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;;================================================================================================;;
 1 
;;================================================================================================;;
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;;//// tiff.asm //// (c) dunkaist, 2011-2012 /////////////////////////////////////////////////////;;
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;;//// tiff.asm //// (c) dunkaist, 2011-2013 /////////////////////////////////////////////////////;;
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;;================================================================================================;;
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;;================================================================================================;;
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;;                                                                                                ;;
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;;                                                                                                ;;
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;; This file is part of Common development libraries (Libs-Dev).                                  ;;
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;; This file is part of Common development libraries (Libs-Dev).                                  ;;
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;;                                                                                                ;;
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;;                                                                                                ;;
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;; Libs-Dev is free software: you can redistribute it and/or modify it under the terms of the GNU ;;
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;; Libs-Dev is free software: you can redistribute it and/or modify it under the terms of the GNU ;;
Line 205... Line 205...
205 
	je	.bpp1
 205 
	je	.bpp1
206 
        cmp     ecx, Image.bpp8g
 206 
        cmp     ecx, Image.bpp8g
207 
	je	.bpp8g
 207 
	je	.bpp8g
208 
        cmp     ecx, Image.bpp8a
 208 
        cmp     ecx, Image.bpp8a
209 
	je	.bpp8a
 209 
	je	.bpp8a
210 
;        cmp     ecx, Image.bpp2
 210 
        cmp     ecx, Image.bpp2i
211 
;	je	.bpp2
 211 
	je	.bpp2i
212 
;        cmp     ecx, Image.bpp4
 212 
        cmp     ecx, Image.bpp4i
213 
;	je	.bpp4
 213 
	je	.bpp4i
214 
        jmp     .quit
 214 
        jmp     .quit
215 
;error report!!
 215 
;error report!!
Line 216... Line 216...
216 
 
 216 
 
217 
  .bpp1:
 217 
  .bpp1:
218 
  .bpp1.palette:
 218 
  .bpp1.palette:
219 
	mov	edi, [edx+Image.Palette]
 219 
	mov	edi, [edx+Image.Palette]
220 
	cmp	[ebx + tiff_extra.photometric], TIFF.PHOTOMETRIC.BLACK_IS_ZERO
 220 
	cmp	[ebx + tiff_extra.photometric], TIFF.PHOTOMETRIC.BLACK_IS_ZERO
221 
	jne	.bpp1.white_is_zero
 221 
	jne	.bpp1.white_is_zero
222 
  .bpp1.black_is_zero:
 222 
  .bpp1.black_is_zero:
223 
	mov	[edi], dword 0x00000000
 223 
	mov	[edi], dword 0xff000000
224 
	mov	[edi + 4], dword 0x00ffffff
 224 
	mov	[edi + 4], dword 0xffffffff
225 
	jmp	.common
 225 
	jmp	.common
226 
  .bpp1.white_is_zero:
 226 
  .bpp1.white_is_zero:
227 
	mov	[edi], dword 0x00ffffff
 227 
	mov	[edi], dword 0xffffffff
228 
	mov	[edi + 4], dword 0x00000000
 228 
	mov	[edi + 4], dword 0xff000000
Line 229... Line 229...
229 
	jmp	.common
 229 
	jmp	.common
- 
 
 230 
 
230 
 
 231 
  .bpp2i:
Line 231... Line 232...
231 
  .bpp2:
 232 
        stdcall tiff._.get_palette, 1 SHL 2, [_endianness]
- 
 
 233 
	jmp	.common
232 
	jmp	.common
 234 
 
Line 233... Line 235...
233 
 
 235 
  .bpp4i:
234 
  .bpp4:
 236 
        stdcall tiff._.get_palette, 1 SHL 4, [_endianness]
235 
	jmp	.common
 - 
 
236 
 
 - 
 
237 
  .bpp8i:
 - 
 
238 
	mov	esi, [ebx + tiff_extra.palette]
 - 
 
239 
	mov	ah, 2
 - 
 
240 
  .bpp8.channel:
 - 
 
241 
	mov	edi, eax
 - 
 
242 
	and	edi, 0x0000ff00
 - 
 
243 
	shr	edi, 8
 - 
 
244 
	add	edi, [edx + Image.Palette]
 - 
 
245 
	mov	ecx, 256
 - 
 
246 
    @@:
 - 
 
247 
	lodsb
 - 
 
248 
	stosb
 - 
 
249 
	lodsb
 - 
 
250 
	add	edi, 3
 - 
 
251 
	dec	ecx
 237 
	jmp	.common
252 
	jnz	@b
 238 
 
253 
	dec	ah
 239 
  .bpp8i:
Line 254... Line 240...
254 
	jns	.bpp8.channel
 240 
        stdcall tiff._.get_palette, 1 SHL 8, [_endianness]
Line 632... Line 618...
632 
	jne	@f
 618 
	jne	@f
633 
	lodsd
 619 
	lodsd
634 
	xor	eax, eax
 620 
	xor	eax, eax
635 
	lodsw_
 621 
	lodsw_
636 
	mov	[ebx + tiff_extra.planar_configuration], eax
 622 
	mov	[ebx + tiff_extra.planar_configuration], eax
637 
;debug_print 'planar_configuration: '
 - 
 
638 
;debug_print_dec eax
 - 
 
639 
;newline
 - 
 
640 
	lodsw
 623 
	lodsw
641 
    @@:
 624 
    @@:
642 
	jmp	.quit
 625 
	jmp	.quit
Line 674... Line 657...
674 
proc tiff._.define_image_type
 657 
proc tiff._.define_image_type
Line 675... Line 658...
675 
 
 658 
 
Line 676... Line 659...
676 
	xor	eax, eax
 659 
	xor	eax, eax
677 
 
 660 
 
678 
	cmp	[ebx + tiff_extra.photometric], TIFF.PHOTOMETRIC.RGB
 661 
	cmp	[ebx + tiff_extra.photometric], TIFF.PHOTOMETRIC.RGB
679 
	jne	.not_full_color
 662 
	jne	.palette_bilevel_grayscale
680 
	mov	eax, -3
 663 
	mov	eax, -3
681 
	add	eax, [ebx + tiff_extra.samples_per_pixel]
 664 
	add	eax, [ebx + tiff_extra.samples_per_pixel]
682 
	mov	[ebx + tiff_extra.extra_samples_number], eax
 665 
	mov	[ebx + tiff_extra.extra_samples_number], eax
Line 689... Line 672...
689 
	jns	@f
 672 
	jns	@f
690 
	mov	eax, Image.bpp32
 673 
	mov	eax, Image.bpp32
691 
;	mov	[ebx + tiff_extra.extra_samples_number], 0
 674 
;	mov	[ebx + tiff_extra.extra_samples_number], 0
692 
	jmp	.quit
 675 
	jmp	.quit
693 
    @@:
 676 
    @@:
694 
  .not_full_color:	; grayscale, indexed, bilevel
 - 
 
695 
	cmp	[ebx + tiff_extra.bits_per_sample], 1
 - 
 
696 
	jg	.not_bilevel
 - 
 
697 
	mov	eax, Image.bpp1
 - 
 
698 
	jmp	.quit
 - 
 
699 
  .not_bilevel:		; grayscale, indexed
 677 
  .palette_bilevel_grayscale:
700 
	cmp	[ebx + tiff_extra.palette], 0
 678 
	cmp	[ebx + tiff_extra.palette], 0
701 
	je	.without_palette
 679 
	je	.bilevel_grayscale
- 
 
 680 
	cmp	[ebx + tiff_extra.bits_per_sample], 2
- 
 
 681 
	jg	@f
- 
 
 682 
	mov	eax, Image.bpp2i
- 
 
 683 
	jmp	.quit
- 
 
 684 
    @@:
702 
	cmp	[ebx + tiff_extra.bits_per_sample], 4
 685 
	cmp	[ebx + tiff_extra.bits_per_sample], 4
703 
	jne	@f
 686 
	jg	@f
704 
;	mov	eax, Image.bpp4
 687 
	mov	eax, Image.bpp4i
705 
	jmp	.quit
 688 
	jmp	.quit
706 
    @@:
 689 
    @@:
707 
	cmp	[ebx + tiff_extra.bits_per_sample], 8
 690 
	cmp	[ebx + tiff_extra.bits_per_sample], 8
708 
	jne	@f
 691 
	jne	@f
709 
	mov	eax, Image.bpp8i
 692 
	mov	eax, Image.bpp8i
710 
	jmp	.quit
 693 
	jmp	.quit
711 
    @@:
694 
    @@:
712 
	jmp	.quit
 695 
	jmp	.quit
713 
  .without_palette:	; grayscale
 696 
  .bilevel_grayscale:
- 
 
 697 
	cmp	[ebx + tiff_extra.bits_per_sample], 1
- 
 
 698 
	jg	.grayscale
714 
	mov	eax, -1
 699 
	mov	eax, Image.bpp1
- 
 
 700 
	jmp	.quit
- 
 
 701 
  .grayscale:
715 
	add	eax, [ebx + tiff_extra.samples_per_pixel]
 702 
	cmp	[ebx + tiff_extra.bits_per_sample], 8
- 
 
 703 
        jne     .quit
716 
	mov	[ebx + tiff_extra.extra_samples_number], eax
 704 
	cmp	[ebx + tiff_extra.samples_per_pixel], 1
717 
	dec	eax
 - 
 
718 
	jns	@f
 705 
        jne     @f
719 
	mov	eax, Image.bpp8g
 706 
	mov	eax, Image.bpp8g
720 
	jmp	.quit
 707 
	jmp	.quit
721 
    @@:
 708 
    @@:
722 
	mov	eax, Image.bpp8a
 709 
	mov	eax, Image.bpp8a
723 
	jmp	.quit
 710 
	jmp	.quit
Line 1258... Line 1245...
1258 
        invoke  mem.free, eax
 1245 
        invoke  mem.free, eax
1259 
        popad
 1246 
        popad
1260 
        ret
 1247 
        ret
1261 
endp
 1248 
endp
Line -... Line 1249...
- 
 
 1249 
 
- 
 
 1250 
 
- 
 
 1251 
proc tiff._.get_palette _num_colors, _endianness
- 
 
 1252 
	mov	esi, [ebx + tiff_extra.palette]
- 
 
 1253 
        push    ebx
- 
 
 1254 
	mov	ebx, 2
- 
 
 1255 
  .bpp2.channel:
- 
 
 1256 
	mov	edi, ebx
- 
 
 1257 
	add	edi, [edx + Image.Palette]
- 
 
 1258 
	mov	ecx, [_num_colors]
- 
 
 1259 
    @@:
- 
 
 1260 
        lodsw_
- 
 
 1261 
        shr     eax, 8
- 
 
 1262 
        stosb
- 
 
 1263 
	add	edi, 3
- 
 
 1264 
	dec	ecx
- 
 
 1265 
	jnz	@b
- 
 
 1266 
	dec	ebx
- 
 
 1267 
	jns	.bpp2.channel
- 
 
 1268 
        pop     ebx
- 
 
 1269 
        ret
- 
 
 1270 
endp
1262 
 
 1271 
 
1263 
;;================================================================================================;;
 1272 
;;================================================================================================;;
1264 
;;////////////////////////////////////////////////////////////////////////////////////////////////;;
 1273 
;;////////////////////////////////////////////////////////////////////////////////////////////////;;
1265 
;;================================================================================================;;
 1274 
;;================================================================================================;;
1266 
;! Below is private data you should never use directly from your code                             ;;
 1275 
;! Below is private data you should never use directly from your code                             ;;