1024 lines
33 KiB
C
1024 lines
33 KiB
C
/*
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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) 2005, Herve Drolon, FreeImage Team
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* Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
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* Copyright (c) 2012, CS Systemes d'Information, France
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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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#ifdef _WIN32
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#include <windows.h>
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#endif /* _WIN32 */
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#include "opj_includes.h"
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/* ---------------------------------------------------------------------- */
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/* Functions to set the message handlers */
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OPJ_BOOL OPJ_CALLCONV opj_set_info_handler(opj_codec_t * p_codec,
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opj_msg_callback p_callback,
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void * p_user_data)
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{
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opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
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if (! l_codec) {
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return OPJ_FALSE;
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}
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l_codec->m_event_mgr.info_handler = p_callback;
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l_codec->m_event_mgr.m_info_data = p_user_data;
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return OPJ_TRUE;
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}
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OPJ_BOOL OPJ_CALLCONV opj_set_warning_handler(opj_codec_t * p_codec,
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opj_msg_callback p_callback,
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void * p_user_data)
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{
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opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
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if (! l_codec) {
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return OPJ_FALSE;
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}
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l_codec->m_event_mgr.warning_handler = p_callback;
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l_codec->m_event_mgr.m_warning_data = p_user_data;
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return OPJ_TRUE;
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}
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OPJ_BOOL OPJ_CALLCONV opj_set_error_handler(opj_codec_t * p_codec,
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opj_msg_callback p_callback,
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void * p_user_data)
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{
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opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
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if (! l_codec) {
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return OPJ_FALSE;
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}
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l_codec->m_event_mgr.error_handler = p_callback;
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l_codec->m_event_mgr.m_error_data = p_user_data;
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return OPJ_TRUE;
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}
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/* ---------------------------------------------------------------------- */
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static OPJ_SIZE_T opj_read_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
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FILE * p_file)
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{
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OPJ_SIZE_T l_nb_read = fread(p_buffer, 1, p_nb_bytes, p_file);
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return l_nb_read ? l_nb_read : (OPJ_SIZE_T) - 1;
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}
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static OPJ_UINT64 opj_get_data_length_from_file(FILE * p_file)
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{
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OPJ_OFF_T file_length = 0;
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OPJ_FSEEK(p_file, 0, SEEK_END);
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file_length = (OPJ_OFF_T)OPJ_FTELL(p_file);
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OPJ_FSEEK(p_file, 0, SEEK_SET);
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return (OPJ_UINT64)file_length;
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}
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static OPJ_SIZE_T opj_write_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
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FILE * p_file)
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{
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return fwrite(p_buffer, 1, p_nb_bytes, p_file);
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}
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static OPJ_OFF_T opj_skip_from_file(OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
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{
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if (OPJ_FSEEK(p_user_data, p_nb_bytes, SEEK_CUR)) {
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return -1;
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}
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return p_nb_bytes;
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}
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static OPJ_BOOL opj_seek_from_file(OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
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{
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if (OPJ_FSEEK(p_user_data, p_nb_bytes, SEEK_SET)) {
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return OPJ_FALSE;
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}
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return OPJ_TRUE;
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}
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/* ---------------------------------------------------------------------- */
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#ifdef _WIN32
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#ifndef OPJ_STATIC
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BOOL APIENTRY
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DllMain(HINSTANCE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
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{
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OPJ_ARG_NOT_USED(lpReserved);
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OPJ_ARG_NOT_USED(hModule);
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switch (ul_reason_for_call) {
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case DLL_PROCESS_ATTACH :
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break;
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case DLL_PROCESS_DETACH :
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break;
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case DLL_THREAD_ATTACH :
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case DLL_THREAD_DETACH :
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break;
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}
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return TRUE;
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}
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#endif /* OPJ_STATIC */
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#endif /* _WIN32 */
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/* ---------------------------------------------------------------------- */
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const char* OPJ_CALLCONV opj_version(void)
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{
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return OPJ_PACKAGE_VERSION;
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}
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/* ---------------------------------------------------------------------- */
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/* DECOMPRESSION FUNCTIONS*/
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opj_codec_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT p_format)
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{
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opj_codec_private_t *l_codec = 00;
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l_codec = (opj_codec_private_t*) opj_calloc(1, sizeof(opj_codec_private_t));
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if (!l_codec) {
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return 00;
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}
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l_codec->is_decompressor = 1;
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switch (p_format) {
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case OPJ_CODEC_J2K:
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l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) j2k_dump;
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l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)(
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void*)) j2k_get_cstr_info;
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l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)(
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void*)) j2k_get_cstr_index;
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l_codec->m_codec_data.m_decompression.opj_decode =
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(OPJ_BOOL(*)(void *,
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struct opj_stream_private *,
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opj_image_t*, struct opj_event_mgr *)) opj_j2k_decode;
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l_codec->m_codec_data.m_decompression.opj_end_decompress =
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(OPJ_BOOL(*)(void *,
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struct opj_stream_private *,
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struct opj_event_mgr *)) opj_j2k_end_decompress;
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l_codec->m_codec_data.m_decompression.opj_read_header =
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(OPJ_BOOL(*)(struct opj_stream_private *,
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void *,
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opj_image_t **,
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struct opj_event_mgr *)) opj_j2k_read_header;
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l_codec->m_codec_data.m_decompression.opj_destroy =
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(void (*)(void *))opj_j2k_destroy;
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l_codec->m_codec_data.m_decompression.opj_setup_decoder =
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(void (*)(void *, opj_dparameters_t *)) opj_j2k_setup_decoder;
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l_codec->m_codec_data.m_decompression.opj_read_tile_header =
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(OPJ_BOOL(*)(void *,
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OPJ_UINT32*,
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OPJ_UINT32*,
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OPJ_INT32*, OPJ_INT32*,
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OPJ_INT32*, OPJ_INT32*,
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OPJ_UINT32*,
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OPJ_BOOL*,
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struct opj_stream_private *,
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struct opj_event_mgr *)) opj_j2k_read_tile_header;
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l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
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(OPJ_BOOL(*)(void *,
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OPJ_UINT32,
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OPJ_BYTE*,
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OPJ_UINT32,
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struct opj_stream_private *,
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struct opj_event_mgr *)) opj_j2k_decode_tile;
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l_codec->m_codec_data.m_decompression.opj_set_decode_area =
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(OPJ_BOOL(*)(void *,
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opj_image_t*,
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OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32,
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struct opj_event_mgr *)) opj_j2k_set_decode_area;
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l_codec->m_codec_data.m_decompression.opj_get_decoded_tile =
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(OPJ_BOOL(*)(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)) opj_j2k_get_tile;
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l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor =
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(OPJ_BOOL(*)(void * p_codec,
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OPJ_UINT32 res_factor,
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struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_resolution_factor;
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l_codec->opj_set_threads =
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(OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_j2k_set_threads;
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l_codec->m_codec = opj_j2k_create_decompress();
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if (! l_codec->m_codec) {
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opj_free(l_codec);
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return NULL;
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}
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break;
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case OPJ_CODEC_JP2:
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/* get a JP2 decoder handle */
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l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) jp2_dump;
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l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)(
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void*)) jp2_get_cstr_info;
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l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)(
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void*)) jp2_get_cstr_index;
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l_codec->m_codec_data.m_decompression.opj_decode =
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(OPJ_BOOL(*)(void *,
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struct opj_stream_private *,
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opj_image_t*,
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struct opj_event_mgr *)) opj_jp2_decode;
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l_codec->m_codec_data.m_decompression.opj_end_decompress =
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(OPJ_BOOL(*)(void *,
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struct opj_stream_private *,
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struct opj_event_mgr *)) opj_jp2_end_decompress;
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l_codec->m_codec_data.m_decompression.opj_read_header =
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(OPJ_BOOL(*)(struct opj_stream_private *,
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void *,
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opj_image_t **,
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struct opj_event_mgr *)) opj_jp2_read_header;
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l_codec->m_codec_data.m_decompression.opj_read_tile_header =
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(OPJ_BOOL(*)(void *,
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OPJ_UINT32*,
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OPJ_UINT32*,
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OPJ_INT32*,
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OPJ_INT32*,
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OPJ_INT32 *,
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OPJ_INT32 *,
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OPJ_UINT32 *,
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OPJ_BOOL *,
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struct opj_stream_private *,
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struct opj_event_mgr *)) opj_jp2_read_tile_header;
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l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
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(OPJ_BOOL(*)(void *,
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OPJ_UINT32, OPJ_BYTE*, OPJ_UINT32,
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struct opj_stream_private *,
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struct opj_event_mgr *)) opj_jp2_decode_tile;
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l_codec->m_codec_data.m_decompression.opj_destroy = (void (*)(
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void *))opj_jp2_destroy;
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l_codec->m_codec_data.m_decompression.opj_setup_decoder =
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(void (*)(void *, opj_dparameters_t *)) opj_jp2_setup_decoder;
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l_codec->m_codec_data.m_decompression.opj_set_decode_area =
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(OPJ_BOOL(*)(void *,
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opj_image_t*,
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OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32,
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struct opj_event_mgr *)) opj_jp2_set_decode_area;
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l_codec->m_codec_data.m_decompression.opj_get_decoded_tile =
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(OPJ_BOOL(*)(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)) opj_jp2_get_tile;
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l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor =
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(OPJ_BOOL(*)(void * p_codec,
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OPJ_UINT32 res_factor,
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opj_event_mgr_t * p_manager)) opj_jp2_set_decoded_resolution_factor;
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l_codec->opj_set_threads =
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(OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_jp2_set_threads;
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l_codec->m_codec = opj_jp2_create(OPJ_TRUE);
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if (! l_codec->m_codec) {
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opj_free(l_codec);
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return 00;
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}
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break;
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case OPJ_CODEC_UNKNOWN:
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case OPJ_CODEC_JPT:
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default:
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opj_free(l_codec);
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return 00;
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}
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opj_set_default_event_handler(&(l_codec->m_event_mgr));
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return (opj_codec_t*) l_codec;
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}
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void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t
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*parameters)
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{
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if (parameters) {
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memset(parameters, 0, sizeof(opj_dparameters_t));
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/* default decoding parameters */
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parameters->cp_layer = 0;
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parameters->cp_reduce = 0;
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parameters->decod_format = -1;
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parameters->cod_format = -1;
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parameters->flags = 0;
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/* UniPG>> */
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#ifdef USE_JPWL
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parameters->jpwl_correct = OPJ_FALSE;
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parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS;
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parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES;
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#endif /* USE_JPWL */
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/* <<UniPG */
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}
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}
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OPJ_BOOL OPJ_CALLCONV opj_codec_set_threads(opj_codec_t *p_codec,
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int num_threads)
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{
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if (p_codec && (num_threads >= 0)) {
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opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
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return l_codec->opj_set_threads(l_codec->m_codec, (OPJ_UINT32)num_threads);
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}
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return OPJ_FALSE;
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}
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OPJ_BOOL OPJ_CALLCONV opj_setup_decoder(opj_codec_t *p_codec,
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opj_dparameters_t *parameters
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)
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{
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if (p_codec && parameters) {
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opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
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if (! l_codec->is_decompressor) {
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opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
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"Codec provided to the opj_setup_decoder function is not a decompressor handler.\n");
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return OPJ_FALSE;
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}
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l_codec->m_codec_data.m_decompression.opj_setup_decoder(l_codec->m_codec,
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parameters);
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return OPJ_TRUE;
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}
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return OPJ_FALSE;
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}
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OPJ_BOOL OPJ_CALLCONV opj_read_header(opj_stream_t *p_stream,
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opj_codec_t *p_codec,
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opj_image_t **p_image)
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{
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if (p_codec && p_stream) {
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opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
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opj_stream_private_t* l_stream = (opj_stream_private_t*) p_stream;
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if (! l_codec->is_decompressor) {
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opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
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"Codec provided to the opj_read_header function is not a decompressor handler.\n");
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return OPJ_FALSE;
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}
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return l_codec->m_codec_data.m_decompression.opj_read_header(l_stream,
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l_codec->m_codec,
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p_image,
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&(l_codec->m_event_mgr));
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}
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return OPJ_FALSE;
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}
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OPJ_BOOL OPJ_CALLCONV opj_decode(opj_codec_t *p_codec,
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opj_stream_t *p_stream,
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opj_image_t* p_image)
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{
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if (p_codec && p_stream) {
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opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
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opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
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if (! l_codec->is_decompressor) {
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return OPJ_FALSE;
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}
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return l_codec->m_codec_data.m_decompression.opj_decode(l_codec->m_codec,
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l_stream,
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p_image,
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&(l_codec->m_event_mgr));
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}
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return OPJ_FALSE;
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}
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OPJ_BOOL OPJ_CALLCONV opj_set_decode_area(opj_codec_t *p_codec,
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opj_image_t* p_image,
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OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
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OPJ_INT32 p_end_x, OPJ_INT32 p_end_y
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)
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{
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if (p_codec) {
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opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
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if (! l_codec->is_decompressor) {
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return OPJ_FALSE;
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}
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return l_codec->m_codec_data.m_decompression.opj_set_decode_area(
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l_codec->m_codec,
|
|
p_image,
|
|
p_start_x, p_start_y,
|
|
p_end_x, p_end_y,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_read_tile_header(opj_codec_t *p_codec,
|
|
opj_stream_t * p_stream,
|
|
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)
|
|
{
|
|
if (p_codec && p_stream && p_data_size && p_tile_index) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
|
|
|
|
if (! l_codec->is_decompressor) {
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
return l_codec->m_codec_data.m_decompression.opj_read_tile_header(
|
|
l_codec->m_codec,
|
|
p_tile_index,
|
|
p_data_size,
|
|
p_tile_x0, p_tile_y0,
|
|
p_tile_x1, p_tile_y1,
|
|
p_nb_comps,
|
|
p_should_go_on,
|
|
l_stream,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_decode_tile_data(opj_codec_t *p_codec,
|
|
OPJ_UINT32 p_tile_index,
|
|
OPJ_BYTE * p_data,
|
|
OPJ_UINT32 p_data_size,
|
|
opj_stream_t *p_stream
|
|
)
|
|
{
|
|
if (p_codec && p_data && p_stream) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
|
|
|
|
if (! l_codec->is_decompressor) {
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
return l_codec->m_codec_data.m_decompression.opj_decode_tile_data(
|
|
l_codec->m_codec,
|
|
p_tile_index,
|
|
p_data,
|
|
p_data_size,
|
|
l_stream,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_get_decoded_tile(opj_codec_t *p_codec,
|
|
opj_stream_t *p_stream,
|
|
opj_image_t *p_image,
|
|
OPJ_UINT32 tile_index)
|
|
{
|
|
if (p_codec && p_stream) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
|
|
|
|
if (! l_codec->is_decompressor) {
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
return l_codec->m_codec_data.m_decompression.opj_get_decoded_tile(
|
|
l_codec->m_codec,
|
|
l_stream,
|
|
p_image,
|
|
&(l_codec->m_event_mgr),
|
|
tile_index);
|
|
}
|
|
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_set_decoded_resolution_factor(opj_codec_t *p_codec,
|
|
OPJ_UINT32 res_factor)
|
|
{
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
|
|
if (!l_codec) {
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
return l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(
|
|
l_codec->m_codec,
|
|
res_factor,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
/* COMPRESSION FUNCTIONS*/
|
|
|
|
opj_codec_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT p_format)
|
|
{
|
|
opj_codec_private_t *l_codec = 00;
|
|
|
|
l_codec = (opj_codec_private_t*)opj_calloc(1, sizeof(opj_codec_private_t));
|
|
if (!l_codec) {
|
|
return 00;
|
|
}
|
|
|
|
l_codec->is_decompressor = 0;
|
|
|
|
switch (p_format) {
|
|
case OPJ_CODEC_J2K:
|
|
l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL(*)(void *,
|
|
struct opj_stream_private *,
|
|
struct opj_event_mgr *)) opj_j2k_encode;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL(*)(void *,
|
|
struct opj_stream_private *,
|
|
struct opj_event_mgr *)) opj_j2k_end_compress;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL(*)(void *,
|
|
struct opj_stream_private *,
|
|
struct opj_image *,
|
|
struct opj_event_mgr *)) opj_j2k_start_compress;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL(*)(void *,
|
|
OPJ_UINT32,
|
|
OPJ_BYTE*,
|
|
OPJ_UINT32,
|
|
struct opj_stream_private *,
|
|
struct opj_event_mgr *)) opj_j2k_write_tile;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_destroy = (void (*)(
|
|
void *)) opj_j2k_destroy;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL(*)(void *,
|
|
opj_cparameters_t *,
|
|
struct opj_image *,
|
|
struct opj_event_mgr *)) opj_j2k_setup_encoder;
|
|
|
|
l_codec->m_codec = opj_j2k_create_compress();
|
|
if (! l_codec->m_codec) {
|
|
opj_free(l_codec);
|
|
return 00;
|
|
}
|
|
|
|
break;
|
|
|
|
case OPJ_CODEC_JP2:
|
|
/* get a JP2 decoder handle */
|
|
l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL(*)(void *,
|
|
struct opj_stream_private *,
|
|
struct opj_event_mgr *)) opj_jp2_encode;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL(*)(void *,
|
|
struct opj_stream_private *,
|
|
struct opj_event_mgr *)) opj_jp2_end_compress;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL(*)(void *,
|
|
struct opj_stream_private *,
|
|
struct opj_image *,
|
|
struct opj_event_mgr *)) opj_jp2_start_compress;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL(*)(void *,
|
|
OPJ_UINT32,
|
|
OPJ_BYTE*,
|
|
OPJ_UINT32,
|
|
struct opj_stream_private *,
|
|
struct opj_event_mgr *)) opj_jp2_write_tile;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_destroy = (void (*)(
|
|
void *)) opj_jp2_destroy;
|
|
|
|
l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL(*)(void *,
|
|
opj_cparameters_t *,
|
|
struct opj_image *,
|
|
struct opj_event_mgr *)) opj_jp2_setup_encoder;
|
|
|
|
l_codec->m_codec = opj_jp2_create(OPJ_FALSE);
|
|
if (! l_codec->m_codec) {
|
|
opj_free(l_codec);
|
|
return 00;
|
|
}
|
|
|
|
break;
|
|
|
|
case OPJ_CODEC_UNKNOWN:
|
|
case OPJ_CODEC_JPT:
|
|
default:
|
|
opj_free(l_codec);
|
|
return 00;
|
|
}
|
|
|
|
opj_set_default_event_handler(&(l_codec->m_event_mgr));
|
|
return (opj_codec_t*) l_codec;
|
|
}
|
|
|
|
void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t
|
|
*parameters)
|
|
{
|
|
if (parameters) {
|
|
memset(parameters, 0, sizeof(opj_cparameters_t));
|
|
/* default coding parameters */
|
|
parameters->cp_cinema = OPJ_OFF; /* DEPRECATED */
|
|
parameters->rsiz = OPJ_PROFILE_NONE;
|
|
parameters->max_comp_size = 0;
|
|
parameters->numresolution = 6;
|
|
parameters->cp_rsiz = OPJ_STD_RSIZ; /* DEPRECATED */
|
|
parameters->cblockw_init = 64;
|
|
parameters->cblockh_init = 64;
|
|
parameters->prog_order = OPJ_LRCP;
|
|
parameters->roi_compno = -1; /* no ROI */
|
|
parameters->subsampling_dx = 1;
|
|
parameters->subsampling_dy = 1;
|
|
parameters->tp_on = 0;
|
|
parameters->decod_format = -1;
|
|
parameters->cod_format = -1;
|
|
parameters->tcp_rates[0] = 0;
|
|
parameters->tcp_numlayers = 0;
|
|
parameters->cp_disto_alloc = 0;
|
|
parameters->cp_fixed_alloc = 0;
|
|
parameters->cp_fixed_quality = 0;
|
|
parameters->jpip_on = OPJ_FALSE;
|
|
/* UniPG>> */
|
|
#ifdef USE_JPWL
|
|
parameters->jpwl_epc_on = OPJ_FALSE;
|
|
parameters->jpwl_hprot_MH = -1; /* -1 means unassigned */
|
|
{
|
|
int i;
|
|
for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
|
|
parameters->jpwl_hprot_TPH_tileno[i] = -1; /* unassigned */
|
|
parameters->jpwl_hprot_TPH[i] = 0; /* absent */
|
|
}
|
|
};
|
|
{
|
|
int i;
|
|
for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
|
|
parameters->jpwl_pprot_tileno[i] = -1; /* unassigned */
|
|
parameters->jpwl_pprot_packno[i] = -1; /* unassigned */
|
|
parameters->jpwl_pprot[i] = 0; /* absent */
|
|
}
|
|
};
|
|
parameters->jpwl_sens_size = 0; /* 0 means no ESD */
|
|
parameters->jpwl_sens_addr = 0; /* 0 means auto */
|
|
parameters->jpwl_sens_range = 0; /* 0 means packet */
|
|
parameters->jpwl_sens_MH = -1; /* -1 means unassigned */
|
|
{
|
|
int i;
|
|
for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
|
|
parameters->jpwl_sens_TPH_tileno[i] = -1; /* unassigned */
|
|
parameters->jpwl_sens_TPH[i] = -1; /* absent */
|
|
}
|
|
};
|
|
#endif /* USE_JPWL */
|
|
/* <<UniPG */
|
|
}
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec,
|
|
opj_cparameters_t *parameters,
|
|
opj_image_t *p_image)
|
|
{
|
|
if (p_codec && parameters && p_image) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
|
|
if (! l_codec->is_decompressor) {
|
|
return l_codec->m_codec_data.m_compression.opj_setup_encoder(l_codec->m_codec,
|
|
parameters,
|
|
p_image,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
}
|
|
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_start_compress(opj_codec_t *p_codec,
|
|
opj_image_t * p_image,
|
|
opj_stream_t *p_stream)
|
|
{
|
|
if (p_codec && p_stream) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
|
|
|
|
if (! l_codec->is_decompressor) {
|
|
return l_codec->m_codec_data.m_compression.opj_start_compress(l_codec->m_codec,
|
|
l_stream,
|
|
p_image,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
}
|
|
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_encode(opj_codec_t *p_info, opj_stream_t *p_stream)
|
|
{
|
|
if (p_info && p_stream) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_info;
|
|
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
|
|
|
|
if (! l_codec->is_decompressor) {
|
|
return l_codec->m_codec_data.m_compression.opj_encode(l_codec->m_codec,
|
|
l_stream,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
}
|
|
|
|
return OPJ_FALSE;
|
|
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_end_compress(opj_codec_t *p_codec,
|
|
opj_stream_t *p_stream)
|
|
{
|
|
if (p_codec && p_stream) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
|
|
|
|
if (! l_codec->is_decompressor) {
|
|
return l_codec->m_codec_data.m_compression.opj_end_compress(l_codec->m_codec,
|
|
l_stream,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
}
|
|
return OPJ_FALSE;
|
|
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_end_decompress(opj_codec_t *p_codec,
|
|
opj_stream_t *p_stream)
|
|
{
|
|
if (p_codec && p_stream) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
|
|
|
|
if (! l_codec->is_decompressor) {
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
return l_codec->m_codec_data.m_decompression.opj_end_decompress(
|
|
l_codec->m_codec,
|
|
l_stream,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_set_MCT(opj_cparameters_t *parameters,
|
|
OPJ_FLOAT32 * pEncodingMatrix,
|
|
OPJ_INT32 * p_dc_shift, OPJ_UINT32 pNbComp)
|
|
{
|
|
OPJ_UINT32 l_matrix_size = pNbComp * pNbComp * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
|
|
OPJ_UINT32 l_dc_shift_size = pNbComp * (OPJ_UINT32)sizeof(OPJ_INT32);
|
|
OPJ_UINT32 l_mct_total_size = l_matrix_size + l_dc_shift_size;
|
|
|
|
/* add MCT capability */
|
|
if (OPJ_IS_PART2(parameters->rsiz)) {
|
|
parameters->rsiz |= OPJ_EXTENSION_MCT;
|
|
} else {
|
|
parameters->rsiz = ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT));
|
|
}
|
|
parameters->irreversible = 1;
|
|
|
|
/* use array based MCT */
|
|
parameters->tcp_mct = 2;
|
|
parameters->mct_data = opj_malloc(l_mct_total_size);
|
|
if (! parameters->mct_data) {
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
memcpy(parameters->mct_data, pEncodingMatrix, l_matrix_size);
|
|
memcpy(((OPJ_BYTE *) parameters->mct_data) + l_matrix_size, p_dc_shift,
|
|
l_dc_shift_size);
|
|
|
|
return OPJ_TRUE;
|
|
}
|
|
|
|
OPJ_BOOL OPJ_CALLCONV opj_write_tile(opj_codec_t *p_codec,
|
|
OPJ_UINT32 p_tile_index,
|
|
OPJ_BYTE * p_data,
|
|
OPJ_UINT32 p_data_size,
|
|
opj_stream_t *p_stream)
|
|
{
|
|
if (p_codec && p_stream && p_data) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
|
|
|
|
if (l_codec->is_decompressor) {
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
return l_codec->m_codec_data.m_compression.opj_write_tile(l_codec->m_codec,
|
|
p_tile_index,
|
|
p_data,
|
|
p_data_size,
|
|
l_stream,
|
|
&(l_codec->m_event_mgr));
|
|
}
|
|
|
|
return OPJ_FALSE;
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
void OPJ_CALLCONV opj_destroy_codec(opj_codec_t *p_codec)
|
|
{
|
|
if (p_codec) {
|
|
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
|
|
|
|
if (l_codec->is_decompressor) {
|
|
l_codec->m_codec_data.m_decompression.opj_destroy(l_codec->m_codec);
|
|
} else {
|
|
l_codec->m_codec_data.m_compression.opj_destroy(l_codec->m_codec);
|
|
}
|
|
|
|
l_codec->m_codec = 00;
|
|
opj_free(l_codec);
|
|
}
|
|
}
|
|
|
|
/* ---------------------------------------------------------------------- */
|
|
|
|
void OPJ_CALLCONV opj_dump_codec(opj_codec_t *p_codec,
|
|
OPJ_INT32 info_flag,
|
|
FILE* output_stream)
|
|
{
|
|
if (p_codec) {
|
|
opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
|
|
|
|
l_codec->opj_dump_codec(l_codec->m_codec, info_flag, output_stream);
|
|
return;
|
|
}
|
|
|
|
/* TODO return error */
|
|
/* fprintf(stderr, "[ERROR] Input parameter of the dump_codec function are incorrect.\n"); */
|
|
return;
|
|
}
|
|
|
|
opj_codestream_info_v2_t* OPJ_CALLCONV opj_get_cstr_info(opj_codec_t *p_codec)
|
|
{
|
|
if (p_codec) {
|
|
opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
|
|
|
|
return l_codec->opj_get_codec_info(l_codec->m_codec);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_v2_t **cstr_info)
|
|
{
|
|
if (cstr_info) {
|
|
|
|
if ((*cstr_info)->m_default_tile_info.tccp_info) {
|
|
opj_free((*cstr_info)->m_default_tile_info.tccp_info);
|
|
}
|
|
|
|
if ((*cstr_info)->tile_info) {
|
|
/* FIXME not used for the moment*/
|
|
}
|
|
|
|
opj_free((*cstr_info));
|
|
(*cstr_info) = NULL;
|
|
}
|
|
}
|
|
|
|
opj_codestream_index_t * OPJ_CALLCONV opj_get_cstr_index(opj_codec_t *p_codec)
|
|
{
|
|
if (p_codec) {
|
|
opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
|
|
|
|
return l_codec->opj_get_codec_index(l_codec->m_codec);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void OPJ_CALLCONV opj_destroy_cstr_index(opj_codestream_index_t **p_cstr_index)
|
|
{
|
|
if (*p_cstr_index) {
|
|
j2k_destroy_cstr_index(*p_cstr_index);
|
|
(*p_cstr_index) = NULL;
|
|
}
|
|
}
|
|
|
|
opj_stream_t* OPJ_CALLCONV opj_stream_create_default_file_stream(
|
|
const char *fname, OPJ_BOOL p_is_read_stream)
|
|
{
|
|
return opj_stream_create_file_stream(fname, OPJ_J2K_STREAM_CHUNK_SIZE,
|
|
p_is_read_stream);
|
|
}
|
|
|
|
opj_stream_t* OPJ_CALLCONV opj_stream_create_file_stream(
|
|
const char *fname,
|
|
OPJ_SIZE_T p_size,
|
|
OPJ_BOOL p_is_read_stream)
|
|
{
|
|
opj_stream_t* l_stream = 00;
|
|
FILE *p_file;
|
|
const char *mode;
|
|
|
|
if (! fname) {
|
|
return NULL;
|
|
}
|
|
|
|
if (p_is_read_stream) {
|
|
mode = "rb";
|
|
} else {
|
|
mode = "wb";
|
|
}
|
|
|
|
p_file = fopen(fname, mode);
|
|
|
|
if (! p_file) {
|
|
return NULL;
|
|
}
|
|
|
|
l_stream = opj_stream_create(p_size, p_is_read_stream);
|
|
if (! l_stream) {
|
|
fclose(p_file);
|
|
return NULL;
|
|
}
|
|
|
|
opj_stream_set_user_data(l_stream, p_file,
|
|
(opj_stream_free_user_data_fn) fclose);
|
|
opj_stream_set_user_data_length(l_stream,
|
|
opj_get_data_length_from_file(p_file));
|
|
opj_stream_set_read_function(l_stream, (opj_stream_read_fn) opj_read_from_file);
|
|
opj_stream_set_write_function(l_stream,
|
|
(opj_stream_write_fn) opj_write_from_file);
|
|
opj_stream_set_skip_function(l_stream, (opj_stream_skip_fn) opj_skip_from_file);
|
|
opj_stream_set_seek_function(l_stream, (opj_stream_seek_fn) opj_seek_from_file);
|
|
|
|
return l_stream;
|
|
}
|
|
|
|
|
|
void* OPJ_CALLCONV opj_image_data_alloc(OPJ_SIZE_T size)
|
|
{
|
|
void* ret = opj_aligned_malloc(size);
|
|
/* printf("opj_image_data_alloc %p\n", ret); */
|
|
return ret;
|
|
}
|
|
|
|
void OPJ_CALLCONV opj_image_data_free(void* ptr)
|
|
{
|
|
/* printf("opj_image_data_free %p\n", ptr); */
|
|
opj_aligned_free(ptr);
|
|
}
|