| /* |
| * The copyright in this software is being made available under the 2-clauses |
| * BSD License, included below. This software may be subject to other third |
| * party and contributor rights, including patent rights, and no such rights |
| * are granted under this license. |
| * |
| * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium |
| * Copyright (c) 2002-2014, Professor Benoit Macq |
| * Copyright (c) 2001-2003, David Janssens |
| * Copyright (c) 2002-2003, Yannick Verschueren |
| * Copyright (c) 2003-2007, Francois-Olivier Devaux |
| * Copyright (c) 2003-2014, Antonin Descampe |
| * Copyright (c) 2005, Herve Drolon, FreeImage Team |
| * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR |
| * Copyright (c) 2012, CS Systemes d'Information, France |
| * Copyright (c) 2017, IntoPIX SA <support@intopix.com> |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef OPJ_T2_H |
| #define OPJ_T2_H |
| /** |
| @file t2.h |
| @brief Implementation of a tier-2 coding (packetization of code-block data) (T2) |
| |
| */ |
| |
| /** @defgroup T2 T2 - Implementation of a tier-2 coding */ |
| /*@{*/ |
| |
| /** |
| Tier-2 coding |
| */ |
| typedef struct opj_t2 { |
| |
| /** Encoding: pointer to the src image. Decoding: pointer to the dst image. */ |
| opj_image_t *image; |
| /** pointer to the image coding parameters */ |
| opj_cp_t *cp; |
| } opj_t2_t; |
| |
| /** @name Exported functions */ |
| /*@{*/ |
| /* ----------------------------------------------------------------------- */ |
| |
| /** |
| Encode the packets of a tile to a destination buffer |
| @param t2 T2 handle |
| @param tileno number of the tile encoded |
| @param tile the tile for which to write the packets |
| @param maxlayers maximum number of layers |
| @param dest the destination buffer |
| @param p_data_written FIXME DOC |
| @param len the length of the destination buffer |
| @param cstr_info Codestream information structure |
| @param p_marker_info Marker information structure |
| @param tpnum Tile part number of the current tile |
| @param tppos The position of the tile part flag in the progression order |
| @param pino FIXME DOC |
| @param t2_mode If == THRESH_CALC In Threshold calculation ,If == FINAL_PASS Final pass |
| @param p_manager the user event manager |
| */ |
| OPJ_BOOL opj_t2_encode_packets(opj_t2_t* t2, |
| OPJ_UINT32 tileno, |
| opj_tcd_tile_t *tile, |
| OPJ_UINT32 maxlayers, |
| OPJ_BYTE *dest, |
| OPJ_UINT32 * p_data_written, |
| OPJ_UINT32 len, |
| opj_codestream_info_t *cstr_info, |
| opj_tcd_marker_info_t* p_marker_info, |
| OPJ_UINT32 tpnum, |
| OPJ_INT32 tppos, |
| OPJ_UINT32 pino, |
| J2K_T2_MODE t2_mode, |
| opj_event_mgr_t *p_manager); |
| |
| /** |
| Decode the packets of a tile from a source buffer |
| @param tcd TCD handle |
| @param t2 T2 handle |
| @param tileno number that identifies the tile for which to decode the packets |
| @param tile tile for which to decode the packets |
| @param src FIXME DOC |
| @param p_data_read the source buffer |
| @param len length of the source buffer |
| @param cstr_info FIXME DOC |
| @param p_manager the user event manager |
| |
| @return FIXME DOC |
| */ |
| OPJ_BOOL opj_t2_decode_packets(opj_tcd_t* tcd, |
| opj_t2_t *t2, |
| OPJ_UINT32 tileno, |
| opj_tcd_tile_t *tile, |
| OPJ_BYTE *src, |
| OPJ_UINT32 * p_data_read, |
| OPJ_UINT32 len, |
| opj_codestream_index_t *cstr_info, |
| opj_event_mgr_t *p_manager); |
| |
| /** |
| * Creates a Tier 2 handle |
| * |
| * @param p_image Source or destination image |
| * @param p_cp Image coding parameters. |
| * @return a new T2 handle if successful, NULL otherwise. |
| */ |
| opj_t2_t* opj_t2_create(opj_image_t *p_image, opj_cp_t *p_cp); |
| |
| /** |
| Destroy a T2 handle |
| @param t2 T2 handle to destroy |
| */ |
| void opj_t2_destroy(opj_t2_t *t2); |
| |
| /* ----------------------------------------------------------------------- */ |
| /*@}*/ |
| |
| /*@}*/ |
| |
| #endif /* OPJ_T2_H */ |
