Translate Kate category tags to display a more user friendly menu.

Signed-off-by: Laurent Aimar <fenrir@videolan.org>

modules/demux/Modules.am

 SUBDIRS = asf avformat avi mkv mp4 mpeg playlist
 SOURCES_flacsys = flac.c
-SOURCES_ogg = ogg.c vorbis.h
+SOURCES_ogg = ogg.c vorbis.h kate_categories.c kate_categories.h
 SOURCES_demuxdump = demuxdump.c
 SOURCES_rawdv = rawdv.c
 SOURCES_rawvid = rawvid.c

modules/demux/kate_categories.c

+/*****************************************************************************
+ * kate_categories.c : maps well known category tags to translated strings.
+ *****************************************************************************
+ * Copyright (C) 2009 ogg.k.ogg.k@googlemail.com
+ * $Id$
+ *
+ * Authors: ogg.k.ogg.k@googlemail.com
+ *
+ * This program 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 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stddef.h>
+#include <string.h>
+#include "kate_categories.h"
+
+static const struct {
+  const char *psz_tag;
+  const char *psz_i18n;
+} Katei18nCategories[] = {
+    /* From Silvia's Mozilla list */
+    { "CC",      N_("Closed captions") },
+    { "SUB",     N_("Subtitles") },
+    { "TAD",     N_("Textual audio descriptions") },
+    { "KTV",     N_("Karaoke") },
+    { "TIK",     N_("Ticker text") },
+    { "AR",      N_("Active regions") },
+    { "NB",      N_("Semantic annotations") },
+    { "META",    N_("Metadata") },
+    { "TRX",     N_("Transcript") },
+    { "LRC",     N_("Lyrics") },
+    { "LIN",     N_("Linguistic markup") },
+    { "CUE",     N_("Cue points") },
+
+    /* Grandfathered */
+    { "subtitles", N_("Subtitles") },
+    { "spu-subtitles", N_("Subtitles (images)") },
+    { "lyrics", N_("Lyrics") },
+
+    /* Kate specific */
+    { "K-SPU", N_("Subtitles (images)") },
+    { "K-SLD-T", N_("Slides (text)") },
+    { "K-SLD-I", N_("Slides (images)") },
+};
+
+const char *FindKateCategoryName( const char *psz_tag )
+{
+    size_t i;
+
+    for( i = 0; i < sizeof(Katei18nCategories)/sizeof(Katei18nCategories[0]); i++ )
+    {
+        if( !strcmp( psz_tag, Katei18nCategories[i].psz_tag ) )
+            return Katei18nCategories[i].psz_i18n;
+    }
+    return N_("Unknown category");
+}
+
+

modules/demux/kate_categories.h

+/*****************************************************************************
+ * kate_categories.h : maps well known category tags to translated strings.
+ *****************************************************************************
+ * Copyright (C) 2009 ogg.k.ogg.k@googlemail.com
+ * $Id$
+ *
+ * Authors: ogg.k.ogg.k@googlemail.com
+ *
+ * This program 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 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef KATE_CATEGORIES_H_
+#define KATE_CATEGORIES_H_ 1
+
+const char *FindKateCategoryName( const char *psz_tag );
+
+#endif
+

modules/demux/ogg.c

@@ -41,6 +41,7 @@
 #include <vlc_bits.h>
 #include <vlc_charset.h>
 #include "vorbis.h"
+#include "kate_categories.h"
 
 /*****************************************************************************
  * Module descriptor
@@ -1696,6 +1697,7 @@ static void Ogg_ReadKateHeader( logical_stream_t *p_stream,
     int32_t gnum;
     int32_t gden;
     int n;
+    char *psz_desc;
 
     p_stream->fmt.i_cat = SPU_ES;
     p_stream->fmt.i_codec = VLC_FOURCC( 'k','a','t','e' );
@@ -1719,25 +1721,33 @@ static void Ogg_ReadKateHeader( logical_stream_t *p_stream,
     p_stream->fmt.psz_language = malloc(16);
     if( p_stream->fmt.psz_language )
     {
-        for( n = 0; n < 16; ++n )
+        for( n = 0; n < 16; n++ )
             p_stream->fmt.psz_language[n] = oggpack_read(&opb,8);
         p_stream->fmt.psz_language[15] = 0; /* just in case */
     }
     else
     {
-        for( n = 0; n < 16; ++n )
+        for( n = 0; n < 16; n++ )
             oggpack_read(&opb,8);
     }
     p_stream->fmt.psz_description = malloc(16);
     if( p_stream->fmt.psz_description )
     {
-        for( n = 0; n < 16; ++n )
+        for( n = 0; n < 16; n++ )
             p_stream->fmt.psz_description[n] = oggpack_read(&opb,8);
         p_stream->fmt.psz_description[15] = 0; /* just in case */
+
+        /* Now find a localized user readable description for this category */
+        psz_desc = strdup(FindKateCategoryName(p_stream->fmt.psz_description));
+        if( psz_desc )
+        {
+            free( p_stream->fmt.psz_description );
+            p_stream->fmt.psz_description = psz_desc;
+        }
     }
     else
     {
-        for( n = 0; n < 16; ++n )
+        for( n = 0; n < 16; n++ )
             oggpack_read(&opb,8);
     }
 }