Stefan Schuermans commited on 2016-12-29 21:34:48
Showing 4 changed files, with 576 additions and 2 deletions.
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+/* BlinkenLib |
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+ Copyright 2004-2014 Stefan Schuermans <stefan@schuermans.info> |
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+ Copyleft GNU public license - http://www.gnu.org/copyleft/gpl.html |
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+ a blinkenarea.org project */ |
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+/* OS X support by Manfred Wuits |
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+ <manfred@werkzeugH.at> */ |
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+ |
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+#include <errno.h> |
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+#include <fcntl.h> |
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+#include <stdlib.h> |
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+#include <stdio.h> |
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+#include <stdlib.h> |
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+#include <string.h> |
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+#include <termios.h> |
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+#include <time.h> |
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+#include <unistd.h> |
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+#include <sys/time.h> |
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+#include <sys/types.h> |
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+ |
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+#include <BlinkenLib/BlinkenLib.h> |
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+ |
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+// get serial settings from text |
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+static int serial_settings_parse(char *str, int *settings, int *speed) |
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+{ |
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+ int baud, data, stop; |
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+ char parity; |
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+ int set = 0, sp = 0; |
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+ |
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+ // split and parse settings string |
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+ if (sscanf(str, "%i,%c,%i,%i", &baud, &parity, &data, &stop) != 4) |
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+ return 0; |
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+ |
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+ // baud rate |
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+#define BAUD(rate) else if (baud == rate) sp = B ## rate; |
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+ if (0) {} |
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+ BAUD(300) |
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+ BAUD(600) |
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+ BAUD(1200) |
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+ BAUD(2400) |
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+ BAUD(4800) |
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+ BAUD(9600) |
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+ BAUD(19200) |
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+ BAUD(38400) |
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+ BAUD(57600) |
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+ BAUD(115200) |
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+#ifdef B230400 |
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+ BAUD(230400) |
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+#endif |
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+#ifdef B460800 |
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+ BAUD(460800) |
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+#endif |
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+#ifdef B576000 |
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+ BAUD(576000) |
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+#endif |
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+#ifdef B921600 |
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+ BAUD(921600) |
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+#endif |
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+#ifdef B1000000 |
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+ BAUD(1000000) |
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+#endif |
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+#ifdef B1152000 |
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+ BAUD(1152000) |
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+#endif |
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+#ifdef B1500000 |
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+ BAUD(1500000) |
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+#endif |
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+#ifdef B2000000 |
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+ BAUD(2000000) |
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+#endif |
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+#ifdef B2500000 |
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+ BAUD(2500000) |
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+#endif |
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+#ifdef B3000000 |
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+ BAUD(3000000) |
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+#endif |
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+#ifdef B3500000 |
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+ BAUD(3500000) |
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+#endif |
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+#ifdef B4000000 |
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+ BAUD(4000000) |
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+#endif |
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+ else { |
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+ printf("illegal baudrate: %d\n", baud); |
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+ return 0; |
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+ } |
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+ |
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+ // parity |
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+ if (parity == 'n' || parity == 'N') |
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+ set |= 0; |
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+ else if (parity == 'e' || parity == 'E') |
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+ set |= PARENB; |
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+ else if (parity == 'o' || parity == 'O') |
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+ set |= PARENB | PARODD; |
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+ else { |
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+ printf("invalid parity: %c\n", parity); |
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+ return 0; |
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+ } |
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+ |
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+ // data bits |
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+ if (data == 5) |
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+ set |= CS5; |
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+ else if (data == 6) |
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+ set |= CS6; |
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+ else if (data == 7) |
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+ set |= CS7; |
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+ else if (data == 8) |
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+ set |= CS8; |
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+ else { |
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+ printf("illegal number of data bits: %d\n", data); |
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+ return 0; |
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+ } |
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+ |
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+ // stop bits |
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+ if (stop == 1) |
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+ set |= 0; |
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+ else if (stop == 2) |
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+ set |= CSTOPB; |
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+ else { |
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+ printf("illegal number of stop bits: %d\n", stop); |
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+ return 0; |
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+ } |
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+ |
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+ // success |
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+ *settings = set; |
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+ *speed = sp; |
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+ return 1; |
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+} |
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+ |
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+// convert serial settings to text |
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+static void serial_settings_to_str(int settings, char *buf, |
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+ unsigned int maxlen) |
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+{ |
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+ int baud, data, stop; |
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+ char parity; |
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+ |
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+ // baud rate |
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+ if (settings & B300) |
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+ baud = 300; |
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+ else if (settings & B600) |
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+ baud = 600; |
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+ else if (settings & B1200) |
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+ baud = 1200; |
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+ else if (settings & B2400) |
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+ baud = 2400; |
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+ else if (settings & B4800) |
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+ baud = 4800; |
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+ else if (settings & B9600) |
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+ baud = 9600; |
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+ else if (settings & B19200) |
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+ baud = 19200; |
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+ else if (settings & B38400) |
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+ baud = 38400; |
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+ else if (settings & B57600) |
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+ baud = 57600; |
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+ else if (settings & B115200) |
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+ baud = 115200; |
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+ else |
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+ baud = 0; |
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+ |
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+ // parity |
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+ if (settings & PARENB) |
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+ if (settings & PARODD) |
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+ parity = 'O'; |
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+ else |
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+ parity = 'E'; |
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+ else |
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+ parity = 'N'; |
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+ |
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+ // data bits |
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+ if (settings & CS5) |
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+ data = 5; |
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+ else if (settings & CS6) |
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+ data = 6; |
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+ else if (settings & CS7) |
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+ data = 7; |
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+ else if (settings & CS8) |
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+ data = 8; |
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+ else |
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+ data = 0; |
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+ |
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+ // stop bits |
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+ if (settings & CSTOPB) |
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+ stop = 2; |
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+ else |
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+ stop = 1; |
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+ |
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+ snprintf(buf, maxlen, "%d,%c,%d,%d", baud, parity, data, stop); |
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+} |
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+ |
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+// set serial settings for fd |
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+static int serial_settings_set(int fd, int settings, int speed) |
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+{ |
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+ struct termios tio; |
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+ |
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+ // set port settings |
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+ bzero(&tio, sizeof(tio)); |
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+ tio.c_cflag = CLOCAL | HUPCL | CREAD | settings; |
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+ tio.c_iflag = IGNBRK | IGNPAR; |
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+ tio.c_oflag = 0; |
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+ tio.c_lflag = 0; |
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+ tio.c_cc[VTIME] = 10; // 1 sec timeout |
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+ tio.c_cc[VMIN] = 0; // return on single char read |
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+ |
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+#ifdef BLINKENLIB_CFG_OSX |
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+ if (cfsetspeed(&tio, speed) == -1) { |
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+ printf("cfsetspeed: error: %s\n", strerror(errno)); |
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+ return 0; |
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+ } |
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+#else // #ifdef BLINKENLIB_CFG_OSX |
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+ tio.c_cflag |= speed; |
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+#endif // #ifdef BLINKENLIB_CFG_OSX |
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+ |
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+ if (tcsetattr(fd, TCSANOW, &tio) == -1) { |
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+ printf("tcsetattr: error: %s\n", strerror(errno)); |
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+ return 0; |
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+ } |
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+ // success |
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+ return 1; |
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+} |
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+ |
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+// output movie |
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+// dev_fd may be -1 for not doing anything with device |
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+// returns error code (not for device-errors, 0 for success) |
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+static int out_movie(stBlinkenMovie *pMovie, int dev_fd, |
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+ unsigned int format_change, |
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+ unsigned int format_height, unsigned int format_width, |
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+ unsigned int format_channels, |
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+ unsigned int format_colors, etBlinkenProto proto) |
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+{ |
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+ int frame_cnt, frame; |
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+ stBlinkenFrame *pFrame; |
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+ fd_set readFds, errFds; |
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+ char buffer[65536]; // 64kB is more than maximum UDP size |
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+ int maxFd, len, dev_eof, duration, borrow, ret; |
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+ struct timeval next, cur, timeout; |
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+ |
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+ dev_eof = 0; |
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+ gettimeofday(&next, NULL); |
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+ |
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+ frame_cnt = BlinkenMovieGetFrameCnt(pMovie); |
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+ for (frame = 0; frame < frame_cnt; ++frame) { |
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+ pFrame = BlinkenMovieGetFrame(pMovie, frame); |
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+ if (pFrame == NULL) |
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+ continue; |
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+ pFrame = BlinkenFrameClone(pFrame); // clone frame, will be changed |
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+ if (pFrame == NULL) |
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+ continue; |
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+ duration = BlinkenFrameGetDuration(pFrame); |
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+ next.tv_usec += (duration % 1000) * 1000; |
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+ next.tv_sec += duration / 1000; |
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+ if (next.tv_usec >= 1000000) { |
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+ next.tv_usec -= 1000000; |
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+ next.tv_sec += 1; |
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+ } |
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+ |
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+ // change format |
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+ if (format_change) |
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+ BlinkenFrameResize(pFrame, format_height, format_width, |
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+ format_channels, format_colors - 1); |
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+ |
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+ // create output data from frame |
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+ len = BlinkenFrameToNetwork(pFrame, proto, buffer, sizeof(buffer)); |
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+ |
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+ // free frame |
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+ BlinkenFrameFree(pFrame); |
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+ |
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+ // output data to device |
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+ if (dev_fd != -1 && len > 0) { |
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+ if (write(dev_fd, buffer, len) != len) { |
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+ printf("error writing to device\n"); |
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+ break; |
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+ } |
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+ } |
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+ |
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+ // check for data from device or error on device |
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+ do { |
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+ |
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+ FD_ZERO(&readFds); |
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+ if (dev_fd != -1 && !dev_eof) |
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+ FD_SET(dev_fd, &readFds); |
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+ FD_ZERO(&errFds); |
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+ if (dev_fd != -1) |
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+ FD_SET(dev_fd, &errFds); |
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+ maxFd = 0; |
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+ if (dev_fd != -1 && dev_fd > maxFd) |
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+ maxFd = dev_fd; |
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+ gettimeofday(&cur, NULL); |
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+ if (next.tv_usec >= cur.tv_usec) { |
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+ timeout.tv_usec = next.tv_usec - cur.tv_usec; |
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+ borrow = 0; |
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+ } else { |
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+ borrow = 1; |
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+ timeout.tv_usec = 1000000 + next.tv_usec - cur.tv_usec; |
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+ } |
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+ if (next.tv_sec >= cur.tv_sec + borrow) { |
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+ timeout.tv_sec = next.tv_sec - (cur.tv_sec + borrow); |
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+ } else { |
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+ timeout.tv_usec = 0; |
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+ timeout.tv_sec = 0; |
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+ } |
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+ ret = select(maxFd + 1, &readFds, NULL, &errFds, &timeout); |
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+ if (ret < 0) { // error |
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+ printf("error during select: %s\n", strerror(errno)); |
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+ BlinkenFrameFree(pFrame); |
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+ break; |
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+ } |
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+ // error on device |
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+ if (dev_fd != -1 && FD_ISSET(dev_fd, &errFds)) { |
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+ printf("error on device\n"); |
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+ BlinkenFrameFree(pFrame); |
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+ break; |
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+ } |
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+ |
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+ // received data from device |
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+ if (dev_fd != -1 && FD_ISSET(dev_fd, &readFds)) { |
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+ // read data |
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+ len = read(dev_fd, buffer, sizeof(buffer)); |
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+ if (len < 0) { |
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+ printf("error reading from device\n"); |
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+ break; |
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+ } |
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+ if (len == 0) |
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+ dev_eof = 1; |
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+ } |
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+ |
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+ } while (ret != 0); |
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+ |
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+ } // for frame |
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+ |
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+ return 0; |
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+} |
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+ |
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+// open device and output movie |
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+// returns error code (not for device-errors, 0 for success) |
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+static int open_and_output(stBlinkenMovie *pMovie, char *device, |
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+ int serial_settings_change, |
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+ int serial_settings, int serial_speed, |
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+ unsigned int format_change, |
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+ unsigned int format_height, |
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+ unsigned int format_width, |
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+ unsigned int format_channels, |
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+ unsigned int format_colors, etBlinkenProto proto) |
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+{ |
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+ int dev_fd, err; |
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+ char txt[64]; |
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+ |
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+ printf("outputting movie to \"%s\"...\n", device); |
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+ |
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+ // open device |
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+ dev_fd = open(device, O_RDWR | O_NOCTTY | O_NONBLOCK); |
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+ if (dev_fd == -1) { |
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+ printf("could not open \"%s\": error: %s\n", device, strerror(errno)); |
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+ return 1; |
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+ } |
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+ // setup serial port |
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+ if (serial_settings_change) { |
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+ if (!serial_settings_set(dev_fd, serial_settings, serial_speed)) { |
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+ serial_settings_to_str(serial_settings, txt, sizeof(txt)); |
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+ printf("could not set serial port to \"%s\"\n", txt); |
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+ close(dev_fd); |
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+ return 1; |
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+ } |
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+ } |
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+ // output movie to device |
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+ err = out_movie(pMovie, dev_fd, |
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+ format_change, format_height, format_width, |
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+ format_channels, format_colors, proto); |
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+ |
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+ // close device |
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+ close(dev_fd); |
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+ |
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+ printf("output to device finished...\n"); |
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+ |
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+ return err; |
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+} |
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+ |
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+int main(int argCnt, char **args) |
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+{ |
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+ int i, serial_settings, serial_speed; |
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+ char *device; |
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+ etBlinkenProto proto; |
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+ unsigned int format_change, format_height, format_width, format_channels, |
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+ format_colors; |
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+ unsigned int height, width, channels, colors; |
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+ unsigned int send_cnt, loop_cnt, loop, ui; |
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+ int serial_settings_change; |
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+ stBlinkenMovie *pMovie; |
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+ |
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+ // print info |
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+ printf("BlinkenLib - BlinkenDeviceOutput\n" |
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+ "version %d.%d.%d\n" |
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+ "config " BLINKENLIB_CONFIG "\n" |
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+ "Copyright 2004-2014 Stefan Schuermans <stefan@schuermans.info>\n" |
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+ "Copyleft GNU public license - http://www.gnu.org/copyleft/gpl.html\n" |
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+ "a blinkenarea.org project\n\n", |
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+ BLINKENLIB_VERSION_MAJOR, BLINKENLIB_VERSION_MINOR, |
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+ BLINKENLIB_VERSION_REVISION); |
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+ |
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+ // print syntax |
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+ if (argCnt <= 1) { |
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+#ifdef BLINKENLIB_CFG_MNG |
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+# define MNGEXT ", *.mng" |
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+#else |
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+# define MNGEXT |
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+#endif |
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+#ifdef BLINKENLIB_CFG_GIF |
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+# define GIFEXT ", *.gif" |
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+#else |
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+# define GIFEXT |
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+#endif |
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+ printf("syntax: %s <parameter> [...]\n\n" |
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+ "parameters:\n" |
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+ " -p [BLP|EBLP|MCUF]\n" |
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+ " protocol to output frames in (defaults to MCUF)\n" |
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+ " -f <width>x<height>-<channels>/<colors>\n" |
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+ " format to output frames in (defaults to no change)\n" |
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+ " -d <device>\n" |
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+ " device to output frames to (defaults to \"/dev/null\")\n" |
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+ " -s <baud-rate>,<parity>,<data-bits>,<stop-bits>\n" |
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+ " settings to use for serial devices (defaults to no change)\n" |
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+ " -n <number>\n" |
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+ " set number of times to send movies (defaults to 1)\n" |
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+ " -i <file>\n" |
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+ " read movie from file (*.blm, *.bmm, *.bml, *.bbm" MNGEXT GIFEXT ") and send it\n" |
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+ " -l <number>\n" |
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+ " loop number of times (defaults to 1, use 0 for forever)\n\n", |
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+ args[0]); |
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+ return 0; |
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+ } |
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+ |
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+ // loop |
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+ loop_cnt = 1; |
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+ for (loop = 0; loop < loop_cnt || loop_cnt == 0; loop++) { |
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+ |
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+ // print loop message |
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+ if (loop_cnt > 1) |
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+ printf("--- loop %u/%u ---\n", loop + 1, loop_cnt); |
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+ if (loop_cnt == 0) |
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+ printf("--- loop %u ---\n", loop + 1); |
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+ |
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+ // process parameters |
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+ proto = BlinkenProtoMcuf; |
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+ format_change = 0; |
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444 |
+ format_height = 0; |
|
445 |
+ format_width = 0; |
|
446 |
+ format_channels = 0; |
|
447 |
+ format_colors = 0; |
|
448 |
+ device = "/dev/null"; |
|
449 |
+ serial_settings = 0; |
|
450 |
+ serial_speed = 0; |
|
451 |
+ serial_settings_change = 0; |
|
452 |
+ send_cnt = 1; |
|
453 |
+ for (i = 1; i < argCnt; i++) { |
|
454 |
+ |
|
455 |
+ // protocol to output frames in |
|
456 |
+ if (strcmp(args[i], "-p") == 0) { |
|
457 |
+ if (i + 1 < argCnt) { |
|
458 |
+ i++; |
|
459 |
+ if (strcasecmp(args[i], "BLP") == 0) |
|
460 |
+ proto = BlinkenProtoBlp; |
|
461 |
+ else if (strcasecmp(args[i], "EBLP") == 0) |
|
462 |
+ proto = BlinkenProtoEblp; |
|
463 |
+ else if (strcasecmp(args[i], "MCUF") == 0) |
|
464 |
+ proto = BlinkenProtoMcuf; |
|
465 |
+ else |
|
466 |
+ printf("unknown protocol \"%s\"\n", args[i]); |
|
467 |
+ } else |
|
468 |
+ printf("missing protocol for \"-p\"\n"); |
|
469 |
+ } |
|
470 |
+ // format to output frames in |
|
471 |
+ else if (strcmp(args[i], "-f") == 0) { |
|
472 |
+ if (i + 1 < argCnt) { |
|
473 |
+ i++; |
|
474 |
+ if (sscanf |
|
475 |
+ (args[i], "%ux%u-%u/%u", &width, &height, &channels, &colors) == 4 |
|
476 |
+ && width > 0 && width < 1000 && height > 0 && height < 1000 |
|
477 |
+ && channels > 0 && channels < 20 && colors > 1 && colors <= 256) { |
|
478 |
+ format_change = 1; |
|
479 |
+ format_height = height; |
|
480 |
+ format_width = width; |
|
481 |
+ format_channels = channels; |
|
482 |
+ format_colors = colors; |
|
483 |
+ } else |
|
484 |
+ printf("invalid frame format \"%s\"\n", args[i]); |
|
485 |
+ } else |
|
486 |
+ printf("missing frame format for \"-r\"\n"); |
|
487 |
+ } |
|
488 |
+ // device to output frames to |
|
489 |
+ else if (strcmp(args[i], "-d") == 0) { |
|
490 |
+ if (i + 1 < argCnt) { |
|
491 |
+ i++; |
|
492 |
+ device = args[i]; |
|
493 |
+ } else |
|
494 |
+ printf("missing device name for \"-d\"\n"); |
|
495 |
+ } |
|
496 |
+ // settings for serial output devices |
|
497 |
+ else if (strcmp(args[i], "-s") == 0) { |
|
498 |
+ if (i + 1 < argCnt) { |
|
499 |
+ i++; |
|
500 |
+ if (serial_settings_parse(args[i], &serial_settings, &serial_speed)) { |
|
501 |
+ serial_settings_change = 1; |
|
502 |
+ } else |
|
503 |
+ printf("invalid serial settings \"%s\"\n", args[i]); |
|
504 |
+ } else |
|
505 |
+ printf("missing serial settings for \"-s\"\n"); |
|
506 |
+ } |
|
507 |
+ // number of times to send movies |
|
508 |
+ else if (strcmp(args[i], "-n") == 0) { |
|
509 |
+ if (i + 1 < argCnt) { |
|
510 |
+ i++; |
|
511 |
+ if (sscanf(args[i], "%u", &ui) == 1 && ui > 0) |
|
512 |
+ send_cnt = ui; |
|
513 |
+ else |
|
514 |
+ printf("invalid number \"%s\"\n", args[i]); |
|
515 |
+ } else |
|
516 |
+ printf("missing number for \"-n\"\n"); |
|
517 |
+ } |
|
518 |
+ // read movie and send it |
|
519 |
+ else if (strcmp(args[i], "-i") == 0) { |
|
520 |
+ if (i + 1 < argCnt) { |
|
521 |
+ i++; |
|
522 |
+ pMovie = BlinkenMovieLoad(args[i]); |
|
523 |
+ if (pMovie == NULL) |
|
524 |
+ printf("could not read movie \"%s\"\n", args[i]); |
|
525 |
+ else { |
|
526 |
+ printf("movie \"%s\" read\n", args[i]); |
|
527 |
+ for (ui = 0; ui < send_cnt; ui++) { |
|
528 |
+ printf("outputting movie \"%s\" (%u/%u)...\n", args[i], ui + 1, |
|
529 |
+ send_cnt); |
|
530 |
+ if (open_and_output(pMovie, device, serial_settings_change, |
|
531 |
+ serial_settings, serial_speed, |
|
532 |
+ format_change, format_height, format_width, |
|
533 |
+ format_channels, format_colors, proto) == 0) { |
|
534 |
+ printf("movie \"%s\" output successful\n", args[i]); |
|
535 |
+ } else { |
|
536 |
+ printf("movie \"%s\" output failed\n", args[i]); |
|
537 |
+ break; |
|
538 |
+ } |
|
539 |
+ } |
|
540 |
+ BlinkenMovieFree(pMovie); |
|
541 |
+ } |
|
542 |
+ } else |
|
543 |
+ printf("missing input filename for \"-i\"\n"); |
|
544 |
+ } |
|
545 |
+ // number of times to loop |
|
546 |
+ else if (strcmp(args[i], "-l") == 0) { |
|
547 |
+ if (i + 1 < argCnt) { |
|
548 |
+ i++; |
|
549 |
+ if (sscanf(args[i], "%u", &ui) == 1) |
|
550 |
+ loop_cnt = ui; |
|
551 |
+ else |
|
552 |
+ printf("invalid number \"%s\"\n", args[i]); |
|
553 |
+ } else |
|
554 |
+ printf("missing number for \"-l\"\n"); |
|
555 |
+ } |
|
556 |
+ // unknown parameter |
|
557 |
+ else |
|
558 |
+ printf |
|
559 |
+ ("unknown parameter \"%s\", call without parameters to get help\n", |
|
560 |
+ args[i]); |
|
561 |
+ |
|
562 |
+ } // for( i ... |
|
563 |
+ |
|
564 |
+ } // for( loop ... |
|
565 |
+ |
|
566 |
+ return 0; |
|
567 |
+} |
... | ... |
@@ -41,7 +41,7 @@ LIB_OBJS:=BlinkenColorizer.o BlinkenFrame.o BlinkenMovie.o \ |
41 | 41 |
|
42 | 42 |
.phony: all clean |
43 | 43 |
|
44 |
-all: libBlinkenLib.a libBlinkenLib.$(SHLIBEXT).$(VERSION_MAJOR) libBlinkenLib.$(SHLIBEXT).$(VERSION) libBlinkenLib.$(SHLIBEXT) BlinkenConv BlinkenSend BlinkenRecv BlinkenOutput |
|
44 |
+all: libBlinkenLib.a libBlinkenLib.$(SHLIBEXT).$(VERSION_MAJOR) libBlinkenLib.$(SHLIBEXT).$(VERSION) libBlinkenLib.$(SHLIBEXT) BlinkenConv BlinkenSend BlinkenRecv BlinkenOutput BlinkenDeviceOutput |
|
45 | 45 |
|
46 | 46 |
config.h: ../config/config.h |
47 | 47 |
cp $< $@ |
... | ... |
@@ -106,6 +106,12 @@ BlinkenOutput.o: BlinkenOutput.c BlinkenLib.h config.h BlinkenColorizer.h Blinke |
106 | 106 |
BlinkenOutput: BlinkenOutput.o libBlinkenLib.$(SHLIBEXT) |
107 | 107 |
$(CC) $(BIN_LFLAGS) -o $@ $< -lBlinkenLib |
108 | 108 |
|
109 |
+BlinkenDeviceOutput.o: BlinkenDeviceOutput.c BlinkenLib.h config.h BlinkenColorizer.h BlinkenProto.h BlinkenFrame.h BlinkenMovie.h |
|
110 |
+ $(CC) $(CFLAGS) -c -o $@ $< |
|
111 |
+ |
|
112 |
+BlinkenDeviceOutput: BlinkenDeviceOutput.o libBlinkenLib.$(SHLIBEXT) |
|
113 |
+ $(CC) $(BIN_LFLAGS) -o $@ $< -lBlinkenLib |
|
114 |
+ |
|
109 | 115 |
clean: |
110 | 116 |
rm -f BlinkenConv BlinkenSend BlinkenRecv BlinkenOutput libBlinkenLib.$(SHLIBEXT)* libBlinkenLib.a *.o config.h |
111 | 117 |
|