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authorscuri <scuri>2008-10-17 06:10:15 +0000
committerscuri <scuri>2008-10-17 06:10:15 +0000
commit5a422aba704c375a307a902bafe658342e209906 (patch)
tree5005011e086bb863d8fb587ad3319bbec59b2447 /src/libtiff/tif_predict.h
First commit - moving from LuaForge to SourceForge
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+/* $Id: tif_predict.h,v 1.1 2008/10/17 06:16:07 scuri Exp $ */
+
+/*
+ * Copyright (c) 1995-1997 Sam Leffler
+ * Copyright (c) 1995-1997 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.
+ */
+
+#ifndef _TIFFPREDICT_
+#define _TIFFPREDICT_
+/*
+ * ``Library-private'' Support for the Predictor Tag
+ */
+
+/*
+ * Codecs that want to support the Predictor tag must place
+ * this structure first in their private state block so that
+ * the predictor code can cast tif_data to find its state.
+ */
+typedef struct {
+ int predictor; /* predictor tag value */
+ int stride; /* sample stride over data */
+ tsize_t rowsize; /* tile/strip row size */
+
+ TIFFPostMethod pfunc; /* horizontal differencer/accumulator */
+ TIFFCodeMethod coderow; /* parent codec encode/decode row */
+ TIFFCodeMethod codestrip; /* parent codec encode/decode strip */
+ TIFFCodeMethod codetile; /* parent codec encode/decode tile */
+ TIFFVGetMethod vgetparent; /* super-class method */
+ TIFFVSetMethod vsetparent; /* super-class method */
+ TIFFPrintMethod printdir; /* super-class method */
+ TIFFBoolMethod setupdecode; /* super-class method */
+ TIFFBoolMethod setupencode; /* super-class method */
+} TIFFPredictorState;
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+extern int TIFFPredictorInit(TIFF*);
+extern int TIFFPredictorCleanup(TIFF*);
+#if defined(__cplusplus)
+}
+#endif
+#endif /* _TIFFPREDICT_ */
+
+/* vim: set ts=8 sts=8 sw=8 noet: */