esp-idf/examples/peripherals/lcd/tjpgd/main/pretty_effect.h
2022-02-14 18:43:50 +08:00

29 lines
707 B
C

/*
* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: CC0-1.0
*/
#pragma once
#include <stdint.h>
#include "esp_err.h"
/**
* @brief Calculate the effect for a bunch of lines.
*
* @param dest Destination for the pixels. Assumed to be LINECT * 320 16-bit pixel values.
* @param line Starting line of the chunk of lines.
* @param frame Current frame, used for animation
* @param linect Amount of lines to calculate
*/
void pretty_effect_calc_lines(uint16_t *dest, int line, int frame, int linect);
/**
* @brief Initialize the effect
*
* @return ESP_OK on success, an error from the jpeg decoder otherwise.
*/
esp_err_t pretty_effect_init(void);