epeg_private.h

#ifndef _EPEG_PRIVATE_H
#define _EPEG_PRIVATE_H

#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <time.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <setjmp.h>
#include <jpeglib.h>
#include <transupp.h>

typedef struct _epeg_error_mgr *emptr;

struct _epeg_error_mgr {
    struct     jpeg_error_mgr pub;
    jmp_buf    setjmp_buffer;
};

struct _Epeg_Image {
    struct _epeg_error_mgr          jerr;
    struct stat                     stat_info;
    unsigned char                  *pixels;
    unsigned char                 **lines;

    char                            scaled : 1;

    int                             error;
    char                            error_msg[JMSG_LENGTH_MAX];

    Epeg_Colorspace                 color_space;

    struct {
        char                          *file;
        struct {
            unsigned char           **data;
            int                       size;
        } mem;
        int                            w, h;
        char                          *comment;
        FILE                          *f;
        J_COLOR_SPACE                  color_space;
        struct jpeg_decompress_struct  jinfo;
        struct {
            char                       *uri;
            unsigned long long int      mtime;
            int                         w, h;
            char                       *mime;
        } thumb_info;
    } in;
    struct {
        char                        *file;
        struct {
            unsigned char           **data;
            int                      *size;
        } mem;
        int                          x, y;
        int                          w, h;
        Epeg_Transform               transform;
        char                        *comment;
        FILE                        *f;
        struct jpeg_compress_struct  jinfo;
        int                          quality;
        char                         thumbnail_info : 1;
    } out;
};

METHODDEF(void) _jpeg_decompress_error_exit(j_common_ptr cinfo);
METHODDEF(void) _jpeg_init_source(j_decompress_ptr cinfo);
METHODDEF(boolean) _jpeg_fill_input_buffer(j_decompress_ptr cinfo);
METHODDEF(void) _jpeg_skip_input_data(j_decompress_ptr cinfo, long num_bytes);
METHODDEF(void) _jpeg_term_source(j_decompress_ptr cinfo);

METHODDEF(void) _jpeg_init_destination(j_compress_ptr cinfo);
METHODDEF(boolean) _jpeg_empty_output_buffer (j_compress_ptr cinfo);
METHODDEF(void) _jpeg_term_destination (j_compress_ptr cinfo);

METHODDEF(void) _emit_message (j_common_ptr cinfo, int msg_level);
METHODDEF(void) _output_message (j_common_ptr cinfo);
METHODDEF(void) _format_message (j_common_ptr cinfo, char *buffer);
#endif