 1053ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1054ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1055ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1056ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } while (n > 0); 1057ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1058ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk; 1059ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1060ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1061ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_band; 1062ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1063ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1064ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!opj_bio_inalign(l_bio)) { 1065ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_destroy(l_bio); 1066ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1067ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1068ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1069ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data += opj_bio_numbytes(l_bio); 1070ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_bio_destroy(l_bio); 1071ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1072ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* EPH markers */ 1073ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_tcp->csty & J2K_CP_CSTY_EPH) { 1074e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ((*l_modified_length_ptr - (OPJ_UINT32)(l_header_data - *l_header_data_start)) < 2U) { 1075ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, "Not enough space for expected EPH marker\n"); 1076ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if ((*l_header_data) != 0xff || (*(l_header_data + 1) != 0x92)) { 1077ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, "Expected EPH marker\n"); 1078ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 1079ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_data += 2; 1080ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1081ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1082ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1083ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_header_length = (OPJ_UINT32)(l_header_data - *l_header_data_start); 1084ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov JAS_FPRINTF( stderr, "hdrlen=%d \n", l_header_length ); 1085ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov JAS_FPRINTF( stderr, "packet body\n"); 1086ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *l_modified_length_ptr -= l_header_length; 1087ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *l_header_data_start += l_header_length; 1088ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1089ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* << INDEX */ 1090ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* End of packet header position. Currently only represents the distance to start of packet 1091ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Will be updated later by incrementing with packet start value */ 1092ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (p_pack_info) { 1093ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov p_pack_info->end_ph_pos = (OPJ_INT32)(l_current_data - p_src_data); 1094ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1095ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* INDEX >> */ 1096ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1097ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_is_data_present = OPJ_TRUE; 1098ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_data_read = (OPJ_UINT32)(l_current_data - p_src_data); 1099ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1100ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 1101ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1102ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1103ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmannstatic OPJ_BOOL opj_t2_read_packet_data( opj_t2_t* p_t2, 1104ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 1105ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 1106ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *p_src_data, 1107ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 1108ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 1109ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *pack_info, 1110ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t* p_manager) 1111ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1112ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 bandno, cblkno; 1113ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_code_blocks; 1114ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE *l_current_data = p_src_data; 1115ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_band_t *l_band = 00; 1116ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_cblk_dec_t* l_cblk = 00; 1117ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_resolution_t* l_res = &p_tile->comps[p_pi->compno].resolutions[p_pi->resno]; 1118ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1119ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_ARG_NOT_USED(p_t2); 1120ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_ARG_NOT_USED(pack_info); 1121ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1122ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_band = l_res->bands; 1123ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (bandno = 0; bandno < l_res->numbands; ++bandno) { 1124ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_precinct_t *l_prc = &l_band->precincts[p_pi->precno]; 1125ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1126ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((l_band->x1-l_band->x0 == 0)||(l_band->y1-l_band->y0 == 0)) { 1127ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_band; 1128ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 1129ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1130ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1131ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_code_blocks = l_prc->cw * l_prc->ch; 1132ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk = l_prc->cblks.dec; 1133ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1134ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { 1135ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_seg_t *l_seg = 00; 1136ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1137ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_cblk->numnewpasses) { 1138ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* nothing to do */ 1139ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk; 1140ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 1141ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1142ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1143ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_cblk->numsegs) { 1144ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg = l_cblk->segs; 1145ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk->numsegs; 1146ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->data_current_size = 0; 1147ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1148ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 1149ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg = &l_cblk->segs[l_cblk->numsegs - 1]; 1150ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1151ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_seg->numpasses == l_seg->maxpasses) { 1152ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_seg; 1153ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk->numsegs; 1154ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1155ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1156ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1157ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov do { 1158e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Check possible overflow (on l_current_data only, assumes input args already checked) then size */ 1159e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ((((OPJ_SIZE_T)l_current_data + (OPJ_SIZE_T)l_seg->newlen) < (OPJ_SIZE_T)l_current_data) || (l_current_data + l_seg->newlen > p_src_data + p_max_length)) { 1160ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_ERROR, "read: segment too long (%d) with max (%d) for codeblock %d (p=%d, b=%d, r=%d, c=%d)\n", 1161ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann l_seg->newlen, p_max_length, cblkno, p_pi->precno, bandno, p_pi->resno, p_pi->compno); 1162ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1163ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1164ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1165ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef USE_JPWL 1166ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* we need here a j2k handle to verify if making a check to 1167ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov the validity of cblocks parameters is selected from user (-W) */ 1168ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1169ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* let's check that we are not exceeding */ 1170ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((l_cblk->len + l_seg->newlen) > 8192) { 1171ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, 1172ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov "JPWL: segment too long (%d) for codeblock %d (p=%d, b=%d, r=%d, c=%d)\n", 1173ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->newlen, cblkno, p_pi->precno, bandno, p_pi->resno, p_pi->compno); 1174ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!JPWL_ASSUME) { 1175ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); 1176ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1177ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1178ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->newlen = 8192 - l_cblk->len; 1179ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, " - truncating segment to %d\n", l_seg->newlen); 1180ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 1181ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov }; 1182ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1183ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif /* USE_JPWL */ 1184e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Check possible overflow on size */ 1185e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ((l_cblk->data_current_size + l_seg->newlen) < l_cblk->data_current_size) { 1186ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_ERROR, "read: segment too long (%d) with current size (%d > %d) for codeblock %d (p=%d, b=%d, r=%d, c=%d)\n", 1187e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov l_seg->newlen, l_cblk->data_current_size, 0xFFFFFFFF - l_seg->newlen, cblkno, p_pi->precno, bandno, p_pi->resno, p_pi->compno); 1188e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return OPJ_FALSE; 1189e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 1190ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Check if the cblk->data have allocated enough memory */ 1191ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((l_cblk->data_current_size + l_seg->newlen) > l_cblk->data_max_size) { 1192ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_BYTE* new_cblk_data = (OPJ_BYTE*) opj_realloc(l_cblk->data, l_cblk->data_current_size + l_seg->newlen); 1193ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(! new_cblk_data) { 1194ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_free(l_cblk->data); 1195e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov l_cblk->data = NULL; 1196ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->data_max_size = 0; 1197ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to realloc code block cata!\n"); */ 1198ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1199ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1200ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->data_max_size = l_cblk->data_current_size + l_seg->newlen; 1201ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->data = new_cblk_data; 1202ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1203ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1204ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memcpy(l_cblk->data + l_cblk->data_current_size, l_current_data, l_seg->newlen); 1205ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1206ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_seg->numpasses == 0) { 1207ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->data = &l_cblk->data; 1208ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->dataindex = l_cblk->data_current_size; 1209ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1210ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1211ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_current_data += l_seg->newlen; 1212ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->numpasses += l_seg->numnewpasses; 1213ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->numnewpasses -= l_seg->numnewpasses; 1214ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1215ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->real_num_passes = l_seg->numpasses; 1216ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->data_current_size += l_seg->newlen; 1217ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->len += l_seg->newlen; 1218ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1219ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_cblk->numnewpasses > 0) { 1220ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_seg; 1221ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk->numsegs; 1222ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1223ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } while (l_cblk->numnewpasses > 0); 1224ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1225ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->real_num_segs = l_cblk->numsegs; 1226ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk; 1227ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } /* next code_block */ 1228ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1229ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_band; 1230ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1231ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1232ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *(p_data_read) = (OPJ_UINT32)(l_current_data - p_src_data); 1233ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1234e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 1235ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 1236ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1237ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1238ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmannstatic OPJ_BOOL opj_t2_skip_packet_data( opj_t2_t* p_t2, 1239ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_tile_t *p_tile, 1240ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_pi_iterator_t *p_pi, 1241ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 * p_data_read, 1242ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 p_max_length, 1243ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_packet_info_t *pack_info, 1244ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_mgr_t *p_manager) 1245ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1246ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 bandno, cblkno; 1247ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_code_blocks; 1248ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_band_t *l_band = 00; 1249ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_cblk_dec_t* l_cblk = 00; 1250ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_resolution_t* l_res = &p_tile->comps[p_pi->compno].resolutions[p_pi->resno]; 1251ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1252ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_ARG_NOT_USED(p_t2); 1253ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_ARG_NOT_USED(pack_info); 1254ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1255ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *p_data_read = 0; 1256ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_band = l_res->bands; 1257ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1258ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (bandno = 0; bandno < l_res->numbands; ++bandno) { 1259ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_precinct_t *l_prc = &l_band->precincts[p_pi->precno]; 1260ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1261ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((l_band->x1-l_band->x0 == 0)||(l_band->y1-l_band->y0 == 0)) { 1262ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_band; 1263ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 1264ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1265ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1266ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_nb_code_blocks = l_prc->cw * l_prc->ch; 1267ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk = l_prc->cblks.dec; 1268ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1269ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { 1270ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_seg_t *l_seg = 00; 1271ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1272ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_cblk->numnewpasses) { 1273ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* nothing to do */ 1274ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk; 1275ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 1276ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1277ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1278ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!l_cblk->numsegs) { 1279ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg = l_cblk->segs; 1280ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk->numsegs; 1281ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->data_current_size = 0; 1282ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1283ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 1284ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg = &l_cblk->segs[l_cblk->numsegs - 1]; 1285ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1286ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_seg->numpasses == l_seg->maxpasses) { 1287ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_seg; 1288ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk->numsegs; 1289ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1290ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1291ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1292ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov do { 1293e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Check possible overflow then size */ 1294e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if (((*p_data_read + l_seg->newlen) < (*p_data_read)) || ((*p_data_read + l_seg->newlen) > p_max_length)) { 1295ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_ERROR, "skip: segment too long (%d) with max (%d) for codeblock %d (p=%d, b=%d, r=%d, c=%d)\n", 1296ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->newlen, p_max_length, cblkno, p_pi->precno, bandno, p_pi->resno, p_pi->compno); 1297ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1298ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1299ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1300ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef USE_JPWL 1301ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* we need here a j2k handle to verify if making a check to 1302ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov the validity of cblocks parameters is selected from user (-W) */ 1303ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1304ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* let's check that we are not exceeding */ 1305ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((l_cblk->len + l_seg->newlen) > 8192) { 1306ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, 1307ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov "JPWL: segment too long (%d) for codeblock %d (p=%d, b=%d, r=%d, c=%d)\n", 1308ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->newlen, cblkno, p_pi->precno, bandno, p_pi->resno, p_pi->compno); 1309ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!JPWL_ASSUME) { 1310ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); 1311ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return -999; 1312ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1313ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->newlen = 8192 - l_cblk->len; 1314ac3d58cff7c80b0ef56bf55130d91da17cbaa3c4Philip P. Moltmann opj_event_msg(p_manager, EVT_WARNING, " - truncating segment to %d\n", l_seg->newlen); 1315ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 1316ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov }; 1317ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1318ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif /* USE_JPWL */ 1319ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov JAS_FPRINTF(stderr, "p_data_read (%d) newlen (%d) \n", *p_data_read, l_seg->newlen ); 1320ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *(p_data_read) += l_seg->newlen; 1321ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1322ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_seg->numpasses += l_seg->numnewpasses; 1323ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov l_cblk->numnewpasses -= l_seg->numnewpasses; 1324ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_cblk->numnewpasses > 0) 1325ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1326ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_seg; 1327ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk->numsegs; 1328ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1329ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } while (l_cblk->numnewpasses > 0); 1330ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1331ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_cblk; 1332ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1333ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1334ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ++l_band; 1335ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1336ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1337ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 1338ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1339ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1340ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1341ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovOPJ_BOOL opj_t2_init_seg( opj_tcd_cblk_dec_t* cblk, 1342ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 index, 1343ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 cblksty, 1344ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 first) 1345ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1346ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_seg_t* seg = 00; 1347ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov OPJ_UINT32 l_nb_segs = index + 1; 1348ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1349ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (l_nb_segs > cblk->m_current_max_segs) { 1350ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_tcd_seg_t* new_segs; 1351ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk->m_current_max_segs += OPJ_J2K_DEFAULT_NB_SEGS; 1352ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1353ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov new_segs = (opj_tcd_seg_t*) opj_realloc(cblk->segs, cblk->m_current_max_segs * sizeof(opj_tcd_seg_t)); 1354ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(! new_segs) { 1355ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov opj_free(cblk->segs); 1356ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk->segs = NULL; 1357ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk->m_current_max_segs = 0; 1358ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to initialize segment %d\n", l_nb_segs); */ 1359ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_FALSE; 1360ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1361ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cblk->segs = new_segs; 1362ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1363ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1364ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov seg = &cblk->segs[index]; 1365ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memset(seg,0,sizeof(opj_tcd_seg_t)); 1366ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1367ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (cblksty & J2K_CCP_CBLKSTY_TERMALL) { 1368ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov seg->maxpasses = 1; 1369ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1370ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else if (cblksty & J2K_CCP_CBLKSTY_LAZY) { 1371ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (first) { 1372ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov seg->maxpasses = 10; 1373ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 1374ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov seg->maxpasses = (((seg - 1)->maxpasses == 1) || ((seg - 1)->maxpasses == 10)) ? 2 : 1; 1375ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1376ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 1377ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov seg->maxpasses = 109; 1378ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1379ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1380ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return OPJ_TRUE; 1381ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1382