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Rev 255 Rev 1643
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;-----------------------------------------------------------
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;-----------------------------------------------------------
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;-------analizing picture to palette------------------------
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;-------analizing picture to palette------------------------
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;-----------------------------------------------------------
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;-----------------------------------------------------------
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analizing_picture_to_palette:
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analizing_picture_to_palette:
5 
 
 - 
 
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	 mov eax,[Picture_SizeX]
 - 
 
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	 mov ebx,[Picture_SizeY]
 - 
 
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	 imul eax,ebx
 - 
 
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	 mov ecx,eax
 - 
 
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	 mov edx,[PointerToPicture]
 - 
 
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	 mov esi,1 ;counter colors in palette
 - 
 
12 
 
 - 
 
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	 ;put firs color of picture how one color in palette
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	 mov ebp,[PointerToPalette]
 - 
 
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	 mov eax,[edx]
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	 and eax,0xffffff
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	 mov [ebp],eax
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 - 
 
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	 analizing_to_palette:
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	 mov eax,[edx]
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	 and eax,0xffffff
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22 
 
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	 mov edi,esi
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	 mov ebp,[PointerToPalette]
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	 next_color_in_palette:
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	 mov ebx,[ebp]
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	 and ebx,0xffffff
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	 cmp ebx,eax	     ;this is color have in palette
 - 
 
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	 je exit_loop_palette
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	 add ebp,4
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	 dec edi
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	 jnz next_color_in_palette
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	 inc esi
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	 cmp esi,256 ;256 colors
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	 ja more_than_256_colors
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	 mov ebp,[PointerToPalette]
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	 mov ebx,esi
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	 dec ebx
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	 shl ebx,2
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	 add ebp,ebx
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	 mov [ebp],ax
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	 shr eax,16
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	 mov [ebp+2],al
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	 exit_loop_palette:
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	 add edx,3
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	 dec ecx
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	 jnz analizing_to_palette
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	 more_than_256_colors:
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	 mov eax,esi
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 - 
 
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	 ret
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            5
            
	mov	eax,[Picture_SizeX]

          

          

            -
            
 

            6
            
	mov	ebx,[Picture_SizeY]

          

          

            -
            
 

            7
            
	imul	eax,ebx

          

          

            -
            
 

            8
            
	mov	ecx,eax

          

          

            -
            
 

            9
            
	mov	edx,[PointerToPicture]

          

          

            -
            
 

            10
            
	mov	esi,1 ;counter colors in palette

          

          

            -
            
 

            11
            
 

          

          

            -
            
 

            12
            
;put firs color of picture how one color in palette

          

          

            -
            
 

            13
            
	mov	ebp,[PointerToPalette]

          

          

            -
            
 

            14
            
	mov	eax,[edx]

          

          

            -
            
 

            15
            
	and	eax,0xffffff

          

          

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            16
            
	mov	[ebp],eax

          

          

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            17
            
 

          

          

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analizing_to_palette:

          

          

            -
            
 

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	mov	eax,[edx]

          

          

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	and	eax,0xffffff

          

          

            -
            
 

            21
            
	mov	edi,esi

          

          

            -
            
 

            22
            
	mov	ebp,[PointerToPalette]

          

          

            -
            
 

            23
            
 

          

          

            -
            
 

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next_color_in_palette:

          

          

            -
            
 

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	mov	ebx,[ebp]

          

          

            -
            
 

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	and	ebx,0xffffff

          

          

            -
            
 

            27
            
	cmp	ebx,eax	    ;this is color have in palette

          

          

            -
            
 

            28
            
	je	exit_loop_palette

          

          

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            29
            
 

          

          

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	add	ebp,4

          

          

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            31
            
	dec	edi

          

          

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	jnz	next_color_in_palette

          

          

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            33
            
 

          

          

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            34
            
	inc	esi

          

          

            -
            
 

            35
            
	cmp	esi,256 ;256 colors

          

          

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            36
            
	ja	more_than_256_colors

          

          

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            37
            
 

          

          

            -
            
 

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	mov	ebp,[PointerToPalette]

          

          

            -
            
 

            39
            
	mov	ebx,esi

          

          

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	dec	ebx

          

          

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	shl	ebx,2

          

          

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            42
            
	add	ebp,ebx

          

          

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	mov	[ebp],ax

          

          

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            44
            
	shr	eax,16

          

          

            -
            
 

            45
            
	mov	[ebp+2],al

          

          

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            46
            
 

          

          

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            47
            
exit_loop_palette:

          

          

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            48
            
	add	edx,3

          

          

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	dec	ecx

          

          

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            50
            
	jnz	analizing_to_palette

          

          

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            51
            
 

          

          

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more_than_256_colors:

          

          

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	mov	eax,esi

          

          

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	ret

          

          

            -
            
 

            55
            

          

          

            58
            

            56