package jpeg

import (
	"image"
)

// makeImg allocates and initializes the destination image.
func (d *decoder) makeImg(mxx, myy int) {
	if d.nComp == 1 {
		m := image.NewGray(image.Rect(0, 0, 8*mxx, 8*myy))
		d.img1 = m.SubImage(image.Rect(0, 0, d.width, d.height)).(*image.Gray)
		return
	}

	h0 := d.comp[0].h
	v0 := d.comp[0].v
	hRatio := h0 / d.comp[1].h
	vRatio := v0 / d.comp[1].v

		{"NYCbCrA", Type, 6},
		{"NYCbCrA.A", Field, 6},
		{"NYCbCrA.AStride", Field, 6},
		{"NYCbCrA.YCbCr", Field, 6},
		{"NewAlpha", Func, 0},
		{"NewAlpha16", Func, 0},
		{"NewCMYK", Func, 5},
		{"NewGray", Func, 0},
		{"NewGray16", Func, 0},
		{"NewNRGBA", Func, 0},
		{"NewNRGBA64", Func, 0},
		{"NewNYCbCrA", Func, 6},
		{"NewPaletted", Func, 0},
		{"NewRGBA", Func, 0},
		{"NewRGBA64", Func, 0},