/say /sieste

Makefile

@@ -3,8 +3,8 @@
 #          a look to the 'build.sh' script !       #
 ####################################################
 
-COPT = -Wall -Wextra -fpic -g -pg  -no-pie -DDEBUG_LEVEL=0
-LDOPT = libfloatimg.a -pg -lm 
+COPT = -Wall -Wextra -fpic -g  -no-pie -DDEBUG_LEVEL=0
+LDOPT = libfloatimg.a -g -lm 
 
 all:	essai
 

essai.c

@@ -22,7 +22,7 @@ fimg_draw_something(dessin);
 
 }
 /* --------------------------------------------------------------------- */
-void help(int k)
+void help(void)
 {
 puts("Options :");
 puts("\t-d WxH\timage size");
@@ -34,14 +34,14 @@ int main(int argc, char *argv[])
 {
 FloatImg	fimgA, fimgB;
 int		foo, opt;
-int		W = 800, H = 600;
+int		W = 640, H = 480;
 double		tb;
 
 while ((opt = getopt(argc, argv, "d:hv")) != -1) {
 	switch(opt) {
 		case 'd':	parse_WxH(optarg, &W, &H);
 				break;
-		case 'h':	help(0);		break;
+		case 'h':	help();		break;
 		case 'v':	verbosity++;		break;
 		}
 	}

floatimg.h

@@ -4,8 +4,8 @@
  *	http://la.buvette.org/photos/cumul
  */
 
-#define		FIMG_VERSION	179
-
+#define		FIMG_VERSION	(181)
+#define		RELEASE_NAME	("noname")
 /*
  *	in memory descriptor
  */
@@ -25,16 +25,17 @@ typedef struct {
  *	fimg file header (short version)
  */
 typedef struct {
-	char		magic[8];
+	char		magic[8];	// this is not an asciiz !
 	int32_t		w, h, t;
 	} FimgFileHead;
 /*
- *		new 11 mars 2022
+ *		new 11 mars 2022, and a lot of iterations
+ *		around the concept of metadata for my work.
  */
 typedef struct {
-	char		magic[8];
+	char		magic[8];	// this is not an asciiz !
 	struct timeval	timestamp;
-	uint64_t	pid;			// WTF ?
+	uint64_t	pid;		// process id of the creator
 	int32_t		count;
 	float		fval;
 	char		idcam[32];

install.sh

@@ -8,6 +8,7 @@ cp	tools/mkfimg tools/fimg2pnm tools/fimgops 	\
 	tools/png2fimg tools/fimgstats tools/fimgfx	\
 	tools/cumulfimgs tools/fimg2text		\
 	tools/fimghalfsize				\
+	tools/fimgmetadata				\
 	/usr/local/bin
 
 cp	v4l2/grabvidseq v4l2/video-infos		\

lib/fimg-core.c

@@ -39,8 +39,8 @@ return "???";
 /* --------------------------------------------------------------------- */
 int fimg_print_version(int k)
 {
-fprintf(stderr, "*** FloatImg library, alpha %d (%s, %s)\n",
-		FIMG_VERSION, __DATE__, __TIME__);
+fprintf(stderr, "*** FloatImg library, v%d '%s' (%s, %s)\n",
+		FIMG_VERSION, RELEASE_NAME, __DATE__, __TIME__);
 
 if (51 == k) {
 	puts("+------------------------+");

lib/metadata.c

@@ -6,7 +6,8 @@
 #include  <stdlib.h>
 #include  <stdint.h>
 #include  <unistd.h>
-#include  "string.h"
+#include	<sys/time.h>
+#include  <string.h>
 
 #include  "../floatimg.h"
 
@@ -29,6 +30,7 @@ fflush(fp);
 int fimg_show_metadata(FimgMetaData *pmd, char *title, int notused)
 {
 int		foo;
+double		doubletime;
 
 fprintf(stderr, ">>> %s ( %p '%s' 0x%08x )\n", __func__,
 				pmd, title, notused);
@@ -40,6 +42,10 @@ if (verbosity) {
 	}
 
 /* SHOW TIMESTAMP HERE */
+fprintf(stderr, "seconds sc. epoch    = %ld\n", pmd->timestamp.tv_sec);
+doubletime = (double)pmd->timestamp.tv_sec +			\
+		(double)pmd->timestamp.tv_usec / 1e6;
+fprintf(stderr, "dtime of day         = %e\n", doubletime);
 fprintf(stderr, "creator pid          = %ld\n", pmd->pid);
 fprintf(stderr, "counter              = %d\n", pmd->count);
 fprintf(stderr, "float value          = %.3f\n", pmd->fval);
@@ -57,10 +63,25 @@ return 0;
 /* ---------------------------------------------------------------- */
 int fimg_default_metadata(FimgMetaData *pmd)
 {
+int			foo;
+struct timeval		tvl;
 
 memset(pmd, 0, sizeof(FimgMetaData));
 memcpy(pmd->magic, "metadata", 8);
+
 /* set timestamp here ? */
+/* CHALLENGE ACCEPTED */
+memset(&tvl, 0, sizeof(struct timeval));
+foo = gettimeofday(&tvl, NULL);
+if (foo) {
+	/* error on get time of day ? */
+	perror("omg");
+	}
+else	{
+	fprintf(stderr, "Time of day  %12ld  %12ld\n", tvl.tv_sec, tvl.tv_usec);
+	memcpy(&(pmd->timestamp), &tvl, sizeof(struct timeval));
+	}
+
 pmd->pid = getpid();
 pmd->count    = 0;
 pmd->fval     = 255.0;

tools/mkfimg.c

@@ -23,6 +23,7 @@ int		verbosity;
 #define		T_TPAT0		6
 #define		T_MIRCOL1	7
 #define		T_BLOUP		8
+#define		T_STRIPES	9
 typedef struct {
 	int		code;
 	char		*name;
@@ -38,6 +39,7 @@ Type types[] = {
 	{ T_TPAT0,	"tpat0"			},
 	{ T_MIRCOL1,	"mircol1"		},
 	{ T_BLOUP,	"bloup"			},
+	{ T_STRIPES,	"stripes"		},
 	{ 0,		NULL			}
 	};
 
@@ -54,7 +56,6 @@ for (type = types; type->code; type++) {
 		return type->code;
 		}
 	}
-
 return -1;
 }
 /* --------------------------------------------------------------------- */
@@ -87,7 +88,7 @@ puts("\n\t-v\tincrease verbosity");
 
 if (verbosity) {
 	fimg_print_version(1);
-	printf("*** compiled %s, %s\n", __DATE__, __TIME__);
+	printf("*** compiled on the %s, at %s\n", __DATE__, __TIME__);
 	}
 
 exit(0);
@@ -190,7 +191,7 @@ else	{
 	foo = fimg_dump_to_file(&fimg, fname, 0);
 	}
 if (foo) {
-	fprintf(stderr, "dump fimg to %s -> %d\n", fname, foo);
+	fprintf(stderr, "dump fimg to %s error -> %d\n", fname, foo);
 	exit(1);
 	}