awtk/tools/image_gen/image_gen.c
2019-01-07 10:58:36 +08:00

62 lines
1.7 KiB
C

/**
* File: image_gen.c
* Author: AWTK Develop Team
* Brief: bitmap image generator
*
* Copyright (c) 2018 - 2019 Guangzhou ZHIYUAN Electronics Co.,Ltd.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* License file for more details.
*
*/
/**
* History:
* ================================================================
* 2018-01-27 Li XianJing <xianjimli@hotmail.com> created
*
*/
#include "tkc/mem.h"
#include "tkc/utils.h"
#include "common/utils.h"
#include "image_gen/image_gen.h"
#include "base/image_manager.h"
#include "base/assets_manager.h"
#include "image_loader/image_loader_stb.h"
#define MAX_BUFF_SIZE 2 * 1024 * 1024
ret_t image_gen(bitmap_t* image, const char* output_filename) {
uint32_t size = 0;
uint8_t* buff = (uint8_t*)TKMEM_ALLOC(MAX_BUFF_SIZE);
return_value_if_fail(buff != NULL, RET_FAIL);
size = image_gen_buff(image, buff, MAX_BUFF_SIZE);
output_res_c_source(output_filename, ASSET_TYPE_IMAGE, ASSET_TYPE_IMAGE_RAW, buff, size);
TKMEM_FREE(buff);
return RET_OK;
}
uint32_t image_gen_buff(bitmap_t* image, uint8_t* output_buff, uint32_t buff_size) {
size_t size = 0;
uint32_t bpp = bitmap_get_bpp(image);
bitmap_header_t* header = (bitmap_header_t*)output_buff;
return_value_if_fail(image != NULL && output_buff != NULL, 0);
size = bpp * image->w * image->h;
return_value_if_fail((size + sizeof(bitmap_header_t)) < buff_size, RET_BAD_PARAMS);
header->w = image->w;
header->h = image->h;
header->flags = image->flags;
header->format = image->format;
memcpy(header->data, image->data, size);
return size + sizeof(bitmap_header_t);
}