804 lines
22 KiB
NASM
804 lines
22 KiB
NASM
;;============================================================================;;
|
|
;;//// convert.asm //// (c) dunkaist, 2012,2016,2017,2020,2022 ///////////////;;
|
|
;;============================================================================;;
|
|
;; ;;
|
|
;; This file is part of Common development libraries (Libs-Dev). ;;
|
|
;; ;;
|
|
;; SPDX-License-Identifier: LGPL-2.1-or-later ;;
|
|
;; ;;
|
|
;; Libs-Dev is free software: you can redistribute it and/or modify it under ;;
|
|
;; the terms of the GNU Lesser General Public License as published by the ;;
|
|
;; Free Software Foundation, either version 2.1 of the License, or (at your ;;
|
|
;; option) any later version. ;;
|
|
;; ;;
|
|
;; Libs-Dev is distributed in the hope that it will be useful, but WITHOUT ;;
|
|
;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or ;;
|
|
;; FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public ;;
|
|
;; License for more details. ;;
|
|
;; ;;
|
|
;; You should have received a copy of the GNU Lesser General Public License ;;
|
|
;; along with Libs-Dev. If not, see <http://www.gnu.org/licenses/>. ;;
|
|
;; ;;
|
|
;;============================================================================;;
|
|
|
|
|
|
;;============================================================================;;
|
|
proc img.convert _src, _dst, _dst_type, _flags, _param ;;
|
|
;;----------------------------------------------------------------------------;;
|
|
;? convert _image ;;
|
|
;;----------------------------------------------------------------------------;;
|
|
;> [_src] = pointer to source image ;;
|
|
;> [_dst] = pointer to destination image, or 0 to create a new one ;;
|
|
;> [_dst_type] = Image.Type of resulting image ;;
|
|
;> [_flags] = see libimg.inc ;;
|
|
;> [_param] = depends on _flags fields, see libimg.inc ;;
|
|
;;----------------------------------------------------------------------------;;
|
|
;< eax = 0 / pointer to converted image ;;
|
|
;< ecx = error code / undefined ;;
|
|
;;============================================================================;;
|
|
locals
|
|
img dd ?
|
|
prev dd ?
|
|
endl
|
|
push ebx esi edi
|
|
mov [img], 0
|
|
mov [prev], 0
|
|
mov ebx, [_src]
|
|
@@:
|
|
mov eax, [ebx + Image.Previous]
|
|
test eax, eax
|
|
jz .loop
|
|
mov ebx, eax
|
|
jmp @b
|
|
.loop:
|
|
stdcall img.convert.layer, ebx, [_dst], [_dst_type], [_flags], [_param]
|
|
test eax, eax
|
|
jz .error
|
|
cmp [img], 0
|
|
jnz @f
|
|
mov [img], eax
|
|
@@:
|
|
mov ecx, [prev]
|
|
jecxz @f
|
|
mov [ecx + Image.Next], eax
|
|
mov [eax + Image.Previous], ecx
|
|
@@:
|
|
mov [prev], eax
|
|
push [ebx + Image.Flags]
|
|
pop [eax + Image.Flags]
|
|
push [ebx + Image.Delay]
|
|
pop [eax + Image.Delay]
|
|
mov ebx, [ebx + Image.Next]
|
|
test ebx, ebx
|
|
jnz .loop
|
|
mov eax, [img]
|
|
.error:
|
|
pop edi esi ebx
|
|
ret
|
|
endp
|
|
|
|
|
|
;;============================================================================;;
|
|
proc img.convert.layer _src, _dst, _dst_type, _flags, _param ;;
|
|
;;----------------------------------------------------------------------------;;
|
|
;? convert _image layer ;;
|
|
;;----------------------------------------------------------------------------;;
|
|
;> [_src] = pointer to source image ;;
|
|
;> [_dst] = pointer to destination image, or 0 to create a new one ;;
|
|
;> [_dst_type] = Image.Type of resulting image ;;
|
|
;> [_flags] = see libimg.inc ;;
|
|
;> [_param] = depends on _flags fields, see libimg.inc ;;
|
|
;;----------------------------------------------------------------------------;;
|
|
;< eax = 0 / pointer to converted image ;;
|
|
;< ecx = error code / undefined ;;
|
|
;;============================================================================;;
|
|
locals
|
|
fun rd 1
|
|
endl
|
|
push ebx esi edi
|
|
|
|
mov ebx, [_src]
|
|
mov eax, [ebx + Image.Type]
|
|
mov esi, [img.convert.table + 4*eax]
|
|
mov ecx, LIBIMG_ERROR_BIT_DEPTH
|
|
.next:
|
|
lodsd
|
|
test eax, eax
|
|
jz .exit
|
|
cmp eax, [_dst_type]
|
|
lodsd
|
|
jnz .next
|
|
mov [fun], eax
|
|
|
|
mov eax, [_dst]
|
|
test eax, eax
|
|
jnz @f
|
|
stdcall img.create, [ebx + Image.Width], [ebx + Image.Height], \
|
|
[_dst_type]
|
|
test eax, eax
|
|
jz .exit
|
|
mov [_dst], eax
|
|
@@:
|
|
mov edi, [eax + Image.Data]
|
|
mov esi, [ebx + Image.Data]
|
|
mov eax, [ebx + Image.Type]
|
|
stdcall [fun], [_src], [_dst]
|
|
mov eax, [_dst]
|
|
.exit:
|
|
pop edi esi ebx
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp8i_to_bpp24 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
|
|
mov ebx, [ebx + Image.Palette]
|
|
sub ecx, 1
|
|
jz .bpp8i.last
|
|
@@:
|
|
movzx eax, byte[esi]
|
|
add esi, 1
|
|
mov eax, [ebx + eax*4]
|
|
mov [edi], eax
|
|
add edi, 3
|
|
sub ecx, 1
|
|
jnz @b
|
|
.bpp8i.last:
|
|
movzx eax, byte[esi]
|
|
mov eax, [ebx + eax*4]
|
|
mov [edi], ax
|
|
shr eax, 16
|
|
mov [edi + 2], al
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp8i_to_bpp32 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
|
|
mov ebx, [ebx + Image.Palette]
|
|
@@:
|
|
movzx eax, byte[esi]
|
|
add esi, 1
|
|
mov eax, [ebx + eax*4]
|
|
mov [edi], eax
|
|
add edi, 4
|
|
dec ecx
|
|
jnz @b
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp8g_to_bpp1 _src, _dst
|
|
mov eax, [_dst]
|
|
mov eax, [eax + Image.Palette]
|
|
mov dword[eax], 0x00000000
|
|
mov dword[eax + 4], 0xffffffff
|
|
mov edx, [ebx + Image.Height]
|
|
.bpp8g_to_bpp1.line:
|
|
mov ax, 0x0800
|
|
mov ecx, [ebx + Image.Width]
|
|
.bpp8g_to_bpp1.pixel:
|
|
shl al, 1
|
|
cmp byte[esi], 0x7f
|
|
cmc
|
|
adc eax, 0
|
|
add esi, 1
|
|
dec ah
|
|
jnz @f
|
|
mov byte[edi], al
|
|
add edi, 1
|
|
mov ax, 0x0800
|
|
@@:
|
|
dec ecx
|
|
jnz .bpp8g_to_bpp1.pixel
|
|
cmp ah, 8
|
|
je @f
|
|
mov cl, ah
|
|
shl al, cl
|
|
mov byte[edi], al
|
|
add edi, 1
|
|
@@:
|
|
dec edx
|
|
jnz .bpp8g_to_bpp1.line
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp8g_to_bpp24 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
@@:
|
|
mov al, byte[esi]
|
|
mov byte[edi + 0], al
|
|
mov byte[edi + 1], al
|
|
mov byte[edi + 2], al
|
|
add esi, 1
|
|
add edi, 3
|
|
sub ecx, 1
|
|
jnz @b
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp8g_to_bpp32 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
@@:
|
|
mov al, byte[esi]
|
|
mov byte[edi + 0], al
|
|
mov byte[edi + 1], al
|
|
mov byte[edi + 2], al
|
|
mov byte[edi + 3], -1
|
|
add esi, 1
|
|
add edi, 4
|
|
dec ecx
|
|
jnz @b
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp24_to_bpp24 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
lea ecx, [ecx*3]
|
|
mov edx, ecx
|
|
shr ecx, 2
|
|
rep movsd
|
|
mov ecx, edx
|
|
and ecx, 3
|
|
rep movsb
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp24_to_bpp8g _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
@@:
|
|
movzx ebx, byte[esi + 0]
|
|
movzx eax, byte[esi + 1]
|
|
add ebx, eax
|
|
movzx eax, byte[esi + 2]
|
|
add eax, ebx
|
|
mov ebx, 3
|
|
add esi, 3
|
|
div bl
|
|
mov byte[edi], al
|
|
add edi, 1
|
|
sub ecx, 1
|
|
jnz @b
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp24_to_bpp32 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
@@:
|
|
lodsw
|
|
ror eax, 16
|
|
lodsb
|
|
mov ah, 0xff ; opaque
|
|
rol eax, 16
|
|
stosd
|
|
dec ecx
|
|
jnz @b
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp24_to_bpp1 _src, _dst
|
|
stdcall img.convert.layer, [_src], 0, Image.bpp8g, 0, 0
|
|
test eax, eax
|
|
jz .exit
|
|
push eax
|
|
mov ecx, [_dst]
|
|
stdcall img.convert.layer, eax, ecx, [ecx+Image.Type], 0, 0
|
|
stdcall img.destroy ; arg pushed
|
|
.exit:
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp32_to_bpp24 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
@@:
|
|
mov eax, [esi]
|
|
mov [edi], ax
|
|
shr eax, 16
|
|
mov [edi + 2], al
|
|
add esi, 4
|
|
add edi, 3
|
|
sub ecx, 1
|
|
jnz @b
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp32_to_bpp32 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
rep movsd
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp32_to_bpp1 _src, _dst
|
|
push esi
|
|
stdcall img.convert.layer, [_src], 0, Image.bpp24, 0, 0
|
|
test eax, eax
|
|
jz .exit
|
|
push eax
|
|
stdcall img.convert.layer, eax, 0, Image.bpp8g, 0, 0
|
|
mov esi, eax
|
|
stdcall img.destroy ; arg pushed
|
|
test esi, esi
|
|
jz .exit
|
|
push esi
|
|
mov ecx, [_dst]
|
|
stdcall img.convert.layer, esi, ecx, [ecx+Image.Type], 0, 0
|
|
stdcall img.destroy ; arg pushed
|
|
.exit:
|
|
pop esi
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp32_to_bpp8g _src, _dst
|
|
stdcall img.convert.layer, [_src], 0, Image.bpp24, 0, 0
|
|
test eax, eax
|
|
jz .exit
|
|
push eax
|
|
mov ecx, [_dst]
|
|
stdcall img.convert.layer, eax, ecx, [ecx+Image.Type], 0, 0
|
|
stdcall img.destroy ; arg pushed
|
|
.exit:
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp15_to_bpp24 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
|
|
.bpp15.intel: ; copypasted from do_rgb
|
|
push ebx ebp
|
|
sub ecx, 4
|
|
jb .bpp15.tail
|
|
align 16
|
|
.bpp15.intel.loop:
|
|
repeat 2
|
|
mov ebx, [esi]
|
|
mov al, [esi]
|
|
mov ah, [esi + 1]
|
|
add esi, 4
|
|
and al, 0x1F
|
|
and ah, 0x1F shl 2
|
|
mov ebp, ebx
|
|
mov dl, al
|
|
mov dh, ah
|
|
shr al, 2
|
|
shr ah, 4
|
|
shl dl, 3
|
|
shl dh, 1
|
|
and ebp, 0x1F shl 5
|
|
add al, dl
|
|
add ah, dh
|
|
shr ebp, 2
|
|
mov [edi], al
|
|
mov [edi + 2], ah
|
|
mov eax, ebx
|
|
mov ebx, ebp
|
|
shr eax, 16
|
|
shr ebx, 5
|
|
add ebx, ebp
|
|
mov ebp, eax
|
|
mov [edi + 1], bl
|
|
and eax, (0x1F) or (0x1F shl 10)
|
|
and ebp, 0x1F shl 5
|
|
lea edx, [eax + eax]
|
|
shr al, 2
|
|
mov ebx, ebp
|
|
shr ah, 4
|
|
shl dl, 2
|
|
shr ebx, 2
|
|
shr ebp, 7
|
|
add al, dl
|
|
add ah, dh
|
|
mov [edi + 3], al
|
|
add ebx, ebp
|
|
mov [edi + 5], ah
|
|
mov [edi + 4], bl
|
|
add edi, 6
|
|
end repeat
|
|
sub ecx, 4
|
|
jnb .bpp15.intel.loop
|
|
.bpp15.tail:
|
|
add ecx, 4
|
|
jz .bpp15.done
|
|
@@:
|
|
movzx eax, word [esi]
|
|
mov ebx, eax
|
|
add esi, 2
|
|
and eax, (0x1F) or (0x1F shl 10)
|
|
and ebx, 0x1F shl 5
|
|
lea edx, [eax + eax]
|
|
shr al, 2
|
|
mov ebp, ebx
|
|
shr ebx, 2
|
|
shr ah, 4
|
|
shl dl, 2
|
|
shr ebp, 7
|
|
add eax, edx
|
|
add ebx, ebp
|
|
mov [edi], al
|
|
mov [edi + 1], bl
|
|
mov [edi + 2], ah
|
|
add edi, 3
|
|
sub ecx, 1
|
|
jnz @b
|
|
.bpp15.done:
|
|
pop ebp ebx
|
|
mov eax, [_dst]
|
|
jmp .quit
|
|
|
|
.bpp15.amd:
|
|
push ebx ebp
|
|
sub ecx, 4
|
|
jb .bpp15.tail
|
|
align 16
|
|
.bpp15.amd.loop:
|
|
repeat 4
|
|
if (% mod 2) = 1
|
|
mov eax, dword[esi]
|
|
mov ebx, dword[esi]
|
|
else
|
|
movzx eax, word[esi]
|
|
mov ebx, eax
|
|
end if
|
|
add esi, 2
|
|
and eax, (0x1F) or (0x1F shl 10)
|
|
and ebx, 0x1F shl 5
|
|
lea edx, [eax + eax]
|
|
shr al, 2
|
|
mov ebp, ebx
|
|
shr ebx, 2
|
|
shr ah, 4
|
|
shl dl, 2
|
|
shr ebp, 7
|
|
add eax, edx
|
|
add ebx, ebp
|
|
mov [edi], al
|
|
mov [edi + 1], bl
|
|
mov [edi + 2], ah
|
|
add edi, 3
|
|
end repeat
|
|
sub ecx, 4
|
|
jnb .bpp15.amd.loop
|
|
jmp .bpp15.tail
|
|
|
|
.quit:
|
|
ret
|
|
endp
|
|
|
|
|
|
proc img._.convert.bpp16_to_bpp24 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
.bpp16.intel:
|
|
push ebx ebp
|
|
sub ecx, 4
|
|
jb .bpp16.tail
|
|
align 16
|
|
.bpp16.intel.loop:
|
|
repeat 2
|
|
mov ebx, [esi]
|
|
mov al, [esi]
|
|
mov ah, [esi + 1]
|
|
add esi, 4
|
|
and al, 0x1F
|
|
and ah, 0x1F shl 3
|
|
mov ebp, ebx
|
|
mov dl, al
|
|
mov dh, ah
|
|
shr al, 2
|
|
shr ah, 5
|
|
shl dl, 3
|
|
and ebp, 0x3F shl 5
|
|
add al, dl
|
|
add ah, dh
|
|
shr ebp, 3
|
|
mov [edi], al
|
|
mov [edi + 2], ah
|
|
mov eax, ebx
|
|
mov ebx, ebp
|
|
shr eax, 16
|
|
shr ebx, 6
|
|
add ebx, ebp
|
|
mov ebp, eax
|
|
mov [edi + 1], bl
|
|
and eax, (0x1F) or (0x1F shl 11)
|
|
and ebp, 0x3F shl 5
|
|
mov edx, eax
|
|
shr al, 2
|
|
mov ebx, ebp
|
|
shr ah, 5
|
|
shl dl, 3
|
|
shr ebx, 3
|
|
shr ebp, 9
|
|
add al, dl
|
|
add ah, dh
|
|
mov [edi + 3], al
|
|
add ebx, ebp
|
|
mov [edi + 5], ah
|
|
mov [edi + 4], bl
|
|
add edi, 6
|
|
end repeat
|
|
sub ecx, 4
|
|
jnb .bpp16.intel.loop
|
|
.bpp16.tail:
|
|
add ecx, 4
|
|
jz .bpp16.done
|
|
@@:
|
|
movzx eax, word[esi]
|
|
mov ebx, eax
|
|
add esi, 2
|
|
and eax, (0x1F) or (0x1F shl 11)
|
|
and ebx, 0x3F shl 5
|
|
mov edx, eax
|
|
shr al, 2
|
|
mov ebp, ebx
|
|
shr ebx, 3
|
|
shr ah, 5
|
|
shl dl, 3
|
|
shr ebp, 9
|
|
add eax, edx
|
|
add ebx, ebp
|
|
mov [edi], al
|
|
mov [edi + 1], bl
|
|
mov [edi + 2], ah
|
|
add edi, 3
|
|
sub ecx, 1
|
|
jnz @b
|
|
.bpp16.done:
|
|
pop ebp ebx
|
|
mov eax, [_dst]
|
|
jmp .quit
|
|
|
|
.bpp16.amd:
|
|
push ebx ebp
|
|
sub ecx, 4
|
|
jb .bpp16.tail
|
|
align 16
|
|
.bpp16.amd.loop:
|
|
repeat 4
|
|
if (% mod 2) = 1
|
|
mov eax, dword[esi]
|
|
mov ebx, dword[esi]
|
|
else
|
|
movzx eax, word[esi]
|
|
mov ebx, eax
|
|
end if
|
|
add esi, 2
|
|
and eax, (0x1F) or (0x1F shl 11)
|
|
and ebx, 0x3F shl 5
|
|
mov edx, eax
|
|
shr al, 2
|
|
mov ebp, ebx
|
|
shr ebx, 3
|
|
shr ah, 5
|
|
shl dl, 3
|
|
shr ebp, 9
|
|
add eax, edx
|
|
add ebx, ebp
|
|
mov [edi], al
|
|
mov [edi + 1], bl
|
|
mov [edi + 2], ah
|
|
add edi, 3
|
|
end repeat
|
|
sub ecx, 4
|
|
jnb .bpp16.amd.loop
|
|
jmp .bpp16.tail
|
|
|
|
.quit:
|
|
ret
|
|
endp
|
|
|
|
|
|
proc img._.convert.bpp1_to_bpp24 uses ebx, _src, _dst
|
|
locals
|
|
width rd 1
|
|
height rd 1
|
|
endl
|
|
push [ebx + Image.Width]
|
|
pop [width]
|
|
push [ebx + Image.Height]
|
|
pop [height]
|
|
mov edx, [ebx + Image.Palette]
|
|
.bpp1_to_bpp24.line:
|
|
mov ebx, [width]
|
|
.bpp1_to_bpp24.byte:
|
|
mov ah, 8
|
|
mov al, byte[esi]
|
|
add esi, 1
|
|
.bpp1_to_bpp24.bit:
|
|
xor ecx, ecx
|
|
shl al, 1
|
|
adc ecx, 0
|
|
mov ecx, [edx + 4*ecx]
|
|
mov word[edi], cx
|
|
shr ecx, 8
|
|
mov byte[edi + 2], ch
|
|
add edi, 3
|
|
sub ebx, 1
|
|
jnz @f
|
|
sub [height], 1
|
|
jnz .bpp1_to_bpp24.line
|
|
jmp .bpp1.done
|
|
@@:
|
|
sub ah, 1
|
|
jnz .bpp1_to_bpp24.bit
|
|
jmp .bpp1_to_bpp24.byte
|
|
.bpp1.done:
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp1_to_bpp32 _src, _dst
|
|
stdcall img.convert.layer, [_src], 0, Image.bpp24, 0, 0
|
|
test eax, eax
|
|
jz .exit
|
|
push eax
|
|
mov ecx, [_dst]
|
|
stdcall img.convert.layer, eax, ecx, [ecx+Image.Type], 0, 0
|
|
stdcall img.destroy ; arg pushed
|
|
.exit:
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp1_to_bpp8g _src, _dst
|
|
locals
|
|
width rd 1
|
|
height rd 1
|
|
endl
|
|
push [ebx + Image.Width]
|
|
pop [width]
|
|
push [ebx + Image.Height]
|
|
pop [height]
|
|
.line:
|
|
mov edx, [width]
|
|
.byte:
|
|
mov ah, 8
|
|
mov al, byte[esi]
|
|
inc esi
|
|
.bit:
|
|
xor ecx, ecx
|
|
shl al, 1
|
|
sbb ecx, 0
|
|
mov byte[edi], cl
|
|
inc edi
|
|
dec edx
|
|
jnz @f
|
|
dec [height]
|
|
jnz .line
|
|
jmp .done
|
|
@@:
|
|
dec ah
|
|
jnz .bit
|
|
jmp .byte
|
|
.done:
|
|
ret
|
|
endp
|
|
|
|
proc img._.convert.bpp8a_to_bpp1 _src, _dst
|
|
mov eax, [_dst]
|
|
mov eax, [eax + Image.Palette]
|
|
mov dword[eax], 0x00000000
|
|
mov dword[eax + 4], 0xffffffff
|
|
mov edx, [ebx + Image.Height]
|
|
.bpp8a_to_bpp1.line:
|
|
mov ax, 0x0800
|
|
mov ecx, [ebx + Image.Width]
|
|
.bpp8a_to_bpp1.pixel:
|
|
shl al, 1
|
|
cmp byte[esi], 0x7f
|
|
cmc
|
|
adc eax, 0
|
|
add esi, 2
|
|
dec ah
|
|
jnz @f
|
|
mov byte[edi], al
|
|
add edi, 1
|
|
mov ax, 0x0800
|
|
@@:
|
|
dec ecx
|
|
jnz .bpp8a_to_bpp1.pixel
|
|
cmp ah, 8
|
|
je @f
|
|
mov cl, ah
|
|
shl al, cl
|
|
mov byte[edi], al
|
|
add edi, 1
|
|
@@:
|
|
dec edx
|
|
jnz .bpp8a_to_bpp1.line
|
|
ret
|
|
endp
|
|
|
|
|
|
proc img._.convert.bpp8a_to_bpp24 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
@@:
|
|
mov al, byte[esi]
|
|
mov byte[edi + 0], al
|
|
mov byte[edi + 1], al
|
|
mov byte[edi + 2], al
|
|
add esi, 2
|
|
add edi, 3
|
|
sub ecx, 1
|
|
jnz @b
|
|
ret
|
|
endp
|
|
|
|
|
|
proc img._.convert.bpp8a_to_bpp32 _src, _dst
|
|
mov ecx, [ebx + Image.Width]
|
|
imul ecx, [ebx + Image.Height]
|
|
@@:
|
|
lodsw
|
|
shl eax, 8
|
|
mov al, ah
|
|
shl eax, 8
|
|
mov al, ah
|
|
stosd
|
|
dec ecx
|
|
jnz @b
|
|
ret
|
|
endp
|
|
|
|
|
|
img.convert.bpp8i.table:
|
|
dd Image.bpp24, img._.convert.bpp8i_to_bpp24
|
|
dd Image.bpp32, img._.convert.bpp8i_to_bpp32
|
|
dd 0
|
|
img.convert.bpp24.table:
|
|
dd Image.bpp24, img._.convert.bpp24_to_bpp24
|
|
dd Image.bpp8g, img._.convert.bpp24_to_bpp8g
|
|
dd Image.bpp32, img._.convert.bpp24_to_bpp32
|
|
dd Image.bpp1, img._.convert.bpp24_to_bpp1
|
|
dd 0
|
|
img.convert.bpp32.table:
|
|
dd Image.bpp24, img._.convert.bpp32_to_bpp24
|
|
dd Image.bpp32, img._.convert.bpp32_to_bpp32
|
|
dd Image.bpp1, img._.convert.bpp32_to_bpp1
|
|
dd Image.bpp8g, img._.convert.bpp32_to_bpp8g
|
|
dd 0
|
|
img.convert.bpp15.table:
|
|
dd Image.bpp24, img._.convert.bpp15_to_bpp24
|
|
dd 0
|
|
img.convert.bpp16.table:
|
|
dd Image.bpp24, img._.convert.bpp16_to_bpp24
|
|
dd 0
|
|
img.convert.bpp1.table:
|
|
dd Image.bpp24, img._.convert.bpp1_to_bpp24
|
|
dd Image.bpp32, img._.convert.bpp1_to_bpp32
|
|
dd Image.bpp8g, img._.convert.bpp1_to_bpp8g
|
|
dd 0
|
|
img.convert.bpp8g.table:
|
|
dd Image.bpp24, img._.convert.bpp8g_to_bpp24
|
|
dd Image.bpp32, img._.convert.bpp8g_to_bpp32
|
|
dd Image.bpp1, img._.convert.bpp8g_to_bpp1
|
|
dd 0
|
|
img.convert.bpp2i.table:
|
|
dd 0
|
|
img.convert.bpp4i.table:
|
|
dd 0
|
|
img.convert.bpp8a.table:
|
|
dd Image.bpp24, img._.convert.bpp8a_to_bpp24
|
|
dd Image.bpp32, img._.convert.bpp8a_to_bpp32
|
|
dd 0
|
|
|
|
img.convert.table:
|
|
dd 0 ; no image type zero
|
|
dd img.convert.bpp8i.table
|
|
dd img.convert.bpp24.table
|
|
dd img.convert.bpp32.table
|
|
dd img.convert.bpp15.table
|
|
dd img.convert.bpp16.table
|
|
dd img.convert.bpp1.table
|
|
dd img.convert.bpp8g.table
|
|
dd img.convert.bpp2i.table
|
|
dd img.convert.bpp4i.table
|
|
dd img.convert.bpp8a.table
|