| /* |
| * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| * See the COPYING file in the top-level directory. |
| */ |
| |
| #ifndef QEMU_PIXMAN_H |
| #define QEMU_PIXMAN_H |
| |
| /* pixman-0.16.0 headers have a redundant declaration */ |
| #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE |
| #pragma GCC diagnostic push |
| #pragma GCC diagnostic ignored "-Wredundant-decls" |
| #endif |
| #include <pixman.h> |
| #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE |
| #pragma GCC diagnostic pop |
| #endif |
| |
| /* |
| * pixman image formats are defined to be native endian, |
| * that means host byte order on qemu. So we go define |
| * fixed formats here for cases where it is needed, like |
| * feeding libjpeg / libpng and writing screenshots. |
| */ |
| |
| #ifdef HOST_WORDS_BIGENDIAN |
| # define PIXMAN_BE_r8g8b8 PIXMAN_r8g8b8 |
| # define PIXMAN_BE_x8r8g8b8 PIXMAN_x8r8g8b8 |
| # define PIXMAN_BE_a8r8g8b8 PIXMAN_a8r8g8b8 |
| # define PIXMAN_BE_b8g8r8x8 PIXMAN_b8g8r8x8 |
| # define PIXMAN_BE_b8g8r8a8 PIXMAN_b8g8r8a8 |
| # define PIXMAN_BE_r8g8b8x8 PIXMAN_r8g8b8x8 |
| # define PIXMAN_BE_r8g8b8a8 PIXMAN_r8g8b8a8 |
| # define PIXMAN_BE_x8b8g8r8 PIXMAN_x8b8g8r8 |
| # define PIXMAN_BE_a8b8g8r8 PIXMAN_a8b8g8r8 |
| # define PIXMAN_LE_r8g8b8 PIXMAN_b8g8r8 |
| # define PIXMAN_LE_a8r8g8b8 PIXMAN_b8g8r8a8 |
| # define PIXMAN_LE_x8r8g8b8 PIXMAN_b8g8r8x8 |
| #else |
| # define PIXMAN_BE_r8g8b8 PIXMAN_b8g8r8 |
| # define PIXMAN_BE_x8r8g8b8 PIXMAN_b8g8r8x8 |
| # define PIXMAN_BE_a8r8g8b8 PIXMAN_b8g8r8a8 |
| # define PIXMAN_BE_b8g8r8x8 PIXMAN_x8r8g8b8 |
| # define PIXMAN_BE_b8g8r8a8 PIXMAN_a8r8g8b8 |
| # define PIXMAN_BE_r8g8b8x8 PIXMAN_x8b8g8r8 |
| # define PIXMAN_BE_r8g8b8a8 PIXMAN_a8b8g8r8 |
| # define PIXMAN_BE_x8b8g8r8 PIXMAN_r8g8b8x8 |
| # define PIXMAN_BE_a8b8g8r8 PIXMAN_r8g8b8a8 |
| # define PIXMAN_LE_r8g8b8 PIXMAN_r8g8b8 |
| # define PIXMAN_LE_a8r8g8b8 PIXMAN_a8r8g8b8 |
| # define PIXMAN_LE_x8r8g8b8 PIXMAN_x8r8g8b8 |
| #endif |
| |
| /* -------------------------------------------------------------------- */ |
| |
| typedef struct PixelFormat { |
| uint8_t bits_per_pixel; |
| uint8_t bytes_per_pixel; |
| uint8_t depth; /* color depth in bits */ |
| uint32_t rmask, gmask, bmask, amask; |
| uint8_t rshift, gshift, bshift, ashift; |
| uint8_t rmax, gmax, bmax, amax; |
| uint8_t rbits, gbits, bbits, abits; |
| } PixelFormat; |
| |
| PixelFormat qemu_pixelformat_from_pixman(pixman_format_code_t format); |
| pixman_format_code_t qemu_default_pixman_format(int bpp, bool native_endian); |
| pixman_format_code_t qemu_drm_format_to_pixman(uint32_t drm_format); |
| int qemu_pixman_get_type(int rshift, int gshift, int bshift); |
| pixman_format_code_t qemu_pixman_get_format(PixelFormat *pf); |
| bool qemu_pixman_check_format(DisplayChangeListener *dcl, |
| pixman_format_code_t format); |
| |
| pixman_image_t *qemu_pixman_linebuf_create(pixman_format_code_t format, |
| int width); |
| void qemu_pixman_linebuf_fill(pixman_image_t *linebuf, pixman_image_t *fb, |
| int width, int x, int y); |
| void qemu_pixman_linebuf_copy(pixman_image_t *fb, int width, int x, int y, |
| pixman_image_t *linebuf); |
| pixman_image_t *qemu_pixman_mirror_create(pixman_format_code_t format, |
| pixman_image_t *image); |
| void qemu_pixman_image_unref(pixman_image_t *image); |
| |
| pixman_color_t qemu_pixman_color(PixelFormat *pf, uint32_t color); |
| pixman_image_t *qemu_pixman_glyph_from_vgafont(int height, const uint8_t *font, |
| unsigned int ch); |
| void qemu_pixman_glyph_render(pixman_image_t *glyph, |
| pixman_image_t *surface, |
| pixman_color_t *fgcol, |
| pixman_color_t *bgcol, |
| int x, int y, int cw, int ch); |
| |
| G_DEFINE_AUTOPTR_CLEANUP_FUNC(pixman_image_t, qemu_pixman_image_unref) |
| |
| #endif /* QEMU_PIXMAN_H */ |