include/ui/qemu-pixman.h

   1 /*
   2  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   3  * See the COPYING file in the top-level directory.
   4  */
   5
   6 #ifndef QEMU_PIXMAN_H
   7 #define QEMU_PIXMAN_H
   8
   9 /* pixman-0.16.0 headers have a redundant declaration */
  10 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
  11 #pragma GCC diagnostic push
  12 #pragma GCC diagnostic ignored "-Wredundant-decls"
  13 #endif
  14 #include <pixman.h>
  15 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
  16 #pragma GCC diagnostic pop
  17 #endif
  18
  19 #include "qemu/typedefs.h"
  20
  21 /*
  22  * pixman image formats are defined to be native endian,
  23  * that means host byte order on qemu.  So we go define
  24  * fixed formats here for cases where it is needed, like
  25  * feeding libjpeg / libpng and writing screenshots.
  26  */
  27
  28 #ifdef HOST_WORDS_BIGENDIAN
  29 # define PIXMAN_BE_r8g8b8     PIXMAN_r8g8b8
  30 #else
  31 # define PIXMAN_BE_r8g8b8     PIXMAN_b8g8r8
  32 #endif
  33
  34 /* -------------------------------------------------------------------- */
  35
  36 PixelFormat qemu_pixelformat_from_pixman(pixman_format_code_t format);
  37 pixman_format_code_t qemu_default_pixman_format(int bpp, bool native_endian);
  38 int qemu_pixman_get_type(int rshift, int gshift, int bshift);
  39 pixman_format_code_t qemu_pixman_get_format(PixelFormat *pf);
  40
  41 pixman_image_t *qemu_pixman_linebuf_create(pixman_format_code_t format,
  42                                            int width);
  43 void qemu_pixman_linebuf_fill(pixman_image_t *linebuf, pixman_image_t *fb,
  44                               int width, int x, int y);
  45 void qemu_pixman_linebuf_copy(pixman_image_t *fb, int width, int x, int y,
  46                               pixman_image_t *linebuf);
  47 pixman_image_t *qemu_pixman_mirror_create(pixman_format_code_t format,
  48                                           pixman_image_t *image);
  49 void qemu_pixman_image_unref(pixman_image_t *image);
  50
  51 pixman_color_t qemu_pixman_color(PixelFormat *pf, uint32_t color);
  52 pixman_image_t *qemu_pixman_glyph_from_vgafont(int height, const uint8_t *font,
  53                                                unsigned int ch);
  54 void qemu_pixman_glyph_render(pixman_image_t *glyph,
  55                               pixman_image_t *surface,
  56                               pixman_color_t *fgcol,
  57                               pixman_color_t *bgcol,
  58                               int x, int y, int cw, int ch);
  59
  60 #endif /* QEMU_PIXMAN_H */