diff options
Diffstat (limited to 'krfb/libvncserver/tabletranstemplate.c')
| -rw-r--r-- | krfb/libvncserver/tabletranstemplate.c | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/krfb/libvncserver/tabletranstemplate.c b/krfb/libvncserver/tabletranstemplate.c deleted file mode 100644 index d2092f3a..00000000 --- a/krfb/libvncserver/tabletranstemplate.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * tabletranstemplate.c - template for translation using lookup tables. - * - * This file shouldn't be compiled. It is included multiple times by - * translate.c, each time with different definitions of the macros IN and OUT. - * - * For each pair of values IN and OUT, this file defines two functions for - * translating a given rectangle of pixel data. One uses a single lookup - * table, and the other uses three separate lookup tables for the red, green - * and blue values. - * - * I know this code isn't nice to read because of all the macros, but - * efficiency is important here. - */ - -/* - * OSXvnc Copyright (C) 2001 Dan McGuirk <[email protected]>. - * Original Xvnc code Copyright (C) 1999 AT&T Laboratories Cambridge. - * All Rights Reserved. - * - * This 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 software 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 software; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, - * USA. - */ - -#if !defined(IN) || !defined(OUT) -#error "This file shouldn't be compiled." -#error "It is included as part of translate.c" -#endif - -#define IN_T CONCAT2E(CARD,IN) -#define OUT_T CONCAT2E(CARD,OUT) -#define rfbTranslateWithSingleTableINtoOUT \ - CONCAT4E(rfbTranslateWithSingleTable,IN,to,OUT) -#define rfbTranslateWithRGBTablesINtoOUT \ - CONCAT4E(rfbTranslateWithRGBTables,IN,to,OUT) - -/* - * rfbTranslateWithSingleTableINtoOUT translates a rectangle of pixel data - * using a single lookup table. - */ - -static void -rfbTranslateWithSingleTableINtoOUT (char *table, rfbPixelFormat *in, - rfbPixelFormat *out, - char *iptr, char *optr, - int bytesBetweenInputLines, - int width, int height) -{ - IN_T *ip = (IN_T *)iptr; - OUT_T *op = (OUT_T *)optr; - int ipextra = bytesBetweenInputLines / sizeof(IN_T) - width; - OUT_T *opLineEnd; - OUT_T *t = (OUT_T *)table; - - while (height > 0) { - opLineEnd = op + width; - - while (op < opLineEnd) { - *(op++) = t[*(ip++)]; - } - - ip += ipextra; - height--; - } -} - - -/* - * rfbTranslateWithRGBTablesINtoOUT translates a rectangle of pixel data - * using three separate lookup tables for the red, green and blue values. - */ - -static void -rfbTranslateWithRGBTablesINtoOUT (char *table, rfbPixelFormat *in, - rfbPixelFormat *out, - char *iptr, char *optr, - int bytesBetweenInputLines, - int width, int height) -{ - IN_T *ip = (IN_T *)iptr; - OUT_T *op = (OUT_T *)optr; - int ipextra = bytesBetweenInputLines / sizeof(IN_T) - width; - OUT_T *opLineEnd; - OUT_T *redTable = (OUT_T *)table; - OUT_T *greenTable = redTable + in->redMax + 1; - OUT_T *blueTable = greenTable + in->greenMax + 1; - - while (height > 0) { - opLineEnd = &op[width]; - - while (op < opLineEnd) { - *(op++) = (redTable[(*ip >> in->redShift) & in->redMax] | - greenTable[(*ip >> in->greenShift) & in->greenMax] | - blueTable[(*ip >> in->blueShift) & in->blueMax]); - ip++; - } - ip += ipextra; - height--; - } -} - -#undef IN_T -#undef OUT_T -#undef rfbTranslateWithSingleTableINtoOUT -#undef rfbTranslateWithRGBTablesINtoOUT |