diff options
Diffstat (limited to 'include/wlr')
| -rw-r--r-- | include/wlr/types/wlr_buffer.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/wlr/types/wlr_buffer.h b/include/wlr/types/wlr_buffer.h index 59996fce..ca94e93c 100644 --- a/include/wlr/types/wlr_buffer.h +++ b/include/wlr/types/wlr_buffer.h @@ -15,12 +15,21 @@ struct wlr_buffer; +struct wlr_shm_attributes { + int fd; + uint32_t format; + int width, height, stride; + off_t offset; +}; + struct wlr_buffer_impl { void (*destroy)(struct wlr_buffer *buffer); bool (*get_dmabuf)(struct wlr_buffer *buffer, struct wlr_dmabuf_attributes *attribs); bool (*get_data_ptr)(struct wlr_buffer *buffer, void **data, size_t *stride); + bool (*get_shm)(struct wlr_buffer *buffer, + struct wlr_shm_attributes *attribs); }; /** @@ -78,6 +87,16 @@ void wlr_buffer_unlock(struct wlr_buffer *buffer); */ bool wlr_buffer_get_dmabuf(struct wlr_buffer *buffer, struct wlr_dmabuf_attributes *attribs); +/** + * Read shared memory attributes of the buffer. If this buffer isn't shared + * memory, returns false. + * + * The returned shared memory attributes are valid for the lifetime of the + * wlr_buffer. The caller isn't responsible for cleaning up the shared memory + * attributes. + */ +bool wlr_buffer_get_shm(struct wlr_buffer *buffer, + struct wlr_shm_attributes *attribs); /** * A client buffer. |