dmpo.h

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#ifndef _LIBMPO_DMPO_H_
#define _LIBMPO_DMPO_H_

#include <stdbool.h>
#include "mpo.h"

typedef struct mpo_decompress mpo_decompress_struct;

typedef struct decompress_struct_extended {
    struct jpeg_decompress_struct cinfo;
    mpo_decompress_struct * mpo;
} jpeg_decompress_struct_extended ;


typedef struct mpo_decompress
{
    MPExt_Data* APP02;
    jpeg_decompress_struct_extended cinfo;
    struct jpeg_error_mgr jerr;
    //JOCTET ** images_data;/*!<Array pointing to each image data, used only when decoding the whole MPO at once*/
    int currentImage;
} mpo_decompress_struct;





void mpo_create_decompress(mpo_decompress_struct * mpoinfo);

void mpo_stdio_src(mpo_decompress_struct * mpoinfo,FILE * input);

void mpo_mem_src(mpo_decompress_struct * mpoinfo,unsigned char * inbuffer, unsigned long insize);

bool mpo_read_header(mpo_decompress_struct * mpoinfo);

int mpo_get_number_images(mpo_decompress_struct * mpoinfo);

bool mpo_start_decompress(mpo_decompress_struct * mpoinfo);

J_COLOR_SPACE mpo_get_color_space(mpo_decompress_struct * mpoinfo);


JDIMENSION get_output_scanline(mpo_decompress_struct * mpoinfo);
JDIMENSION get_output_width(mpo_decompress_struct * mpoinfo);
JDIMENSION get_output_height(mpo_decompress_struct * mpoinfo);

bool all_scanlines_processed(mpo_decompress_struct * mpoinfo);


size_t mpo_read_scanlines (mpo_decompress_struct * mpoinfo,JSAMPARRAY scanlines, size_t max_lines);


void mpo_skip_to_image(mpo_decompress_struct * mpoinfo,int image);

bool mpo_finish_decompress(mpo_decompress_struct * mpoinfo);

void mpo_destroy_decompress(mpo_decompress_struct * mpoinfo);


void mpo_decompress_error_exit(mpo_decompress_struct *mpoinfo,void exit_func (j_common_ptr));

#endif //_LIBMPO_DMPO_H_