diff options
| author | Mathieu Malaterre <mathieu.malaterre@gmail.com> | 2012-09-28 08:11:41 +0000 |
|---|---|---|
| committer | Mathieu Malaterre <mathieu.malaterre@gmail.com> | 2012-09-28 08:11:41 +0000 |
| commit | d518970039a19a2a9b6d2bdd592cc88a43897bbb (patch) | |
| tree | 57bac2cf7e63e9352228231062763baac627563c /libopenjpeg/openjpeg.c | |
| parent | 8363a6ab1e031bb4b2e40a92e56efd40fdab1aa1 (diff) | |
[trunk] Start FolderReorgProposal task
Update issue 177
Diffstat (limited to 'libopenjpeg/openjpeg.c')
| -rw-r--r-- | libopenjpeg/openjpeg.c | 1062 |
1 files changed, 0 insertions, 1062 deletions
diff --git a/libopenjpeg/openjpeg.c b/libopenjpeg/openjpeg.c deleted file mode 100644 index 8d879f21..00000000 --- a/libopenjpeg/openjpeg.c +++ /dev/null @@ -1,1062 +0,0 @@ -/* - * Copyright (c) 2005, Herve Drolon, FreeImage Team - * 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_config.h" -#include "opj_includes.h" - -/** - * Decompression handler. - */ -typedef 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); - -}opj_decompression_t; - -/** - * Compression handler. FIXME DOC - */ -typedef 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); - - void (*opj_setup_encoder) ( void * p_codec, - opj_cparameters_t * p_param, - struct opj_image * p_image, - struct opj_event_mgr * p_manager); - -}opj_compression_t; - -/** - * Main codec handler used for compression or decompression. - */ -typedef struct opj_codec_private -{ - /** FIXME DOC */ - union - { - opj_decompression_t m_decompression; - opj_compression_t 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); -} -opj_codec_private_t; - -/* ---------------------------------------------------------------------- */ -/* Functions to set info_handler */ - -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; -} - -/* ---------------------------------------------------------------------- */ - -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 : -1; -} - -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_UINT64)OPJ_FTELL(p_file); - OPJ_FSEEK(p_file, 0, SEEK_SET); - - return file_length; -} - -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); -} - -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; -} - -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(HANDLE 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 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; - } - memset(l_codec, 0, sizeof(opj_codec_private_t)); - - l_codec->is_decompressor = 1; - - switch (p_format) { - case 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 = opj_j2k_create_decompress(); - - if (! l_codec->m_codec) { - opj_free(l_codec); - return NULL; - } - - break; - - case 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 = opj_jp2_create(OPJ_TRUE); - - if (! l_codec->m_codec) { - opj_free(l_codec); - return 00; - } - - break; - case CODEC_UNKNOWN: - case 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->cp_limit_decoding = NO_LIMITATION; - - 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_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_v2(&(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_v2(&(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_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 ){ - fprintf(stderr, "[ERROR] Input parameters of the setup_decoder function are incorrect.\n"); - return OPJ_FALSE; - } - - l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(l_codec->m_codec, - res_factor, - &(l_codec->m_event_mgr) ); - return OPJ_TRUE; -} - -/* ---------------------------------------------------------------------- */ -/* 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; - } - memset(l_codec, 0, sizeof(opj_codec_private_t)); - - l_codec->is_decompressor = 0; - - switch(p_format) { - case 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_v2; - - 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 = (void (*) ( 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 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 = (void (*) ( 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 CODEC_UNKNOWN: - case 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 = OFF; - parameters->max_comp_size = 0; - parameters->numresolution = 6; - parameters->cp_rsiz = STD_RSIZ; - parameters->cblockw_init = 64; - parameters->cblockh_init = 64; - parameters->prog_order = 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) { - l_codec->m_codec_data.m_compression.opj_setup_encoder( l_codec->m_codec, - parameters, - p_image, - &(l_codec->m_event_mgr) ); - return OPJ_TRUE; - } - } - - 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) { - l_codec->m_codec_data.m_compression.opj_encode( l_codec->m_codec, - l_stream, - &(l_codec->m_event_mgr)); - return OPJ_TRUE; - } - } - - 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 * sizeof(OPJ_FLOAT32); - OPJ_UINT32 l_dc_shift_size = pNbComp * sizeof(OPJ_INT32); - OPJ_UINT32 l_mct_total_size = l_matrix_size + l_dc_shift_size; - - /* add MCT capability */ - int rsiz = (int)parameters->cp_rsiz | (int)MCT; - parameters->cp_rsiz = (OPJ_RSIZ_CAPABILITIES)rsiz; - 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; - } - - 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 (FILE * p_file, opj_bool p_is_read_stream) -{ - return opj_stream_create_file_stream(p_file,J2K_STREAM_CHUNK_SIZE,p_is_read_stream); -} - -opj_stream_t* OPJ_CALLCONV opj_stream_create_file_stream ( FILE * p_file, - OPJ_SIZE_T p_size, - opj_bool p_is_read_stream) -{ - opj_stream_t* l_stream = 00; - - if (! p_file) { - return NULL; - } - - l_stream = opj_stream_create(p_size,p_is_read_stream); - if (! l_stream) { - return NULL; - } - - opj_stream_set_user_data(l_stream, p_file); - 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; -} |
