opj_cp_t *cp;
} opj_t2_t;
+/**
+Tier-2 coding
+*/
+typedef struct opj_t2_v2 {
+ /** codec context */
+ opj_common_ptr cinfo;
+
+ /** Encoding: pointer to the src image. Decoding: pointer to the dst image. */
+ opj_image_header_t *image;
+ /** pointer to the image coding parameters */
+ opj_cp_v2_t *cp;
+} opj_t2_v2_t;
+
/** @name Exported functions */
/*@{*/
/* ----------------------------------------------------------------------- */
@param maxlayers maximum number of layers
@param dest the destination buffer
@param len the length of the destination buffer
-@param image_info structure to create an index file
+@param cstr_info Codestream information structure
+@param tpnum Tile part number of the current tile
+@param tppos The position of the tile part flag in the progression order
+@param pino
+@param t2_mode If == 0 In Threshold calculation ,If == 1 Final pass
+@param cur_totnum_tp The total number of tile parts in the current tile
*/
-int t2_encode_packets(opj_t2_t* t2, int tileno, opj_tcd_tile_t *tile, int maxlayers, unsigned char *dest, int len, opj_image_info_t *image_info);
+int t2_encode_packets(opj_t2_t* t2,int tileno, opj_tcd_tile_t *tile, int maxlayers, unsigned char *dest, int len, opj_codestream_info_t *cstr_info,int tpnum, int tppos,int pino,J2K_T2_MODE t2_mode,int cur_totnum_tp);
+/**
+Decode the packets of a tile from a source buffer
+@param t2 T2 handle
+@param src the source buffer
+@param len length of the source buffer
+@param tileno number that identifies the tile for which to decode the packets
+@param tile tile for which to decode the packets
+@param cstr_info Codestream information structure
+ */
+int t2_decode_packets(opj_t2_t *t2, unsigned char *src, int len, int tileno, opj_tcd_tile_t *tile, opj_codestream_info_t *cstr_info);
/**
Decode the packets of a tile from a source buffer
@param tileno number that identifies the tile for which to decode the packets
@param tile tile for which to decode the packets
*/
-int t2_decode_packets(opj_t2_t *t2, unsigned char *src, int len, int tileno, opj_tcd_tile_t *tile);
+opj_bool t2_decode_packets_v2( opj_t2_v2_t *t2,
+ OPJ_UINT32 tileno,
+ struct opj_tcd_tile *tile,
+ OPJ_BYTE *src, OPJ_UINT32 * p_data_read,
+ OPJ_UINT32 len,
+ struct opj_codestream_info_v2 *cstr_info);
+
+/**
+ * Creates a Tier 2 handle
+ *
+ * @param p_image Source or destination image
+ * @param p_cp Image coding parameters.
+ * @return a new T2 handle if successful, NULL otherwise.
+*/
+opj_t2_v2_t* t2_create_v2(struct opj_image_header *p_image, opj_cp_v2_t *p_cp);
/**
Create a T2 handle
*/
void t2_destroy(opj_t2_t *t2);
+/**
+Destroy a T2 handle
+@param t2 T2 handle to destroy
+*/
+void t2_destroy_v2(opj_t2_v2_t *t2);
+
/* ----------------------------------------------------------------------- */
/*@}*/