--- ray/src/util/rcrop.c	2022/03/15 02:28:05	1.4
+++ ray/src/util/rcrop.c	2022/03/15 20:54:49	1.8
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char RCSid[] = "$Id: rcrop.c,v 1.4 2022/03/15 02:28:05 greg Exp $";
+static const char RCSid[] = "$Id: rcrop.c,v 1.8 2022/03/15 20:54:49 greg Exp $";
 #endif
 /*
  * rcrop.c - crop a Radiance picture or matrix data
@@ -18,7 +18,7 @@ char	*progname;		/* global argv[0] */
 
 VIEW	vw = STDVIEW;
 int	gotvw = 0;
-char	fmt[MAXFMTLEN] = "Unknown";
+char	fmt[MAXFMTLEN] = "ascii";	/* assumed when unspecified */
 int	ncomp = 0;
 RESOLU	res;
 int	rmin, cmin, nrows, ncols;
@@ -234,6 +234,10 @@ main(int argc, char *argv[])
 		fputs(": cannot open for writing\n", stderr);
 		return(1);
 	}
+#ifdef getc_unlocked		/* avoid stupid semaphores */
+	flockfile(fp);
+	flockfile(stdout);
+#endif
 				/* process information header */
 	if (getheader(fp, headline, NULL) < 0) {
 		fputs(progname, stderr);
@@ -316,6 +320,12 @@ main(int argc, char *argv[])
 		asiz = sizeof(float);
 	} else if (!strcmp(fmt, "double")) {
 		asiz = sizeof(double);
+	} else if (!strcmp(fmt, "32-bit_encoded_normal")) {
+		asiz = 4;
+		ncomp = 1;
+	} else if (!strcmp(fmt, "16-bit_encoded_depth")) {
+		asiz = 2;
+		ncomp = 1;
 	} else if (globmatch(PICFMT, fmt)) {
 		asiz = -1;
 		if (!ncomp) ncomp = 3;
@@ -335,6 +345,11 @@ main(int argc, char *argv[])
 	if (!(asiz < 0 ? colr_copyf(fp) :
 			!asiz ? ascii_copyf(fp) : binary_copyf(fp, asiz)))
 		return(1);
+					/* need to consume the rest? */
+	if (fp == stdin && rmin+nrows < numscans(&res) &&
+			fseek(fp, 0L, SEEK_END) < 0)
+		while (getc(fp) != EOF)
+			;
 	return(0);
 usage:
 	fputs("Usage: ", stderr);