| /* | |
| * 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) 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 | |
| * 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. | |
| */ | |
| #ifdef _WIN32 | |
| #include <windows.h> | |
| #endif /* _WIN32 */ | |
| #include "opj_includes.h" | |
| /* ---------------------------------------------------------------------- */ | |
| /* Functions to set the message handlers */ | |
| OPJ_BOOL OPJ_CALLCONV opj_set_info_handler(opj_codec_t * p_codec, | |
| opj_msg_callback p_callback, | |
| void * p_user_data) | |
| { | |
| opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec; | |
| if (! l_codec) { | |
| return OPJ_FALSE; | |
| } | |
| l_codec->m_event_mgr.info_handler = p_callback; | |
| l_codec->m_event_mgr.m_info_data = p_user_data; | |
| return OPJ_TRUE; | |
| } | |
| OPJ_BOOL OPJ_CALLCONV opj_set_warning_handler(opj_codec_t * p_codec, | |
| opj_msg_callback p_callback, | |
| void * p_user_data) | |
| { | |
| opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec; | |
| if (! l_codec) { | |
| return OPJ_FALSE; | |
| } | |
| l_codec->m_event_mgr.warning_handler = p_callback; | |
| l_codec->m_event_mgr.m_warning_data = p_user_data; | |
| return OPJ_TRUE; | |
| } | |
| OPJ_BOOL OPJ_CALLCONV opj_set_error_handler(opj_codec_t * p_codec, | |
| opj_msg_callback p_callback, | |
| void * p_user_data) | |
| { | |
| opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec; | |
| if (! l_codec) { | |
| return OPJ_FALSE; | |
| } | |
| l_codec->m_event_mgr.error_handler = p_callback; | |
| l_codec->m_event_mgr.m_error_data = p_user_data; | |
| return OPJ_TRUE; | |
| } | |
| /* ---------------------------------------------------------------------- */ | |
| static OPJ_SIZE_T opj_read_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes, | |
| FILE * p_file) | |
| { | |
| OPJ_SIZE_T l_nb_read = fread(p_buffer, 1, p_nb_bytes, p_file); | |
| return l_nb_read ? l_nb_read : (OPJ_SIZE_T) - 1; | |
| } | |
| static OPJ_UINT64 opj_get_data_length_from_file(FILE * p_file) | |
| { | |
| OPJ_OFF_T file_length = 0; | |
| OPJ_FSEEK(p_file, 0, SEEK_END); | |
| file_length = (OPJ_OFF_T)OPJ_FTELL(p_file); | |
| OPJ_FSEEK(p_file, 0, SEEK_SET); | |
| return (OPJ_UINT64)file_length; | |
| } | |
| static OPJ_SIZE_T opj_write_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes, | |
| FILE * p_file) | |
| { | |
| return fwrite(p_buffer, 1, p_nb_bytes, p_file); | |
| } | |
| static OPJ_OFF_T opj_skip_from_file(OPJ_OFF_T p_nb_bytes, FILE * p_user_data) | |
| { | |
| if (OPJ_FSEEK(p_user_data, p_nb_bytes, SEEK_CUR)) { | |
| return -1; | |
| } | |
| return p_nb_bytes; | |
| } | |
| static OPJ_BOOL opj_seek_from_file(OPJ_OFF_T p_nb_bytes, FILE * p_user_data) | |
| { | |
| if (OPJ_FSEEK(p_user_data, p_nb_bytes, SEEK_SET)) { | |
| return OPJ_FALSE; | |
| } | |
| return OPJ_TRUE; | |
| } | |
| /* ---------------------------------------------------------------------- */ | |
| #ifdef _WIN32 | |
| #ifndef OPJ_STATIC | |
| BOOL APIENTRY | |
| DllMain(HINSTANCE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) | |
| { | |
| OPJ_ARG_NOT_USED(lpReserved); | |
| OPJ_ARG_NOT_USED(hModule); | |
| switch (ul_reason_for_call) { | |
| case DLL_PROCESS_ATTACH : | |
| break; | |
| case DLL_PROCESS_DETACH : | |
| break; | |
| case DLL_THREAD_ATTACH : | |
| case DLL_THREAD_DETACH : | |
| break; | |
| } | |
| return TRUE; | |
| } | |
| #endif /* OPJ_STATIC */ | |
| #endif /* _WIN32 */ | |
| /* ---------------------------------------------------------------------- */ | |
| const char* OPJ_CALLCONV opj_version(void) | |
| { | |
| return OPJ_PACKAGE_VERSION; | |
| } | |
| /* ---------------------------------------------------------------------- */ | |
| /* DECOMPRESSION FUNCTIONS*/ | |
| opj_codec_t* OPJ_CALLCONV opj_create_decompress(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 = 1; | |
| switch (p_format) { | |
| case OPJ_CODEC_J2K: | |
| l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) j2k_dump; | |
| l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)( | |
| void*)) j2k_get_cstr_info; | |
| l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)( | |
| void*)) j2k_get_cstr_index; | |
| l_codec->m_codec_data.m_decompression.opj_decode = | |
| (OPJ_BOOL(*)(void *, | |
| struct opj_stream_private *, | |
| opj_image_t*, struct opj_event_mgr *)) opj_j2k_decode; | |
| l_codec->m_codec_data.m_decompression.opj_end_decompress = | |
| (OPJ_BOOL(*)(void *, | |
| struct opj_stream_private *, | |
| struct opj_event_mgr *)) opj_j2k_end_decompress; | |
| l_codec->m_codec_data.m_decompression.opj_read_header = | |
| (OPJ_BOOL(*)(struct opj_stream_private *, | |
| void *, | |
| opj_image_t **, | |
| struct opj_event_mgr *)) opj_j2k_read_header; | |
| l_codec->m_codec_data.m_decompression.opj_destroy = | |
| (void (*)(void *))opj_j2k_destroy; | |
| l_codec->m_codec_data.m_decompression.opj_setup_decoder = | |
| (void (*)(void *, opj_dparameters_t *)) opj_j2k_setup_decoder; | |
| l_codec->m_codec_data.m_decompression.opj_read_tile_header = | |
| (OPJ_BOOL(*)(void *, | |
| OPJ_UINT32*, | |
| OPJ_UINT32*, | |
| OPJ_INT32*, OPJ_INT32*, | |
| OPJ_INT32*, OPJ_INT32*, | |
| OPJ_UINT32*, | |
| OPJ_BOOL*, | |
| struct opj_stream_private *, | |
| struct opj_event_mgr *)) opj_j2k_read_tile_header; | |
| l_codec->m_codec_data.m_decompression.opj_decode_tile_data = | |
| (OPJ_BOOL(*)(void *, | |
| OPJ_UINT32, | |
| OPJ_BYTE*, | |
| OPJ_UINT32, | |
| struct opj_stream_private *, | |
| struct opj_event_mgr *)) opj_j2k_decode_tile; | |
| l_codec->m_codec_data.m_decompression.opj_set_decode_area = | |
| (OPJ_BOOL(*)(void *, | |
| opj_image_t*, | |
| OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32, | |
| struct opj_event_mgr *)) opj_j2k_set_decode_area; | |
| l_codec->m_codec_data.m_decompression.opj_get_decoded_tile = | |
| (OPJ_BOOL(*)(void *p_codec, | |
| opj_stream_private_t *p_cio, | |
| opj_image_t *p_image, | |
| struct opj_event_mgr * p_manager, | |
| OPJ_UINT32 tile_index)) opj_j2k_get_tile; | |
| l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor = | |
| (OPJ_BOOL(*)(void * p_codec, | |
| OPJ_UINT32 res_factor, | |
| struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_resolution_factor; | |
| l_codec->m_codec_data.m_decompression.opj_set_decoded_components = | |
| (OPJ_BOOL(*)(void * p_codec, | |
| OPJ_UINT32 numcomps, | |
| const OPJ_UINT32 * comps_indices, | |
| struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_components; | |
| l_codec->opj_set_threads = | |
| (OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_j2k_set_threads; | |
| l_codec->m_codec = opj_j2k_create_decompress(); | |
| if (! l_codec->m_codec) { | |
| opj_free(l_codec); | |
| return NULL; | |
| } | |
| break; | |
| case OPJ_CODEC_JP2: | |
| /* get a JP2 decoder handle */ | |
| l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) jp2_dump; | |
| l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)( | |
| void*)) jp2_get_cstr_info; | |
| l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)( | |
| void*)) jp2_get_cstr_index; | |
| l_codec->m_codec_data.m_decompression.opj_decode = | |
| (OPJ_BOOL(*)(void *, | |
| struct opj_stream_private *, | |
| opj_image_t*, | |
| struct opj_event_mgr *)) opj_jp2_decode; | |
| l_codec->m_codec_data.m_decompression.opj_end_decompress = | |
| (OPJ_BOOL(*)(void *, | |
| struct opj_stream_private *, | |
| struct opj_event_mgr *)) opj_jp2_end_decompress; | |
| l_codec->m_codec_data.m_decompression.opj_read_header = | |
| (OPJ_BOOL(*)(struct opj_stream_private *, | |
| void *, | |
| opj_image_t **, | |
| struct opj_event_mgr *)) opj_jp2_read_header; | |
| l_codec->m_codec_data.m_decompression.opj_read_tile_header = | |
| (OPJ_BOOL(*)(void *, | |
| OPJ_UINT32*, | |
| OPJ_UINT32*, | |
| OPJ_INT32*, | |
| OPJ_INT32*, | |
| OPJ_INT32 *, | |
| OPJ_INT32 *, | |
| OPJ_UINT32 *, | |
| OPJ_BOOL *, | |
| struct opj_stream_private *, | |
| struct opj_event_mgr *)) opj_jp2_read_tile_header; | |
| l_codec->m_codec_data.m_decompression.opj_decode_tile_data = | |
| (OPJ_BOOL(*)(void *, | |
| OPJ_UINT32, OPJ_BYTE*, OPJ_UINT32, | |
| struct opj_stream_private *, | |
| struct opj_event_mgr *)) opj_jp2_decode_tile; | |
| l_codec->m_codec_data.m_decompression.opj_destroy = (void (*)( | |
| void *))opj_jp2_destroy; | |
| l_codec->m_codec_data.m_decompression.opj_setup_decoder = | |
| (void (*)(void *, opj_dparameters_t *)) opj_jp2_setup_decoder; | |
| l_codec->m_codec_data.m_decompression.opj_set_decode_area = | |
| (OPJ_BOOL(*)(void *, | |
| opj_image_t*, | |
| OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32, | |
| struct opj_event_mgr *)) opj_jp2_set_decode_area; | |
| l_codec->m_codec_data.m_decompression.opj_get_decoded_tile = | |
| (OPJ_BOOL(*)(void *p_codec, | |
| opj_stream_private_t *p_cio, | |
| opj_image_t *p_image, | |
| struct opj_event_mgr * p_manager, | |
| OPJ_UINT32 tile_index)) opj_jp2_get_tile; | |
| l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor = | |
| (OPJ_BOOL(*)(void * p_codec, | |
| OPJ_UINT32 res_factor, | |
| opj_event_mgr_t * p_manager)) opj_jp2_set_decoded_resolution_factor; | |
| l_codec->m_codec_data.m_decompression.opj_set_decoded_components = | |
| (OPJ_BOOL(*)(void * p_codec, | |
| OPJ_UINT32 numcomps, | |
| const OPJ_UINT32 * comps_indices, | |
| struct opj_event_mgr * p_manager)) opj_jp2_set_decoded_components; | |
| l_codec->opj_set_threads = | |
| (OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_jp2_set_threads; | |
| l_codec->m_codec = opj_jp2_create(OPJ_TRUE); | |
| 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_decoder_parameters(opj_dparameters_t | |
| *parameters) | |
| { | |
| if (parameters) { | |
| memset(parameters, 0, sizeof(opj_dparameters_t)); | |
| /* default decoding parameters */ | |
| parameters->cp_layer = 0; | |
| parameters->cp_reduce = 0; | |
| parameters->decod_format = -1; | |
| parameters->cod_format = -1; | |
| parameters->flags = 0; | |
| /* UniPG>> */ | |
| #ifdef USE_JPWL | |
| parameters->jpwl_correct = OPJ_FALSE; | |
| parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS; | |
| parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES; | |
| #endif /* USE_JPWL */ | |
| /* <<UniPG */ | |
| } | |
| } | |
| OPJ_BOOL OPJ_CALLCONV opj_codec_set_threads(opj_codec_t *p_codec, | |
| int num_threads) | |
| { | |
| if (p_codec && (num_threads >= 0)) { | |
| opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec; | |
| return l_codec->opj_set_threads(l_codec->m_codec, (OPJ_UINT32)num_threads); | |
| } | |
| return OPJ_FALSE; | |
| } | |
| OPJ_BOOL OPJ_CALLCONV opj_setup_decoder(opj_codec_t *p_codec, | |
| opj_dparameters_t *parameters | |
| ) | |
| { | |
| if (p_codec && parameters) { | |
| opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec; | |
| if (! l_codec->is_decompressor) { | |
| opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR, | |
| "Codec provided to the opj_setup_decoder function is not a decompressor handler.\n"); | |
| return OPJ_FALSE; | |
| } | |
| l_codec->m_codec_data.m_decompression.opj_setup_decoder(l_codec->m_codec, | |
| parameters); | |
| return OPJ_TRUE; | |
| } | |
| return OPJ_FALSE; | |
| } | |
| OPJ_BOOL OPJ_CALLCONV opj_read_header(opj_stream_t *p_stream, | |
| opj_codec_t *p_codec, | |
| opj_image_t **p_image) | |
| { | |
| 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) { | |
| opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR, | |
| "Codec provided to the opj_read_header function is not a decompressor handler.\n"); | |
| return OPJ_FALSE; | |
| } | |
| return l_codec->m_codec_data.m_decompression.opj_read_header(l_stream, | |
| l_codec->m_codec, | |
| p_image, | |
| &(l_codec->m_event_mgr)); | |
| } | |
| return OPJ_FALSE; | |
| } | |
| OPJ_BOOL OPJ_CALLCONV opj_set_decoded_components(opj_codec_t *p_codec, | |
| OPJ_UINT32 numcomps, | |
| const OPJ_UINT32* comps_indices, | |
| OPJ_BOOL apply_color_transforms) | |
| { | |
| if (p_codec) { | |
| opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec; | |
| if (! l_codec->is_decompressor) { | |
| opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR, | |
| "Codec provided to the opj_set_decoded_components function is not a decompressor handler.\n"); | |
| return OPJ_FALSE; | |
| } | |
| if (apply_color_transforms) { | |
| opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR, | |
| "apply_color_transforms = OPJ_TRUE is not supported.\n"); | |
| return OPJ_FALSE; | |
| } | |
| return l_codec->m_codec_data.m_decompression.opj_set_decoded_components( | |
| l_codec->m_codec, | |
| numcomps, | |
| comps_indices, | |
| &(l_codec->m_event_mgr)); | |
| } | |
| return OPJ_FALSE; | |
| } | |
| OPJ_BOOL OPJ_CALLCONV opj_decode(opj_codec_t *p_codec, | |
| opj_stream_t *p_stream, | |
| opj_image_t* p_image) | |
| { | |
| 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_decode(l_codec->m_codec, | |
| l_stream, | |
| p_image, | |
| &(l_codec->m_event_mgr)); | |
| } | |
| return OPJ_FALSE; | |
| } | |
| OPJ_BOOL OPJ_CALLCONV opj_set_decode_area(opj_codec_t *p_codec, | |
| opj_image_t* p_image, | |
| OPJ_INT32 p_start_x, OPJ_INT32 p_start_y, | |
| OPJ_INT32 p_end_x, OPJ_INT32 p_end_y | |
| ) | |
| { | |
| if (p_codec) { | |
| opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec; | |
| if (! l_codec->is_decompressor) { | |
| return OPJ_FALSE; | |
| } | |
| return l_codec->m_codec_data.m_decompression.opj_set_decode_area( | |
| 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); | |
| } |