Imported Upstream version 1.8.3

1 files changed, 143 insertions, 0 deletions

diff --git a/tiff/libtiff/tif_dumpmode.c b/tiff/libtiff/tif_dumpmode.c
new file mode 100755
index 0000000..a94cf0b
--- /dev/null
+++ b/tiff/libtiff/tif_dumpmode.c
@@ -0,0 +1,143 @@
+/* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/tif_dumpmode.c,v 1.14 2011-04-02 20:54:09 bfriesen Exp $ */
+
+/*
+ * Copyright (c) 1988-1997 Sam Leffler
+ * Copyright (c) 1991-1997 Silicon Graphics, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and 
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that (i) the above copyright notices and this permission notice appear in
+ * all copies of the software and related documentation, and (ii) the names of
+ * Sam Leffler and Silicon Graphics may not be used in any advertising or
+ * publicity relating to the software without the specific, prior written
+ * permission of Sam Leffler and Silicon Graphics.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  
+ * 
+ * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
+ * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
+ * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 
+ * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
+ * OF THIS SOFTWARE.
+ */
+
+/*
+ * TIFF Library.
+ *
+ * "Null" Compression Algorithm Support.
+ */
+#include "tiffiop.h"
+
+static int
+DumpFixupTags(TIFF* tif)
+{
+	(void) tif;
+	return (1);
+}
+
+/*
+ * Encode a hunk of pixels.
+ */
+static int
+DumpModeEncode(TIFF* tif, uint8* pp, tmsize_t cc, uint16 s)
+{
+	(void) s;
+	while (cc > 0) {
+		tmsize_t n;
+
+		n = cc;
+		if (tif->tif_rawcc + n > tif->tif_rawdatasize)
+			n = tif->tif_rawdatasize - tif->tif_rawcc;
+
+		assert( n > 0 );
+
+		/*
+		 * Avoid copy if client has setup raw
+		 * data buffer to avoid extra copy.
+		 */
+		if (tif->tif_rawcp != pp)
+			_TIFFmemcpy(tif->tif_rawcp, pp, n);
+		tif->tif_rawcp += n;
+		tif->tif_rawcc += n;
+		pp += n;
+		cc -= n;
+		if (tif->tif_rawcc >= tif->tif_rawdatasize &&
+		    !TIFFFlushData1(tif))
+			return (-1);
+	}
+	return (1);
+}
+
+/*
+ * Decode a hunk of pixels.
+ */
+static int
+DumpModeDecode(TIFF* tif, uint8* buf, tmsize_t cc, uint16 s)
+{
+	static const char module[] = "DumpModeDecode";
+	(void) s;
+	if (tif->tif_rawcc < cc) {
+#if defined(__WIN32__) && (defined(_MSC_VER) || defined(__MINGW32__))
+		TIFFErrorExt(tif->tif_clientdata, module,
+"Not enough data for scanline %lu, expected a request for at most %I64d bytes, got a request for %I64d bytes",
+		             (unsigned long) tif->tif_row,
+		             (signed __int64) tif->tif_rawcc,
+		             (signed __int64) cc);
+#else
+		TIFFErrorExt(tif->tif_clientdata, module,
+"Not enough data for scanline %lu, expected a request for at most %lld bytes, got a request for %lld bytes",
+		             (unsigned long) tif->tif_row,
+		             (signed long long) tif->tif_rawcc,
+		             (signed long long) cc);
+#endif
+		return (0);
+	}
+	/*
+	 * Avoid copy if client has setup raw
+	 * data buffer to avoid extra copy.
+	 */
+	if (tif->tif_rawcp != buf)
+		_TIFFmemcpy(buf, tif->tif_rawcp, cc);
+	tif->tif_rawcp += cc;
+	tif->tif_rawcc -= cc;  
+	return (1);
+}
+
+/*
+ * Seek forwards nrows in the current strip.
+ */
+static int
+DumpModeSeek(TIFF* tif, uint32 nrows)
+{
+	tif->tif_rawcp += nrows * tif->tif_scanlinesize;
+	tif->tif_rawcc -= nrows * tif->tif_scanlinesize;
+	return (1);
+}
+
+/*
+ * Initialize dump mode.
+ */
+int
+TIFFInitDumpMode(TIFF* tif, int scheme)
+{
+	(void) scheme;
+	tif->tif_fixuptags = DumpFixupTags;  
+	tif->tif_decoderow = DumpModeDecode;
+	tif->tif_decodestrip = DumpModeDecode;
+	tif->tif_decodetile = DumpModeDecode;
+	tif->tif_encoderow = DumpModeEncode;
+	tif->tif_encodestrip = DumpModeEncode;
+	tif->tif_encodetile = DumpModeEncode; 
+	tif->tif_seek = DumpModeSeek;
+	return (1);
+}
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 8
+ * fill-column: 78
+ * End:
+ */