vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b

2026-08-22 00:10:33 +08:00
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+/*
+ * 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
+ *
+ * Builtin Compression Scheme Configuration Support.
+ */
+#include "tiffiop.h"
+
+static int NotConfigured(TIFF *, int);
+
+#ifndef LZW_SUPPORT
+#define TIFFInitLZW NotConfigured
+#endif
+#ifndef PACKBITS_SUPPORT
+#define TIFFInitPackBits NotConfigured
+#endif
+#ifndef THUNDER_SUPPORT
+#define TIFFInitThunderScan NotConfigured
+#endif
+#ifndef NEXT_SUPPORT
+#define TIFFInitNeXT NotConfigured
+#endif
+#ifndef JPEG_SUPPORT
+#define TIFFInitJPEG NotConfigured
+#endif
+#ifndef OJPEG_SUPPORT
+#define TIFFInitOJPEG NotConfigured
+#endif
+#ifndef CCITT_SUPPORT
+#define TIFFInitCCITTRLE NotConfigured
+#define TIFFInitCCITTRLEW NotConfigured
+#define TIFFInitCCITTFax3 NotConfigured
+#define TIFFInitCCITTFax4 NotConfigured
+#endif
+#ifndef JBIG_SUPPORT
+#define TIFFInitJBIG NotConfigured
+#endif
+#ifndef ZIP_SUPPORT
+#define TIFFInitZIP NotConfigured
+#endif
+#ifndef PIXARLOG_SUPPORT
+#define TIFFInitPixarLog NotConfigured
+#endif
+#ifndef LOGLUV_SUPPORT
+#define TIFFInitSGILog NotConfigured
+#endif
+#ifndef LERC_SUPPORT
+#define TIFFInitLERC NotConfigured
+#endif
+#ifndef LZMA_SUPPORT
+#define TIFFInitLZMA NotConfigured
+#endif
+#ifndef ZSTD_SUPPORT
+#define TIFFInitZSTD NotConfigured
+#endif
+#ifndef WEBP_SUPPORT
+#define TIFFInitWebP NotConfigured
+#endif
+
+/*
+ * Compression schemes statically built into the library.
+ */
+const TIFFCodec _TIFFBuiltinCODECS[] = {
+    {"None", COMPRESSION_NONE, TIFFInitDumpMode},
+    {"LZW", COMPRESSION_LZW, TIFFInitLZW},
+    {"PackBits", COMPRESSION_PACKBITS, TIFFInitPackBits},
+    {"ThunderScan", COMPRESSION_THUNDERSCAN, TIFFInitThunderScan},
+    {"NeXT", COMPRESSION_NEXT, TIFFInitNeXT},
+    {"JPEG", COMPRESSION_JPEG, TIFFInitJPEG},
+    {"Old-style JPEG", COMPRESSION_OJPEG, TIFFInitOJPEG},
+    {"CCITT RLE", COMPRESSION_CCITTRLE, TIFFInitCCITTRLE},
+    {"CCITT RLE/W", COMPRESSION_CCITTRLEW, TIFFInitCCITTRLEW},
+    {"CCITT Group 3", COMPRESSION_CCITTFAX3, TIFFInitCCITTFax3},
+    {"CCITT Group 4", COMPRESSION_CCITTFAX4, TIFFInitCCITTFax4},
+    {"ISO JBIG", COMPRESSION_JBIG, TIFFInitJBIG},
+    {"Deflate", COMPRESSION_DEFLATE, TIFFInitZIP},
+    {"AdobeDeflate", COMPRESSION_ADOBE_DEFLATE, TIFFInitZIP},
+    {"PixarLog", COMPRESSION_PIXARLOG, TIFFInitPixarLog},
+    {"SGILog", COMPRESSION_SGILOG, TIFFInitSGILog},
+    {"SGILog24", COMPRESSION_SGILOG24, TIFFInitSGILog},
+    {"LZMA", COMPRESSION_LZMA, TIFFInitLZMA},
+    {"ZSTD", COMPRESSION_ZSTD, TIFFInitZSTD},
+    {"WEBP", COMPRESSION_WEBP, TIFFInitWebP},
+    {"LERC", COMPRESSION_LERC, TIFFInitLERC},
+    {NULL, 0, NULL}};
+
+static int _notConfigured(TIFF *tif)
+{
+    const TIFFCodec *c = TIFFFindCODEC(tif->tif_dir.td_compression);
+    char compression_code[20];
+
+    snprintf(compression_code, sizeof(compression_code), "%" PRIu16,
+             tif->tif_dir.td_compression);
+    TIFFErrorExtR(tif, tif->tif_name,
+                  "%s compression support is not configured",
+                  c ? c->name : compression_code);
+    return (0);
+}
+
+static int NotConfigured(TIFF *tif, int scheme)
+{
+    (void)scheme;
+
+    tif->tif_fixuptags = _notConfigured;
+    tif->tif_decodestatus = FALSE;
+    tif->tif_setupdecode = _notConfigured;
+    tif->tif_encodestatus = FALSE;
+    tif->tif_setupencode = _notConfigured;
+    return (1);
+}
+
+/************************************************************************/
+/*                       TIFFIsCODECConfigured()                        */
+/************************************************************************/
+
+/**
+ * Check whether we have working codec for the specific coding scheme.
+ *
+ * @return returns 1 if the codec is configured and working. Otherwise
+ * 0 will be returned.
+ */
+
+int TIFFIsCODECConfigured(uint16_t scheme)
+{
+    const TIFFCodec *codec = TIFFFindCODEC(scheme);
+
+    if (codec == NULL)
+    {
+        return 0;
+    }
+    if (codec->init == NULL)
+    {
+        return 0;
+    }
+    if (codec->init != NotConfigured)
+    {
+        return 1;
+    }
+    return 0;
+}