diff options
Diffstat (limited to 'extern/libopenjpeg/openjpeg.c')
-rw-r--r-- | extern/libopenjpeg/openjpeg.c | 951 |
1 files changed, 786 insertions, 165 deletions
diff --git a/extern/libopenjpeg/openjpeg.c b/extern/libopenjpeg/openjpeg.c index 180cc844ab5..4665d906eb0 100644 --- a/extern/libopenjpeg/openjpeg.c +++ b/extern/libopenjpeg/openjpeg.c @@ -1,5 +1,12 @@ /* + * 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 @@ -28,9 +35,99 @@ #include <windows.h> #endif /* _WIN32 */ -#include "opj_config.h" #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 @@ -57,62 +154,185 @@ DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) { /* ---------------------------------------------------------------------- */ - const char* OPJ_CALLCONV opj_version(void) { - return PACKAGE_VERSION; -} - -opj_dinfo_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT format) { - opj_dinfo_t *dinfo = (opj_dinfo_t*)opj_calloc(1, sizeof(opj_dinfo_t)); - if(!dinfo) return NULL; - dinfo->is_decompressor = OPJ_TRUE; - switch(format) { - case CODEC_J2K: - case CODEC_JPT: - /* get a J2K decoder handle */ - dinfo->j2k_handle = (void*)j2k_create_decompress((opj_common_ptr)dinfo); - if(!dinfo->j2k_handle) { - opj_free(dinfo); + 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; + } + memset(l_codec, 0, sizeof(opj_codec_private_t)); + + 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 = opj_j2k_create_decompress(); + + if (! l_codec->m_codec) { + opj_free(l_codec); return NULL; } + break; - case CODEC_JP2: + + case OPJ_CODEC_JP2: /* get a JP2 decoder handle */ - dinfo->jp2_handle = (void*)jp2_create_decompress((opj_common_ptr)dinfo); - if(!dinfo->jp2_handle) { - opj_free(dinfo); - return NULL; + 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 OPJ_CODEC_UNKNOWN: + case OPJ_CODEC_JPT: default: - opj_free(dinfo); - return NULL; + opj_free(l_codec); + return 00; } - dinfo->codec_format = format; - - return dinfo; -} - -void OPJ_CALLCONV opj_destroy_decompress(opj_dinfo_t *dinfo) { - if(dinfo) { - /* destroy the codec */ - switch(dinfo->codec_format) { - case CODEC_J2K: - case CODEC_JPT: - j2k_destroy_decompress((opj_j2k_t*)dinfo->j2k_handle); - break; - case CODEC_JP2: - jp2_destroy_decompress((opj_jp2_t*)dinfo->jp2_handle); - break; - case CODEC_UNKNOWN: - default: - break; - } - /* destroy the decompressor */ - opj_free(dinfo); - } + 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) { @@ -121,7 +341,6 @@ void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *paramete /* 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; @@ -136,108 +355,298 @@ void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *paramete } } -void OPJ_CALLCONV opj_setup_decoder(opj_dinfo_t *dinfo, opj_dparameters_t *parameters) { - if(dinfo && parameters) { - switch(dinfo->codec_format) { - case CODEC_J2K: - case CODEC_JPT: - j2k_setup_decoder((opj_j2k_t*)dinfo->j2k_handle, parameters); - break; - case CODEC_JP2: - jp2_setup_decoder((opj_jp2_t*)dinfo->jp2_handle, parameters); - break; - case CODEC_UNKNOWN: - default: - break; +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_image_t* OPJ_CALLCONV opj_decode(opj_dinfo_t *dinfo, opj_cio_t *cio) { - return opj_decode_with_info(dinfo, cio, NULL); +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_image_t* OPJ_CALLCONV opj_decode_with_info(opj_dinfo_t *dinfo, opj_cio_t *cio, opj_codestream_info_t *cstr_info) { - if(dinfo && cio) { - switch(dinfo->codec_format) { - case CODEC_J2K: - return j2k_decode((opj_j2k_t*)dinfo->j2k_handle, cio, cstr_info); - case CODEC_JPT: - return j2k_decode_jpt_stream((opj_j2k_t*)dinfo->j2k_handle, cio, cstr_info); - case CODEC_JP2: - return opj_jp2_decode((opj_jp2_t*)dinfo->jp2_handle, cio, cstr_info); - case CODEC_UNKNOWN: - default: - break; +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 NULL; + + return OPJ_FALSE; } -opj_cinfo_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT format) { - opj_cinfo_t *cinfo = (opj_cinfo_t*)opj_calloc(1, sizeof(opj_cinfo_t)); - if(!cinfo) return NULL; - cinfo->is_decompressor = OPJ_FALSE; - switch(format) { - case CODEC_J2K: - /* get a J2K coder handle */ - cinfo->j2k_handle = (void*)j2k_create_compress((opj_common_ptr)cinfo); - if(!cinfo->j2k_handle) { - opj_free(cinfo); - return NULL; - } - break; - case CODEC_JP2: - /* get a JP2 coder handle */ - cinfo->jp2_handle = (void*)jp2_create_compress((opj_common_ptr)cinfo); - if(!cinfo->jp2_handle) { - opj_free(cinfo); - return NULL; - } - break; - case CODEC_JPT: - case CODEC_UNKNOWN: - default: - opj_free(cinfo); - return NULL; +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; - cinfo->codec_format = format; + if (! l_codec->is_decompressor) { + return OPJ_FALSE; + } - return cinfo; + 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; } -void OPJ_CALLCONV opj_destroy_compress(opj_cinfo_t *cinfo) { - if(cinfo) { - /* destroy the codec */ - switch(cinfo->codec_format) { - case CODEC_J2K: - j2k_destroy_compress((opj_j2k_t*)cinfo->j2k_handle); - break; - case CODEC_JP2: - jp2_destroy_compress((opj_jp2_t*)cinfo->jp2_handle); - break; - case CODEC_JPT: - case CODEC_UNKNOWN: - default: - break; +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; } - /* destroy the decompressor */ - opj_free(cinfo); + + 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 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 = (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 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 = (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 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 = OFF; + parameters->cp_cinema = OPJ_OFF; /* DEPRECATED */ + parameters->rsiz = OPJ_PROFILE_NONE; parameters->max_comp_size = 0; parameters->numresolution = 6; - parameters->cp_rsiz = STD_RSIZ; + parameters->cp_rsiz = OPJ_STD_RSIZ; /* DEPRECATED */ parameters->cblockw_init = 64; parameters->cblockh_init = 64; - parameters->prog_order = LRCP; + parameters->prog_order = OPJ_LRCP; parameters->roi_compno = -1; /* no ROI */ parameters->subsampling_dx = 1; parameters->subsampling_dy = 1; @@ -246,7 +655,7 @@ void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *paramete parameters->cod_format = -1; parameters->tcp_rates[0] = 0; parameters->tcp_numlayers = 0; - parameters->cp_disto_alloc = 0; + parameters->cp_disto_alloc = 0; parameters->cp_fixed_alloc = 0; parameters->cp_fixed_quality = 0; parameters->jpip_on = OPJ_FALSE; @@ -285,59 +694,271 @@ void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *paramete } } -void OPJ_CALLCONV opj_setup_encoder(opj_cinfo_t *cinfo, opj_cparameters_t *parameters, opj_image_t *image) { - if(cinfo && parameters && image) { - switch(cinfo->codec_format) { - case CODEC_J2K: - j2k_setup_encoder((opj_j2k_t*)cinfo->j2k_handle, parameters, image); - break; - case CODEC_JP2: - jp2_setup_encoder((opj_jp2_t*)cinfo->jp2_handle, parameters, image); - break; - case CODEC_JPT: - case CODEC_UNKNOWN: - default: - break; +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) { + 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_encode(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_image_t *image, char *index) { - if (index != NULL) - opj_event_msg((opj_common_ptr)cinfo, EVT_WARNING, "Set index to NULL when calling the opj_encode function.\n" - "To extract the index, use the opj_encode_with_info() function.\n" - "No index will be generated during this encoding\n"); - return opj_encode_with_info(cinfo, cio, image, NULL); +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_encode_with_info(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_image_t *image, opj_codestream_info_t *cstr_info) { - if(cinfo && cio && image) { - switch(cinfo->codec_format) { - case CODEC_J2K: - return j2k_encode((opj_j2k_t*)cinfo->j2k_handle, cio, image, cstr_info); - case CODEC_JP2: - return opj_jp2_encode((opj_jp2_t*)cinfo->jp2_handle, cio, image, cstr_info); - case CODEC_JPT: - case CODEC_UNKNOWN: - default: - break; +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_cstr_info(opj_codestream_info_t *cstr_info) { +/* ---------------------------------------------------------------------- */ + +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) { - int tileno; - for (tileno = 0; tileno < cstr_info->tw * cstr_info->th; tileno++) { - opj_tile_info_t *tile_info = &cstr_info->tile[tileno]; - opj_free(tile_info->thresh); - opj_free(tile_info->packet); - opj_free(tile_info->tp); - opj_free(tile_info->marker); + + 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->tile); - opj_free(cstr_info->marker); - opj_free(cstr_info->numdecompos); + + 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; +} |