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Move all TIFF type definitions to the source file

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This commit is contained in:
Abdelrahman Said
2024-05-06 00:31:14 +01:00
parent c2391df946
commit 1c667f4128
2 changed files with 155 additions and 156 deletions
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155
src/tiff/tiffread.c
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@@ -8,6 +8,7 @@
#include <netinet/in.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
@@ -34,6 +35,160 @@
#define TEMP_ARENA_CAPACITY (20 * 1024 * 1024)
#define TYPE_MAX_COUNT (UINT8_MAX * sizeof(const char *))
// clang-format off
enum tiff_byte_order {
TIFF_ORDER_LITTLE_ENDIAN = 0x4949,
TIFF_ORDER_BIG_ENDIAN = 0x4d4d,
};
enum tiff_public_tags {
#include "tiff_public_tags.inc"
};
enum tiff_field_types {
#include "tiff_field_types.inc"
};
typedef struct field_type TiffFieldType;
struct field_type {
const char *name;
u16 byte_count;
};
internal TiffFieldType field_types[TYPE_MAX_COUNT] = {
#define TIFF_TYPE_LOOKUP
#include "tiff_field_types.inc"
#undef TIFF_TYPE_LOOKUP
};
typedef enum tiff_image_type_names {
TIFF_IMAGE_TYPE_INVALID = 0,
TIFF_IMAGE_TYPE_BILEVEL = 1,
TIFF_IMAGE_TYPE_GRAYSCALE = TIFF_PUBLIC_TAG_BITS_PER_SAMPLE,
TIFF_IMAGE_TYPE_PALETTE = TIFF_PUBLIC_TAG_BITS_PER_SAMPLE | TIFF_PUBLIC_TAG_COLOR_MAP,
TIFF_IMAGE_TYPE_RGB = TIFF_PUBLIC_TAG_BITS_PER_SAMPLE | TIFF_PUBLIC_TAG_SAMPLES_PER_PIXEL,
} TiffImageType;
enum tiff_extra_samples {
TIFF_EXTRA_SAMPLE_UNSPECIFIED = 0x0000,
TIFF_EXTRA_SAMPLE_ASSOCIATED_ALPHA = 0x0001,
TIFF_EXTRA_SAMPLE_UNASSOCIATED_ALPHA = 0x0002,
};
enum tiff_compression {
TIFF_COMPRESSION_UNCOMPRESSED = 0x0001,
TIFF_COMPRESSION_CCITT_1D = 0x0002,
TIFF_COMPRESSION_GROUP_3_FAX = 0x0003,
TIFF_COMPRESSION_GROUP_4_FAX = 0x0004,
TIFF_COMPRESSION_LZW = 0x0005,
TIFF_COMPRESSION_JPEG = 0x0006,
TIFF_COMPRESSION_PACK_BITS = 0x8005,
};
enum tiff_photometric_interpretation {
TIFF_PHOTOMETRIC_INTERPRETATION_WHITE_IS_ZERO = 0x0000,
TIFF_PHOTOMETRIC_INTERPRETATION_BLACK_IS_ZERO = 0x0001,
TIFF_PHOTOMETRIC_INTERPRETATION_RGB = 0x0002,
TIFF_PHOTOMETRIC_INTERPRETATION_RGB_PALETTE = 0x0003,
TIFF_PHOTOMETRIC_INTERPRETATION_TRANSPARENCY_MASK = 0x0004,
TIFF_PHOTOMETRIC_INTERPRETATION_CMYK = 0x0005,
TIFF_PHOTOMETRIC_INTERPRETATION_YCbCr = 0x0006,
TIFF_PHOTOMETRIC_INTERPRETATION_CIELab = 0x0008,
TIFF_PHOTOMETRIC_INTERPRETATION_INVALID,
};
enum tiff_planar_configuration {
TIFF_PLANAR_CONFIG_CHUNKY = 0x0001,
TIFF_PLANAR_CONFIG_PLANAR = 0x0002,
};
// clang-format on
typedef struct short_long_value ShortLongValue;
struct short_long_value {
union {
u16 short_val;
u32 long_val;
};
};
typedef struct hdr TiffHdr;
struct hdr {
u16 order;
u16 magic;
u32 first_ifd_offset;
};
typedef struct field TiffField;
struct field {
u16 tag;
u16 type;
u32 count;
u32 value_offset;
};
typedef struct IFD TiffIFD;
struct IFD {
u16 count;
TiffField *fields;
u32 next_ifd;
};
typedef enum {
ALPHA_TYPE_UNDEFINED = 0,
ALPHA_TYPE_ASSOCIATED,
ALPHA_TYPE_UNASSOCIATED,
} AlphaType;
typedef struct tiff_alpha TiffAlpha;
struct tiff_alpha {
AlphaType type;
u32 sample_offset;
};
typedef struct tiff_sample_bits TiffSampleBits;
struct tiff_sample_bits {
u16 r;
u16 g;
u16 b;
u16 a;
};
typedef struct tiff_strip TiffStrip;
struct tiff_strip {
u32 offset;
u32 byte_count;
};
typedef struct tiff_image TiffImage;
struct tiff_image {
TiffImageType type;
u32 image_width;
u32 image_length;
u32 bits_per_sample;
u32 sample_count;
bool bits_per_sample_offset;
u16 compression;
u16 photometric_interpretation;
u16 strip_offsets_type_byte_count;
ShortLongValue strip_offsets;
bool strip_offsets_offset;
u32 rows_per_strip;
u16 strip_byte_count_type_byte_count;
ShortLongValue strip_byte_counts;
bool strip_byte_counts_offset;
u32 strip_count;
u32 color_map;
u32 extra_samples;
u32 extra_samples_count;
bool extra_samples_offset;
TiffAlpha alpha;
TiffSampleBits rgba_bits_per_sample;
TiffStrip *strips;
};
typedef struct tiff_reader TiffReader;
struct tiff_reader {
FILE *fp;

156
src/tiff/tiffread.h
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@@ -6,163 +6,7 @@
extern "C" {
#endif // __cplusplus
#include "aliases.h"
#include "image.h"
#include <stdbool.h>
#define TYPE_MAX_COUNT (UINT8_MAX * sizeof(const char *))
// clang-format off
enum tiff_byte_order {
TIFF_ORDER_LITTLE_ENDIAN = 0x4949,
TIFF_ORDER_BIG_ENDIAN = 0x4d4d,
};
enum tiff_public_tags {
#include "tiff_public_tags.inc"
};
enum tiff_field_types {
#include "tiff_field_types.inc"
};
typedef struct field_type TiffFieldType;
struct field_type {
const char *name;
u16 byte_count;
};
internal TiffFieldType field_types[TYPE_MAX_COUNT] = {
#define TIFF_TYPE_LOOKUP
#include "tiff_field_types.inc"
#undef TIFF_TYPE_LOOKUP
};
typedef enum tiff_image_type_names {
TIFF_IMAGE_TYPE_INVALID = 0,
TIFF_IMAGE_TYPE_BILEVEL = 1,
TIFF_IMAGE_TYPE_GRAYSCALE = TIFF_PUBLIC_TAG_BITS_PER_SAMPLE,
TIFF_IMAGE_TYPE_PALETTE = TIFF_PUBLIC_TAG_BITS_PER_SAMPLE | TIFF_PUBLIC_TAG_COLOR_MAP,
TIFF_IMAGE_TYPE_RGB = TIFF_PUBLIC_TAG_BITS_PER_SAMPLE | TIFF_PUBLIC_TAG_SAMPLES_PER_PIXEL,
} TiffImageType;
enum tiff_extra_samples {
TIFF_EXTRA_SAMPLE_UNSPECIFIED = 0x0000,
TIFF_EXTRA_SAMPLE_ASSOCIATED_ALPHA = 0x0001,
TIFF_EXTRA_SAMPLE_UNASSOCIATED_ALPHA = 0x0002,
};
enum tiff_compression {
TIFF_COMPRESSION_UNCOMPRESSED = 0x0001,
TIFF_COMPRESSION_CCITT_1D = 0x0002,
TIFF_COMPRESSION_GROUP_3_FAX = 0x0003,
TIFF_COMPRESSION_GROUP_4_FAX = 0x0004,
TIFF_COMPRESSION_LZW = 0x0005,
TIFF_COMPRESSION_JPEG = 0x0006,
TIFF_COMPRESSION_PACK_BITS = 0x8005,
};
enum tiff_photometric_interpretation {
TIFF_PHOTOMETRIC_INTERPRETATION_WHITE_IS_ZERO = 0x0000,
TIFF_PHOTOMETRIC_INTERPRETATION_BLACK_IS_ZERO = 0x0001,
TIFF_PHOTOMETRIC_INTERPRETATION_RGB = 0x0002,
TIFF_PHOTOMETRIC_INTERPRETATION_RGB_PALETTE = 0x0003,
TIFF_PHOTOMETRIC_INTERPRETATION_TRANSPARENCY_MASK = 0x0004,
TIFF_PHOTOMETRIC_INTERPRETATION_CMYK = 0x0005,
TIFF_PHOTOMETRIC_INTERPRETATION_YCbCr = 0x0006,
TIFF_PHOTOMETRIC_INTERPRETATION_CIELab = 0x0008,
TIFF_PHOTOMETRIC_INTERPRETATION_INVALID,
};
enum tiff_planar_configuration {
TIFF_PLANAR_CONFIG_CHUNKY = 0x0001,
TIFF_PLANAR_CONFIG_PLANAR = 0x0002,
};
// clang-format on
typedef struct short_long_value ShortLongValue;
struct short_long_value {
union {
u16 short_val;
u32 long_val;
};
};
typedef struct hdr TiffHdr;
struct hdr {
u16 order;
u16 magic;
u32 first_ifd_offset;
};
typedef struct field TiffField;
struct field {
u16 tag;
u16 type;
u32 count;
u32 value_offset;
};
typedef struct IFD TiffIFD;
struct IFD {
u16 count;
TiffField *fields;
u32 next_ifd;
};
typedef enum {
ALPHA_TYPE_UNDEFINED = 0,
ALPHA_TYPE_ASSOCIATED,
ALPHA_TYPE_UNASSOCIATED,
} AlphaType;
typedef struct tiff_alpha TiffAlpha;
struct tiff_alpha {
AlphaType type;
u32 sample_offset;
};
typedef struct tiff_sample_bits TiffSampleBits;
struct tiff_sample_bits {
u16 r;
u16 g;
u16 b;
u16 a;
};
typedef struct tiff_strip TiffStrip;
struct tiff_strip {
u32 offset;
u32 byte_count;
};
typedef struct tiff_image TiffImage;
struct tiff_image {
TiffImageType type;
u32 image_width;
u32 image_length;
u32 bits_per_sample;
u32 sample_count;
bool bits_per_sample_offset;
u16 compression;
u16 photometric_interpretation;
u16 strip_offsets_type_byte_count;
ShortLongValue strip_offsets;
bool strip_offsets_offset;
u32 rows_per_strip;
u16 strip_byte_count_type_byte_count;
ShortLongValue strip_byte_counts;
bool strip_byte_counts_offset;
u32 strip_count;
u32 color_map;
u32 extra_samples;
u32 extra_samples_count;
bool extra_samples_offset;
TiffAlpha alpha;
TiffSampleBits rgba_bits_per_sample;
TiffStrip *strips;
};
Image *read_baseline_tiff(const char *file, Arena *arena);