/* SPDX-FileCopyrightText: 1999-2001 David Hodson <hodsond@acm.org>.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

/** \file
 * \ingroup imbcineon
 *
 * Cineon image file format library definitions.
 * Also handles DPX files (almost)
 */

#pragma once

#include "logImageCore.h"

#ifdef __cplusplus
extern "C" {
#endif

#define CINEON_FILE_MAGIC 0x802A5FD7
#define CINEON_UNDEFINED_U8 0xFF
#define CINEON_UNDEFINED_U16 0xFFFF
#define CINEON_UNDEFINED_U32 0xFFFFFFFF
#define CINEON_UNDEFINED_R32 0x7F800000
#define CINEON_UNDEFINED_CHAR 0

typedef struct {
  unsigned int magic_num;
  unsigned int offset;
  unsigned int gen_hdr_size;
  unsigned int ind_hdr_size;
  unsigned int user_data_size;
  unsigned int file_size;
  char version[8];
  char file_name[100];
  char creation_date[12];
  char creation_time[12];
  char reserved[36];
} CineonFileHeader;

typedef struct {
  uchar descriptor1;
  uchar descriptor2;
  uchar bits_per_sample;
  uchar filler;
  unsigned int pixels_per_line;
  unsigned int lines_per_image;
  unsigned int ref_low_data;
  float ref_low_quantity;
  unsigned int ref_high_data;
  float ref_high_quantity;
} CineonElementHeader;

typedef struct {
  uchar orientation;
  uchar elements_per_image;
  unsigned short filler;
  CineonElementHeader element[8];
  float white_point_x;
  float white_point_y;
  float red_primary_x;
  float red_primary_y;
  float green_primary_x;
  float green_primary_y;
  float blue_primary_x;
  float blue_primary_y;
  char label[200];
  char reserved[28];
  uchar interleave;
  uchar packing;
  uchar data_sign;
  uchar sense;
  unsigned int line_padding;
  unsigned int element_padding;
  char reserved2[20];
} CineonImageHeader;

typedef struct {
  int x_offset;
  int y_offset;
  char file_name[100];
  char creation_date[12];
  char creation_time[12];
  char input_device[64];
  char model_number[32];
  char input_serial_number[32];
  float x_input_samples_per_mm;
  float y_input_samples_per_mm;
  float input_device_gamma;
  char reserved[40];
} CineonOriginationHeader;

typedef struct {
  uchar film_code;
  uchar film_type;
  uchar edge_code_perforation_offset;
  uchar filler;
  unsigned int prefix;
  unsigned int count;
  char format[32];
  unsigned int frame_position;
  float frame_rate;
  char attribute[32];
  char slate[200];
  char reserved[740];
} CineonFilmHeader;

typedef struct {
  CineonFileHeader fileHeader;
  CineonImageHeader imageHeader;
  CineonOriginationHeader originationHeader;
  CineonFilmHeader filmHeader;
} CineonMainHeader;

void cineonSetVerbose(int);
LogImageFile *cineonOpen(const uchar *byteStuff, int fromMemory, size_t bufferSize);
LogImageFile *cineonCreate(
    const char *filepath, int width, int height, int bitsPerSample, const char *creator);

#ifdef __cplusplus
}
#endif