a97de95ed9
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3554 a1c6a512-1295-4272-9138-f99709370657
130 lines
3.6 KiB
C
130 lines
3.6 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Daniel Stenberg
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "string.h"
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#include "config.h"
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#include "file.h"
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#include "lcd.h"
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#include "sprintf.h"
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#define ONE_KILOBYTE 1024
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#define ONE_MEGABYTE (1024*1024)
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/* The point of this function would be to return a string of the input data,
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but never longer than 5 columns. Add suffix k and M when suitable...
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Make sure to have space for 6 bytes in the buffer. 5 letters plus the
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terminating zero byte. */
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char *num2max5(unsigned int bytes, char *max5)
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{
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if(bytes < 100000) {
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snprintf(max5, 6, "%5d", bytes);
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return max5;
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}
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if(bytes < (9999*ONE_KILOBYTE)) {
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snprintf(max5, 6, "%4dk", bytes/ONE_KILOBYTE);
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return max5;
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}
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if(bytes < (100*ONE_MEGABYTE)) {
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/* 'XX.XM' is good as long as we're less than 100 megs */
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snprintf(max5, 6, "%2d.%0dM",
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bytes/ONE_MEGABYTE,
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(bytes%ONE_MEGABYTE)/(ONE_MEGABYTE/10) );
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return max5;
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}
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snprintf(max5, 6, "%4dM", bytes/ONE_MEGABYTE);
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return max5;
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}
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#ifdef TEST_MAX5
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int main(int argc, char **argv)
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{
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char buffer[32];
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if(argc>1) {
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printf("%d => %s\n",
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atoi(argv[1]),
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num2max5(atoi(argv[1]), buffer));
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}
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return 0;
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}
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#endif
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#ifdef SCREENDUMP
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extern unsigned char lcd_framebuffer[LCD_WIDTH][LCD_HEIGHT/8];
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static unsigned char bmpheader[] =
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{
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0x42, 0x4d, 0x3e, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3e, 0x00,
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0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x40, 0x00,
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0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04,
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0x00, 0x00, 0xc4, 0x0e, 0x00, 0x00, 0xc4, 0x0e, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0xd0, 0x80, 0x00, 0x00, 0x00,
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0x00, 0x00
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};
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static unsigned char buf[112*8];
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static unsigned char buf2[112*8];
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static char dummy[2] = {0, 0};
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static int fileindex = 0;
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void screen_dump(void)
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{
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int f;
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int i, shift;
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int x, y;
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char filename[MAX_PATH];
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i = 0;
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for(y = 0;y < LCD_HEIGHT/8;y++)
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{
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for(x = 0;x < LCD_WIDTH;x++)
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{
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buf[i++] = lcd_framebuffer[x][y];
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}
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}
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memset(buf2, 0, sizeof(buf2));
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for(y = 0;y < 64;y++)
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{
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shift = y & 7;
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for(x = 0;x < 112/8;x++)
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{
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for(i = 0;i < 8;i++)
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{
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buf2[y*112/8+x] |= ((buf[y/8*112+x*8+i] >> shift)
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& 0x01) << (7-i);
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}
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}
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}
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snprintf(filename, MAX_PATH, "/dump%03d.bmp", fileindex++);
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f = creat(filename, O_WRONLY);
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if(f >= 0)
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{
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write(f, bmpheader, sizeof(bmpheader));
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for(i = 63;i >= 0;i--)
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{
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write(f, &buf2[i*14], 14);
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write(f, dummy, 2);
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}
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close(f);
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}
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}
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#endif
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