diff options
Diffstat (limited to 'krfb/libvncserver/tableinit24.c')
| -rw-r--r-- | krfb/libvncserver/tableinit24.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/krfb/libvncserver/tableinit24.c b/krfb/libvncserver/tableinit24.c deleted file mode 100644 index 03aa5bc8..00000000 --- a/krfb/libvncserver/tableinit24.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - 24 bit - */ - -/* - * 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. - */ - -static void -rfbInitOneRGBTable24 (CARD8 *table, int inMax, int outMax, int outShift,int swap); - - -static void -rfbInitColourMapSingleTable24(char **table, rfbPixelFormat *in, - rfbPixelFormat *out,rfbColourMap* colourMap) -{ - CARD32 i, r, g, b, outValue; - CARD8 *t; - CARD8 c; - unsigned int nEntries = 1 << in->bitsPerPixel; - int shift = colourMap->is16?16:8; - - if (*table) free(*table); - *table = (char *)malloc(nEntries * 3 + 1); - t = (CARD8 *)*table; - - for (i = 0; i < nEntries; i++) { - r = g = b = 0; - if(i < colourMap->count) { - if(colourMap->is16) { - r = colourMap->data.shorts[3*i+0]; - g = colourMap->data.shorts[3*i+1]; - b = colourMap->data.shorts[3*i+2]; - } else { - r = colourMap->data.bytes[3*i+0]; - g = colourMap->data.bytes[3*i+1]; - b = colourMap->data.bytes[3*i+2]; - } - } - outValue = ((((r * (1 + out->redMax)) >> shift) << out->redShift) | - (((g * (1 + out->greenMax)) >> shift) << out->greenShift) | - (((b * (1 + out->blueMax)) >> shift) << out->blueShift)); - *(CARD32*)&t[3*i] = outValue; - if(!rfbEndianTest) - memmove(t+3*i,t+3*i+1,3); - if (out->bigEndian != in->bigEndian) { - c = t[3*i]; t[3*i] = t[3*i+2]; t[3*i+2] = c; - } - } -} - -/* - * rfbInitTrueColourSingleTable sets up a single lookup table for truecolour - * translation. - */ - -static void -rfbInitTrueColourSingleTable24 (char **table, rfbPixelFormat *in, - rfbPixelFormat *out) -{ - int i,outValue; - int inRed, inGreen, inBlue, outRed, outGreen, outBlue; - CARD8 *t; - CARD8 c; - int nEntries = 1 << in->bitsPerPixel; - - if (*table) free(*table); - *table = (char *)malloc(nEntries * 3 + 1); - t = (CARD8 *)*table; - - for (i = 0; i < nEntries; i++) { - inRed = (i >> in->redShift) & in->redMax; - inGreen = (i >> in->greenShift) & in->greenMax; - inBlue = (i >> in->blueShift) & in->blueMax; - - outRed = (inRed * out->redMax + in->redMax / 2) / in->redMax; - outGreen = (inGreen * out->greenMax + in->greenMax / 2) / in->greenMax; - outBlue = (inBlue * out->blueMax + in->blueMax / 2) / in->blueMax; - - outValue = ((outRed << out->redShift) | - (outGreen << out->greenShift) | - (outBlue << out->blueShift)); - *(CARD32*)&t[3*i] = outValue; - if(!rfbEndianTest) - memmove(t+3*i,t+3*i+1,3); - if (out->bigEndian != in->bigEndian) { - c = t[3*i]; t[3*i] = t[3*i+2]; t[3*i+2] = c; - } - } -} - - -/* - * rfbInitTrueColourRGBTables sets up three separate lookup tables for the - * red, green and blue values. - */ - -static void -rfbInitTrueColourRGBTables24 (char **table, rfbPixelFormat *in, - rfbPixelFormat *out) -{ - CARD8 *redTable; - CARD8 *greenTable; - CARD8 *blueTable; - - if (*table) free(*table); - *table = (char *)malloc((in->redMax + in->greenMax + in->blueMax + 3) - * 3 + 1); - redTable = (CARD8 *)*table; - greenTable = redTable + 3*(in->redMax + 1); - blueTable = greenTable + 3*(in->greenMax + 1); - - rfbInitOneRGBTable24 (redTable, in->redMax, out->redMax, - out->redShift, (out->bigEndian != in->bigEndian)); - rfbInitOneRGBTable24 (greenTable, in->greenMax, out->greenMax, - out->greenShift, (out->bigEndian != in->bigEndian)); - rfbInitOneRGBTable24 (blueTable, in->blueMax, out->blueMax, - out->blueShift, (out->bigEndian != in->bigEndian)); -} - -static void -rfbInitOneRGBTable24 (CARD8 *table, int inMax, int outMax, int outShift, - int swap) -{ - int i; - int nEntries = inMax + 1; - CARD32 outValue; - CARD8 c; - - for (i = 0; i < nEntries; i++) { - outValue = ((i * outMax + inMax / 2) / inMax) << outShift; - *(CARD32 *)&table[3*i] = outValue; - if(!rfbEndianTest) - memmove(table+3*i,table+3*i+1,3); - if (swap) { - c = table[3*i]; table[3*i] = table[3*i+2]; - table[3*i+2] = c; - } - } -} |