Index: libexif/sources/libexif/exif-utils.h |
=================================================================== |
--- libexif/sources/libexif/exif-utils.h (revision 0) |
+++ libexif/sources/libexif/exif-utils.h (revision 0) |
@@ -0,0 +1,195 @@ |
+/*! \file exif-utils.h |
+ * \brief EXIF data manipulation functions and types |
+ */ |
+/* |
+ * Copyright (c) 2001 Lutz Mueller <lutz@users.sourceforge.net> |
+ * |
+ * This library is free software; you can redistribute it and/or |
+ * modify it under the terms of the GNU Lesser General Public |
+ * License as published by the Free Software Foundation; either |
+ * version 2 of the License, or (at your option) any later version. |
+ * |
+ * This library is distributed in the hope that it will be useful, |
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of |
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
+ * Lesser General Public License for more details. |
+ * |
+ * You should have received a copy of the GNU Lesser General Public |
+ * License along with this library; if not, write to the |
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
+ * Boston, MA 02110-1301 USA. |
+ */ |
+ |
+#ifndef __EXIF_UTILS_H__ |
+#define __EXIF_UTILS_H__ |
+ |
+#ifdef __cplusplus |
+extern "C" { |
+#endif /* __cplusplus */ |
+ |
+#include <libexif/exif-byte-order.h> |
+#include <libexif/exif-format.h> |
+#include <libexif/_stdint.h> |
+#include "config.h" |
+ |
+ |
+/* If these definitions don't work for you, please let us fix the |
+ * macro generating _stdint.h */ |
+ |
+/*! EXIF Unsigned Byte data type */ |
+typedef unsigned char ExifByte; /* 1 byte */ |
+ |
+/*! EXIF Signed Byte data type */ |
+typedef signed char ExifSByte; /* 1 byte */ |
+ |
+/*! EXIF Text String data type */ |
+typedef char * ExifAscii; |
+ |
+/*! EXIF Unsigned Short data type */ |
+typedef uint16_t ExifShort; /* 2 bytes */ |
+ |
+/*! EXIF Signed Short data type */ |
+typedef int16_t ExifSShort; /* 2 bytes */ |
+ |
+/*! EXIF Unsigned Long data type */ |
+typedef uint32_t ExifLong; /* 4 bytes */ |
+ |
+/*! EXIF Signed Long data type */ |
+typedef int32_t ExifSLong; /* 4 bytes */ |
+ |
+/*! EXIF Unsigned Rational data type */ |
+typedef struct {ExifLong numerator; ExifLong denominator;} ExifRational; |
+ |
+typedef char ExifUndefined; /* 1 byte */ |
+ |
+/*! EXIF Signed Rational data type */ |
+typedef struct {ExifSLong numerator; ExifSLong denominator;} ExifSRational; |
+ |
+ |
+/*! Retrieve an #ExifShort value from memory. |
+ * |
+ * \param[in] b pointer to raw EXIF value in memory |
+ * \param[in] order byte order of raw value |
+ * \return value |
+ */ |
+ExifShort exif_get_short (const unsigned char *b, ExifByteOrder order); |
+ |
+/*! Retrieve an #ExifSShort value from memory. |
+ * |
+ * \param[in] b pointer to raw EXIF value in memory |
+ * \param[in] order byte order of raw value |
+ * \return value |
+ */ |
+ExifSShort exif_get_sshort (const unsigned char *b, ExifByteOrder order); |
+ |
+/*! Retrieve an #ExifLong value from memory. |
+ * |
+ * \param[in] b pointer to raw EXIF value in memory |
+ * \param[in] order byte order of raw value |
+ * \return value |
+ */ |
+ExifLong exif_get_long (const unsigned char *b, ExifByteOrder order); |
+ |
+/*! Retrieve an #ExifSLong value from memory. |
+ * |
+ * \param[in] b pointer to raw EXIF value in memory |
+ * \param[in] order byte order of raw value |
+ * \return value |
+ */ |
+ExifSLong exif_get_slong (const unsigned char *b, ExifByteOrder order); |
+ |
+/*! Retrieve an #ExifRational value from memory. |
+ * |
+ * \param[in] b pointer to raw EXIF value in memory |
+ * \param[in] order byte order of raw value |
+ * \return value |
+ */ |
+ExifRational exif_get_rational (const unsigned char *b, ExifByteOrder order); |
+ |
+/*! Retrieve an #ExifSRational value from memory. |
+ * |
+ * \param[in] b pointer to raw EXIF value in memory |
+ * \param[in] order byte order of raw value |
+ * \return value |
+ */ |
+ExifSRational exif_get_srational (const unsigned char *b, ExifByteOrder order); |
+ |
+/*! Store an ExifShort value into memory in EXIF format. |
+ * |
+ * \param[out] b buffer in which to write raw value |
+ * \param[in] order byte order to use |
+ * \param[in] value data value to store |
+ */ |
+void exif_set_short (unsigned char *b, ExifByteOrder order, |
+ ExifShort value); |
+ |
+/*! Store an ExifSShort value into memory in EXIF format. |
+ * |
+ * \param[out] b buffer in which to write raw value |
+ * \param[in] order byte order to use |
+ * \param[in] value data value to store |
+ */ |
+void exif_set_sshort (unsigned char *b, ExifByteOrder order, |
+ ExifSShort value); |
+ |
+/*! Store an ExifLong value into memory in EXIF format. |
+ * |
+ * \param[out] b buffer in which to write raw value |
+ * \param[in] order byte order to use |
+ * \param[in] value data value to store |
+ */ |
+void exif_set_long (unsigned char *b, ExifByteOrder order, |
+ ExifLong value); |
+ |
+/*! Store an ExifSLong value into memory in EXIF format. |
+ * |
+ * \param[out] b buffer in which to write raw value |
+ * \param[in] order byte order to use |
+ * \param[in] value data value to store |
+ */ |
+void exif_set_slong (unsigned char *b, ExifByteOrder order, |
+ ExifSLong value); |
+ |
+/*! Store an ExifRational value into memory in EXIF format. |
+ * |
+ * \param[out] b buffer in which to write raw value |
+ * \param[in] order byte order to use |
+ * \param[in] value data value to store |
+ */ |
+void exif_set_rational (unsigned char *b, ExifByteOrder order, |
+ ExifRational value); |
+ |
+/*! Store an ExifSRational value into memory in EXIF format. |
+ * |
+ * \param[out] b buffer in which to write raw value |
+ * \param[in] order byte order to use |
+ * \param[in] value data value to store |
+ */ |
+void exif_set_srational (unsigned char *b, ExifByteOrder order, |
+ ExifSRational value); |
+ |
+/*! \internal */ |
+void exif_convert_utf16_to_utf8 (char *out, const unsigned short *in, int maxlen); |
+ |
+/* Please do not use this function outside of the library. */ |
+ |
+/*! \internal */ |
+void exif_array_set_byte_order (ExifFormat, unsigned char *, unsigned int, |
+ ExifByteOrder o_orig, ExifByteOrder o_new); |
+ |
+#undef MIN |
+#define MIN(a, b) (((a) < (b)) ? (a) : (b)) |
+ |
+#undef MAX |
+#define MAX(a, b) (((a) > (b)) ? (a) : (b)) |
+ |
+/* For compatibility with older versions */ |
+ |
+/*! \deprecated Use EXIF_TAG_SUB_SEC_TIME instead. */ |
+#define EXIF_TAG_SUBSEC_TIME EXIF_TAG_SUB_SEC_TIME |
+ |
+#ifdef __cplusplus |
+} |
+#endif /* __cplusplus */ |
+ |
+#endif /* __EXIF_UTILS_H__ */ |
Property changes on: libexif/sources/libexif/exif-utils.h |
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Added: svn:eol-style |
+ LF |