mirror of
https://github.com/jmcnamara/libxlsxwriter
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49 lines
1.9 KiB
C
49 lines
1.9 KiB
C
/*
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* An example of embedding an image from a memory buffer into a worksheet
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* using the libxlsxwriter library.
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*
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* Copyright 2014-2025 John McNamara, jmcnamara@cpan.org
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*
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*/
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#include "xlsxwriter.h"
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/* Simple array with some PNG data. */
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unsigned char image_buffer[] = {
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0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d,
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0x49, 0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x20,
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0x08, 0x02, 0x00, 0x00, 0x00, 0xfc, 0x18, 0xed, 0xa3, 0x00, 0x00, 0x00,
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0x01, 0x73, 0x52, 0x47, 0x42, 0x00, 0xae, 0xce, 0x1c, 0xe9, 0x00, 0x00,
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0x00, 0x04, 0x67, 0x41, 0x4d, 0x41, 0x00, 0x00, 0xb1, 0x8f, 0x0b, 0xfc,
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0x61, 0x05, 0x00, 0x00, 0x00, 0x20, 0x63, 0x48, 0x52, 0x4d, 0x00, 0x00,
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0x7a, 0x26, 0x00, 0x00, 0x80, 0x84, 0x00, 0x00, 0xfa, 0x00, 0x00, 0x00,
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0x80, 0xe8, 0x00, 0x00, 0x75, 0x30, 0x00, 0x00, 0xea, 0x60, 0x00, 0x00,
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0x3a, 0x98, 0x00, 0x00, 0x17, 0x70, 0x9c, 0xba, 0x51, 0x3c, 0x00, 0x00,
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0x00, 0x46, 0x49, 0x44, 0x41, 0x54, 0x48, 0x4b, 0x63, 0xfc, 0xcf, 0x40,
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0x63, 0x00, 0xb4, 0x80, 0xa6, 0x88, 0xb6, 0xa6, 0x83, 0x82, 0x87, 0xa6,
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0xce, 0x1f, 0xb5, 0x80, 0x98, 0xe0, 0x1d, 0x8d, 0x03, 0x82, 0xa1, 0x34,
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0x1a, 0x44, 0xa3, 0x41, 0x44, 0x30, 0x04, 0x08, 0x2a, 0x18, 0x4d, 0x45,
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0xa3, 0x41, 0x44, 0x30, 0x04, 0x08, 0x2a, 0x18, 0x4d, 0x45, 0xa3, 0x41,
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0x44, 0x30, 0x04, 0x08, 0x2a, 0x18, 0x4d, 0x45, 0x03, 0x1f, 0x44, 0x00,
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0xaa, 0x35, 0xdd, 0x4e, 0xe6, 0xd5, 0xa1, 0x22, 0x00, 0x00, 0x00, 0x00,
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0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82
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};
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unsigned int image_size = 200;
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int main() {
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/* Create a new workbook and add a worksheet. */
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lxw_workbook *workbook = workbook_new("embed_image_buffer.xlsx");
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lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
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/* Embed the image from the buffer. */
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worksheet_embed_image_buffer(worksheet, CELL("B3"), image_buffer, image_size);
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workbook_close(workbook);
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return 0;
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}
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