| /* |
| * 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 |
| * 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_CODEC_H |
| #define OPJ_CODEC_H |
| /** |
| @file opj_codec.h |
| */ |
| |
| |
| /** |
| * Main codec handler used for compression or decompression. |
| */ |
| typedef struct opj_codec_private { |
| /** FIXME DOC */ |
| union { |
| /** |
| * Decompression handler. |
| */ |
| struct opj_decompression { |
| /** Main header reading function handler */ |
| OPJ_BOOL(*opj_read_header)(struct opj_stream_private * cio, |
| void * p_codec, |
| opj_image_t **p_image, |
| struct opj_event_mgr * p_manager); |
| |
| /** Decoding function */ |
| OPJ_BOOL(*opj_decode)(void * p_codec, |
| struct opj_stream_private * p_cio, |
| opj_image_t * p_image, |
| struct opj_event_mgr * p_manager); |
| |
| /** FIXME DOC */ |
| OPJ_BOOL(*opj_read_tile_header)(void * p_codec, |
| OPJ_UINT32 * p_tile_index, |
| OPJ_UINT32 * p_data_size, |
| OPJ_INT32 * p_tile_x0, |
| OPJ_INT32 * p_tile_y0, |
| OPJ_INT32 * p_tile_x1, |
| OPJ_INT32 * p_tile_y1, |
| OPJ_UINT32 * p_nb_comps, |
| OPJ_BOOL * p_should_go_on, |
| struct opj_stream_private * p_cio, |
| struct opj_event_mgr * p_manager); |
| |
| /** FIXME DOC */ |
| OPJ_BOOL(*opj_decode_tile_data)(void * p_codec, |
| OPJ_UINT32 p_tile_index, |
| OPJ_BYTE * p_data, |
| OPJ_UINT32 p_data_size, |
| struct opj_stream_private * p_cio, |
| struct opj_event_mgr * p_manager); |
| |
| /** Reading function used after codestream if necessary */ |
| OPJ_BOOL(* opj_end_decompress)(void *p_codec, |
| struct opj_stream_private * cio, |
| struct opj_event_mgr * p_manager); |
| |
| /** Codec destroy function handler */ |
| void (*opj_destroy)(void * p_codec); |
| |
| /** Setup decoder function handler */ |
| void (*opj_setup_decoder)(void * p_codec, opj_dparameters_t * p_param); |
| |
| /** Set decode area function handler */ |
| OPJ_BOOL(*opj_set_decode_area)(void * p_codec, |
| opj_image_t * p_image, |
| OPJ_INT32 p_start_x, |
| OPJ_INT32 p_end_x, |
| OPJ_INT32 p_start_y, |
| OPJ_INT32 p_end_y, |
| struct opj_event_mgr * p_manager); |
| |
| /** Get tile function */ |
| OPJ_BOOL(*opj_get_decoded_tile)(void *p_codec, |
| opj_stream_private_t * p_cio, |
| opj_image_t *p_image, |
| struct opj_event_mgr * p_manager, |
| OPJ_UINT32 tile_index); |
| |
| /** Set the decoded resolution factor */ |
| OPJ_BOOL(*opj_set_decoded_resolution_factor)(void * p_codec, |
| OPJ_UINT32 res_factor, |
| opj_event_mgr_t * p_manager); |
| |
| /** Set the decoded components */ |
| OPJ_BOOL(*opj_set_decoded_components)(void * p_codec, |
| OPJ_UINT32 num_comps, |
| const OPJ_UINT32* comps_indices, |
| opj_event_mgr_t * p_manager); |
| } m_decompression; |
| |
| /** |
| * Compression handler. FIXME DOC |
| */ |
| struct opj_compression { |
| OPJ_BOOL(* opj_start_compress)(void *p_codec, |
| struct opj_stream_private * cio, |
| struct opj_image * p_image, |
| struct opj_event_mgr * p_manager); |
| |
| OPJ_BOOL(* opj_encode)(void * p_codec, |
| struct opj_stream_private *p_cio, |
| struct opj_event_mgr * p_manager); |
| |
| OPJ_BOOL(* opj_write_tile)(void * p_codec, |
| OPJ_UINT32 p_tile_index, |
| OPJ_BYTE * p_data, |
| OPJ_UINT32 p_data_size, |
| struct opj_stream_private * p_cio, |
| struct opj_event_mgr * p_manager); |
| |
| OPJ_BOOL(* opj_end_compress)(void * p_codec, |
| struct opj_stream_private * p_cio, |
| struct opj_event_mgr * p_manager); |
| |
| void (* opj_destroy)(void * p_codec); |
| |
| OPJ_BOOL(* opj_setup_encoder)(void * p_codec, |
| opj_cparameters_t * p_param, |
| struct opj_image * p_image, |
| struct opj_event_mgr * p_manager); |
| |
| OPJ_BOOL(* opj_encoder_set_extra_options)(void * p_codec, |
| const char* const* p_options, |
| struct opj_event_mgr * p_manager); |
| |
| } m_compression; |
| } m_codec_data; |
| /** FIXME DOC*/ |
| void * m_codec; |
| /** Event handler */ |
| opj_event_mgr_t m_event_mgr; |
| /** Flag to indicate if the codec is used to decode or encode*/ |
| OPJ_BOOL is_decompressor; |
| void (*opj_dump_codec)(void * p_codec, OPJ_INT32 info_flag, |
| FILE* output_stream); |
| opj_codestream_info_v2_t* (*opj_get_codec_info)(void* p_codec); |
| opj_codestream_index_t* (*opj_get_codec_index)(void* p_codec); |
| |
| /** Set number of threads */ |
| OPJ_BOOL(*opj_set_threads)(void * p_codec, OPJ_UINT32 num_threads); |
| } |
| opj_codec_private_t; |
| |
| |
| #endif /* OPJ_CODEC_H */ |
| |