forked from KolibriOS/kolibrios
476 lines
10 KiB
PHP
476 lines
10 KiB
PHP
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;***************************************************************************
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;*******************CODING BMP FILE(1,4,8,24 bits)**************************
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;***************************************************************************
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;-------------------------autor andrew_programmer---------------------------
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coding_bmp:
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mov [PointerToImage],ebx
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mov [WhereCodingBMP],ecx
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mov [BmpPalette],edx
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mov [Bmp_SizeX],esi
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mov [Bmp_SizeY],edi
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;**********************************************
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;******************1 bit BMP*******************
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;**********************************************
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cmp eax,2
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ja no_monohrom_colors
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mov esi,[BmpPalette]
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mov edi,[WhereCodingBMP]
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add edi,54
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mov eax,[esi] ;first color
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mov ebx,[esi+4] ;second color
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mov [edi],eax
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mov [edi+4],ebx
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;coding image to bmp 1 bit format
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mov esi,[PointerToImage]
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mov edx,[WhereCodingBMP]
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mov ebx,[Bmp_SizeX]
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add ebx,31 ;picture_size_x+31
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shr ebx,5 ;((picture_size_x)+31)/32
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mov [Bmp_doublewords],ebx ;double words in string
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shl ebx,2
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mov [Bmp_bytes_per_string],ebx ;bytes per string
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mov ecx,[Bmp_SizeY]
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dec ecx
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imul ebx,ecx
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add edx,54+8
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add edx,ebx ;in edx pointer to area for coding
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mov ebp,[Bmp_bytes_per_string]
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mov ebx,[Bmp_SizeY]
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mov esi,[PointerToImage]
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mov edi,edx
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mov edx,[Bmp_SizeX]
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lea edx,[edx+edx*2]
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mov [Bmp_Counter],7
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and [Bmp_Counter2],0
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copy_lines_1:
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push esi
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mov ecx,[Bmp_bytes_per_string]
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shl ecx,3 ;(Bmp_bytes_per_string)*8
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rep_movsb_1:
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mov eax,[esi]
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and eax,0xffffff
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push esi
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push ecx
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push ebx
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mov esi,[BmpPalette]
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xor ecx,ecx
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find_color_in_palette_1:
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mov ebx,[esi]
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and ebx,0xffffff
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cmp eax,ebx ;color fined ?
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je color_fined_1
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add esi,4
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inc ecx
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cmp ecx,256
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jl find_color_in_palette_1
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color_fined_1:
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mov [Bmp_Counter3],ecx ;number color in palette
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pop ebx
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pop ecx
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pop esi
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mov eax,[Bmp_Counter3]
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test eax,eax
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jz no_change_bit_in_byte
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push ecx
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mov ecx,[Bmp_Counter]
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bts [Bmp_Counter2],ecx
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pop ecx
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no_change_bit_in_byte:
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dec [Bmp_Counter]
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jns no_minus_in_counter
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push eax
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mov eax,[Bmp_Counter2]
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mov [edi],al
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inc edi
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mov [Bmp_Counter],7
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and [Bmp_Counter2],0 ;obnulyaem byte
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pop eax
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no_minus_in_counter:
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add esi,3
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dec ecx
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jnz rep_movsb_1
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pop esi
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add esi,edx
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sub edi,ebp
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sub edi,ebp
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dec ebx
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jnz copy_lines_1
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mov edi,[WhereCodingBMP]
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mov ebx,[Bmp_bytes_per_string]
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imul ebx,[Bmp_SizeY]
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add ebx,(54+8)
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;crate list of bmp description
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mov [edi],word 'BM'
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mov [edi+2],ebx
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mov [edi+10],dword 54+8 ;where bigin bmp imige
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mov [edi+14],dword 40
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mov edx,[Bmp_SizeX]
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mov ecx,[Bmp_SizeY]
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mov [edi+18],edx ;picture size x
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mov [edi+22],ecx ;picture size y
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mov [edi+26],word 1
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mov [edi+28],word 1 ;bits per pixel
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mov [edi+30],dword 0
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mov edx,[Bmp_bytes_per_string]
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imul edx,ecx
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mov [edi+34],edx
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mov [edi+38],dword 0
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mov [edi+42],dword 0
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mov [edi+46],dword 0
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ret
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no_monohrom_colors:
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;**********************************************
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;*****************4 bits BMP*******************
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;**********************************************
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cmp eax,16
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ja no_16_colors
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;copy 16 colors palette
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mov esi,[BmpPalette]
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mov edi,[WhereCodingBMP]
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add edi,54
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mov ecx,16
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rep movsd
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;coding image to bmp 4 bits format
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mov esi,[PointerToImage]
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mov edx,[WhereCodingBMP]
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mov ebx,[Bmp_SizeX]
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shl ebx,2 ;4*(picture_size_x)
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add ebx,31 ;4*(picture_size_x)+31
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shr ebx,5 ;(4*(picture_size_x)+31)/32
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mov [Bmp_doublewords],ebx ;double words in string
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shl ebx,2
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mov [Bmp_bytes_per_string],ebx ;bytes per string
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mov ecx,[Bmp_SizeY]
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dec ecx
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imul ebx,ecx
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add edx,54+64
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add edx,ebx
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mov ebp,[Bmp_bytes_per_string]
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mov ebx,[Bmp_SizeY]
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mov [Bmp_Counter2],ebx
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mov edi,edx
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xor ebx,ebx
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copy_lines_4:
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mov ecx,[Bmp_bytes_per_string]
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shl ecx,1
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and [Bmp_Counter3],0
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push esi
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rep_movsb_4:
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mov eax,[esi]
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and eax,0xffffff
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mov [Bmp_save1],esi
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mov [Bmp_save2],ecx
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mov [Bmp_save3],ebx
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mov esi,[BmpPalette]
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xor ecx,ecx
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find_color_in_palette_:
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mov ebx,[esi]
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and ebx,0xffffff
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cmp eax,ebx ;color fined ?
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je color_fined_
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add esi,4
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inc ecx
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cmp ecx,16
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jl find_color_in_palette_
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color_fined_:
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mov [Bmp_Counter],ecx ;number color in palette
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mov esi,[Bmp_save1]
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mov ecx,[Bmp_save2]
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mov ebx,[Bmp_save3]
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xor eax,eax
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mov eax,[Bmp_Counter]
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shl bl,4
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add bl,al
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mov eax,[Bmp_Counter3]
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and eax,1b
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test eax,eax ;next block ready ?
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jz no_ready
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mov [edi],bl ;4 bit color
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inc edi
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no_ready:
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add esi,3
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inc [Bmp_Counter3]
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dec ecx
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jnz rep_movsb_4
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pop esi
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add esi,[Bmp_SizeX]
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add esi,[Bmp_SizeX]
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add esi,[Bmp_SizeX]
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sub edi,ebp
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sub edi,ebp
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dec [Bmp_Counter2]
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jnz copy_lines_4
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;total size of bmp file
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mov edi,[WhereCodingBMP]
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mov ebx,[Bmp_bytes_per_string]
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imul ebx,[Bmp_SizeY]
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add ebx,(54+64)
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;crate list of bmp description
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mov [edi],word 'BM'
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mov [edi+2],ebx
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mov [edi+10],dword 54+64
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mov [edi+14],dword 40
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mov edx,[Bmp_SizeX]
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mov ecx,[Bmp_SizeY]
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mov [edi+18],edx
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mov [edi+22],ecx
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mov [edi+26],word 1
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mov [edi+28],word 4
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mov [edi+30],dword 0
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mov edx,[Bmp_bytes_per_string]
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imul edx,ecx
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mov [edi+34],edx
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mov [edi+38],dword 0
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mov [edi+42],dword 0
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mov [edi+46],dword 0
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ret
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no_16_colors:
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;**********************************************
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;******************8 bits BMP******************
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;**********************************************
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cmp eax,256
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ja no_8_bits_per_pixel
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;copy palette
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mov esi,[BmpPalette]
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mov edi,[WhereCodingBMP]
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add edi,54
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mov ecx,256
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rep movsd
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;coding image to bmp 8 bits format
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mov esi,[PointerToImage]
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mov edx,[WhereCodingBMP]
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mov ebx,[Bmp_SizeX]
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shl ebx,3 ;8*(picture_size_x)
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add ebx,31 ;8*(picture_size_x)+31
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shr ebx,5 ;(8*(picture_size_x)+31)/32
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mov [Bmp_doublewords],ebx ;double words in string
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shl ebx,2
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mov [Bmp_bytes_per_string],ebx ;bytes per string
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mov ecx,[Bmp_SizeY]
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dec ecx
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imul ebx,ecx
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add edx,(1024+54)
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add edx,ebx ;in edx pointer to copy bitmap arrea
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mov ebp,[Bmp_bytes_per_string]
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shl ebp,1
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mov ebx,[Bmp_SizeY]
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mov edi,edx
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copy_lines_8:
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mov ecx,[Bmp_bytes_per_string]
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mov [Bmp_save1],esi
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rep_movsb_8:
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mov eax,[esi]
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and eax,0xffffff
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push esi
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push ecx
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push ebx
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mov esi,[BmpPalette]
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xor ecx,ecx
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find_color_in_palette:
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mov ebx,[esi]
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and ebx,0xffffff
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cmp eax,ebx ;color fined ?
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je color_fined
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add esi,4
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inc ecx
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cmp ecx,256
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jl find_color_in_palette
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color_fined:
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mov [Bmp_Counter],ecx ;number color in palette
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pop ebx
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pop ecx
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pop esi
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mov eax,[Bmp_Counter]
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mov [edi],al ;8 bit color
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add esi,3
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inc edi
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dec ecx
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jnz rep_movsb_8
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mov esi,[Bmp_save1]
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add esi,[Bmp_SizeX]
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add esi,[Bmp_SizeX]
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add esi,[Bmp_SizeX]
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sub edi,ebp
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dec ebx
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jnz copy_lines_8
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;total size of bmp file
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mov edi,[WhereCodingBMP]
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mov ebx,[Bmp_bytes_per_string]
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imul ebx,[Bmp_SizeY]
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add ebx,54+1024
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;crate list of bmp description
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mov [edi],word 'BM'
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mov [edi+2],ebx
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mov [edi+10],dword 54+1024
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mov [edi+14],dword 40
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mov edx,[Bmp_SizeX]
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mov ecx,[Bmp_SizeY]
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mov [edi+18],edx
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mov [edi+22],ecx
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mov [edi+26],word 1
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mov [edi+28],word 8
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mov [edi+30],dword 0
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mov edx,[Bmp_bytes_per_string]
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imul edx,ecx
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mov [edi+34],edx
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mov [edi+38],dword 0
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mov [edi+42],dword 0
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mov [edi+46],dword 0
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ret
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no_8_bits_per_pixel:
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;**********************************************
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;*******************24 bit BMP*****************
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;**********************************************
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cmp eax,256
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jle no_32_bits_per_pixel
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;copy picture
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mov esi,[PointerToImage]
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mov edx,[WhereCodingBMP]
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mov ebx,[Bmp_SizeX]
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shl ebx,3 ;8*(picture_size_x)
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lea ebx,[ebx+ebx*2] ;3*8*(picture_size_x)
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add ebx,31 ;3*8*(picture_size_x)+31
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shr ebx,5 ;(3*8*(picture_size_x)+31)/32
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mov [Bmp_doublewords],ebx ;double words in string
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shl ebx,2
|
||
|
|
mov [Bmp_bytes_per_string],ebx ;bytes per string
|
||
|
|
mov ecx,[Bmp_SizeY]
|
||
|
|
dec ecx
|
||
|
|
imul ebx,ecx
|
||
|
|
add edx,54
|
||
|
|
add edx,ebx ;in edx pointer to start of copy bit map
|
||
|
|
|
||
|
|
mov ebp,[Bmp_bytes_per_string]
|
||
|
|
shl ebp,1
|
||
|
|
|
||
|
|
mov ebx,[Bmp_SizeY]
|
||
|
|
|
||
|
|
mov esi,[PointerToImage]
|
||
|
|
mov edi,edx
|
||
|
|
|
||
|
|
mov edx,[Bmp_SizeX]
|
||
|
|
lea edx,[edx+edx*2]
|
||
|
|
|
||
|
|
copy_lines_24:
|
||
|
|
|
||
|
|
push esi
|
||
|
|
mov ecx,[Bmp_doublewords]
|
||
|
|
rep_movsb_24:
|
||
|
|
mov eax,[esi]
|
||
|
|
mov [edi],eax
|
||
|
|
add esi,4
|
||
|
|
add edi,4
|
||
|
|
dec ecx
|
||
|
|
jnz rep_movsb_24
|
||
|
|
pop esi
|
||
|
|
|
||
|
|
add esi,edx
|
||
|
|
sub edi,ebp
|
||
|
|
dec ebx
|
||
|
|
jnz copy_lines_24
|
||
|
|
|
||
|
|
;total size of bmp fille
|
||
|
|
mov edi,[WhereCodingBMP]
|
||
|
|
mov ebx,[Bmp_bytes_per_string]
|
||
|
|
imul ebx,[Bmp_SizeY]
|
||
|
|
add ebx,54
|
||
|
|
|
||
|
|
;write info to structure of bmp file
|
||
|
|
mov [edi],word 'BM'
|
||
|
|
mov [edi+2],ebx
|
||
|
|
mov [edi+10],dword 54 ;where begin bmp imige
|
||
|
|
mov [edi+14],dword 40 ;total size of structure number two
|
||
|
|
mov edx,[Bmp_SizeX]
|
||
|
|
mov ecx,[Bmp_SizeY]
|
||
|
|
mov [edi+18],edx
|
||
|
|
mov [edi+22],ecx
|
||
|
|
mov [edi+26],word 1
|
||
|
|
mov [edi+28],word 24 ;bytes per pixel
|
||
|
|
mov [edi+30],dword 0
|
||
|
|
mov edx,[Bmp_bytes_per_string]
|
||
|
|
imul edx,ecx
|
||
|
|
mov [edi+34],edx ;size of bmp image
|
||
|
|
mov [edi+38],dword 0
|
||
|
|
mov [edi+42],dword 0
|
||
|
|
mov [edi+46],dword 0
|
||
|
|
ret
|
||
|
|
no_32_bits_per_pixel:
|
||
|
|
|
||
|
|
|
||
|
|
ret
|
||
|
|
|
||
|
|
PointerToImage dd 0
|
||
|
|
WhereCodingBMP dd 0
|
||
|
|
BmpPalette dd 0
|
||
|
|
Bmp_SizeX dd 0
|
||
|
|
Bmp_SizeY dd 0
|
||
|
|
Bmp_Counter dd 0
|
||
|
|
Bmp_Counter2 dd 0
|
||
|
|
Bmp_Counter3 dd 0
|
||
|
|
Bmp_save1 dd 0
|
||
|
|
Bmp_save2 dd 0
|
||
|
|
Bmp_save3 dd 0
|
||
|
|
Bmp_bytes_per_string dd 0
|
||
|
|
Bmp_doublewords dd 0
|