package core:image/jpeg

Source

Block :: [Component][64]i16

Coefficient :: enum u8 {
	DC, 
	AC, 
}

Color_Component :: struct {
	dc_table_idx:           u8,
	ac_table_idx:           u8,
	quantization_table_idx: u8,
	v_sampling_factor:      int,
	h_sampling_factor:      int,
}

Component :: enum u8 {
	Y  = 1, 
	Cb = 2, 
	Cr = 3, 
}

Error :: image.Error

Huffman_Table :: struct {
	symbols: [176]u8,
	codes:   [176]u32,
	offsets: [17]u8,
}

Image :: image.Image

Options :: image.Options

Quantization_Table :: [64]u16be

BLOCK_SIZE: int : 8

COEFFICIENT_COUNT: int : BLOCK_SIZE * BLOCK_SIZE

HUFFMAN_MAX_BITS: int : 16

HUFFMAN_MAX_SYMBOLS: int : 176

SEGMENT_MAX_SIZE: int : 65533

THUMBNAIL_PALETTE_SIZE: int : 768

destroy :: proc(img: ^image.Image) {…}

load_from_bytes :: proc(data: []u8, options: image.Options = Options{}, allocator := context.allocator) -> (img: ^image.Image, err: image.Error) {…}

load_from_context :: proc(ctx: ^$C, options: image.Options = Options{}, allocator := context.allocator) -> (img: ^image.Image, err: image.Error) {…}

load_from_file :: proc(filename: string, options: image.Options = Options{}, allocator := context.allocator) -> (img: ^image.Image, err: image.Error) {…}

load :: proc{
	load_from_file,
	load_from_bytes,
	load_from_context,
}