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Open Source Computer Vision Library
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176 lines
8.0 KiB
176 lines
8.0 KiB
/* |
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* The copyright in this software is being made available under the 2-clauses |
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* BSD License, included below. This software may be subject to other third |
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* party and contributor rights, including patent rights, and no such rights |
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* are granted under this license. |
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* |
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* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium |
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* Copyright (c) 2002-2014, Professor Benoit Macq |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' |
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef OPJ_CODEC_H |
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#define OPJ_CODEC_H |
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/** |
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@file opj_codec.h |
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*/ |
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/** |
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* Main codec handler used for compression or decompression. |
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*/ |
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typedef struct opj_codec_private { |
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/** FIXME DOC */ |
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union { |
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/** |
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* Decompression handler. |
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*/ |
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struct opj_decompression { |
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/** Main header reading function handler */ |
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OPJ_BOOL(*opj_read_header)(struct opj_stream_private * cio, |
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void * p_codec, |
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opj_image_t **p_image, |
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struct opj_event_mgr * p_manager); |
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/** Decoding function */ |
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OPJ_BOOL(*opj_decode)(void * p_codec, |
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struct opj_stream_private * p_cio, |
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opj_image_t * p_image, |
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struct opj_event_mgr * p_manager); |
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/** FIXME DOC */ |
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OPJ_BOOL(*opj_read_tile_header)(void * p_codec, |
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OPJ_UINT32 * p_tile_index, |
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OPJ_UINT32 * p_data_size, |
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OPJ_INT32 * p_tile_x0, |
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OPJ_INT32 * p_tile_y0, |
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OPJ_INT32 * p_tile_x1, |
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OPJ_INT32 * p_tile_y1, |
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OPJ_UINT32 * p_nb_comps, |
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OPJ_BOOL * p_should_go_on, |
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struct opj_stream_private * p_cio, |
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struct opj_event_mgr * p_manager); |
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/** FIXME DOC */ |
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OPJ_BOOL(*opj_decode_tile_data)(void * p_codec, |
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OPJ_UINT32 p_tile_index, |
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OPJ_BYTE * p_data, |
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OPJ_UINT32 p_data_size, |
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struct opj_stream_private * p_cio, |
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struct opj_event_mgr * p_manager); |
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/** Reading function used after codestream if necessary */ |
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OPJ_BOOL(* opj_end_decompress)(void *p_codec, |
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struct opj_stream_private * cio, |
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struct opj_event_mgr * p_manager); |
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/** Codec destroy function handler */ |
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void (*opj_destroy)(void * p_codec); |
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/** Setup decoder function handler */ |
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void (*opj_setup_decoder)(void * p_codec, opj_dparameters_t * p_param); |
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/** Set decode area function handler */ |
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OPJ_BOOL(*opj_set_decode_area)(void * p_codec, |
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opj_image_t * p_image, |
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OPJ_INT32 p_start_x, |
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OPJ_INT32 p_end_x, |
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OPJ_INT32 p_start_y, |
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OPJ_INT32 p_end_y, |
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struct opj_event_mgr * p_manager); |
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/** Get tile function */ |
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OPJ_BOOL(*opj_get_decoded_tile)(void *p_codec, |
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opj_stream_private_t * p_cio, |
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opj_image_t *p_image, |
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struct opj_event_mgr * p_manager, |
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OPJ_UINT32 tile_index); |
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/** Set the decoded resolution factor */ |
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OPJ_BOOL(*opj_set_decoded_resolution_factor)(void * p_codec, |
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OPJ_UINT32 res_factor, |
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opj_event_mgr_t * p_manager); |
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/** Set the decoded components */ |
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OPJ_BOOL(*opj_set_decoded_components)(void * p_codec, |
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OPJ_UINT32 num_comps, |
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const OPJ_UINT32* comps_indices, |
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opj_event_mgr_t * p_manager); |
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} m_decompression; |
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/** |
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* Compression handler. FIXME DOC |
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*/ |
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struct opj_compression { |
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OPJ_BOOL(* opj_start_compress)(void *p_codec, |
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struct opj_stream_private * cio, |
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struct opj_image * p_image, |
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struct opj_event_mgr * p_manager); |
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OPJ_BOOL(* opj_encode)(void * p_codec, |
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struct opj_stream_private *p_cio, |
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struct opj_event_mgr * p_manager); |
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OPJ_BOOL(* opj_write_tile)(void * p_codec, |
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OPJ_UINT32 p_tile_index, |
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OPJ_BYTE * p_data, |
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OPJ_UINT32 p_data_size, |
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struct opj_stream_private * p_cio, |
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struct opj_event_mgr * p_manager); |
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OPJ_BOOL(* opj_end_compress)(void * p_codec, |
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struct opj_stream_private * p_cio, |
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struct opj_event_mgr * p_manager); |
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void (* opj_destroy)(void * p_codec); |
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OPJ_BOOL(* opj_setup_encoder)(void * p_codec, |
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opj_cparameters_t * p_param, |
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struct opj_image * p_image, |
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struct opj_event_mgr * p_manager); |
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OPJ_BOOL(* opj_encoder_set_extra_options)(void * p_codec, |
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const char* const* p_options, |
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struct opj_event_mgr * p_manager); |
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} m_compression; |
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} m_codec_data; |
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/** FIXME DOC*/ |
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void * m_codec; |
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/** Event handler */ |
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opj_event_mgr_t m_event_mgr; |
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/** Flag to indicate if the codec is used to decode or encode*/ |
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OPJ_BOOL is_decompressor; |
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void (*opj_dump_codec)(void * p_codec, OPJ_INT32 info_flag, |
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FILE* output_stream); |
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opj_codestream_info_v2_t* (*opj_get_codec_info)(void* p_codec); |
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opj_codestream_index_t* (*opj_get_codec_index)(void* p_codec); |
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/** Set number of threads */ |
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OPJ_BOOL(*opj_set_threads)(void * p_codec, OPJ_UINT32 num_threads); |
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} |
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opj_codec_private_t; |
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#endif /* OPJ_CODEC_H */ |
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