55 lines
812 B
NASM
55 lines
812 B
NASM
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.pbm:
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stdcall img.create, [width], [height], Image.bpp1
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test eax, eax
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jz .quit
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mov [retvalue], eax
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mov ebx, eax
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mov edi, [ebx+Image.Palette]
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mov [edi], dword 0x00ffffff
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mov [edi + 4], dword 0x00000000
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cmp [data_type], PNM_ASCII
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je .pbm.ascii
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.pbm.raw:
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mov ecx, [ebx+Image.Width]
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add ecx, 7
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shr ecx, 3
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imul ecx, [ebx+Image.Height]
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mov edi, [ebx+Image.Data]
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rep movsb
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jmp .quit
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.pbm.ascii:
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mov edi, [ebx+Image.Data]
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.pbm.next_line:
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mov edx, [width]
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mov ecx, 7
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xor eax, eax
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.pbm.next_char:
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lodsb
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cmp al, ' '
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jna .pbm.next_char
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.pbm.get_number:
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cmp al, '1'
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sete bl
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shl bl, cl
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or ah, bl
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dec ecx
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jns @f
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shr eax, 8
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stosb
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mov ecx, 7
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@@:
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dec edx
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jnz .pbm.next_char
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test byte[width], 0x07
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jz @f
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shr eax, 8
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stosb
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@@:
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dec [height]
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jnz .pbm.next_line
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jmp .quit
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