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58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/**
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* File: image_gen.c
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* Author: Li XianJing <xianjimli@hotmail.com>
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* Brief: bitmap image generator
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*
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* Copyright (c) 2018 - 2018 Guangzhou ZHIYUAN Electronics Co.,Ltd.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* License file for more details.
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*
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*/
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/**
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* History:
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* ================================================================
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* 2018-01-27 Li XianJing <xianjimli@hotmail.com> created
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*
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*/
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#include "base/mem.h"
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#include "common/utils.h"
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#include "image_gen/image_gen.h"
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#include "base/image_manager.h"
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#include "base/resource_manager.h"
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#include "image_loader/image_loader_stb.h"
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#define MAX_BUFF_SIZE 1 * 1024 * 1024
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ret_t image_gen(bitmap_t* image, const char* output_filename) {
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uint32_t size = 0;
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uint8_t* buff = (uint8_t*)TKMEM_ALLOC(MAX_BUFF_SIZE);
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return_value_if_fail(buff != NULL, RET_FAIL);
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size = image_gen_buff(image, buff, MAX_BUFF_SIZE);
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output_res_c_source(output_filename, RESOURCE_TYPE_IMAGE, RESOURCE_TYPE_IMAGE_RAW, buff, size);
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TKMEM_FREE(buff);
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return RET_OK;
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}
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uint32_t image_gen_buff(bitmap_t* image, uint8_t* output_buff, uint32_t buff_size) {
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size_t size = 0;
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bitmap_header_t* header = (bitmap_header_t*)output_buff;
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return_value_if_fail(image != NULL && output_buff != NULL, 0);
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size = sizeof(uint32_t) * image->w * image->h;
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return_value_if_fail((size + sizeof(bitmap_header_t)) < buff_size, RET_BAD_PARAMS);
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header->w = image->w;
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header->h = image->h;
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header->flags = image->flags;
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header->format = image->format;
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memcpy(header->data, image->data, size);
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return size + sizeof(bitmap_header_t);
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}
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