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- // VirtualDub - Video processing and capture application
- // Copyright (C) 1998-2001 Avery Lee
- //
- // This program is free software; you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation; either version 2 of the License, or
- // (at your option) any later version.
- //
- // This program is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this program; if not, write to the Free Software
- // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- #include <stdio.h>
-
- #include <windows.h>
- #include <commctrl.h>
-
- #include "resource.h"
- #include "filter.h"
-
- extern HINSTANCE g_hInst;
-
- ///////////////////////////////////
-
- void __declspec(naked) asm_invert_run(Pixel32 *data, long w, long h, long pitch) {
- __asm {
- push ebp
- push edi
- push esi
- push ebx
-
- mov edi,[esp+4+16]
- mov edx,[esp+8+16]
- mov ecx,[esp+12+16]
- mov esi,[esp+16+16]
- mov eax,edx
- xor edx,-1
- shl eax,2
- inc edx
- add edi,eax
- test edx,1
- jz yloop
- sub edi,4
- yloop:
- mov ebp,edx
- inc ebp
- sar ebp,1
- jz zero
- xloop:
- mov eax,[edi+ebp*8 ]
- mov ebx,[edi+ebp*8+4]
- xor eax,-1
- xor ebx,-1
- mov [edi+ebp*8 ],eax
- mov [edi+ebp*8+4],ebx
- inc ebp
- jne xloop
- zero:
- test edx,1
- jz notodd
- not dword ptr [edi]
- notodd:
- add edi,esi
- dec ecx
- jne yloop
-
- pop ebx
- pop esi
- pop edi
- pop ebp
- ret
- };
- }
-
- ///////////////////////////////////
-
- int invert_run(const FilterActivation *fa, const FilterFunctions *ff) {
- asm_invert_run(
- fa->src.data,
- fa->src.w,
- fa->src.h,
- fa->src.pitch
- );
-
- return 0;
- }
-
- long invert_param(FilterActivation *fa, const FilterFunctions *ff) {
- fa->dst.offset = fa->src.offset;
- return 0;
- }
-
- FilterDefinition filterDef_invert={
- 0,0,NULL,
- "invert",
- "Inverts the colors in the image.\n\n[Assembly optimized]",
- NULL,NULL,
- 0,
- NULL,NULL,
- invert_run,
- invert_param,
- NULL,
- NULL,
- };
-