demux: xiph comments: allow setting fmt descs

modules/demux/flac.c

@@ -577,7 +577,7 @@ static void ParseComment( demux_t *p_demux, const uint8_t *p_data, int i_data )
     if( i_data < 4 )
         return;
 
-    vorbis_ParseComment( &p_sys->p_meta, &p_data[4], i_data - 4,
+    vorbis_ParseComment( NULL, &p_sys->p_meta, &p_data[4], i_data - 4,
         &p_sys->i_attachments, &p_sys->attachments,
         &p_sys->i_cover_score, &p_sys->i_cover_idx, NULL, NULL, NULL, NULL );
 }

modules/demux/ogg.c

@@ -2288,7 +2288,7 @@ static void Ogg_ExtractComments( demux_t *p_demux, es_format_t *p_fmt,
         pf_replay_gain[i] = 0;
         pf_replay_peak[i] = 0;
     }
-    vorbis_ParseComment( &p_ogg->p_meta, p_headers, i_headers,
+    vorbis_ParseComment( p_fmt, &p_ogg->p_meta, p_headers, i_headers,
                          &p_ogg->i_attachments, &p_ogg->attachments,
                          &i_cover_score, &i_cover_idx,
                          &p_ogg->i_seekpoints, &p_ogg->pp_seekpoints,

modules/demux/xiph_metadata.c

@@ -145,7 +145,7 @@ static seekpoint_t * getChapterEntry( unsigned int i_index, chapters_array_t *p_
     return p_array->pp_chapters[i_index];
 }
 
-void vorbis_ParseComment( vlc_meta_t **pp_meta,
+void vorbis_ParseComment( es_format_t *p_fmt, vlc_meta_t **pp_meta,
         const uint8_t *p_data, int i_data,
         int *i_attachments, input_attachment_t ***attachments,
         int *i_cover_score, int *i_cover_idx,

modules/demux/xiph_metadata.h

@@ -32,7 +32,7 @@ extern "C" {
 input_attachment_t* ParseFlacPicture( const uint8_t *p_data, int i_data,
     int i_attachments, int *i_cover_score, int *i_cover_idx );
 
-void vorbis_ParseComment( vlc_meta_t **pp_meta,
+void vorbis_ParseComment( es_format_t *p_fmt, vlc_meta_t **pp_meta,
         const uint8_t *p_data, int i_data,
         int *i_attachments, input_attachment_t ***attachments,
         int *i_cover_score, int *i_cover_idx,