mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
142 lines
5.5 KiB
142 lines
5.5 KiB
/* |
|
* 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 */
|
|
|