100 lines
2.3 KiB
PHP
100 lines
2.3 KiB
PHP
Color db 0
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Counter db 0
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LastColor db 0
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SizeFile dd 0
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;LitlCounter db 0
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;LitlColor db 0
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save_image:
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;mov esi,addres_of_file_which_need_compress
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;mov edi,addres_where_need_to_save_compressed_file
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;mov ecx,size_of_file_which_need_compress
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mov dl,byte [esi]
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and dl,0xff
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mov [LastColor],dl
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mov [Counter],byte 1
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mov [SizeFile],0
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xor edx,edx
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inc esi
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NextColor:;ç¨â ¥¬ ®¢ë© 梥⠨§ â ¡«¨æë
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mov dl,byte [esi]
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and dl,0xf
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mov [Color],dl
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cmp dl,[LastColor]
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jne Different
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;㢥«¨ç¨¢ ¥¬ áç¥â稪 1 ¨ ᬮâਬ ¥£® § 票¥
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inc [Counter]
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cmp [Counter],16
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jl total
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;áç¥â稪 à ¢¥ 16,§ ç¨â 㦮 á®åà ¨âì ¯®á«¥¤®¢ ⥫ì®áâì
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dec [Counter]
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jmp Different
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;’¥¯¥àì ⥪ã騩 梥â áâ « áâ àë¬,¯®í⮬ã á®åà ¨¬ ¥£® ª ª áâ àë©.
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;Ž¡ã«¨¬ (ᤥ« ¥¬ à ¢ë¬ 1) áç¥â稪 ¯®¢â®à¥¨© 梥â (counter)
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xor eax,eax
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and [Counter],0
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mov al,[Color]
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mov [LastColor],al
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xor eax,eax
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jmp total
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Different:;¯à®ç¨â ë© æ¢¥â ¥ ᮢ¯ ¤ ¥â á® áâ àë¬
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;§ ç¨â 㦮 á®åà ¨âì áâ àë© ¨ ãáâ ®¢¨âì § ç¥¨ï ¤«ï ®¢®£®
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;
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;á®åà 塞 áâ àë© æ¢¥â
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dec [Counter]
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call SaveinByte
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;add [SizeFile],1
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inc edi
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;ãáâ ¢«¨¢ ¥¬ § 票ï ⥪ã饣® 梥⠪ ª áâ ண®
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mov dl,[Color]
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mov [LastColor],dl
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mov [Counter],1
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total:
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xor edx,edx
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mov dl,[Color]
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mov [LastColor],dl
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inc esi
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dec ecx
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cmp ecx,0
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jne NextColor
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;áç¥â稪 ¬®¦¥â ¡ëâì ¥¯ãá⮩,¯®í⮬ã çâ®¡ë ¥ â¥àïâì ¡ ©â®¢
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;á®åà ¨¬ § 票¥ áç¥â稪 ¨ ¯®¢â®à塞®¥ § 票¥
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call SaveinByte
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ret
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SaveinByte:xor eax,eax
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xor ebx,ebx
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mov al,[Counter]
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shl al,4
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mov bl,[LastColor]
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or al,bl
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mov [edi],al
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inc [SizeFile]
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ret
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;-----------------------------------------------------------------------
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LitlCounter db 0
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LitlColor db 0
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unpakin:
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xor edx,edx
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NextLitlColor:xor edx,edx
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mov dl,byte[esi]
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xor eax,eax
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xor ebx,ebx
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mov al,dl
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mov bl,al
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shr al,4
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and al,0xf
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mov [LitlCounter],al
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and bl,0xf
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mov [LitlColor],bl
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xor eax,eax
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xor ebx,ebx
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;-------------------------------
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mov al,[LitlColor]
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beg:mov [edi],al
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add edi,1
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dec [LitlCounter]
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cmp [LitlCounter],-1
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jne beg
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inc esi
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dec ecx
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jnz NextLitlColor
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ret |