tornavis/source/blender/imbuf/intern/cineon/cineonlib.h

123 lines
2.7 KiB
C

/* 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