File indexing completed on 2024-10-06 10:23:48
0001 // SPDX-FileCopyrightText: 2018 Wolt Enterprises 0002 // SPDX-License-Identifier: MIT 0003 0004 #pragma once 0005 0006 #include <stdint.h> 0007 0008 /** 0009 * @brief Returns the pixel array of the result image given the blurhash string. 0010 * 0011 * @param blurhash a string representing the blurhash to be decoded. 0012 * @param width the width of the resulting image. 0013 * @param height the height of the resulting image. 0014 * @param punch the factor to improve the contrast, default = 1. 0015 * @param nChannels the number of channels in the resulting image array, 3 = RGB, 4 = RGBA. 0016 * 0017 * @return A pointer to memory region where pixels are stored in (H, W, C) format. 0018 */ 0019 uint8_t *decode(const char *blurhash, int width, int height, int punch, int nChannels); 0020 0021 /** 0022 * @brief Checks if the Blurhash is valid or not. 0023 * 0024 * @param blurhash a string representing the blurhash. 0025 * 0026 * @return A bool (true if it is a valid blurhash, else false). 0027 */ 0028 bool isValidBlurhash(const char *blurhash);