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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
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| #include <log/log.h> | ||
| #include <lvgl/lvgl.h> | ||
| #include <stdint.h> | ||
| #include <stdio.h> | ||
| #include <stdlib.h> | ||
| #include <string.h> | ||
| #include <sys/stat.h> | ||
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| #include "core/common.hh" | ||
| #include "osd.h" | ||
| #include "wallpaper.h" | ||
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| static uint32_t img_menu_bg_data[1920 * 1080]; // 0x00BBGGRR | ||
| lv_img_dsc_t img_menu_bg; | ||
| static uint8_t wallpaper_state = 0; | ||
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| int load_bmp_image(const char *file, uint32_t *obuf, int width, int height) { | ||
| char *buf; | ||
| struct stat stFile; | ||
| FILE *fd; | ||
| int size, rd; | ||
| int line_size; | ||
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| fd = fopen(file, "rb"); | ||
| if (fd == NULL) { | ||
| LOGE("%s cannot open", file); | ||
| return 0; | ||
| } | ||
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| // get file size | ||
| fseek(fd, 0, SEEK_END); | ||
| size = ftell(fd); | ||
| fseek(fd, 0, SEEK_SET); | ||
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| buf = (unsigned char *)malloc(size); | ||
| if (buf == NULL) { | ||
| LOGE("%s error 1", file); | ||
| return 0; | ||
| } | ||
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| rd = fread(buf, 1, size, fd); | ||
| if (rd != size) { | ||
| LOGE("%s error 2", file); | ||
| free(buf); | ||
| return 0; | ||
| } | ||
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| fclose(fd); | ||
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| // check image size | ||
| bmpFileHead *bmp = (bmpFileHead *)buf; | ||
| char *pb = buf + sizeof(bmpFileHead) + bmp->info.biClrUsed; | ||
| if (bmp->info.biWidth != width || bmp->info.biHeight != height) { | ||
| LOGE("%s error 3", file); | ||
| free(buf); | ||
| return 0; | ||
| } | ||
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| line_size = (width * 3 + 3) & 0xFFFC; // 4bytes align | ||
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| int x, y; | ||
| uint32_t addr; | ||
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| for (y = 0; y < height; y++) { | ||
| addr = y * line_size; | ||
| for (x = 0; x < width; x++) | ||
| obuf[(height - y - 1) * width + x] = (0xff << 24) + ((pb[addr + x * 3] & 0xff)) + ((pb[addr + x * 3 + 1] & 0xff) << 8) + ((pb[addr + x * 3 + 2] & 0xff) << 16); | ||
| } | ||
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| free(buf); | ||
| return 1; | ||
| } | ||
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| void load_wallpaper(char *file_path) { | ||
| if (load_bmp_image(file_path, img_menu_bg_data, 1920, 1080)) { | ||
| img_menu_bg.header.cf = LV_IMG_CF_TRUE_COLOR; | ||
| img_menu_bg.header.always_zero = 0; | ||
| img_menu_bg.header.reserved = 0; | ||
| img_menu_bg.header.w = 1920; | ||
| img_menu_bg.header.h = 1080; | ||
| img_menu_bg.data_size = 1920 * 1080 * LV_COLOR_SIZE / 8; | ||
| img_menu_bg.data = (uint8_t *)img_menu_bg_data; | ||
| wallpaper_state = 1; | ||
| } | ||
| } | ||
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| uint8_t wallpaper_is_used() { | ||
| return wallpaper_state; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| #pragma once | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
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| void load_wallpaper(char *file_path); | ||
| uint8_t wallpaper_is_used(); | ||
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| extern lv_img_dsc_t img_menu_bg; | ||
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| #ifdef __cplusplus | ||
| } | ||
| #endif |
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