const image/jpeg.maxTh

5 uses

	image/jpeg (current package)
		huffman.go#L105: 		if th > maxTh || (d.baseline && th > 1) {
		reader.go#L44: 	maxTh   = 3
		reader.go#L148: 	huff       [maxTc + 1][maxTh + 1]huffman
		scan.go#L97: 		if t := scan[i].td; t > maxTh || (d.baseline && t > 1) {
		scan.go#L101: 		if t := scan[i].ta; t > maxTh || (d.baseline && t > 1) {