105 lines
2.9 KiB
C
105 lines
2.9 KiB
C
/*
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* Copyright (c) 2020 - 2021 Andri Yngvason
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#pragma once
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#include "sys/queue.h"
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#include "config.h"
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#include <unistd.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <pixman.h>
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struct wl_buffer;
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struct gbm_bo;
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struct nvnc_fb;
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enum wv_buffer_type {
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WV_BUFFER_UNSPEC = 0,
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WV_BUFFER_SHM,
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#ifdef ENABLE_SCREENCOPY_DMABUF
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WV_BUFFER_DMABUF,
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#endif
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};
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enum wv_buffer_domain {
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WV_BUFFER_DOMAIN_UNSPEC = 0,
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WV_BUFFER_DOMAIN_OUTPUT,
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WV_BUFFER_DOMAIN_CURSOR,
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};
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struct wv_buffer {
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enum wv_buffer_type type;
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TAILQ_ENTRY(wv_buffer) link;
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LIST_ENTRY(wv_buffer) registry_link;
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struct nvnc_fb* nvnc_fb;
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struct wl_buffer* wl_buffer;
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void* pixels;
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size_t size;
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int width, height, stride;
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uint32_t format;
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bool y_inverted;
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enum wv_buffer_domain domain;
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struct pixman_region16 frame_damage;
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struct pixman_region16 buffer_damage;
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/* The following is only applicable to DMABUF */
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struct gbm_bo* bo;
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/* The following is only applicable to cursors */
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uint16_t cursor_width;
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uint16_t cursor_height;
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uint16_t x_hotspot;
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uint16_t y_hotspot;
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};
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TAILQ_HEAD(wv_buffer_queue, wv_buffer);
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struct wv_buffer_pool {
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struct wv_buffer_queue queue;
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enum wv_buffer_type type;
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int width, height, stride;
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uint32_t format;
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};
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enum wv_buffer_type wv_buffer_get_available_types(void);
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struct wv_buffer* wv_buffer_create(enum wv_buffer_type, int width, int height,
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int stride, uint32_t fourcc);
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void wv_buffer_destroy(struct wv_buffer* self);
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void wv_buffer_damage_rect(struct wv_buffer* self, int x, int y, int width,
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int height);
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void wv_buffer_damage_whole(struct wv_buffer* self);
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void wv_buffer_damage_clear(struct wv_buffer* self);
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struct wv_buffer_pool* wv_buffer_pool_create(enum wv_buffer_type, int width,
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int height, int stride, uint32_t format);
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void wv_buffer_pool_destroy(struct wv_buffer_pool* pool);
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void wv_buffer_pool_resize(struct wv_buffer_pool* pool, enum wv_buffer_type,
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int width, int height, int stride, uint32_t format);
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struct wv_buffer* wv_buffer_pool_acquire(struct wv_buffer_pool* pool);
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void wv_buffer_pool_release(struct wv_buffer_pool* pool,
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struct wv_buffer* buffer);
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void wv_buffer_registry_damage_all(struct pixman_region16* region,
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enum wv_buffer_domain domain);
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