mirrors/wlroots
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/wlroots/wlroots.git synced 2026-06-14 14:32:57 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

ext_image_copy_capture: explicit sync for frame copy

Browse source 
Keep a drm timeline in `wlr_ext_image_copy_capture_session_v1`, allowing
asynchronous operation for
`wlr_ext_image_copy_capture_frame_v1_copy_buffer()`
This commit is contained in:
Félix Poisot 2026-05-20 19:57:02 +00:00
parent 55ab582563
commit ee980b79a3
4 changed files with 135 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

25
include/wlr/types/wlr_ext_image_copy_capture_v1.h
View file

@ -12,6 +12,7 @@
#include <pixman.h>
#include <wayland-server-protocol.h>
#include <wayland-protocols/ext-image-copy-capture-v1-enum.h>
#include <wlr/render/drm_syncobj.h>
#include <time.h>
struct wlr_renderer;
@ -44,6 +45,8 @@ struct wlr_ext_image_copy_capture_session_v1 {
struct wl_listener source_frame;
pixman_region32_t damage;
struct wlr_drm_syncobj_timeline *copy_timeline;
uint64_t copy_point;
} WLR_PRIVATE;
};
@ -59,6 +62,10 @@ struct wlr_ext_image_copy_capture_frame_v1 {
struct {
struct wlr_ext_image_copy_capture_session_v1 *session;
enum wl_output_transform pending_transform;
struct timespec pending_presentation_time;
bool copy_waiter_initialized;
struct wlr_drm_syncobj_timeline_waiter copy_waiter;
} WLR_PRIVATE;
};
@ -72,6 +79,17 @@ struct wlr_ext_image_copy_capture_manager_v1 *wlr_ext_image_copy_capture_manager
*/
void wlr_ext_image_copy_capture_frame_v1_ready(struct wlr_ext_image_copy_capture_frame_v1 *frame,
enum wl_output_transform transform, const struct timespec *presentation_time);
/**
* Notify the client that the frame is ready, when timeline point is signalled.
*
* This function causes the frame destruction, and may destroy it synchronously.
*/
bool wlr_ext_image_copy_capture_frame_v1_ready_deferred(
struct wlr_ext_image_copy_capture_frame_v1 *frame,
enum wl_output_transform transform, const struct timespec *presentation_time,
struct wlr_drm_syncobj_timeline *timeline, uint64_t point);
/**
* Notify the client that the frame has failed.
*
@ -81,9 +99,14 @@ void wlr_ext_image_copy_capture_frame_v1_fail(struct wlr_ext_image_copy_capture_
enum ext_image_copy_capture_frame_v1_failure_reason reason);
/**
* Copy a struct wlr_buffer into the client-provided buffer for the frame.
*
* If the caller obtains a timeline point through `out_copy_timeline` and
* `out_copy_timeline`, it must wait for it to signal before sending the
* "frame ready" event to the capture client
*/
bool wlr_ext_image_copy_capture_frame_v1_copy_buffer(struct wlr_ext_image_copy_capture_frame_v1 *frame,
struct wlr_buffer *src, struct wlr_renderer *renderer,
struct wlr_drm_syncobj_timeline *wait_timeline, uint64_t wait_point);
struct wlr_drm_syncobj_timeline *wait_timeline, uint64_t wait_point,
struct wlr_drm_syncobj_timeline **out_copy_timeline, uint64_t *out_copy_point);
#endif