+/* COMPRESSION FUNCTIONS*/
+
+/**
+ * Creates a J2K/JP2 compression structure
+ * @param format Coder to select
+ * @return Returns a handle to a compressor if successful, returns NULL otherwise
+ */
+OPJ_API opj_codec_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT format);
+
+/**
+Set encoding parameters to default values, that means :
+<ul>
+<li>Lossless
+<li>1 tile
+<li>Size of precinct : 2^15 x 2^15 (means 1 precinct)
+<li>Size of code-block : 64 x 64
+<li>Number of resolutions: 6
+<li>No SOP marker in the codestream
+<li>No EPH marker in the codestream
+<li>No sub-sampling in x or y direction
+<li>No mode switch activated
+<li>Progression order: LRCP
+<li>No index file
+<li>No ROI upshifted
+<li>No offset of the origin of the image
+<li>No offset of the origin of the tiles
+<li>Reversible DWT 5-3
+</ul>
+@param parameters Compression parameters
+*/
+OPJ_API void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *parameters);
+
+/**
+ * Setup the encoder parameters using the current image and using user parameters.
+ * @param p_codec Compressor handle
+ * @param parameters Compression parameters
+ * @param image Input filled image
+ */
+OPJ_API opj_bool OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec,
+ opj_cparameters_t *parameters,
+ opj_image_t *image);
+
+/**
+ */
+OPJ_API opj_bool OPJ_CALLCONV opj_start_compress ( opj_codec_t *p_codec,
+ opj_image_t * p_image,
+ opj_stream_t *p_cio);
+
+/**
+ */
+OPJ_API opj_bool OPJ_CALLCONV opj_end_compress (opj_codec_t *p_codec,
+ opj_stream_t *p_stream);
+
+/**
+ * Encode an image into a JPEG-2000 codestream
+ * @param p_codec compressor handle
+ * @param p_stream Output buffer stream
+ *
+ * @return Returns true if successful, returns false otherwise
+ */
+OPJ_API opj_bool OPJ_CALLCONV opj_encode(opj_codec_t *p_codec,
+ opj_stream_t *p_stream);
+
+
+/**
+Destroy Codestream information after compression or decompression
+@param cstr_info Codestream information structure
+*/
+OPJ_API void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_v2_t **cstr_info);
+
+
+
+/*
+==========================================================
+ codec output functions definitions
+==========================================================
+*/
+
+/**
+ * Dump the codec information into the output stream
+ *
+ * @param p_codec the jpeg2000 codec.
+ * @param info_flag type of information dump.
+ * @param output_stream output stream where dump the informations get from the codec.
+ *
+ */
+OPJ_API void OPJ_CALLCONV opj_dump_codec( opj_codec_t *p_codec,
+ OPJ_INT32 info_flag,
+ FILE* output_stream);
+
+/**
+ * Get the codestream information from the codec
+ *
+ * @param p_codec the jpeg2000 codec.
+ *
+ * @return a pointer to a codestream information structure.
+ *
+ */
+OPJ_API opj_codestream_info_v2_t* OPJ_CALLCONV opj_get_cstr_info(opj_codec_t *p_codec);
+
+/**
+ * Get the codestream index from the codec
+ *
+ * @param p_codec the jpeg2000 codec.
+ *
+ * @return a pointer to a codestream index structure.
+ *
+ */
+OPJ_API opj_codestream_index_t * OPJ_CALLCONV opj_get_cstr_index(opj_codec_t *p_codec);
+
+OPJ_API void OPJ_CALLCONV opj_destroy_cstr_index(opj_codestream_index_t **p_cstr_index);
+
+
+/**
+ * Get the JP2 file information from the codec FIXME
+ *
+ * @param p_codec the jpeg2000 codec.
+ *
+ * @return a pointer to a JP2 metadata structure.
+ *
+ */
+OPJ_API opj_jp2_metadata_t* OPJ_CALLCONV opj_get_jp2_metadata(opj_codec_t *p_codec);
+
+/**
+ * Get the JP2 file index from the codec FIXME
+ *
+ * @param p_codec the jpeg2000 codec.
+ *
+ * @return a pointer to a JP2 index structure.
+ *
+ */
+OPJ_API opj_jp2_index_t* OPJ_CALLCONV opj_get_jp2_index(opj_codec_t *p_codec);
+
+
+/*
+==========================================================
+ new functions
+==========================================================
+*/
+
+/**
+ * Sets the MCT matrix to use.
+ *
+ * @param parameters the parameters to change.
+ * @param pEncodingMatrix the encoding matrix.
+ * @param p_dc_shift the dc shift coefficients to use.
+ * @param pNbComp the number of components of the image.
+ *
+ * @return true if the parameters could be set.
+ */
+OPJ_API opj_bool OPJ_CALLCONV opj_set_MCT( opj_cparameters_t *parameters,
+ OPJ_FLOAT32 * pEncodingMatrix,
+ OPJ_INT32 * p_dc_shift,
+ OPJ_UINT32 pNbComp);
+
+