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screencopy: add support for frame flags

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This commit is contained in:
emersion 2018-06-23 14:02:43 +01:00
parent bd8be19b79
commit 2b9cbaddf3
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GPG key ID: 0FDE7BE0E88F5E48
9 changed files with 77 additions and 32 deletions
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2
include/wlr/render/interface.h
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@ -34,7 +34,7 @@ struct wlr_renderer_impl {
int (*get_dmabuf_modifiers)(struct wlr_renderer *renderer, int format,
uint64_t **modifiers);
bool (*read_pixels)(struct wlr_renderer *renderer, enum wl_shm_format fmt,
uint32_t stride, uint32_t width, uint32_t height,
uint32_t *flags, uint32_t stride, uint32_t width, uint32_t height,
uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y,
void *data);
bool (*format_supported)(struct wlr_renderer *renderer,

9
include/wlr/render/wlr_renderer.h
View file

@ -7,6 +7,10 @@
#include <wlr/render/wlr_texture.h>
#include <wlr/types/wlr_box.h>
enum wlr_renderer_read_pixels_flags {
WLR_RENDERER_READ_PIXELS_Y_INVERT = 1,
};
struct wlr_renderer_impl;
struct wlr_renderer {
@ -87,9 +91,12 @@ int wlr_renderer_get_dmabuf_modifiers(struct wlr_renderer *renderer, int format,
/**
* Reads out of pixels of the currently bound surface into data. `stride` is in
* bytes.
*
* If `flags` is not NULl, the caller indicates that it accepts frame flags
* defined in `enum wlr_renderer_read_pixels_flags`.
*/
bool wlr_renderer_read_pixels(struct wlr_renderer *r, enum wl_shm_format fmt,
uint32_t stride, uint32_t width, uint32_t height,
uint32_t *flags, uint32_t stride, uint32_t width, uint32_t height,
uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y, void *data);
/**
* Checks if a format is supported.