#ifndef JPEG2000_H
#define JPEG2000_H

#ifdef __cplusplus
extern "C" {
#endif

#include "bizchan.h"

/** wrap jpeg2000 compress and decompress function */

/** only accept rgb24 color space now */
typedef struct jpeg2k_raw_image {
    unsigned char *data;
    int len;
    int width;
    int height;
}jpeg2k_raw_image;

typedef struct jpeg2k_coded_image {
    unsigned char *data;
    int len;
    int width;
    int height;
}jpeg2k_coded_image;

/**
 * encoding to jpeg2000 codec stream from raw rgb24 picture
 * @param raw rgb24 picture that provided by user
 * @param coded result image, all things in codec must be zero, memory will allocated by this function
 * @param ratio compress ration from 0 to 100, 0 means no compress, 100 full compress
 * @return return 0 on success
 */
BIZCHAN_API(int) jpeg2k_encode(jpeg2k_raw_image *raw, jpeg2k_coded_image * coded, int ratio);

/**
 * free jpeg2k_encode coded image
 */
BIZCHAN_API(void) jpeg2k_encode_free(jpeg2k_coded_image * coded);

/**
 * decoding to raw rgb24 picture from jpeg2000 codec stream
 * @param raw rgb24 picture that must be zero, memory will allocated by this function
 * @param coded result image, all things in codec must be zero
 * @return return 0 on success
 */
BIZCHAN_API(int) jpeg2k_decode(jpeg2k_raw_image *raw, jpeg2k_coded_image * codec);

/**
 * free jpeg2k_decode raw image
 */
BIZCHAN_API(void) jpeg2k_decode_free(jpeg2k_raw_image *raw);

#ifdef __cplusplus
}//extern "C" {
#endif

#endif // JPEG2000_H