mirror of
https://github.com/EdgeTX/edgetx.git
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76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/*
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* Copyright (C) OpenTX
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*
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* Based on code named
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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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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* GNU General Public License for more details.
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*/
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#include "opentx.h"
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const uint8_t BMP_HEADER[] = {
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0x42, 0x4d, 0xF8, 0x1A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x76, 0x00, 0x00, 0x00, 0x28, 0x00,
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0x00, 0x00, LCD_W, 0x00, 0x00, 0x00, LCD_H, 0x00, 0x00, 0x00, 0x01, 0x00, 0x04, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x02, 0x04, 0x00, 0x00, 0xbc, 0x38, 0x00, 0x00, 0xbc, 0x38, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0x00, 0xee, 0xee, 0xee, 0x00, 0xdd, 0xdd,
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0xdd, 0x00, 0xcc, 0xcc, 0xcc, 0x00, 0xbb, 0xbb, 0xbb, 0x00, 0xaa, 0xaa, 0xaa, 0x00, 0x99, 0x99,
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0x99, 0x00, 0x88, 0x88, 0x88, 0x00, 0x77, 0x77, 0x77, 0x00, 0x66, 0x66, 0x66, 0x00, 0x55, 0x55,
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0x55, 0x00, 0x44, 0x44, 0x44, 0x00, 0x33, 0x33, 0x33, 0x00, 0x22, 0x22, 0x22, 0x00, 0x11, 0x11,
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0x11, 0x00, 0x00, 0x00, 0x00, 0x00
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};
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const char * writeScreenshot()
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{
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FIL bmpFile;
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UINT written;
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char filename[42]; // /SCREENSHOTS/screen-2013-01-01-123540.bmp
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// check and create folder here
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strcpy(filename, SCREENSHOTS_PATH);
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const char * error = sdCheckAndCreateDirectory(filename);
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if (error) {
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return error;
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}
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char * tmp = strAppend(&filename[sizeof(SCREENSHOTS_PATH)-1], "/screen");
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tmp = strAppendDate(tmp, true);
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strcpy(tmp, BMP_EXT);
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FRESULT result = f_open(&bmpFile, filename, FA_CREATE_ALWAYS | FA_WRITE);
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if (result != FR_OK) {
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return SDCARD_ERROR(result);
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}
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result = f_write(&bmpFile, BMP_HEADER, sizeof(BMP_HEADER), &written);
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if (result != FR_OK || written != sizeof(BMP_HEADER)) {
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f_close(&bmpFile);
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return SDCARD_ERROR(result);
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}
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for (int y=LCD_H-1; y>=0; y-=1) {
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for (int x=0; x<8*((LCD_W+7)/8); x+=2) {
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uint8_t byte = getPixel(x+1, y) + (getPixel(x, y) << 4);
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f_write(&bmpFile, &byte, 1, &written);
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if (result != FR_OK || written != 1) {
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f_close(&bmpFile);
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return SDCARD_ERROR(result);
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}
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}
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}
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f_close(&bmpFile);
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return NULL;
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}
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