commit 125acede703192d4fe43dc885c232d0b25cf117e
parent 9c7cd611928aa5838bf8d5073e81d6193e73d522
Author: Christian Grothoff <christian@grothoff.org>
Date: Fri, 18 Dec 2009 21:34:38 +0000
qt
Diffstat:
6 files changed, 1175 insertions(+), 1132 deletions(-)
diff --git a/src/include/extractor.h b/src/include/extractor.h
@@ -207,7 +207,7 @@ enum EXTRACTOR_MetaType
EXTRACTOR_METATYPE_PACKAGE_PRE_DEPENDENCY = 84,
EXTRACTOR_METATYPE_LICENSE = 85,
EXTRACTOR_METATYPE_PACKAGE_DISTRIBUTION = 86,
- EXTRACTOR_METATYPE_PACKAGE_BUILDHOST = 87,
+ EXTRACTOR_METATYPE_BUILDHOST = 87,
EXTRACTOR_METATYPE_VENDOR = 88,
EXTRACTOR_METATYPE_TARGET_OS = 89,
EXTRACTOR_METATYPE_SOFTWARE_VERSION = 90,
@@ -276,6 +276,13 @@ enum EXTRACTOR_MetaType
EXTRACTOR_METATYPE_DISCLAIMER = 144,
EXTRACTOR_METATYPE_WARNING = 145,
EXTRACTOR_METATYPE_PAGE_ORDER = 146,
+ EXTRACTOR_METATYPE_WRITER = 147,
+ EXTRACTOR_METATYPE_PRODUCT_VERSION = 148,
+ EXTRACTOR_METATYPE_CONTRIBUTOR_NAME = 149,
+ EXTRACTOR_METATYPE_MOVIE_DIRECTOR = 150,
+ EXTRACTOR_METATYPE_TV_NETWORK_NAME = 151,
+ EXTRACTOR_METATYPE_TV_SHOW_NAME = 152,
+ EXTRACTOR_METATYPE_CHAPTER_NAME = 153,
/* fixme: used up to here! */
@@ -283,7 +290,6 @@ enum EXTRACTOR_MetaType
EXTRACTOR_METATYPE_CONDUCTOR = 64,
EXTRACTOR_METATYPE_INTERPRET = 65,
EXTRACTOR_METATYPE_MUSIC_CD_IDENTIFIER = 117,
- EXTRACTOR_METATYPE_MOVIE_DIRECTOR = 110,
EXTRACTOR_METATYPE_SONG_COUNT = 127,
EXTRACTOR_METATYPE_STARTING_SONG = 128,
EXTRACTOR_METATYPE_MUSICIAN_CREDITS_LIST = 123,
@@ -311,12 +317,10 @@ enum EXTRACTOR_MetaType
EXTRACTOR_METATYPE_GENERATOR = 103,
EXTRACTOR_METATYPE_ENCODED_BY = 121,
- EXTRACTOR_METATYPE_PROUCUCTVERSION = 90,
EXTRACTOR_METATYPE_FULL_DATA = 137,
EXTRACTOR_METATYPE_ORGANIZATION = 15,
- EXTRACTOR_METATYPE_CONTRIBUTOR = 19,
EXTRACTOR_METATYPE_RELATION = 24,
EXTRACTOR_METATYPE_COVERAGE = 25,
EXTRACTOR_METATYPE_SOFTWARE = 26,
@@ -328,7 +332,6 @@ enum EXTRACTOR_MetaType
EXTRACTOR_METATYPE_OWNER = 66,
EXTRACTOR_METATYPE_MEDIA_TYPE = 68,
EXTRACTOR_METATYPE_SECURITY = 97,
- EXTRACTOR_METATYPE_INFORMATION = 112,
EXTRACTOR_METATYPE_FULL_NAME = 113,
EXTRACTOR_METATYPE_LINK = 116,
EXTRACTOR_METATYPE_TIME = 122,
diff --git a/src/main/extractor_metatypes.c b/src/main/extractor_metatypes.c
@@ -360,8 +360,21 @@ static const struct MetaTypeDescription meta_type_descriptions[] = {
gettext_noop ("warning about the nature of the content") },
{ gettext_noop ("page order"),
gettext_noop ("order of the pages") },
- { gettext_noop (""),
+ { gettext_noop ("writer"),
+ gettext_noop ("contributing writer") },
+ { gettext_noop ("product version"),
gettext_noop ("") },
+ { gettext_noop ("contributor"),
+ gettext_noop ("name of a contributor") },
+ /* 150 */
+ { gettext_noop ("movie director"),
+ gettext_noop ("name of the director") },
+ { gettext_noop ("TV network"),
+ gettext_noop ("name of the broadcasting TV network") },
+ { gettext_noop ("TV show"),
+ gettext_noop ("name of the TV show") },
+ { gettext_noop ("chapter name"),
+ gettext_noop ("name of the chapter") },
{ gettext_noop (""),
gettext_noop ("") },
{ gettext_noop (""),
diff --git a/src/plugins/Makefile.am b/src/plugins/Makefile.am
@@ -89,6 +89,7 @@ plugin_LTLIBRARIES = \
$(pdf) \
libextractor_png.la \
libextractor_ps.la \
+ libextractor_qt.la \
libextractor_real.la \
$(rpm) \
libextractor_tar.la \
@@ -249,6 +250,13 @@ libextractor_ps_la_SOURCES = \
libextractor_ps_la_LDFLAGS = \
$(PLUGINFLAGS)
+libextractor_qt_la_SOURCES = \
+ qt_extractor.c
+libextractor_qt_la_LDFLAGS = \
+ $(PLUGINFLAGS)
+libextractor_qt_la_LIBADD = \
+ -lz -lm
+
libextractor_real_la_SOURCES = \
real_extractor.c
libextractor_real_la_LDFLAGS = \
@@ -303,7 +311,6 @@ OLD_LIBS = \
$(extrampeg) \
libextractor_nsf.la \
libextractor_nsfe.la \
- $(extraqt) \
libextractor_riff.la \
libextractor_s3m.la \
libextractor_sid.la \
@@ -313,15 +320,6 @@ OLD_LIBS = \
libextractor_xm.la \
libextractor_zip.la
-if HAVE_ZLIB
-libextractor_qt_la_SOURCES = \
- qtextractor.c
-libextractor_qt_la_LDFLAGS = \
- $(PLUGINFLAGS)
-libextractor_qt_la_LIBADD = \
- -lz
-endif
-
libextractor_id3v2_la_SOURCES = \
id3v2extractor.c
diff --git a/src/plugins/qt_extractor.c b/src/plugins/qt_extractor.c
@@ -0,0 +1,1144 @@
+/*
+ This file is part of libextractor.
+ (C) 2002, 2003, 2006 Vidyut Samanta and Christian Grothoff
+
+ libextractor is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; either version 2, or (at your
+ option) any later version.
+
+ libextractor 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
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with libextractor; see the file COPYING. If not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+ */
+
+#include "platform.h"
+#include "extractor.h"
+#include <zlib.h>
+#include <math.h>
+
+#define DEBUG 0
+
+/* verbatim from mp3extractor */
+static const char *const genre_names[] = {
+ gettext_noop ("Blues"),
+ gettext_noop ("Classic Rock"),
+ gettext_noop ("Country"),
+ gettext_noop ("Dance"),
+ gettext_noop ("Disco"),
+ gettext_noop ("Funk"),
+ gettext_noop ("Grunge"),
+ gettext_noop ("Hip-Hop"),
+ gettext_noop ("Jazz"),
+ gettext_noop ("Metal"),
+ gettext_noop ("New Age"),
+ gettext_noop ("Oldies"),
+ gettext_noop ("Other"),
+ gettext_noop ("Pop"),
+ gettext_noop ("R&B"),
+ gettext_noop ("Rap"),
+ gettext_noop ("Reggae"),
+ gettext_noop ("Rock"),
+ gettext_noop ("Techno"),
+ gettext_noop ("Industrial"),
+ gettext_noop ("Alternative"),
+ gettext_noop ("Ska"),
+ gettext_noop ("Death Metal"),
+ gettext_noop ("Pranks"),
+ gettext_noop ("Soundtrack"),
+ gettext_noop ("Euro-Techno"),
+ gettext_noop ("Ambient"),
+ gettext_noop ("Trip-Hop"),
+ gettext_noop ("Vocal"),
+ gettext_noop ("Jazz+Funk"),
+ gettext_noop ("Fusion"),
+ gettext_noop ("Trance"),
+ gettext_noop ("Classical"),
+ gettext_noop ("Instrumental"),
+ gettext_noop ("Acid"),
+ gettext_noop ("House"),
+ gettext_noop ("Game"),
+ gettext_noop ("Sound Clip"),
+ gettext_noop ("Gospel"),
+ gettext_noop ("Noise"),
+ gettext_noop ("Alt. Rock"),
+ gettext_noop ("Bass"),
+ gettext_noop ("Soul"),
+ gettext_noop ("Punk"),
+ gettext_noop ("Space"),
+ gettext_noop ("Meditative"),
+ gettext_noop ("Instrumental Pop"),
+ gettext_noop ("Instrumental Rock"),
+ gettext_noop ("Ethnic"),
+ gettext_noop ("Gothic"),
+ gettext_noop ("Darkwave"),
+ gettext_noop ("Techno-Industrial"),
+ gettext_noop ("Electronic"),
+ gettext_noop ("Pop-Folk"),
+ gettext_noop ("Eurodance"),
+ gettext_noop ("Dream"),
+ gettext_noop ("Southern Rock"),
+ gettext_noop ("Comedy"),
+ gettext_noop ("Cult"),
+ gettext_noop ("Gangsta Rap"),
+ gettext_noop ("Top 40"),
+ gettext_noop ("Christian Rap"),
+ gettext_noop ("Pop/Funk"),
+ gettext_noop ("Jungle"),
+ gettext_noop ("Native American"),
+ gettext_noop ("Cabaret"),
+ gettext_noop ("New Wave"),
+ gettext_noop ("Psychedelic"),
+ gettext_noop ("Rave"),
+ gettext_noop ("Showtunes"),
+ gettext_noop ("Trailer"),
+ gettext_noop ("Lo-Fi"),
+ gettext_noop ("Tribal"),
+ gettext_noop ("Acid Punk"),
+ gettext_noop ("Acid Jazz"),
+ gettext_noop ("Polka"),
+ gettext_noop ("Retro"),
+ gettext_noop ("Musical"),
+ gettext_noop ("Rock & Roll"),
+ gettext_noop ("Hard Rock"),
+ gettext_noop ("Folk"),
+ gettext_noop ("Folk/Rock"),
+ gettext_noop ("National Folk"),
+ gettext_noop ("Swing"),
+ gettext_noop ("Fast-Fusion"),
+ gettext_noop ("Bebob"),
+ gettext_noop ("Latin"),
+ gettext_noop ("Revival"),
+ gettext_noop ("Celtic"),
+ gettext_noop ("Bluegrass"),
+ gettext_noop ("Avantgarde"),
+ gettext_noop ("Gothic Rock"),
+ gettext_noop ("Progressive Rock"),
+ gettext_noop ("Psychedelic Rock"),
+ gettext_noop ("Symphonic Rock"),
+ gettext_noop ("Slow Rock"),
+ gettext_noop ("Big Band"),
+ gettext_noop ("Chorus"),
+ gettext_noop ("Easy Listening"),
+ gettext_noop ("Acoustic"),
+ gettext_noop ("Humour"),
+ gettext_noop ("Speech"),
+ gettext_noop ("Chanson"),
+ gettext_noop ("Opera"),
+ gettext_noop ("Chamber Music"),
+ gettext_noop ("Sonata"),
+ gettext_noop ("Symphony"),
+ gettext_noop ("Booty Bass"),
+ gettext_noop ("Primus"),
+ gettext_noop ("Porn Groove"),
+ gettext_noop ("Satire"),
+ gettext_noop ("Slow Jam"),
+ gettext_noop ("Club"),
+ gettext_noop ("Tango"),
+ gettext_noop ("Samba"),
+ gettext_noop ("Folklore"),
+ gettext_noop ("Ballad"),
+ gettext_noop ("Power Ballad"),
+ gettext_noop ("Rhythmic Soul"),
+ gettext_noop ("Freestyle"),
+ gettext_noop ("Duet"),
+ gettext_noop ("Punk Rock"),
+ gettext_noop ("Drum Solo"),
+ gettext_noop ("A Cappella"),
+ gettext_noop ("Euro-House"),
+ gettext_noop ("Dance Hall"),
+ gettext_noop ("Goa"),
+ gettext_noop ("Drum & Bass"),
+ gettext_noop ("Club-House"),
+ gettext_noop ("Hardcore"),
+ gettext_noop ("Terror"),
+ gettext_noop ("Indie"),
+ gettext_noop ("BritPop"),
+ gettext_noop ("Negerpunk"),
+ gettext_noop ("Polsk Punk"),
+ gettext_noop ("Beat"),
+ gettext_noop ("Christian Gangsta Rap"),
+ gettext_noop ("Heavy Metal"),
+ gettext_noop ("Black Metal"),
+ gettext_noop ("Crossover"),
+ gettext_noop ("Contemporary Christian"),
+ gettext_noop ("Christian Rock"),
+ gettext_noop ("Merengue"),
+ gettext_noop ("Salsa"),
+ gettext_noop ("Thrash Metal"),
+ gettext_noop ("Anime"),
+ gettext_noop ("JPop"),
+ gettext_noop ("Synthpop"),
+};
+
+#define GENRE_NAME_COUNT \
+ ((unsigned int)(sizeof genre_names / sizeof (const char *const)))
+
+
+static const char *languages[] = {
+ "English",
+ "French",
+ "German",
+ "Italian",
+ "Dutch",
+ "Swedish",
+ "Spanish",
+ "Danish",
+ "Portuguese",
+ "Norwegian",
+ "Hebrew",
+ "Japanese",
+ "Arabic",
+ "Finnish",
+ "Greek",
+ "Icelandic",
+ "Maltese",
+ "Turkish",
+ "Croatian",
+ "Traditional Chinese",
+ "Urdu",
+ "Hindi",
+ "Thai",
+ "Korean",
+ "Lithuanian",
+ "Polish",
+ "Hungarian",
+ "Estonian",
+ "Lettish",
+ "Saamisk",
+ "Lappish",
+ "Faeroese",
+ "Farsi",
+ "Russian",
+ "Simplified Chinese",
+ "Flemish",
+ "Irish",
+ "Albanian",
+ "Romanian",
+ "Czech",
+ "Slovak",
+ "Slovenian",
+ "Yiddish",
+ "Serbian",
+ "Macedonian",
+ "Bulgarian",
+ "Ukrainian",
+ "Byelorussian",
+ "Uzbek",
+ "Kazakh",
+ "Azerbaijani",
+ "AzerbaijanAr",
+ "Armenian",
+ "Georgian",
+ "Moldavian",
+ "Kirghiz",
+ "Tajiki",
+ "Turkmen",
+ "Mongolian",
+ "MongolianCyr",
+ "Pashto",
+ "Kurdish",
+ "Kashmiri",
+ "Sindhi",
+ "Tibetan",
+ "Nepali",
+ "Sanskrit",
+ "Marathi",
+ "Bengali",
+ "Assamese",
+ "Gujarati",
+ "Punjabi",
+ "Oriya",
+ "Malayalam",
+ "Kannada",
+ "Tamil",
+ "Telugu",
+ "Sinhalese",
+ "Burmese",
+ "Khmer",
+ "Lao",
+ "Vietnamese",
+ "Indonesian",
+ "Tagalog",
+ "MalayRoman",
+ "MalayArabic",
+ "Amharic",
+ "Tigrinya",
+ "Galla",
+ "Oromo",
+ "Somali",
+ "Swahili",
+ "Ruanda",
+ "Rundi",
+ "Chewa",
+ "Malagasy",
+ "Esperanto",
+ "Welsh",
+ "Basque",
+ "Catalan",
+ "Latin",
+ "Quechua",
+ "Guarani",
+ "Aymara",
+ "Tatar",
+ "Uighur",
+ "Dzongkha",
+ "JavaneseRom",
+};
+
+
+typedef struct
+{
+ const char *ext;
+ const char *mime;
+} C2M;
+
+/* see http://www.mp4ra.org/filetype.html
+ * http://www.ftyps.com/ */
+static C2M ftMap[] = {
+ {"qt ", "video/quicktime"},
+ {"isom", "video/mp4"}, /* ISO Base Media files */
+ {"iso2", "video/mp4"},
+ {"mp41", "video/mp4"}, /* MPEG-4 (ISO/IEC 14491-1) version 1 */
+ {"mp42", "video/mp4"}, /* MPEG-4 (ISO/IEC 14491-1) version 2 */
+ {"3gp1", "video/3gpp"},
+ {"3gp2", "video/3gpp"},
+ {"3gp3", "video/3gpp"},
+ {"3gp4", "video/3gpp"},
+ {"3gp5", "video/3gpp"},
+ {"3g2a", "video/3gpp2"},
+ {"mmp4", "video/mp4"}, /* Mobile MPEG-4 */
+ {"M4A ", "audio/mp4"},
+ {"M4B ", "audio/mp4"},
+ {"M4P ", "audio/mp4"},
+ {"M4V ", "video/mp4"},
+ {"mj2s", "video/mj2"}, /* Motion JPEG 2000 */
+ {"mjp2", "video/mj2"},
+ {NULL, NULL},
+};
+
+typedef struct CHE
+{
+ const char *pfx;
+ enum EXTRACTOR_MetaType type;
+} CHE;
+
+static CHE cHm[] = {
+ {"aut", EXTRACTOR_METATYPE_AUTHOR_NAME},
+ {"cpy", EXTRACTOR_METATYPE_COPYRIGHT},
+ {"day", EXTRACTOR_METATYPE_CREATION_DATE},
+ {"ed1", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"ed2", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"ed3", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"ed4", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"ed5", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"ed6", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"ed7", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"ed8", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"ed9", EXTRACTOR_METATYPE_MODIFICATION_DATE},
+ {"cmt", EXTRACTOR_METATYPE_COMMENT},
+ {"url", EXTRACTOR_METATYPE_URL},
+ {"enc", EXTRACTOR_METATYPE_CREATED_BY_SOFTWARE},
+ {"hst", EXTRACTOR_METATYPE_BUILDHOST},
+ {"nam", EXTRACTOR_METATYPE_TITLE},
+ {"gen", EXTRACTOR_METATYPE_GENRE},
+ {"mak", EXTRACTOR_METATYPE_CAMERA_MAKE},
+ {"mod", EXTRACTOR_METATYPE_CAMERA_MODEL},
+ {"des", EXTRACTOR_METATYPE_DESCRIPTION},
+ {"dis", EXTRACTOR_METATYPE_DISCLAIMER},
+ {"dir", EXTRACTOR_METATYPE_MOVIE_DIRECTOR},
+ {"src", EXTRACTOR_METATYPE_CONTRIBUTOR_NAME},
+ {"prf", EXTRACTOR_METATYPE_PERFORMER },
+ {"prd", EXTRACTOR_METATYPE_PRODUCER},
+ {"PRD", EXTRACTOR_METATYPE_PRODUCT_VERSION},
+ {"swr", EXTRACTOR_METATYPE_PRODUCED_BY_SOFTWARE},
+ {"isr", EXTRACTOR_METATYPE_ISRC},
+ {"wrt", EXTRACTOR_METATYPE_WRITER},
+ {"wrn", EXTRACTOR_METATYPE_WARNING},
+ {"chp", EXTRACTOR_METATYPE_CHAPTER_NAME},
+ {"inf", EXTRACTOR_METATYPE_DESCRIPTION},
+ {"req", EXTRACTOR_METATYPE_TARGET_PLATFORM}, /* hardware requirements */
+ {"fmt", EXTRACTOR_METATYPE_FORMAT},
+ {NULL, EXTRACTOR_METATYPE_RESERVED },
+};
+
+
+typedef struct
+{
+ const char *atom_type;
+ enum EXTRACTOR_MetaType type;
+} ITTagConversionEntry;
+
+/* iTunes Tags:
+ * see http://atomicparsley.sourceforge.net/mpeg-4files.html */
+static ITTagConversionEntry it_to_extr_table[] = {
+ {"\xa9" "alb", EXTRACTOR_METATYPE_ALBUM},
+ {"\xa9" "ART", EXTRACTOR_METATYPE_ARTIST},
+ {"aART", EXTRACTOR_METATYPE_ARTIST},
+ {"\xa9" "cmt", EXTRACTOR_METATYPE_COMMENT},
+ {"\xa9" "day", EXTRACTOR_METATYPE_UNKNOWN_DATE},
+ {"\xa9" "nam", EXTRACTOR_METATYPE_TITLE},
+ {"trkn", EXTRACTOR_METATYPE_TRACK_NUMBER},
+ {"disk", EXTRACTOR_METATYPE_DISC_NUMBER},
+ {"\xa9" "gen", EXTRACTOR_METATYPE_GENRE},
+ {"gnre", EXTRACTOR_METATYPE_GENRE},
+ {"\xa9" "wrt", EXTRACTOR_METATYPE_WRITER},
+ {"\xa9" "too", EXTRACTOR_METATYPE_CREATED_BY_SOFTWARE},
+ {"cprt", EXTRACTOR_METATYPE_COPYRIGHT},
+ {"\xa9" "grp", EXTRACTOR_METATYPE_GROUP},
+ {"catg", EXTRACTOR_METATYPE_SECTION},
+ {"keyw", EXTRACTOR_METATYPE_KEYWORDS},
+ {"desc", EXTRACTOR_METATYPE_DESCRIPTION},
+ {"tvnn", EXTRACTOR_METATYPE_TV_NETWORK_NAME},
+ {"tvsh", EXTRACTOR_METATYPE_TV_SHOW_NAME},
+ {"tven", EXTRACTOR_METATYPE_TV_NETWORK_NAME},
+ {NULL, EXTRACTOR_METATYPE_RESERVED}
+};
+
+
+typedef struct
+{
+ unsigned int size;
+ unsigned int type;
+} Atom;
+
+typedef struct
+{
+ unsigned int one;
+ unsigned int type;
+ unsigned long long size;
+} LongAtom;
+
+static unsigned long long
+ntohll (unsigned long long n)
+{
+#if __BYTE_ORDER == __BIG_ENDIAN
+ return n;
+#else
+ return (((unsigned long long) ntohl (n)) << 32) + ntohl (n >> 32);
+#endif
+}
+
+
+/**
+ * Check if at position pos there is a valid atom.
+ * @return 0 if the atom is invalid, 1 if it is valid
+ */
+static int
+checkAtomValid (const char *buffer, size_t size, size_t pos)
+{
+ unsigned long long atomSize;
+ const Atom *atom;
+ const LongAtom *latom;
+ if ((pos >= size) ||
+ (pos + sizeof (Atom) > size) || (pos + sizeof (Atom) < pos))
+ return 0;
+ atom = (const Atom *) &buffer[pos];
+ if (ntohl (atom->size) == 1)
+ {
+ if ((pos + sizeof (LongAtom) > size) || (pos + sizeof (LongAtom) < pos))
+ return 0;
+ latom = (const LongAtom *) &buffer[pos];
+ atomSize = ntohll (latom->size);
+ if ((atomSize < sizeof (LongAtom)) ||
+ (atomSize + pos > size) || (atomSize + pos < atomSize))
+ return 0;
+ }
+ else
+ {
+ atomSize = ntohl (atom->size);
+ if ((atomSize < sizeof (Atom)) ||
+ (atomSize + pos > size) || (atomSize + pos < atomSize))
+ return 0;
+ }
+ return 1;
+}
+
+/**
+ * Assumes that checkAtomValid has already been called.
+ */
+static unsigned long long
+getAtomSize (const char *buf)
+{
+ const Atom *atom;
+ const LongAtom *latom;
+ atom = (const Atom *) buf;
+ if (ntohl (atom->size) == 1)
+ {
+ latom = (const LongAtom *) buf;
+ return ntohll (latom->size);
+ }
+ return ntohl (atom->size);
+}
+
+/**
+ * Assumes that checkAtomValid has already been called.
+ */
+static unsigned int
+getAtomHeaderSize (const char *buf)
+{
+ const Atom *atom;
+
+ atom = (const Atom *) buf;
+ if (ntohl (atom->size) == 1)
+ return sizeof (const LongAtom);
+ return sizeof (Atom);
+}
+
+struct ExtractContext
+{
+ EXTRACTOR_MetaDataProcessor proc;
+ void *proc_cls;
+ int ret;
+};
+
+static void
+addKeyword (enum EXTRACTOR_MetaType type,
+ const char *str,
+ struct ExtractContext *ec)
+{
+ if (ec->ret != 0)
+ return;
+ ec->ret = ec->proc (ec->proc_cls,
+ "qt",
+ type,
+ EXTRACTOR_METAFORMAT_UTF8,
+ "text/plain",
+ str,
+ strlen(str)+1);
+}
+
+
+
+/**
+ * Assumes that checkAtomValid has already been called.
+ */
+typedef int (*AtomHandler) (const char *input,
+ size_t size,
+ size_t pos, struct ExtractContext *ec);
+
+typedef struct
+{
+ char *name;
+ AtomHandler handler;
+} HandlerEntry;
+
+/**
+ * Call the handler for the atom at the given position.
+ * Will check validity of the given atom.
+ *
+ * @return 0 on error, 1 for success, -1 for unknown atom type
+ */
+static int handleAtom (HandlerEntry *handlers,
+ const char *input,
+ size_t size,
+ size_t pos,
+ struct ExtractContext *ec);
+
+static HandlerEntry all_handlers[];
+static HandlerEntry ilst_handlers[];
+
+/**
+ * Process atoms.
+ * @return 0 on error, 1 for success, -1 for unknown atom type
+ */
+static int
+processAtoms (HandlerEntry *handlers, const char *input,
+ size_t size, struct ExtractContext *ec)
+{
+ size_t pos;
+
+ if (size < sizeof (Atom))
+ return 1;
+ pos = 0;
+ while (pos < size - sizeof (Atom))
+ {
+ if (0 == handleAtom (handlers, input, size, pos, ec))
+ return 0;
+ pos += getAtomSize (&input[pos]);
+ }
+ return 1;
+}
+
+/**
+ * Process all atoms.
+ * @return 0 on error, 1 for success, -1 for unknown atom type
+ */
+static int
+processAllAtoms (const char *input,
+ size_t size, struct ExtractContext *ec)
+{
+ return processAtoms(all_handlers, input, size, ec);
+}
+
+/**
+ * Handle the moov atom.
+ * @return 0 on error, 1 for success, -1 for unknown atom type
+ */
+static int
+moovHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ unsigned int hdr = getAtomHeaderSize (&input[pos]);
+ return processAllAtoms (&input[pos + hdr],
+ getAtomSize (&input[pos]) - hdr, ec);
+}
+
+/* see http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap1/chapter_2_section_5.html */
+typedef struct
+{
+ Atom header;
+ /* major brand */
+ char type[4];
+ /* minor version */
+ unsigned int version;
+ /* compatible brands */
+ char compatibility[4];
+} FileType;
+
+static int
+ftypHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ const FileType *ft;
+ int i;
+
+ if (getAtomSize (&input[pos]) < sizeof (FileType)) {
+ return 0;
+ }
+ ft = (const FileType *) &input[pos];
+
+ i = 0;
+ while ((ftMap[i].ext != NULL) && (0 != memcmp (ft->type, ftMap[i].ext, 4)))
+ i++;
+ if (ftMap[i].ext != NULL)
+ addKeyword (EXTRACTOR_METATYPE_MIMETYPE, ftMap[i].mime, ec);
+ return 1;
+}
+
+typedef struct
+{
+ Atom hdr;
+ unsigned char version;
+ unsigned char flags[3];
+ /* in seconds since midnight, January 1, 1904 */
+ unsigned int creationTime;
+ /* in seconds since midnight, January 1, 1904 */
+ unsigned int modificationTime;
+ /* number of time units that pass per second in the movies time
+ coordinate system */
+ unsigned int timeScale;
+ /* A time value that indicates the duration of the movie in time
+ scale units. */
+ unsigned int duration;
+ unsigned int preferredRate;
+ /* A 16-bit fixed-point number that specifies how loud to
+ play. 1.0 indicates full volume */
+ unsigned short preferredVolume;
+ unsigned char reserved[10];
+ unsigned char matrix[36];
+ unsigned int previewTime;
+ unsigned int previewDuration;
+ unsigned int posterTime;
+ unsigned int selectionTime;
+ unsigned int selectionDuration;
+ unsigned int currentTime;
+ unsigned int nextTrackId;
+} MovieHeaderAtom;
+
+static int
+mvhdHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ const MovieHeaderAtom *m;
+ char duration[16];
+ if (getAtomSize (&input[pos]) != sizeof (MovieHeaderAtom))
+ return 0;
+ m = (const MovieHeaderAtom *) &input[pos];
+ snprintf (duration,
+ sizeof(duration),
+ "%us",
+ ntohl (m->duration) / ntohl (m->timeScale));
+ addKeyword (EXTRACTOR_METATYPE_DURATION, duration, ec);
+ return 1;
+}
+
+typedef struct
+{
+ Atom cmovAtom;
+ Atom dcomAtom;
+ char compressor[4];
+ Atom cmvdAtom;
+ unsigned int decompressedSize;
+} CompressedMovieHeaderAtom;
+
+static int
+cmovHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ const CompressedMovieHeaderAtom *c;
+ unsigned int s;
+ char *buf;
+ int ret;
+ z_stream z_state;
+ int z_ret_code;
+
+
+ if (getAtomSize (&input[pos]) < sizeof (CompressedMovieHeaderAtom))
+ return 0;
+ c = (const CompressedMovieHeaderAtom *) &input[pos];
+ if ((ntohl (c->dcomAtom.size) != 12) ||
+ (0 != memcmp (&c->dcomAtom.type, "dcom", 4)) ||
+ (0 != memcmp (c->compressor, "zlib", 4)) ||
+ (0 != memcmp (&c->cmvdAtom.type, "cmvd", 4)) ||
+ (ntohl (c->cmvdAtom.size) !=
+ getAtomSize (&input[pos]) - sizeof (Atom) * 2 - 4))
+ {
+ return 0; /* dcom must be 12 bytes */
+ }
+ s = ntohl (c->decompressedSize);
+ if (s > 16 * 1024 * 1024)
+ return 1; /* ignore, too big! */
+ buf = malloc (s);
+ if (buf == NULL)
+ return 1; /* out of memory, handle gracefully */
+
+ z_state.next_in = (unsigned char *) &c[1];
+ z_state.avail_in = ntohl (c->cmvdAtom.size);
+ z_state.avail_out = s;
+ z_state.next_out = (unsigned char *) buf;
+ z_state.zalloc = (alloc_func) 0;
+ z_state.zfree = (free_func) 0;
+ z_state.opaque = (voidpf) 0;
+ z_ret_code = inflateInit (&z_state);
+ if (Z_OK != z_ret_code)
+ {
+ free (buf);
+ return 0; /* crc error? */
+ }
+ z_ret_code = inflate (&z_state, Z_NO_FLUSH);
+ if ((z_ret_code != Z_OK) && (z_ret_code != Z_STREAM_END))
+ {
+ free (buf);
+ return 0; /* decode error? */
+ }
+ z_ret_code = inflateEnd (&z_state);
+ if (Z_OK != z_ret_code)
+ {
+ free (buf);
+ return 0; /* decode error? */
+ }
+ ret = handleAtom (all_handlers, buf, s, 0, ec);
+ free (buf);
+ return ret;
+}
+
+typedef struct
+{
+ short integer;
+ short fraction;
+} QTFixed;
+
+typedef struct
+{
+ Atom hdr;
+ unsigned int flags; /* 1 byte of version, 3 bytes of flags */
+ /* in seconds since midnight, January 1, 1904 */
+ unsigned int creationTime;
+ /* in seconds since midnight, January 1, 1904 */
+ unsigned int modificationTime;
+ unsigned int trackID;
+ unsigned int reserved_0;
+ unsigned int duration;
+ unsigned int reserved_1;
+ unsigned int reserved_2;
+ unsigned short layer;
+ unsigned short alternate_group;
+ unsigned short volume;
+ unsigned short reserved_3;
+ QTFixed matrix[3][3];
+ /* in pixels */
+ QTFixed track_width;
+ /* in pixels */
+ QTFixed track_height;
+} TrackAtom;
+
+static int
+tkhdHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ const TrackAtom *m;
+ char dimensions[40];
+
+ if (getAtomSize (&input[pos]) < sizeof (TrackAtom))
+ return 0;
+ m = (const TrackAtom *) &input[pos];
+ if (ntohs (m->track_width.integer) != 0)
+ {
+ /* if actually a/the video track */
+ snprintf (dimensions,
+ sizeof(dimensions),
+ "%dx%d",
+ ntohs (m->track_width.integer),
+ ntohs (m->track_height.integer));
+ addKeyword (EXTRACTOR_METATYPE_IMAGE_DIMENSIONS, dimensions, ec);
+ }
+ return 1;
+}
+
+static int
+trakHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ unsigned int hdr = getAtomHeaderSize (&input[pos]);
+ return processAllAtoms (&input[pos + hdr],
+ getAtomSize (&input[pos]) - hdr, ec);
+}
+
+static int
+metaHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ unsigned int hdr = getAtomHeaderSize (&input[pos]);
+ if (getAtomSize (&input[pos]) < hdr + 4)
+ return 0;
+ return processAllAtoms (&input[pos + hdr + 4],
+ getAtomSize (&input[pos]) - hdr - 4, ec);
+}
+
+typedef struct
+{
+ Atom header;
+ unsigned short length;
+ unsigned short language;
+} InternationalText;
+
+/*
+ * see http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap2/chapter
+_3_section_2.html
+ * "User Data Text Strings and Language Codes"
+ * TODO: make conformant
+ */
+static int
+processTextTag (const char *input,
+ size_t size,
+ size_t pos,
+ enum EXTRACTOR_MetaType type, struct ExtractContext *ec)
+{
+ unsigned long long as;
+ unsigned short len;
+ unsigned short lang;
+ const InternationalText *txt;
+ char *meta;
+ int i;
+
+ /* contains "international text":
+ 16-bit size + 16 bit language code */
+ as = getAtomSize (&input[pos]);
+ if (as < sizeof (InternationalText))
+ return 0; /* invalid */
+ txt = (const InternationalText *) &input[pos];
+ len = ntohs (txt->length);
+ if (len + sizeof (InternationalText) > as)
+ return 0; /* invalid */
+ lang = ntohs (txt->language);
+ if (lang >= sizeof (languages) / sizeof (char *))
+ return 0; /* invalid */
+ addKeyword (EXTRACTOR_METATYPE_DOCUMENT_LANGUAGE, languages[lang], ec);
+
+ meta = malloc (len + 1);
+ memcpy (meta, &txt[1], len);
+ meta[len] = '\0';
+ for (i = 0; i < len; i++)
+ if (meta[i] == '\r')
+ meta[i] = '\n';
+ addKeyword (type, meta, ec);
+ free (meta);
+ return 1;
+}
+
+
+static int
+c_Handler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ int i;
+
+ i = 0;
+ while ((cHm[i].pfx != NULL) && (0 != memcmp (&input[pos+5], cHm[i].pfx, 3)))
+ i++;
+ if (cHm[i].pfx != NULL)
+ return processTextTag (input, size, pos, cHm[i].type, ec);
+ return -1; /* not found */
+}
+
+static int
+udtaHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ unsigned int hdr = getAtomHeaderSize (&input[pos]);
+ return processAllAtoms (&input[pos + hdr],
+ getAtomSize (&input[pos]) - hdr, ec);
+}
+
+static int
+processDataAtom (const char *input,
+ size_t size, /* parent atom size */
+ size_t pos,
+ const char *patom,
+ enum EXTRACTOR_MetaType type,
+ struct ExtractContext *ec)
+{
+ char *meta;
+ unsigned char version;
+ unsigned int flags;
+ unsigned long long asize;
+ unsigned int len;
+ unsigned int hdr;
+ int i;
+
+ hdr = getAtomHeaderSize (&input[pos]);
+ asize = getAtomSize (&input[pos]);
+ if (memcmp(&input[pos+4], "data", 4) != 0)
+ return -1;
+
+ if (asize < hdr + 8 || /* header + u32 flags + u32 reserved */
+ asize > (getAtomSize(&patom[0]) - 8))
+ return 0;
+
+ len = (unsigned int)(asize - (hdr + 8));
+
+ version = input[pos+8];
+ flags = ((unsigned char)input[pos+9]<<16) |
+ ((unsigned char)input[pos+10]<<8) |
+ (unsigned char)input[pos+11];
+#if DEBUG
+ printf("[data] version:%02x flags:%08x txtlen:%d\n", version, flags, len);
+#endif
+
+ if (version != 0)
+ return -1;
+
+ if (flags == 0x0) { /* binary data */
+ if (memcmp(&patom[4], "gnre", 4) == 0) {
+ if (len >= 2) {
+ unsigned short genre = ((unsigned char)input[pos+16] << 8) |
+ (unsigned char)input[pos+17];
+ if (genre > 0 && genre < GENRE_NAME_COUNT)
+ addKeyword(type, genre_names[genre-1], ec);
+ }
+ return 1;
+ }
+ else if ((memcmp(&patom[4], "trkn", 4) == 0) ||
+ (memcmp(&patom[4], "disk", 4) == 0)) {
+ if (len >= 4) {
+ unsigned short n = ((unsigned char)input[pos+18] << 8) |
+ (unsigned char)input[pos+19];
+ char s[8];
+ snprintf(s, 8, "%d", n);
+ addKeyword(type, s, ec);
+ }
+ }
+ else {
+ return -1;
+ }
+ }
+ else if (flags == 0x1) { /* text data */
+ meta = malloc (len + 1);
+ memcpy (meta, &input[pos+16], len);
+ meta[len] = '\0';
+ for (i = 0; i < len; i++)
+ if (meta[i] == '\r')
+ meta[i] = '\n';
+ addKeyword (type, meta, ec);
+ free (meta);
+ return 1;
+ }
+
+ return -1;
+}
+
+/* NOTE: iTunes tag processing should, in theory, be limited to iTunes
+ * file types (from ftyp), but, in reality, it seems that there are other
+ * files, like 3gpp, out in the wild with iTunes tags. */
+static int
+iTunesTagHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ unsigned long long asize;
+ unsigned int hdr;
+ int i;
+
+ hdr = getAtomHeaderSize (&input[pos]);
+ asize = getAtomSize (&input[pos]);
+
+ if (asize < hdr + 8) /* header + at least one atom */
+ return 0;
+
+ i = 0;
+ while ((it_to_extr_table[i].atom_type != NULL) &&
+ (0 != memcmp (&input[pos+4], it_to_extr_table[i].atom_type, 4)))
+ i++;
+ if (it_to_extr_table[i].atom_type != NULL)
+ return processDataAtom(input, asize, pos+hdr, &input[pos],
+ it_to_extr_table[i].type, ec);
+
+ return -1;
+}
+
+
+static int
+ilstHandler (const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ unsigned int hdr = getAtomHeaderSize (&input[pos]);
+ return processAtoms(ilst_handlers, &input[pos + hdr],
+ getAtomSize(&input[pos]) - hdr, ec);
+}
+
+
+static HandlerEntry all_handlers[] = {
+ {"moov", &moovHandler},
+ {"cmov", &cmovHandler},
+ {"mvhd", &mvhdHandler},
+ {"trak", &trakHandler},
+ {"tkhd", &tkhdHandler},
+ {"ilst", &ilstHandler},
+ {"meta", &metaHandler},
+ {"udta", &udtaHandler},
+ {"ftyp", &ftypHandler},
+ {"\xa9" "swr", &c_Handler},
+ {"\xa9" "cpy", &c_Handler},
+ {"\xa9" "day", &c_Handler},
+ {"\xa9" "dir", &c_Handler},
+ {"\xa9" "ed1", &c_Handler},
+ {"\xa9" "ed2", &c_Handler},
+ {"\xa9" "ed3", &c_Handler},
+ {"\xa9" "ed4", &c_Handler},
+ {"\xa9" "ed5", &c_Handler},
+ {"\xa9" "ed6", &c_Handler},
+ {"\xa9" "ed7", &c_Handler},
+ {"\xa9" "ed8", &c_Handler},
+ {"\xa9" "ed9", &c_Handler},
+ {"\xa9" "fmt", &c_Handler},
+ {"\xa9" "inf", &c_Handler},
+ {"\xa9" "prd", &c_Handler},
+ {"\xa9" "prf", &c_Handler},
+ {"\xa9" "req", &c_Handler},
+ {"\xa9" "src", &c_Handler},
+ {"\xa9" "wrt", &c_Handler},
+ {"\xa9" "aut", &c_Handler},
+ {"\xa9" "hst", &c_Handler},
+ {"\xa9" "wrt", &c_Handler},
+ {"\xa9" "cmt", &c_Handler},
+ {"\xa9" "mak", &c_Handler},
+ {"\xa9" "mod", &c_Handler},
+ {"\xa9" "nam", &c_Handler},
+ {"\xa9" "des", &c_Handler},
+ {"\xa9" "PRD", &c_Handler},
+ {"\xa9" "wrn", &c_Handler},
+ {"\xa9" "chp", &c_Handler},
+ /* { "name", &nameHandler }, */
+ {NULL, NULL},
+};
+
+static HandlerEntry ilst_handlers[] = {
+ {"\xa9" "alb", &iTunesTagHandler},
+ {"\xa9" "ART", &iTunesTagHandler},
+ {"aART", &iTunesTagHandler},
+ {"\xa9" "cmt", &iTunesTagHandler},
+ {"\xa9" "day", &iTunesTagHandler},
+ {"\xa9" "nam", &iTunesTagHandler},
+ {"\xa9" "gen", &iTunesTagHandler},
+ {"gnre", &iTunesTagHandler},
+ {"trkn", &iTunesTagHandler},
+ {"disk", &iTunesTagHandler},
+ {"\xa9" "wrt", &iTunesTagHandler},
+ {"\xa9" "too", &iTunesTagHandler},
+ {"tmpo", &iTunesTagHandler},
+ {"cprt", &iTunesTagHandler},
+ {"cpil", &iTunesTagHandler},
+ {"covr", &iTunesTagHandler},
+ {"rtng", &iTunesTagHandler},
+ {"\xa9" "grp", &iTunesTagHandler},
+ {"stik", &iTunesTagHandler},
+ {"pcst", &iTunesTagHandler},
+ {"catg", &iTunesTagHandler},
+ {"keyw", &iTunesTagHandler},
+ {"purl", &iTunesTagHandler},
+ {"egid", &iTunesTagHandler},
+ {"desc", &iTunesTagHandler},
+ {"\xa9" "lyr", &iTunesTagHandler},
+ {"tvnn", &iTunesTagHandler},
+ {"tvsh", &iTunesTagHandler},
+ {"tven", &iTunesTagHandler},
+ {"tvsn", &iTunesTagHandler},
+ {"tves", &iTunesTagHandler},
+ {"purd", &iTunesTagHandler},
+ {"pgap", &iTunesTagHandler},
+ {NULL, NULL},
+};
+
+/**
+ * Call the handler for the atom at the given position.
+ * @return 0 on error, 1 for success, -1 for unknown atom type
+ */
+static int
+handleAtom (HandlerEntry *handlers, const char *input,
+ size_t size, size_t pos, struct ExtractContext *ec)
+{
+ int i;
+ if (0 == checkAtomValid (input, size, pos))
+ {
+ return 0;
+ }
+ i = 0;
+ while ((handlers[i].name != NULL) &&
+ (0 != memcmp (&input[pos + 4], handlers[i].name, 4)))
+ i++;
+ if (handlers[i].name == NULL)
+ {
+#if DEBUG
+ char b[5];
+ memcpy (b, &input[pos + 4], 4);
+ b[4] = '\0';
+ printf ("No handler for `%s'\n", b);
+#endif
+ return -1;
+ }
+ i = handlers[i].handler (input, size, pos, ec);
+#if DEBUG
+ printf ("Running handler for `%4s' at %u completed with result %d\n",
+ &input[pos + 4], pos, i);
+#endif
+ return i;
+}
+
+/* mimetypes:
+ video/quicktime: mov,qt: Quicktime animation;
+ video/x-quicktime: mov,qt: Quicktime animation;
+ application/x-quicktimeplayer: qtl: Quicktime list;
+ */
+
+int
+EXTRACTOR_qt_extract (const char *data,
+ size_t size,
+ EXTRACTOR_MetaDataProcessor proc,
+ void *proc_cls,
+ const char *options)
+{
+ struct ExtractContext ec;
+ ec.proc = proc;
+ ec.proc_cls = proc_cls;
+ ec.ret = 0;
+ processAllAtoms (data, size, &ec);
+ return ec.ret;
+}
+
+/* end of qt_extractor.c */
diff --git a/src/plugins/qtextractor.c b/src/plugins/qtextractor.c
@@ -1,1115 +0,0 @@
-/*
- This file is part of libextractor.
- (C) 2002, 2003, 2006 Vidyut Samanta and Christian Grothoff
-
- libextractor is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
- option) any later version.
-
- libextractor 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
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with libextractor; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
- */
-
-#include "platform.h"
-#include "extractor.h"
-#include <zlib.h>
-#include <math.h>
-
-#define DEBUG 0
-
-/* verbatim from mp3extractor */
-static const char *const genre_names[] = {
- gettext_noop ("Blues"),
- gettext_noop ("Classic Rock"),
- gettext_noop ("Country"),
- gettext_noop ("Dance"),
- gettext_noop ("Disco"),
- gettext_noop ("Funk"),
- gettext_noop ("Grunge"),
- gettext_noop ("Hip-Hop"),
- gettext_noop ("Jazz"),
- gettext_noop ("Metal"),
- gettext_noop ("New Age"),
- gettext_noop ("Oldies"),
- gettext_noop ("Other"),
- gettext_noop ("Pop"),
- gettext_noop ("R&B"),
- gettext_noop ("Rap"),
- gettext_noop ("Reggae"),
- gettext_noop ("Rock"),
- gettext_noop ("Techno"),
- gettext_noop ("Industrial"),
- gettext_noop ("Alternative"),
- gettext_noop ("Ska"),
- gettext_noop ("Death Metal"),
- gettext_noop ("Pranks"),
- gettext_noop ("Soundtrack"),
- gettext_noop ("Euro-Techno"),
- gettext_noop ("Ambient"),
- gettext_noop ("Trip-Hop"),
- gettext_noop ("Vocal"),
- gettext_noop ("Jazz+Funk"),
- gettext_noop ("Fusion"),
- gettext_noop ("Trance"),
- gettext_noop ("Classical"),
- gettext_noop ("Instrumental"),
- gettext_noop ("Acid"),
- gettext_noop ("House"),
- gettext_noop ("Game"),
- gettext_noop ("Sound Clip"),
- gettext_noop ("Gospel"),
- gettext_noop ("Noise"),
- gettext_noop ("Alt. Rock"),
- gettext_noop ("Bass"),
- gettext_noop ("Soul"),
- gettext_noop ("Punk"),
- gettext_noop ("Space"),
- gettext_noop ("Meditative"),
- gettext_noop ("Instrumental Pop"),
- gettext_noop ("Instrumental Rock"),
- gettext_noop ("Ethnic"),
- gettext_noop ("Gothic"),
- gettext_noop ("Darkwave"),
- gettext_noop ("Techno-Industrial"),
- gettext_noop ("Electronic"),
- gettext_noop ("Pop-Folk"),
- gettext_noop ("Eurodance"),
- gettext_noop ("Dream"),
- gettext_noop ("Southern Rock"),
- gettext_noop ("Comedy"),
- gettext_noop ("Cult"),
- gettext_noop ("Gangsta Rap"),
- gettext_noop ("Top 40"),
- gettext_noop ("Christian Rap"),
- gettext_noop ("Pop/Funk"),
- gettext_noop ("Jungle"),
- gettext_noop ("Native American"),
- gettext_noop ("Cabaret"),
- gettext_noop ("New Wave"),
- gettext_noop ("Psychedelic"),
- gettext_noop ("Rave"),
- gettext_noop ("Showtunes"),
- gettext_noop ("Trailer"),
- gettext_noop ("Lo-Fi"),
- gettext_noop ("Tribal"),
- gettext_noop ("Acid Punk"),
- gettext_noop ("Acid Jazz"),
- gettext_noop ("Polka"),
- gettext_noop ("Retro"),
- gettext_noop ("Musical"),
- gettext_noop ("Rock & Roll"),
- gettext_noop ("Hard Rock"),
- gettext_noop ("Folk"),
- gettext_noop ("Folk/Rock"),
- gettext_noop ("National Folk"),
- gettext_noop ("Swing"),
- gettext_noop ("Fast-Fusion"),
- gettext_noop ("Bebob"),
- gettext_noop ("Latin"),
- gettext_noop ("Revival"),
- gettext_noop ("Celtic"),
- gettext_noop ("Bluegrass"),
- gettext_noop ("Avantgarde"),
- gettext_noop ("Gothic Rock"),
- gettext_noop ("Progressive Rock"),
- gettext_noop ("Psychedelic Rock"),
- gettext_noop ("Symphonic Rock"),
- gettext_noop ("Slow Rock"),
- gettext_noop ("Big Band"),
- gettext_noop ("Chorus"),
- gettext_noop ("Easy Listening"),
- gettext_noop ("Acoustic"),
- gettext_noop ("Humour"),
- gettext_noop ("Speech"),
- gettext_noop ("Chanson"),
- gettext_noop ("Opera"),
- gettext_noop ("Chamber Music"),
- gettext_noop ("Sonata"),
- gettext_noop ("Symphony"),
- gettext_noop ("Booty Bass"),
- gettext_noop ("Primus"),
- gettext_noop ("Porn Groove"),
- gettext_noop ("Satire"),
- gettext_noop ("Slow Jam"),
- gettext_noop ("Club"),
- gettext_noop ("Tango"),
- gettext_noop ("Samba"),
- gettext_noop ("Folklore"),
- gettext_noop ("Ballad"),
- gettext_noop ("Power Ballad"),
- gettext_noop ("Rhythmic Soul"),
- gettext_noop ("Freestyle"),
- gettext_noop ("Duet"),
- gettext_noop ("Punk Rock"),
- gettext_noop ("Drum Solo"),
- gettext_noop ("A Cappella"),
- gettext_noop ("Euro-House"),
- gettext_noop ("Dance Hall"),
- gettext_noop ("Goa"),
- gettext_noop ("Drum & Bass"),
- gettext_noop ("Club-House"),
- gettext_noop ("Hardcore"),
- gettext_noop ("Terror"),
- gettext_noop ("Indie"),
- gettext_noop ("BritPop"),
- gettext_noop ("Negerpunk"),
- gettext_noop ("Polsk Punk"),
- gettext_noop ("Beat"),
- gettext_noop ("Christian Gangsta Rap"),
- gettext_noop ("Heavy Metal"),
- gettext_noop ("Black Metal"),
- gettext_noop ("Crossover"),
- gettext_noop ("Contemporary Christian"),
- gettext_noop ("Christian Rock"),
- gettext_noop ("Merengue"),
- gettext_noop ("Salsa"),
- gettext_noop ("Thrash Metal"),
- gettext_noop ("Anime"),
- gettext_noop ("JPop"),
- gettext_noop ("Synthpop"),
-};
-
-#define GENRE_NAME_COUNT \
- ((unsigned int)(sizeof genre_names / sizeof (const char *const)))
-
-
-typedef struct
-{
- unsigned int size;
- unsigned int type;
-} Atom;
-
-typedef struct
-{
- unsigned int one;
- unsigned int type;
- unsigned long long size;
-} LongAtom;
-
-static unsigned long long
-ntohll (unsigned long long n)
-{
-#if __BYTE_ORDER == __BIG_ENDIAN
- return n;
-#else
- return (((unsigned long long) ntohl (n)) << 32) + ntohl (n >> 32);
-#endif
-}
-
-static void
-addKeyword (EXTRACTOR_KeywordType type,
- const char *keyword, struct EXTRACTOR_Keywords **list)
-{
- EXTRACTOR_KeywordList *result;
-
- if (keyword == NULL)
- return;
- result = malloc (sizeof (EXTRACTOR_KeywordList));
- result->next = *list;
- result->keyword = strdup (keyword);
- result->keywordType = type;
- *list = result;
-}
-
-
-/**
- * Check if at position pos there is a valid atom.
- * @return 0 if the atom is invalid, 1 if it is valid
- */
-static int
-checkAtomValid (const char *buffer, size_t size, size_t pos)
-{
- unsigned long long atomSize;
- const Atom *atom;
- const LongAtom *latom;
- if ((pos >= size) ||
- (pos + sizeof (Atom) > size) || (pos + sizeof (Atom) < pos))
- return 0;
- atom = (const Atom *) &buffer[pos];
- if (ntohl (atom->size) == 1)
- {
- if ((pos + sizeof (LongAtom) > size) || (pos + sizeof (LongAtom) < pos))
- return 0;
- latom = (const LongAtom *) &buffer[pos];
- atomSize = ntohll (latom->size);
- if ((atomSize < sizeof (LongAtom)) ||
- (atomSize + pos > size) || (atomSize + pos < atomSize))
- return 0;
- }
- else
- {
- atomSize = ntohl (atom->size);
- if ((atomSize < sizeof (Atom)) ||
- (atomSize + pos > size) || (atomSize + pos < atomSize))
- return 0;
- }
- return 1;
-}
-
-/**
- * Assumes that checkAtomValid has already been called.
- */
-static unsigned long long
-getAtomSize (const char *buf)
-{
- const Atom *atom;
- const LongAtom *latom;
- atom = (const Atom *) buf;
- if (ntohl (atom->size) == 1)
- {
- latom = (const LongAtom *) buf;
- return ntohll (latom->size);
- }
- return ntohl (atom->size);
-}
-
-/**
- * Assumes that checkAtomValid has already been called.
- */
-static unsigned int
-getAtomHeaderSize (const char *buf)
-{
- const Atom *atom;
-
- atom = (const Atom *) buf;
- if (ntohl (atom->size) == 1)
- return sizeof (const LongAtom);
- return sizeof (Atom);
-}
-
-/**
- * Assumes that checkAtomValid has already been called.
- */
-typedef int (*AtomHandler) (const char *input,
- size_t size,
- size_t pos, struct EXTRACTOR_Keywords ** list);
-
-typedef struct
-{
- char *name;
- AtomHandler handler;
-} HandlerEntry;
-
-/**
- * Call the handler for the atom at the given position.
- * Will check validity of the given atom.
- *
- * @return 0 on error, 1 for success, -1 for unknown atom type
- */
-static int handleAtom (HandlerEntry *handlers,
- const char *input,
- size_t size,
- size_t pos, struct EXTRACTOR_Keywords **list);
-
-static HandlerEntry all_handlers[];
-static HandlerEntry ilst_handlers[];
-
-/**
- * Process atoms.
- * @return 0 on error, 1 for success, -1 for unknown atom type
- */
-static int
-processAtoms (HandlerEntry *handlers, const char *input,
- size_t size, struct EXTRACTOR_Keywords **list)
-{
- size_t pos;
-
- if (size < sizeof (Atom))
- return 1;
- pos = 0;
- while (pos < size - sizeof (Atom))
- {
- if (0 == handleAtom (handlers, input, size, pos, list))
- return 0;
- pos += getAtomSize (&input[pos]);
- }
- return 1;
-}
-
-/**
- * Process all atoms.
- * @return 0 on error, 1 for success, -1 for unknown atom type
- */
-static int
-processAllAtoms (const char *input,
- size_t size, struct EXTRACTOR_Keywords **list)
-{
- return processAtoms(all_handlers, input, size, list);
-}
-
-/**
- * Handle the moov atom.
- * @return 0 on error, 1 for success, -1 for unknown atom type
- */
-static int
-moovHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- unsigned int hdr = getAtomHeaderSize (&input[pos]);
- return processAllAtoms (&input[pos + hdr],
- getAtomSize (&input[pos]) - hdr, list);
-}
-
-/* see http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap1/chapter_2_section_5.html */
-typedef struct
-{
- Atom header;
- /* major brand */
- char type[4];
- /* minor version */
- unsigned int version;
- /* compatible brands */
- char compatibility[4];
-} FileType;
-
-typedef struct
-{
- const char *ext;
- const char *mime;
-} C2M;
-
-/* see http://www.mp4ra.org/filetype.html
- * http://www.ftyps.com/ */
-static C2M ftMap[] = {
- {"qt ", "video/quicktime"},
- {"isom", "video/mp4"}, /* ISO Base Media files */
- {"iso2", "video/mp4"},
- {"mp41", "video/mp4"}, /* MPEG-4 (ISO/IEC 14491-1) version 1 */
- {"mp42", "video/mp4"}, /* MPEG-4 (ISO/IEC 14491-1) version 2 */
- {"3gp1", "video/3gpp"},
- {"3gp2", "video/3gpp"},
- {"3gp3", "video/3gpp"},
- {"3gp4", "video/3gpp"},
- {"3gp5", "video/3gpp"},
- {"3g2a", "video/3gpp2"},
- {"mmp4", "video/mp4"}, /* Mobile MPEG-4 */
- {"M4A ", "audio/mp4"},
- {"M4B ", "audio/mp4"},
- {"M4P ", "audio/mp4"},
- {"M4V ", "video/mp4"},
- {"mj2s", "video/mj2"}, /* Motion JPEG 2000 */
- {"mjp2", "video/mj2"},
- {NULL, NULL},
-};
-
-static int
-ftypHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- const FileType *ft;
- int i;
-
- if (getAtomSize (&input[pos]) < sizeof (FileType)) {
- return 0;
- }
- ft = (const FileType *) &input[pos];
-
- i = 0;
- while ((ftMap[i].ext != NULL) && (0 != memcmp (ft->type, ftMap[i].ext, 4)))
- i++;
- if (ftMap[i].ext != NULL)
- addKeyword (EXTRACTOR_MIMETYPE, ftMap[i].mime, list);
- return 1;
-}
-
-typedef struct
-{
- Atom hdr;
- unsigned char version;
- unsigned char flags[3];
- /* in seconds since midnight, January 1, 1904 */
- unsigned int creationTime;
- /* in seconds since midnight, January 1, 1904 */
- unsigned int modificationTime;
- /* number of time units that pass per second in the movies time
- coordinate system */
- unsigned int timeScale;
- /* A time value that indicates the duration of the movie in time
- scale units. */
- unsigned int duration;
- unsigned int preferredRate;
- /* A 16-bit fixed-point number that specifies how loud to
- play. 1.0 indicates full volume */
- unsigned short preferredVolume;
- unsigned char reserved[10];
- unsigned char matrix[36];
- unsigned int previewTime;
- unsigned int previewDuration;
- unsigned int posterTime;
- unsigned int selectionTime;
- unsigned int selectionDuration;
- unsigned int currentTime;
- unsigned int nextTrackId;
-} MovieHeaderAtom;
-
-static int
-mvhdHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- const MovieHeaderAtom *m;
- char duration[16];
- if (getAtomSize (&input[pos]) != sizeof (MovieHeaderAtom))
- return 0;
- m = (const MovieHeaderAtom *) &input[pos];
- snprintf (duration, 16, "%us", ntohl (m->duration) / ntohl (m->timeScale));
- addKeyword (EXTRACTOR_DURATION, duration, list);
- return 1;
-}
-
-typedef struct
-{
- Atom cmovAtom;
- Atom dcomAtom;
- char compressor[4];
- Atom cmvdAtom;
- unsigned int decompressedSize;
-} CompressedMovieHeaderAtom;
-
-static int
-cmovHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- const CompressedMovieHeaderAtom *c;
- unsigned int s;
- char *buf;
- int ret;
- z_stream z_state;
- int z_ret_code;
-
-
- if (getAtomSize (&input[pos]) < sizeof (CompressedMovieHeaderAtom))
- return 0;
- c = (const CompressedMovieHeaderAtom *) &input[pos];
- if ((ntohl (c->dcomAtom.size) != 12) ||
- (0 != memcmp (&c->dcomAtom.type, "dcom", 4)) ||
- (0 != memcmp (c->compressor, "zlib", 4)) ||
- (0 != memcmp (&c->cmvdAtom.type, "cmvd", 4)) ||
- (ntohl (c->cmvdAtom.size) !=
- getAtomSize (&input[pos]) - sizeof (Atom) * 2 - 4))
- {
- return 0; /* dcom must be 12 bytes */
- }
- s = ntohl (c->decompressedSize);
- if (s > 16 * 1024 * 1024)
- return 1; /* ignore, too big! */
- buf = malloc (s);
- if (buf == NULL)
- return 1; /* out of memory, handle gracefully */
-
- z_state.next_in = (unsigned char *) &c[1];
- z_state.avail_in = ntohl (c->cmvdAtom.size);
- z_state.avail_out = s;
- z_state.next_out = (unsigned char *) buf;
- z_state.zalloc = (alloc_func) 0;
- z_state.zfree = (free_func) 0;
- z_state.opaque = (voidpf) 0;
- z_ret_code = inflateInit (&z_state);
- if (Z_OK != z_ret_code)
- {
- free (buf);
- return 0; /* crc error? */
- }
- z_ret_code = inflate (&z_state, Z_NO_FLUSH);
- if ((z_ret_code != Z_OK) && (z_ret_code != Z_STREAM_END))
- {
- free (buf);
- return 0; /* decode error? */
- }
- z_ret_code = inflateEnd (&z_state);
- if (Z_OK != z_ret_code)
- {
- free (buf);
- return 0; /* decode error? */
- }
- ret = handleAtom (all_handlers, buf, s, 0, list);
- free (buf);
- return ret;
-}
-
-typedef struct
-{
- short integer;
- short fraction;
-} QTFixed;
-
-typedef struct
-{
- Atom hdr;
- unsigned int flags; /* 1 byte of version, 3 bytes of flags */
- /* in seconds since midnight, January 1, 1904 */
- unsigned int creationTime;
- /* in seconds since midnight, January 1, 1904 */
- unsigned int modificationTime;
- unsigned int trackID;
- unsigned int reserved_0;
- unsigned int duration;
- unsigned int reserved_1;
- unsigned int reserved_2;
- unsigned short layer;
- unsigned short alternate_group;
- unsigned short volume;
- unsigned short reserved_3;
- QTFixed matrix[3][3];
- /* in pixels */
- QTFixed track_width;
- /* in pixels */
- QTFixed track_height;
-} TrackAtom;
-
-static int
-tkhdHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- const TrackAtom *m;
- char dimensions[40];
-
- if (getAtomSize (&input[pos]) < sizeof (TrackAtom))
- return 0;
- m = (const TrackAtom *) &input[pos];
- if (ntohs (m->track_width.integer) != 0)
- {
- /* if actually a/the video track */
- snprintf (dimensions,
- 40,
- "%dx%d",
- ntohs (m->track_width.integer),
- ntohs (m->track_height.integer));
- addKeyword (EXTRACTOR_FORMAT, dimensions, list);
- }
- return 1;
-}
-
-static int
-trakHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- unsigned int hdr = getAtomHeaderSize (&input[pos]);
- return processAllAtoms (&input[pos + hdr],
- getAtomSize (&input[pos]) - hdr, list);
-}
-
-static int
-metaHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- unsigned int hdr = getAtomHeaderSize (&input[pos]);
- if (getAtomSize (&input[pos]) < hdr + 4)
- return 0;
- return processAllAtoms (&input[pos + hdr + 4],
- getAtomSize (&input[pos]) - hdr - 4, list);
-}
-
-typedef struct
-{
- Atom header;
- unsigned short length;
- unsigned short language;
-} InternationalText;
-
-static const char *languages[] = {
- "English",
- "French",
- "German",
- "Italian",
- "Dutch",
- "Swedish",
- "Spanish",
- "Danish",
- "Portuguese",
- "Norwegian",
- "Hebrew",
- "Japanese",
- "Arabic",
- "Finnish",
- "Greek",
- "Icelandic",
- "Maltese",
- "Turkish",
- "Croatian",
- "Traditional Chinese",
- "Urdu",
- "Hindi",
- "Thai",
- "Korean",
- "Lithuanian",
- "Polish",
- "Hungarian",
- "Estonian",
- "Lettish",
- "Saamisk",
- "Lappish",
- "Faeroese",
- "Farsi",
- "Russian",
- "Simplified Chinese",
- "Flemish",
- "Irish",
- "Albanian",
- "Romanian",
- "Czech",
- "Slovak",
- "Slovenian",
- "Yiddish",
- "Serbian",
- "Macedonian",
- "Bulgarian",
- "Ukrainian",
- "Byelorussian",
- "Uzbek",
- "Kazakh",
- "Azerbaijani",
- "AzerbaijanAr",
- "Armenian",
- "Georgian",
- "Moldavian",
- "Kirghiz",
- "Tajiki",
- "Turkmen",
- "Mongolian",
- "MongolianCyr",
- "Pashto",
- "Kurdish",
- "Kashmiri",
- "Sindhi",
- "Tibetan",
- "Nepali",
- "Sanskrit",
- "Marathi",
- "Bengali",
- "Assamese",
- "Gujarati",
- "Punjabi",
- "Oriya",
- "Malayalam",
- "Kannada",
- "Tamil",
- "Telugu",
- "Sinhalese",
- "Burmese",
- "Khmer",
- "Lao",
- "Vietnamese",
- "Indonesian",
- "Tagalog",
- "MalayRoman",
- "MalayArabic",
- "Amharic",
- "Tigrinya",
- "Galla",
- "Oromo",
- "Somali",
- "Swahili",
- "Ruanda",
- "Rundi",
- "Chewa",
- "Malagasy",
- "Esperanto",
- "Welsh",
- "Basque",
- "Catalan",
- "Latin",
- "Quechua",
- "Guarani",
- "Aymara",
- "Tatar",
- "Uighur",
- "Dzongkha",
- "JavaneseRom",
-};
-
-/*
- * see http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap2/chapter
-_3_section_2.html
- * "User Data Text Strings and Language Codes"
- * TODO: make conformant
- */
-static int
-processTextTag (const char *input,
- size_t size,
- size_t pos,
- EXTRACTOR_KeywordType type, struct EXTRACTOR_Keywords **list)
-{
- unsigned long long as;
- unsigned short len;
- unsigned short lang;
- const InternationalText *txt;
- char *meta;
- int i;
-
- /* contains "international text":
- 16-bit size + 16 bit language code */
- as = getAtomSize (&input[pos]);
- if (as < sizeof (InternationalText))
- return 0; /* invalid */
- txt = (const InternationalText *) &input[pos];
- len = ntohs (txt->length);
- if (len + sizeof (InternationalText) > as)
- return 0; /* invalid */
- lang = ntohs (txt->language);
- if (lang >= sizeof (languages) / sizeof (char *))
- return 0; /* invalid */
- addKeyword (EXTRACTOR_LANGUAGE, languages[lang], list);
-
- meta = malloc (len + 1);
- memcpy (meta, &txt[1], len);
- meta[len] = '\0';
- for (i = 0; i < len; i++)
- if (meta[i] == '\r')
- meta[i] = '\n';
- addKeyword (type, meta, list);
- free (meta);
- return 1;
-}
-
-typedef struct CHE
-{
- const char *pfx;
- EXTRACTOR_KeywordType type;
-} CHE;
-
-static CHE cHm[] = {
- {"aut", EXTRACTOR_AUTHOR,},
- {"cpy", EXTRACTOR_COPYRIGHT,},
- {"day", EXTRACTOR_CREATION_DATE,},
- {"cmt", EXTRACTOR_COMMENT,},
- {"hst", EXTRACTOR_BUILDHOST,},
- {"inf", EXTRACTOR_INFORMATION,},
- {"nam", EXTRACTOR_FULL_NAME,},
- {"mak", EXTRACTOR_CAMERA_MAKE,},
- {"mod", EXTRACTOR_CAMERA_MODEL,},
- {"des", EXTRACTOR_DESCRIPTION,},
- {"dis", EXTRACTOR_DISCLAIMER,},
- {"dir", EXTRACTOR_MOVIE_DIRECTOR,},
- {"src", EXTRACTOR_CONTRIBUTOR,},
- {"prf", EXTRACTOR_ARTIST,}, /* performer */
- {"req", EXTRACTOR_CREATED_FOR,}, /* hardware requirements */
- {"fmt", EXTRACTOR_FORMAT,},
- {"prd", EXTRACTOR_PRODUCER,},
- {"PRD", EXTRACTOR_PRODUCTVERSION,}, /* just product */
- {"swr", EXTRACTOR_SOFTWARE,},
- {"wrt", EXTRACTOR_AUTHOR,}, /* writer */
- {"wrn", EXTRACTOR_WARNING,},
- {"ed1", EXTRACTOR_REVISION_HISTORY,},
- {"ed2", EXTRACTOR_REVISION_HISTORY,},
- {"ed3", EXTRACTOR_REVISION_HISTORY,},
- {"ed4", EXTRACTOR_REVISION_HISTORY,},
- {"ed5", EXTRACTOR_REVISION_HISTORY,},
- {"ed6", EXTRACTOR_REVISION_HISTORY,},
- {"ed7", EXTRACTOR_REVISION_HISTORY,},
- {"ed8", EXTRACTOR_REVISION_HISTORY,},
- {"ed9", EXTRACTOR_REVISION_HISTORY,},
- {"chp", EXTRACTOR_CHAPTER,},
- {NULL, EXTRACTOR_UNKNOWN},
-};
-
-static int
-c_Handler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- int i;
-
- i = 0;
- while ((cHm[i].pfx != NULL) && (0 != memcmp (&input[pos+5], cHm[i].pfx, 3)))
- i++;
- if (cHm[i].pfx != NULL)
- return processTextTag (input, size, pos, cHm[i].type, list);
- return -1; /* not found */
-}
-
-static int
-udtaHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- unsigned int hdr = getAtomHeaderSize (&input[pos]);
- return processAllAtoms (&input[pos + hdr],
- getAtomSize (&input[pos]) - hdr, list);
-}
-
-static int
-processDataAtom (const char *input,
- size_t size, /* parent atom size */
- size_t pos,
- const char *patom,
- EXTRACTOR_KeywordType type,
- struct EXTRACTOR_Keywords **list)
-{
- char *meta;
- unsigned char version;
- unsigned int flags;
- unsigned long long asize;
- unsigned int len;
- unsigned int hdr;
- int i;
-
- hdr = getAtomHeaderSize (&input[pos]);
- asize = getAtomSize (&input[pos]);
- if (memcmp(&input[pos+4], "data", 4) != 0)
- return -1;
-
- if (asize < hdr + 8 || /* header + u32 flags + u32 reserved */
- asize > (getAtomSize(&patom[0]) - 8))
- return 0;
-
- len = (unsigned int)(asize - (hdr + 8));
-
- version = input[pos+8];
- flags = ((unsigned char)input[pos+9]<<16) |
- ((unsigned char)input[pos+10]<<8) |
- (unsigned char)input[pos+11];
-#if DEBUG
- printf("[data] version:%02x flags:%08x txtlen:%d\n", version, flags, len);
-#endif
-
- if (version != 0)
- return -1;
-
- if (flags == 0x0) { /* binary data */
- if (memcmp(&patom[4], "gnre", 4) == 0) {
- if (len >= 2) {
- unsigned short genre = ((unsigned char)input[pos+16] << 8) |
- (unsigned char)input[pos+17];
- if (genre > 0 && genre < GENRE_NAME_COUNT)
- addKeyword(type, genre_names[genre-1], list);
- }
- return 1;
- }
- else if ((memcmp(&patom[4], "trkn", 4) == 0) ||
- (memcmp(&patom[4], "disk", 4) == 0)) {
- if (len >= 4) {
- unsigned short n = ((unsigned char)input[pos+18] << 8) |
- (unsigned char)input[pos+19];
- char s[8];
- snprintf(s, 8, "%d", n);
- addKeyword(type, s, list);
- }
- }
- else {
- return -1;
- }
- }
- else if (flags == 0x1) { /* text data */
- meta = malloc (len + 1);
- memcpy (meta, &input[pos+16], len);
- meta[len] = '\0';
- for (i = 0; i < len; i++)
- if (meta[i] == '\r')
- meta[i] = '\n';
- addKeyword (type, meta, list);
- free (meta);
- return 1;
- }
-
- return -1;
-}
-
-typedef struct
-{
- const char *atom_type;
- EXTRACTOR_KeywordType type;
-} ITTagConversionEntry;
-
-/* iTunes Tags:
- * see http://atomicparsley.sourceforge.net/mpeg-4files.html */
-static ITTagConversionEntry it_to_extr_table[] = {
- {"\xa9" "alb", EXTRACTOR_ALBUM,},
- {"\xa9" "ART", EXTRACTOR_ARTIST,},
- {"aART", EXTRACTOR_ARTIST,},
- {"\xa9" "cmt", EXTRACTOR_COMMENT,},
- {"\xa9" "day", EXTRACTOR_YEAR,},
- {"\xa9" "nam", EXTRACTOR_TITLE,},
- {"trkn", EXTRACTOR_TRACK_NUMBER,},
- {"disk", EXTRACTOR_DISC_NUMBER,},
- {"\xa9" "gen", EXTRACTOR_GENRE,},
- {"gnre", EXTRACTOR_GENRE,},
- {"\xa9" "wrt", EXTRACTOR_AUTHOR,},
- {"\xa9" "too", EXTRACTOR_ENCODED_BY,},
- {"cprt", EXTRACTOR_COPYRIGHT,},
- {"\xa9" "grp", EXTRACTOR_GROUP,},
- {"catg", EXTRACTOR_CATEGORY,},
- {"keyw", EXTRACTOR_KEYWORDS,},
- {"desc", EXTRACTOR_DESCRIPTION,},
- {"tvnn", EXTRACTOR_PUBLISHER,}, /* TV Network Name */
- {"tvsh", EXTRACTOR_TITLE,}, /* TV Show Name */
-/* {"tven", EXTRACTOR_i,},*/ /* TV Network Name */
- {NULL, EXTRACTOR_UNKNOWN},
-};
-
-/* NOTE: iTunes tag processing should, in theory, be limited to iTunes
- * file types (from ftyp), but, in reality, it seems that there are other
- * files, like 3gpp, out in the wild with iTunes tags. */
-static int
-iTunesTagHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- unsigned long long asize;
- unsigned int hdr;
- int i;
-
- hdr = getAtomHeaderSize (&input[pos]);
- asize = getAtomSize (&input[pos]);
-
- if (asize < hdr + 8) /* header + at least one atom */
- return 0;
-
- i = 0;
- while ((it_to_extr_table[i].atom_type != NULL) &&
- (0 != memcmp (&input[pos+4], it_to_extr_table[i].atom_type, 4)))
- i++;
- if (it_to_extr_table[i].atom_type != NULL)
- return processDataAtom(input, asize, pos+hdr, &input[pos],
- it_to_extr_table[i].type, list);
-
- return -1;
-}
-
-
-static int
-ilstHandler (const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- unsigned int hdr = getAtomHeaderSize (&input[pos]);
- return processAtoms(ilst_handlers, &input[pos + hdr],
- getAtomSize(&input[pos]) - hdr, list);
-}
-
-
-static HandlerEntry all_handlers[] = {
- {"moov", &moovHandler},
- {"cmov", &cmovHandler},
- {"mvhd", &mvhdHandler},
- {"trak", &trakHandler},
- {"tkhd", &tkhdHandler},
- {"ilst", &ilstHandler},
- {"meta", &metaHandler},
- {"udta", &udtaHandler},
- {"ftyp", &ftypHandler},
- {"\xa9" "swr", &c_Handler},
- {"\xa9" "cpy", &c_Handler},
- {"\xa9" "day", &c_Handler},
- {"\xa9" "dir", &c_Handler},
- {"\xa9" "ed1", &c_Handler},
- {"\xa9" "ed2", &c_Handler},
- {"\xa9" "ed3", &c_Handler},
- {"\xa9" "ed4", &c_Handler},
- {"\xa9" "ed5", &c_Handler},
- {"\xa9" "ed6", &c_Handler},
- {"\xa9" "ed7", &c_Handler},
- {"\xa9" "ed8", &c_Handler},
- {"\xa9" "ed9", &c_Handler},
- {"\xa9" "fmt", &c_Handler},
- {"\xa9" "inf", &c_Handler},
- {"\xa9" "prd", &c_Handler},
- {"\xa9" "prf", &c_Handler},
- {"\xa9" "req", &c_Handler},
- {"\xa9" "src", &c_Handler},
- {"\xa9" "wrt", &c_Handler},
- {"\xa9" "aut", &c_Handler},
- {"\xa9" "hst", &c_Handler},
- {"\xa9" "wrt", &c_Handler},
- {"\xa9" "cmt", &c_Handler},
- {"\xa9" "mak", &c_Handler},
- {"\xa9" "mod", &c_Handler},
- {"\xa9" "nam", &c_Handler},
- {"\xa9" "des", &c_Handler},
- {"\xa9" "PRD", &c_Handler},
- {"\xa9" "wrn", &c_Handler},
- {"\xa9" "chp", &c_Handler},
- /* { "name", &nameHandler }, */
- {NULL, NULL},
-};
-
-static HandlerEntry ilst_handlers[] = {
- {"\xa9" "alb", &iTunesTagHandler},
- {"\xa9" "ART", &iTunesTagHandler},
- {"aART", &iTunesTagHandler},
- {"\xa9" "cmt", &iTunesTagHandler},
- {"\xa9" "day", &iTunesTagHandler},
- {"\xa9" "nam", &iTunesTagHandler},
- {"\xa9" "gen", &iTunesTagHandler},
- {"gnre", &iTunesTagHandler},
- {"trkn", &iTunesTagHandler},
- {"disk", &iTunesTagHandler},
- {"\xa9" "wrt", &iTunesTagHandler},
- {"\xa9" "too", &iTunesTagHandler},
- {"tmpo", &iTunesTagHandler},
- {"cprt", &iTunesTagHandler},
- {"cpil", &iTunesTagHandler},
- {"covr", &iTunesTagHandler},
- {"rtng", &iTunesTagHandler},
- {"\xa9" "grp", &iTunesTagHandler},
- {"stik", &iTunesTagHandler},
- {"pcst", &iTunesTagHandler},
- {"catg", &iTunesTagHandler},
- {"keyw", &iTunesTagHandler},
- {"purl", &iTunesTagHandler},
- {"egid", &iTunesTagHandler},
- {"desc", &iTunesTagHandler},
- {"\xa9" "lyr", &iTunesTagHandler},
- {"tvnn", &iTunesTagHandler},
- {"tvsh", &iTunesTagHandler},
- {"tven", &iTunesTagHandler},
- {"tvsn", &iTunesTagHandler},
- {"tves", &iTunesTagHandler},
- {"purd", &iTunesTagHandler},
- {"pgap", &iTunesTagHandler},
- {NULL, NULL},
-};
-
-/**
- * Call the handler for the atom at the given position.
- * @return 0 on error, 1 for success, -1 for unknown atom type
- */
-static int
-handleAtom (HandlerEntry *handlers, const char *input,
- size_t size, size_t pos, struct EXTRACTOR_Keywords **list)
-{
- int i;
- if (0 == checkAtomValid (input, size, pos))
- {
- return 0;
- }
- i = 0;
- while ((handlers[i].name != NULL) &&
- (0 != memcmp (&input[pos + 4], handlers[i].name, 4)))
- i++;
- if (handlers[i].name == NULL)
- {
-#if DEBUG
- char b[5];
- memcpy (b, &input[pos + 4], 4);
- b[4] = '\0';
- printf ("No handler for `%s'\n", b);
-#endif
- return -1;
- }
- i = handlers[i].handler (input, size, pos, list);
-#if DEBUG
- printf ("Running handler for `%4s' at %u completed with result %d\n",
- &input[pos + 4], pos, i);
-#endif
- return i;
-}
-
-/* mimetypes:
- video/quicktime: mov,qt: Quicktime animation;
- video/x-quicktime: mov,qt: Quicktime animation;
- application/x-quicktimeplayer: qtl: Quicktime list;
- */
-struct EXTRACTOR_Keywords *
-libextractor_qt_extract (const char *filename,
- const char *data,
- size_t size, struct EXTRACTOR_Keywords *prev)
-{
- processAllAtoms (data, size, &prev);
- return prev;
-}
-
-/* end of qtextractor.c */
diff --git a/src/plugins/rpm_extractor.c b/src/plugins/rpm_extractor.c
@@ -81,7 +81,7 @@ static Matches tests[] = {
#endif
{RPMTAG_LICENSE, EXTRACTOR_METATYPE_LICENSE},
{RPMTAG_DISTRIBUTION, EXTRACTOR_METATYPE_PACKAGE_DISTRIBUTION},
- {RPMTAG_BUILDHOST, EXTRACTOR_METATYPE_PACKAGE_BUILDHOST},
+ {RPMTAG_BUILDHOST, EXTRACTOR_METATYPE_BUILDHOST},
{RPMTAG_VENDOR, EXTRACTOR_METATYPE_VENDOR},
{RPMTAG_OS, EXTRACTOR_METATYPE_TARGET_OS},
{RPMTAG_DESCRIPTION, EXTRACTOR_METATYPE_DESCRIPTION},
