neatvnc/include/pixels.h

44 lines
1.6 KiB
C

/*
* Copyright (c) 2019 - 2021 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 <stdint.h>
#include <unistd.h>
#include <pixman.h>
#include <stdbool.h>
struct rfb_pixel_format;
void pixel32_to_cpixel(uint8_t* restrict dst,
const struct rfb_pixel_format* dst_fmt,
const uint32_t* restrict src,
const struct rfb_pixel_format* src_fmt,
size_t bytes_per_cpixel, size_t len);
int rfb_pixfmt_from_fourcc(struct rfb_pixel_format *dst, uint32_t src);
uint32_t rfb_pixfmt_to_fourcc(const struct rfb_pixel_format* fmt);
int pixel_size_from_fourcc(uint32_t fourcc);
bool fourcc_to_pixman_fmt(pixman_format_code_t* dst, uint32_t src);
bool extract_alpha_mask(uint8_t* dst, const void* src, uint32_t format,
size_t len);
const char* drm_format_to_string(uint32_t fmt);
const char* rfb_pixfmt_to_string(const struct rfb_pixel_format* fmt);