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https://github.com/kbeckmann/game-and-watch-retro-go.git
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98 lines
3.1 KiB
C
98 lines
3.1 KiB
C
#pragma once
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/*
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https://github.com/openmv/openmv/
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The MIT License (MIT)
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Copyright (c) 2013-2019 Ibrahim Abdelkader <iabdalkader@openmv.io>
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Copyright (c) 2013-2019 Kwabena W. Agyeman <kwagyeman@openmv.io>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE
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*/
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typedef enum image_bpp
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{
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IMAGE_BPP_BINARY, // BPP = 0
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IMAGE_BPP_GRAYSCALE, // BPP = 1
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IMAGE_BPP_RGB565, // BPP = 2
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IMAGE_BPP_BAYER, // BPP = 3
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IMAGE_BPP_JPEG // BPP > 3
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}
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image_bpp_t;
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typedef struct rectangle {
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int16_t x;
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int16_t y;
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int16_t w;
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int16_t h;
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} rectangle_t;
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typedef struct image {
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int w;
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int h;
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int bpp;
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union {
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uint8_t *pixels;
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uint8_t *data;
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};
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} image_t;
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typedef enum image_hint {
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IMAGE_HINT_AREA = 1 << 0,
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IMAGE_HINT_BILINEAR = 1 << 1,
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IMAGE_HINT_BICUBIC = 1 << 2,
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IMAGE_HINT_CENTER = 1 << 7,
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IMAGE_HINT_EXTRACT_RGB_CHANNEL_FIRST = 1 << 8,
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IMAGE_HINT_APPLY_COLOR_PALETTE_FIRST = 1 << 9,
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IMAGE_HINT_BLACK_BACKGROUND = 1 << 31
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} image_hint_t;
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typedef struct imlib_draw_row_data {
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image_t *dst_img; // user
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int src_img_bpp; // user
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int rgb_channel; // user
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int alpha; // user
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const uint16_t *color_palette; // user
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const uint8_t *alpha_palette; // user
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bool black_background; // user
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void *callback; // user
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void *dst_row_override; // user
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int toggle; // private
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void *row_buffer[2]; // private
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#ifdef IMLIB_ENABLE_DMA2D
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bool dma2d_request; // user
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bool dma2d_enabled; // private
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bool dma2d_initialized; // private
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DMA2D_HandleTypeDef dma2d; // private
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#endif
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long smuad_alpha; // private
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uint32_t *smuad_alpha_palette; // private
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} imlib_draw_row_data_t;
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typedef void (*imlib_draw_row_callback_t)(int x_start, int x_end, int y_row, imlib_draw_row_data_t *data);
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void imlib_draw_image(image_t *dst_img, image_t *src_img, int dst_x_start, int dst_y_start, int dst_stride, float x_scale, float y_scale, rectangle_t *roi,
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int rgb_channel, int alpha, const uint16_t *color_palette, const uint8_t *alpha_palette, image_hint_t hint,
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imlib_draw_row_callback_t callback, void *dst_row_override);
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