libimg, version 4:

* decoder for animated GIFs
* some fixes in PNG and JPEG decoders
* internal image representation now allows 15 and 16 bpp
  (without conversions in decoders)
* decoder for TGA, Z80 from Nable

git-svn-id: svn://kolibrios.org@1079 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/develop/libraries/libs-dev/libimg/jpeg/jpeg.asm

@@ -474,8 +474,8 @@ img.decode.jpg:
 ; image type: 8 bpp for grayscale JPEGs, 24 bpp for normal,
 ; 32 bpp for Adobe YCCK
 	push	Image.bpp8
-	pop	eax
-	cmp	edi, 1
+	pop	eax	; Image.bpp8 = 1
+	cmp	edi, eax
 	jz	@f
 	inc	eax	; Image.bpp24 = 2
 	cmp	edi, 3
@@ -1621,9 +1621,9 @@ handle_progressive:
 	stosd		; dd VFactor_i+1 - (height % VFactor_i)
 	pop	ecx
 	xor	eax, eax
-	cmp	ebp, 1
-	cmc
-	rcr	eax, 1
+	test	ebp, ebp
+	setnp	al
+	ror	eax, 1
 	stosd		; dd DCPrediction
 	mov	eax, ebp
 	stosd		; dd ComponentOffset