| 1 | /* |
| 2 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 3 | * QEMU UI Console |
| 4 | */ |
| 5 | #ifndef SURFACE_H |
| 6 | #define SURFACE_H |
| 7 | |
| 8 | #include "ui/qemu-pixman.h" |
| 9 | |
| 10 | #ifdef CONFIG_OPENGL |
| 11 | # include "ui/shader.h" |
| 12 | #endif |
| 13 | |
| 14 | #define QEMU_ALLOCATED_FLAG 0x01 |
| 15 | #define QEMU_PLACEHOLDER_FLAG 0x02 |
| 16 | |
| 17 | typedef struct DisplaySurface { |
| 18 | pixman_image_t *image; |
| 19 | uint8_t flags; |
| 20 | #ifdef CONFIG_OPENGL |
| 21 | uint32_t texture; |
| 22 | #endif |
| 23 | qemu_pixman_shareable share_handle; |
| 24 | uint32_t share_handle_offset; |
| 25 | } DisplaySurface; |
| 26 | |
| 27 | DisplaySurface *qemu_create_displaysurface_from(int width, int height, |
| 28 | pixman_format_code_t format, |
| 29 | int linesize, uint8_t *data); |
| 30 | DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image); |
| 31 | DisplaySurface *qemu_create_placeholder_surface(int w, int h, |
| 32 | const char *msg); |
| 33 | |
| 34 | void qemu_displaysurface_set_share_handle(DisplaySurface *surface, |
| 35 | qemu_pixman_shareable handle, |
| 36 | uint32_t offset); |
| 37 | |
| 38 | DisplaySurface *qemu_create_displaysurface(int width, int height); |
| 39 | void qemu_free_displaysurface(DisplaySurface *surface); |
| 40 | |
| 41 | static inline int surface_is_allocated(DisplaySurface *surface) |
| 42 | { |
| 43 | return surface->flags & QEMU_ALLOCATED_FLAG; |
| 44 | } |
| 45 | |
| 46 | static inline int surface_is_placeholder(DisplaySurface *surface) |
| 47 | { |
| 48 | return surface->flags & QEMU_PLACEHOLDER_FLAG; |
| 49 | } |
| 50 | |
| 51 | static inline int surface_stride(DisplaySurface *s) |
| 52 | { |
| 53 | return pixman_image_get_stride(s->image); |
| 54 | } |
| 55 | |
| 56 | static inline void *surface_data(DisplaySurface *s) |
| 57 | { |
| 58 | return pixman_image_get_data(s->image); |
| 59 | } |
| 60 | |
| 61 | static inline int surface_width(DisplaySurface *s) |
| 62 | { |
| 63 | return pixman_image_get_width(s->image); |
| 64 | } |
| 65 | |
| 66 | static inline int surface_height(DisplaySurface *s) |
| 67 | { |
| 68 | return pixman_image_get_height(s->image); |
| 69 | } |
| 70 | |
| 71 | static inline pixman_format_code_t surface_format(DisplaySurface *s) |
| 72 | { |
| 73 | return pixman_image_get_format(s->image); |
| 74 | } |
| 75 | |
| 76 | static inline int surface_bits_per_pixel(DisplaySurface *s) |
| 77 | { |
| 78 | int bits = PIXMAN_FORMAT_BPP(surface_format(s)); |
| 79 | return bits; |
| 80 | } |
| 81 | |
| 82 | static inline int surface_bytes_per_pixel(DisplaySurface *s) |
| 83 | { |
| 84 | int bits = PIXMAN_FORMAT_BPP(surface_format(s)); |
| 85 | return DIV_ROUND_UP(bits, 8); |
| 86 | } |
| 87 | |
| 88 | #endif |