Import Ghostscript 9.54ghostscript-9.54

Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>

1 files changed, 66 insertions, 0 deletions

diff --git a/leptonica/prog/trctest.c b/leptonica/prog/trctest.c
new file mode 100644
index 00000000..bd12d481
--- /dev/null
+++ b/leptonica/prog/trctest.c
@@ -0,0 +1,66 @@
+/*====================================================================*
+ -  Copyright (C) 2001 Leptonica.  All rights reserved.
+ -
+ -  Redistribution and use in source and binary forms, with or without
+ -  modification, are permitted provided that the following conditions
+ -  are met:
+ -  1. Redistributions of source code must retain the above copyright
+ -     notice, this list of conditions and the following disclaimer.
+ -  2. Redistributions in binary form must reproduce the above
+ -     copyright notice, this list of conditions and the following
+ -     disclaimer in the documentation and/or other materials
+ -     provided with the distribution.
+ -
+ -  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ -  ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ -  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ -  A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ANY
+ -  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ -  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ -  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ -  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ -  OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ -  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ -  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *====================================================================*/
+
+/*
+ * trctest.c
+ *
+ *   Example: trctest wet-day.jpg 3.1 50 160 /tmp/junk.png
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config_auto.h>
+#endif  /* HAVE_CONFIG_H */
+
+#include "allheaders.h"
+
+int main(int    argc,
+         char **argv)
+{
+PIX         *pixs, *pixd;
+l_int32      minval, maxval;
+l_float32    gamma;
+char        *filein, *fileout;
+static char  mainName[] = "trctest";
+
+    if (argc != 6)
+        return ERROR_INT(" Syntax:  trctest filein gamma minval maxval fileout",
+                         mainName, 1);
+    filein = argv[1];
+    gamma = atof(argv[2]);
+    minval = atoi(argv[3]);
+    maxval = atoi(argv[4]);
+    fileout = argv[5];
+    setLeptDebugOK(1);
+
+    if ((pixs = pixRead(filein)) == NULL)
+        return ERROR_INT("pixs not made", mainName, 1);
+    pixd = pixGammaTRC(NULL, pixs, gamma, minval, maxval);
+    pixWrite(fileout, pixd, IFF_PNG);
+    pixDestroy(&pixs);
+    pixDestroy(&pixd);
+    return 0;
+}
+