*/
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);
+ 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);
+
+ 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;
const char* OPJ_CALLCONV opj_version(void) {
- return PACKAGE_VERSION;
+ return OPJ_PACKAGE_VERSION;
}
return cinfo;
}
+
+opj_codec_t* OPJ_CALLCONV opj_create_compress_v2(OPJ_CODEC_FORMAT p_format)
+{
+ opj_codec_private_t *l_info = 00;
+
+ l_info = (opj_codec_private_t*)opj_calloc(1, sizeof(opj_codec_private_t));
+ if (!l_info) {
+ return 00;
+ }
+
+ memset(l_info, 0, sizeof(opj_codec_private_t));
+ l_info->is_decompressor = 0;
+
+ switch(p_format) {
+ case CODEC_J2K:
+ l_info->m_codec_data.m_compression.opj_encode = (opj_bool (*) ( void *,
+ struct opj_stream_private *,
+ struct opj_event_mgr * )) j2k_encode_v2;
+
+ l_info->m_codec_data.m_compression.opj_end_compress = (opj_bool (*) ( void *,
+ struct opj_stream_private *,
+ struct opj_event_mgr *)) j2k_end_compress;
+
+ l_info->m_codec_data.m_compression.opj_start_compress = (opj_bool (*) ( void *,
+ struct opj_stream_private *,
+ struct opj_image * ,
+ struct opj_event_mgr *)) j2k_start_compress;
+
+ l_info->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 *) ) j2k_write_tile;
+
+ l_info->m_codec_data.m_compression.opj_destroy = (void (*) (void *)) j2k_destroy;
+
+ l_info->m_codec_data.m_compression.opj_setup_encoder = (void (*) ( void *,
+ opj_cparameters_t *,
+ struct opj_image *,
+ struct opj_event_mgr * )) j2k_setup_encoder;
+
+ l_info->m_codec = j2k_create_compress_v2();
+ if (! l_info->m_codec) {
+ opj_free(l_info);
+ return 00;
+ }
+
+ break;
+
+ case CODEC_JP2:
+ /* get a JP2 decoder handle */
+ l_info->m_codec_data.m_compression.opj_encode = (opj_bool (*) ( void *,
+ struct opj_stream_private *,
+ struct opj_event_mgr * )) opj_jp2_encode;
+
+ l_info->m_codec_data.m_compression.opj_end_compress = (opj_bool (*) ( void *,
+ struct opj_stream_private *,
+ struct opj_event_mgr *)) jp2_end_compress;
+
+ l_info->m_codec_data.m_compression.opj_start_compress = (opj_bool (*) ( void *,
+ struct opj_stream_private *,
+ struct opj_image * ,
+ struct opj_event_mgr *)) jp2_start_compress;
+
+ l_info->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 *)) jp2_write_tile;
+
+ l_info->m_codec_data.m_compression.opj_destroy = (void (*) (void *)) jp2_destroy;
+
+ l_info->m_codec_data.m_compression.opj_setup_encoder = (void (*) ( void *,
+ opj_cparameters_t *,
+ struct opj_image *,
+ struct opj_event_mgr * )) jp2_setup_encoder;
+
+ l_info->m_codec = jp2_create(OPJ_FALSE);
+ if (! l_info->m_codec) {
+ opj_free(l_info);
+ return 00;
+ }
+
+ break;
+
+ case CODEC_UNKNOWN:
+ case CODEC_JPT:
+ default:
+ opj_free(l_info);
+ return 00;
+ }
+
+ /*set_default_event_handler(&(l_info->m_event_mgr));*/
+ return (opj_codec_t*) l_info;
+}
+
+
void OPJ_CALLCONV opj_destroy_compress(opj_cinfo_t *cinfo) {
if(cinfo) {
/* destroy the codec */
}
}
+opj_bool OPJ_CALLCONV opj_setup_encoder_v2(opj_codec_t *p_info, opj_cparameters_t *parameters, opj_image_t *image)
+{
+ if (p_info && parameters && image) {
+ opj_codec_private_t * l_codec = ((opj_codec_private_t *) p_info);
+
+ if (! l_codec->is_decompressor) {
+ l_codec->m_codec_data.m_compression.opj_setup_encoder(l_codec->m_codec,parameters,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_cio)
+{
+ if (p_codec && p_cio) {
+ opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+ opj_stream_private_t * l_cio = (opj_stream_private_t *) p_cio;
+
+ if (! l_codec->is_decompressor) {
+ return l_codec->m_codec_data.m_compression.opj_start_compress(l_codec->m_codec,l_cio,p_image,l_codec->m_event_mgr);
+ }
+ }
+
+ return OPJ_FALSE;
+}
+
+opj_bool OPJ_CALLCONV opj_encode_v2(opj_codec_t *p_info, opj_stream_t *cio)
+{
+ if (p_info && cio) {
+ opj_codec_private_t * l_codec = (opj_codec_private_t *) p_info;
+ opj_stream_private_t * l_cio = (opj_stream_private_t *) cio;
+
+ if (! l_codec->is_decompressor) {
+ l_codec->m_codec_data.m_compression.opj_encode(l_codec->m_codec,l_cio,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_cio)
+{
+ if (p_codec && p_cio) {
+ opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+ opj_stream_private_t * l_cio = (opj_stream_private_t *) p_cio;
+
+ if (! l_codec->is_decompressor) {
+ return l_codec->m_codec_data.m_compression.opj_end_compress(l_codec->m_codec,l_cio,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"
return OPJ_TRUE;
}
+
+
+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;
+}
+
+
+
projects / openjpeg.git / blobdiff