wayvnc/include/screencopy.h

/*
 * Copyright (c) 2019 - 2020 Andri Yngvason
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#pragma once

#include <stdbool.h>

#include "wlr-screencopy-unstable-v1.h"
#include "frame-capture.h"
#include "smooth.h"

struct zwlr_screencopy_manager_v1;
struct zwlr_screencopy_frame_v1;
struct wl_output;
struct wl_buffer;
struct wl_shm;
struct aml_timer;
struct renderer;

enum screencopy_status {
	SCREENCOPY_STATUS_CAPTURING = 0,
	SCREENCOPY_STATUS_FATAL,
	SCREENCOPY_STATUS_FAILED,
	SCREENCOPY_STATUS_DONE,
};

struct screencopy {
	struct frame_capture frame_capture;

	struct wl_shm* wl_shm;
	struct wl_buffer* buffer;

	void* pixels;
	size_t bufsize;

	struct zwlr_screencopy_manager_v1* manager;
	struct zwlr_screencopy_frame_v1* frame;

	uint64_t last_time;
	uint64_t start_time;
	struct aml_timer* timer;

	struct smooth delay_smoother;
	double delay;
};

void screencopy_init(struct screencopy* self);
void screencopy_destroy(struct screencopy* self);