;*****************************************************************************
; Rotate RAW image plugin - for zSea image viewer
; Copyright (c) 2009 - 2011, Marat Zakiyanov aka Mario79, aka Mario
; All rights reserved.
;
; Redistribution and use in source and binary forms, with or without
; modification, are permitted provided that the following conditions are met:
; * Redistributions of source code must retain the above copyright
; notice, this list of conditions and the following disclaimer.
; * Redistributions in binary form must reproduce the above copyright
; notice, this list of conditions and the following disclaimer in the
; documentation and/or other materials provided with the distribution.
; * Neither the name of the <organization> nor the
; names of its contributors may be used to endorse or promote products
; derived from this software without specific prior written permission.
;
; THIS SOFTWARE IS PROVIDED BY Marat Zakiyanov ''AS IS'' AND ANY
; EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
; DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
; ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
;*****************************************************************************
; Rotate 32b, 24b, 16b, 8b
format MS COFF
public EXPORTS
section '.flat' code readable align 16
;include 'macros.inc'
include '../../../../macros.inc'
;---------------------------------------------------------------------
START:
pushad
mov [pointer],eax
; ebx - direction
; 1 - clockwise, 2 - counter clockwise
; 3 - Left&Right, 4 - Up&Down
mov [direction],ebx
mov eax,[eax+4]
mov [image_file],eax
mov esi,[eax+28]
add esi,eax
; mov ecx,[eax+32]
; xor ebx,ebx
; mov [raw_area],ebx
mov ebx,[eax+12]
cmp ebx,32
jne @f
mov ebp,dword START.32
jmp .1
@@:
cmp ebx,24
jne @f
mov ebp,dword START.24
jmp .1
@@:
cmp ebx,16
jne @f
mov ebp,dword START.16
jmp .1
@@:
cmp ebx,15
jne @f
inc ebx
mov ebp,dword START.16
jmp .1
@@:
cmp ebx,8
jne @f
mov ebp,dword START.8
@@:
.1:
shr ebx,3
mov [bytes_to_pixel],ebx
mov ebx,[eax+4]
imul ebx,[bytes_to_pixel]
mov [size_x],ebx
mov ebx,[eax+8]
imul ebx,[bytes_to_pixel]
mov [size_y],ebx
call .get_memory
cmp [direction],1
jne @f
call .clockwise
jmp .end
@@:
cmp [direction],2
jne @f
call .counter_clockwise
jmp .end
@@:
cmp [direction],3
jne @f
call .Left_Right
jmp .end
@@:
cmp [direction],4
jne .exit
call .Up_Down
.end:
xchg esi,edi
mov ecx,[image_file]
mov eax,[ecx+4]
imul eax,[bytes_to_pixel]
imul eax,[ecx+8]
mov ecx,eax
cld
rep movsb
mov ecx,[raw_area]
mcall 68,13
;---------------------------------------------------------------------
.ret_ok:
cmp [direction],1
jne @f
call .XY_data_exchange
jmp .exit
@@:
cmp [direction],2
jne .exit
call .XY_data_exchange
.exit:
popad
ret
;---------------------------------------------------------------------
.XY_data_exchange:
mov ecx,[image_file]
mov eax,[ecx+4]
mov ebx,[ecx+8]
mov [ecx+8],eax
mov [ecx+4],ebx
ret
;---------------------------------------------------------------------
.clockwise:
push edi esi
add edi,[size_y]
sub edi,[bytes_to_pixel]
.y:
push edi
push ebx
.x:
call ebp
add edi,[size_y]
dec ebx
jnz .x
pop ebx
pop edi
sub edi,[bytes_to_pixel]
dec ecx
jnz .y
pop esi edi
ret
;---------------------------------------------------------------------
.counter_clockwise:
push edi esi
mov eax,[eax+4]
dec eax
imul eax,[size_y]
add edi,eax
.y1:
push edi
push ebx
.x1:
call ebp
sub edi,[size_y]
dec ebx
jnz .x1
pop ebx
pop edi
add edi,[bytes_to_pixel]
dec ecx
jnz .y1
pop esi edi
ret
;---------------------------------------------------------------------
.Left_Right:
push edi esi
add edi,[size_x]
.y2:
push edi
push ebx
.x2:
sub edi,[bytes_to_pixel]
call ebp
dec ebx
jnz .x2
pop ebx
pop edi
add edi,[size_x]
dec ecx
jnz .y2
pop esi edi
ret
;---------------------------------------------------------------------
.Up_Down:
push edi esi
mov eax,[eax+8]
dec eax
imul eax,[size_x]
add edi,eax
.y3:
push edi
push ebx
.x3:
call ebp
add edi,[bytes_to_pixel]
dec ebx
jnz .x3
pop ebx
pop edi
sub edi,[size_x]
dec ecx
jnz .y3
pop esi edi
ret
;---------------------------------------------------------------------
.32:
cld
lodsd
mov [edi],eax
ret
;---------------------------------------------------------------------
.24:
cld
lodsw
mov [edi],ax
lodsb
mov [edi+2],al
ret
;---------------------------------------------------------------------
.16:
cld
lodsw
mov [edi],ax
ret
;---------------------------------------------------------------------
.8:
cld
lodsb
mov [edi],al
ret
;---------------------------------------------------------------------
.get_memory:
mov ecx,[eax+4]
imul ecx,[eax+8]
imul ecx,[bytes_to_pixel]
push eax
mcall 68,12
mov [raw_area],eax
mov edi,eax
pop eax
mov ebx,[eax+4]
mov ecx,[eax+8]
ret
;---------------------------------------------------------------------
align 16
EXPORTS:
dd szStart, START
dd szVersion, 0x00010001
dd 0
szStart db 'START',0
szVersion db 'version',0
pointer dd 0
image_file dd 0
direction dd 0
size_x dd 0
size_y dd 0
bytes_to_pixel dd 0
;delta dd 0
;resolution dd 0
;compression dd 0
raw_area dd 0