LCOV - code coverage report
Current view: top level - libavcodec - cga_data.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 6 6 100.0 %
Date: 2017-12-17 23:02:56 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * CGA/EGA/VGA ROM data
       3             :  *
       4             :  * This file is part of FFmpeg.
       5             :  *
       6             :  * FFmpeg is free software; you can redistribute it and/or
       7             :  * modify it under the terms of the GNU Lesser General Public
       8             :  * License as published by the Free Software Foundation; either
       9             :  * version 2.1 of the License, or (at your option) any later version.
      10             :  *
      11             :  * FFmpeg is distributed in the hope that it will be useful,
      12             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14             :  * Lesser General Public License for more details.
      15             :  *
      16             :  * You should have received a copy of the GNU Lesser General Public
      17             :  * License along with FFmpeg; if not, write to the Free Software
      18             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      19             :  */
      20             : 
      21             : /**
      22             :  * @file
      23             :  * CGA/EGA/VGA ROM data
      24             :  * @note fonts are in libavutil/xga_font_data.[ch]
      25             :  */
      26             : 
      27             : #include <stdint.h>
      28             : #include "cga_data.h"
      29             : 
      30             : const uint32_t ff_cga_palette[16] = {
      31             :     0xFF000000, 0xFF0000AA, 0xFF00AA00, 0xFF00AAAA, 0xFFAA0000, 0xFFAA00AA, 0xFFAA5500, 0xFFAAAAAA,
      32             :     0xFF555555, 0xFF5555FF, 0xFF55FF55, 0xFF55FFFF, 0xFFFF5555, 0xFFFF55FF, 0xFFFFFF55, 0xFFFFFFFF,
      33             : };
      34             : 
      35             : const uint32_t ff_ega_palette[64] = {
      36             :     0xFF000000, 0xFF0000AA, 0xFF00AA00, 0xFF00AAAA, 0xFFAA0000, 0xFFAA00AA, 0xFFAAAA00, 0xFFAAAAAA,
      37             :     0xFF000055, 0xFF0000FF, 0xFF00AA55, 0xFF00AAFF, 0xFFAA0055, 0xFFAA00FF, 0xFFAAAA55, 0xFFAAAAFF,
      38             :     0xFF005500, 0xFF0055AA, 0xFF00FF00, 0xFF00FFAA, 0xFFAA5500, 0xFFAA55AA, 0xFFAAFF00, 0xFFAAFFAA,
      39             :     0xFF005555, 0xFF0055FF, 0xFF00FF55, 0xFF00FFFF, 0xFFAA5555, 0xFFAA55FF, 0xFFAAFF55, 0xFFAAFFFF,
      40             :     0xFF550000, 0xFF5500AA, 0xFF55AA00, 0xFF55AAAA, 0xFFFF0000, 0xFFFF00AA, 0xFFFFAA00, 0xFFFFAAAA,
      41             :     0xFF550055, 0xFF5500FF, 0xFF55AA55, 0xFF55AAFF, 0xFFFF0055, 0xFFFF00FF, 0xFFFFAA55, 0xFFFFAAFF,
      42             :     0xFF555500, 0xFF5555AA, 0xFF55FF00, 0xFF55FFAA, 0xFFFF5500, 0xFFFF55AA, 0xFFFFFF00, 0xFFFFFFAA,
      43             :     0xFF555555, 0xFF5555FF, 0xFF55FF55, 0xFF55FFFF, 0xFFFF5555, 0xFFFF55FF, 0xFFFFFF55, 0xFFFFFFFF
      44             : };
      45             : 
      46      122126 : void ff_draw_pc_font(uint8_t *dst, int linesize, const uint8_t *font, int font_height, int ch, int fg, int bg)
      47             : {
      48             :     int char_y, mask;
      49     1196142 :     for (char_y = 0; char_y < font_height; char_y++) {
      50     9666144 :         for (mask = 0x80; mask; mask >>= 1) {
      51     8592128 :             *dst++ = font[ch * font_height + char_y] & mask ? fg : bg;
      52             :         }
      53     1074016 :         dst += linesize - 8;
      54             :     }
      55      122126 : }

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