* POSSIBILITY OF SUCH DAMAGE.
*/
-
#include "opj_includes.h"
+const char * opj_version() {
+ return OPENJPEG_VERSION;
+}
+
opj_dinfo_t* 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_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 NULL;
- }
- break;
- case 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;
- }
- break;
- default:
- opj_free(dinfo);
- return NULL;
- }
-
- dinfo->codec_format = format;
-
- return dinfo;
+ 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_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 NULL;
+ }
+ break;
+ case 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;
+ }
+ break;
+ default:
+ opj_free(dinfo);
+ return NULL;
+ }
+
+ dinfo->codec_format = format;
+
+ return dinfo;
}
void 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;
- }
- /* destroy the decompressor */
- opj_free(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;
+ }
+ /* destroy the decompressor */
+ opj_free(dinfo);
+ }
}
void 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;
- }
+ 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;
+ }
}
void 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;
- }
- }
+ 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;
+ }
+ }
}
opj_image_t* opj_decode(opj_dinfo_t *dinfo, opj_cio_t *cio) {
- if(dinfo && cio) {
- switch(dinfo->codec_format) {
- case CODEC_J2K:
- return j2k_decode((opj_j2k_t*)dinfo->j2k_handle, cio);
- case CODEC_JPT:
- return j2k_decode_jpt_stream((opj_j2k_t*)dinfo->j2k_handle, cio);
- case CODEC_JP2:
- return jp2_decode((opj_jp2_t*)dinfo->jp2_handle, cio);
- }
- }
-
- return NULL;
+ if(dinfo && cio) {
+ switch(dinfo->codec_format) {
+ case CODEC_J2K:
+ return j2k_decode((opj_j2k_t*)dinfo->j2k_handle, cio);
+ case CODEC_JPT:
+ return j2k_decode_jpt_stream((opj_j2k_t*)dinfo->j2k_handle, cio);
+ case CODEC_JP2:
+ return jp2_decode((opj_jp2_t*)dinfo->jp2_handle, cio);
+ }
+ }
+
+ return NULL;
}
opj_cinfo_t* 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_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;
- default:
- opj_free(cinfo);
- return NULL;
- }
-
- cinfo->codec_format = format;
-
- return cinfo;
+ 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_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;
+ default:
+ opj_free(cinfo);
+ return NULL;
+ }
+
+ cinfo->codec_format = format;
+
+ return cinfo;
}
void opj_destroy_compress(opj_cinfo_t *cinfo) {
- if(cinfo) {
- /* destroy the codec */
- switch(cinfo->codec_format) {
- case CODEC_J2K:
- j2k_destroy_decompress((opj_j2k_t*)cinfo->j2k_handle);
- break;
- case CODEC_JP2:
- jp2_destroy_decompress((opj_jp2_t*)cinfo->jp2_handle);
- break;
- }
- /* destroy the decompressor */
- opj_free(cinfo);
- }
+ if(cinfo) {
+ /* destroy the codec */
+ switch(cinfo->codec_format) {
+ case CODEC_J2K:
+ j2k_destroy_decompress((opj_j2k_t*)cinfo->j2k_handle);
+ break;
+ case CODEC_JP2:
+ jp2_destroy_decompress((opj_jp2_t*)cinfo->jp2_handle);
+ break;
+ }
+ /* destroy the decompressor */
+ opj_free(cinfo);
+ }
}
void opj_set_default_encoder_parameters(opj_cparameters_t *parameters) {
- if(parameters) {
- memset(parameters, 0, sizeof(opj_cparameters_t));
- /* default coding parameters */
- parameters->numresolution = 6;
- 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->decod_format = -1;
- parameters->cod_format = -1;
- }
+ if(parameters) {
+ memset(parameters, 0, sizeof(opj_cparameters_t));
+ /* default coding parameters */
+ parameters->numresolution = 6;
+ 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->decod_format = -1;
+ parameters->cod_format = -1;
+ }
}
void 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;
- }
- }
+ 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;
+ }
+ }
}
bool opj_encode(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_image_t *image, char *index) {
- if(cinfo && cio && image) {
- switch(cinfo->codec_format) {
- case CODEC_J2K:
- return j2k_encode((opj_j2k_t*)cinfo->j2k_handle, cio, image, index);
- case CODEC_JP2:
- return jp2_encode((opj_jp2_t*)cinfo->jp2_handle, cio, image, index);
- }
- }
-
- return false;
+ if(cinfo && cio && image) {
+ switch(cinfo->codec_format) {
+ case CODEC_J2K:
+ return j2k_encode((opj_j2k_t*)cinfo->j2k_handle, cio, image, index);
+ case CODEC_JP2:
+ return jp2_encode((opj_jp2_t*)cinfo->jp2_handle, cio, image, index);
+ }
+ }
+
+ return false;
}
projects / openjpeg.git / blobdiff