openjpeg/libjp3dvm/openjpeg.c

208 lines
6.2 KiB
C
Raw Normal View History

/*
* Copyright (c) 2005, Herv<EFBFBD> Drolon, FreeImage Team
* Copyright (c) 2006, M<EFBFBD>nica D<EFBFBD>ez Garc<EFBFBD>a, Image Processing Laboratory, University of Valladolid, Spain
* 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"
#define JP3D_VERSION "1.3.0"
/* ---------------------------------------------------------------------- */
#ifdef WIN32
#ifndef OPJ_STATIC
BOOL APIENTRY
DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
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() {
return JP3D_VERSION;
}
opj_dinfo_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT format) {
opj_dinfo_t *dinfo = (opj_dinfo_t*)opj_malloc(sizeof(opj_dinfo_t));
if(!dinfo) return NULL;
dinfo->is_decompressor = true;
switch(format) {
case CODEC_J3D:
case CODEC_J2K:
/* get a J3D decoder handle */
dinfo->j3d_handle = (void*)j3d_create_decompress((opj_common_ptr)dinfo);
if(!dinfo->j3d_handle) {
opj_free(dinfo);
return NULL;
}
break;
default:
opj_free(dinfo);
return NULL;
}
dinfo->codec_format = format;
return dinfo;
}
void OPJ_CALLCONV opj_destroy_decompress(opj_dinfo_t *dinfo) {
if(dinfo) {
/* destroy the codec */
if(dinfo->codec_format != CODEC_UNKNOWN) {
j3d_destroy_decompress((opj_j3d_t*)dinfo->j3d_handle);
}
/* destroy the decompressor */
opj_free(dinfo);
}
}
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] = 0;
parameters->cp_reduce[1] = 0;
parameters->cp_reduce[2] = 0;
parameters->bigendian = 0;
parameters->decod_format = -1;
parameters->cod_format = -1;
}
}
void OPJ_CALLCONV opj_setup_decoder(opj_dinfo_t *dinfo, opj_dparameters_t *parameters) {
if(dinfo && parameters) {
if (dinfo->codec_format != CODEC_UNKNOWN) {
j3d_setup_decoder((opj_j3d_t*)dinfo->j3d_handle, parameters);
}
}
}
opj_volume_t* OPJ_CALLCONV opj_decode(opj_dinfo_t *dinfo, opj_cio_t *cio) {
if(dinfo && cio) {
if (dinfo->codec_format != CODEC_UNKNOWN) {
return j3d_decode((opj_j3d_t*)dinfo->j3d_handle, cio);
}
}
return NULL;
}
opj_cinfo_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT format) {
opj_cinfo_t *cinfo = (opj_cinfo_t*)opj_malloc(sizeof(opj_cinfo_t));
if(!cinfo) return NULL;
cinfo->is_decompressor = false;
switch(format) {
case CODEC_J3D:
case CODEC_J2K:
/* get a J3D coder handle */
cinfo->j3d_handle = (void*)j3d_create_compress((opj_common_ptr)cinfo);
if(!cinfo->j3d_handle) {
opj_free(cinfo);
return NULL;
}
break;
default:
opj_free(cinfo);
return NULL;
}
cinfo->codec_format = format;
return cinfo;
}
void OPJ_CALLCONV opj_destroy_compress(opj_cinfo_t *cinfo) {
if(cinfo) {
/* destroy the codec */
if (cinfo->codec_format != CODEC_UNKNOWN) {
j3d_destroy_compress((opj_j3d_t*)cinfo->j3d_handle);
}
/* destroy the decompressor */
opj_free(cinfo);
}
}
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->numresolution[0] = 3;
parameters->numresolution[1] = 3;
parameters->numresolution[2] = 1;
parameters->cblock_init[0] = 64;
parameters->cblock_init[1] = 64;
parameters->cblock_init[2] = 64;
parameters->prog_order = LRCP;
parameters->roi_compno = -1; /* no ROI */
parameters->atk_wt[0] = 1; /* 5-3 WT */
parameters->atk_wt[1] = 1; /* 5-3 WT */
parameters->atk_wt[2] = 1; /* 5-3 WT */
parameters->irreversible = 0;
parameters->subsampling_dx = 1;
parameters->subsampling_dy = 1;
parameters->subsampling_dz = 1;
parameters->decod_format = -1;
parameters->cod_format = -1;
parameters->encoding_format = ENCOD_2EB;
parameters->transform_format = TRF_2D_DWT;
}
}
void OPJ_CALLCONV opj_setup_encoder(opj_cinfo_t *cinfo, opj_cparameters_t *parameters, opj_volume_t *volume) {
if(cinfo && parameters && volume) {
if (cinfo->codec_format != CODEC_UNKNOWN) {
j3d_setup_encoder((opj_j3d_t*)cinfo->j3d_handle, parameters, volume);
}
}
}
bool OPJ_CALLCONV opj_encode(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_volume_t *volume, char *index) {
if(cinfo && cio && volume) {
if (cinfo->codec_format != CODEC_UNKNOWN) {
return j3d_encode((opj_j3d_t*)cinfo->j3d_handle, cio, volume, index);
}
}
return false;
}