diff --git a/thirdparty/README.md b/thirdparty/README.md
index 09b016ad4dd..f75cdf16d07 100644
--- a/thirdparty/README.md
+++ b/thirdparty/README.md
@@ -191,7 +191,7 @@ Files extracted from upstream source:
 ## libvorbis
 
 - Upstream: https://www.xiph.org/vorbis
-- Version: 1.3.5
+- Version: 1.3.6
 - License: BSD-3-Clause
 
 Files extracted from upstream source:
diff --git a/thirdparty/libvorbis/COPYING b/thirdparty/libvorbis/COPYING
index 8f1d18cc2b3..153b926a152 100644
--- a/thirdparty/libvorbis/COPYING
+++ b/thirdparty/libvorbis/COPYING
@@ -1,4 +1,4 @@
-Copyright (c) 2002-2015 Xiph.org Foundation
+Copyright (c) 2002-2018 Xiph.org Foundation
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
diff --git a/thirdparty/libvorbis/analysis.c b/thirdparty/libvorbis/analysis.c
index 01aa6f30dbd..0e11a167be8 100644
--- a/thirdparty/libvorbis/analysis.c
+++ b/thirdparty/libvorbis/analysis.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: single-block PCM analysis mode dispatch
- last mod: $Id: analysis.c 16226 2009-07-08 06:43:49Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/backends.h b/thirdparty/libvorbis/backends.h
index ff5bcc95fe7..22809d46d52 100644
--- a/thirdparty/libvorbis/backends.h
+++ b/thirdparty/libvorbis/backends.h
@@ -12,7 +12,6 @@
 
  function: libvorbis backend and mapping structures; needed for
            static mode headers
- last mod: $Id: backends.h 16962 2010-03-11 07:30:34Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/barkmel.c b/thirdparty/libvorbis/barkmel.c
index 37b6c4c7ba3..4b19935f30a 100644
--- a/thirdparty/libvorbis/barkmel.c
+++ b/thirdparty/libvorbis/barkmel.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: bark scale utility
- last mod: $Id: barkmel.c 19454 2015-03-02 22:39:28Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/bitrate.c b/thirdparty/libvorbis/bitrate.c
index 3a71b1dc23c..96055140f71 100644
--- a/thirdparty/libvorbis/bitrate.c
+++ b/thirdparty/libvorbis/bitrate.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: bitrate tracking and management
- last mod: $Id: bitrate.c 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/bitrate.h b/thirdparty/libvorbis/bitrate.h
index db48fcb645a..655a68cc09f 100644
--- a/thirdparty/libvorbis/bitrate.h
+++ b/thirdparty/libvorbis/bitrate.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: bitrate tracking and management
- last mod: $Id: bitrate.h 13293 2007-07-24 00:09:47Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/block.c b/thirdparty/libvorbis/block.c
index 345c042769f..db245b3e696 100644
--- a/thirdparty/libvorbis/block.c
+++ b/thirdparty/libvorbis/block.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: PCM data vector blocking, windowing and dis/reassembly
- last mod: $Id: block.c 19457 2015-03-03 00:15:29Z giles $
 
  Handle windowing, overlap-add, etc of the PCM vectors.  This is made
  more amusing by Vorbis' current two allowed block sizes.
diff --git a/thirdparty/libvorbis/books/coupled/res_books_51.h b/thirdparty/libvorbis/books/coupled/res_books_51.h
index 93910ff4813..47df4b221b8 100644
--- a/thirdparty/libvorbis/books/coupled/res_books_51.h
+++ b/thirdparty/libvorbis/books/coupled/res_books_51.h
@@ -11,7 +11,6 @@
  ********************************************************************
  *
  * function: static codebooks for 5.1 surround
- * last modified: $Id: res_books_51.h 19057 2014-01-22 12:32:31Z xiphmont $
  *
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/books/coupled/res_books_stereo.h b/thirdparty/libvorbis/books/coupled/res_books_stereo.h
index 9a9049f6ed9..61d934046dc 100644
--- a/thirdparty/libvorbis/books/coupled/res_books_stereo.h
+++ b/thirdparty/libvorbis/books/coupled/res_books_stereo.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: static codebooks autogenerated by huff/huffbuld
- last modified: $Id: res_books_stereo.h 19057 2014-01-22 12:32:31Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/books/floor/floor_books.h b/thirdparty/libvorbis/books/floor/floor_books.h
index e925313f7b3..67d5f31a3bd 100644
--- a/thirdparty/libvorbis/books/floor/floor_books.h
+++ b/thirdparty/libvorbis/books/floor/floor_books.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: static codebooks autogenerated by huff/huffbuld
- last modified: $Id: floor_books.h 19057 2014-01-22 12:32:31Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/books/uncoupled/res_books_uncoupled.h b/thirdparty/libvorbis/books/uncoupled/res_books_uncoupled.h
index 736353b675b..3d658ec4703 100644
--- a/thirdparty/libvorbis/books/uncoupled/res_books_uncoupled.h
+++ b/thirdparty/libvorbis/books/uncoupled/res_books_uncoupled.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: static codebooks autogenerated by huff/huffbuld
- last modified: $Id: res_books_uncoupled.h 19057 2014-01-22 12:32:31Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/codebook.c b/thirdparty/libvorbis/codebook.c
index 72f8a17a350..78672e222d8 100644
--- a/thirdparty/libvorbis/codebook.c
+++ b/thirdparty/libvorbis/codebook.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: basic codebook pack/unpack/code/decode operations
- last mod: $Id: codebook.c 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
@@ -387,7 +386,7 @@ long vorbis_book_decodevs_add(codebook *book,float *a,oggpack_buffer *b,int n){
       t[i] = book->valuelist+entry[i]*book->dim;
     }
     for(i=0,o=0;i<book->dim;i++,o+=step)
-      for (j=0;j<step;j++)
+      for (j=0;o+j<n && j<step;j++)
         a[o+j]+=t[j][i];
   }
   return(0);
@@ -399,41 +398,12 @@ long vorbis_book_decodev_add(codebook *book,float *a,oggpack_buffer *b,int n){
     int i,j,entry;
     float *t;
 
-    if(book->dim>8){
-      for(i=0;i<n;){
-        entry = decode_packed_entry_number(book,b);
-        if(entry==-1)return(-1);
-        t     = book->valuelist+entry*book->dim;
-        for (j=0;j<book->dim;)
-          a[i++]+=t[j++];
-      }
-    }else{
-      for(i=0;i<n;){
-        entry = decode_packed_entry_number(book,b);
-        if(entry==-1)return(-1);
-        t     = book->valuelist+entry*book->dim;
-        j=0;
-        switch((int)book->dim){
-        case 8:
-          a[i++]+=t[j++];
-        case 7:
-          a[i++]+=t[j++];
-        case 6:
-          a[i++]+=t[j++];
-        case 5:
-          a[i++]+=t[j++];
-        case 4:
-          a[i++]+=t[j++];
-        case 3:
-          a[i++]+=t[j++];
-        case 2:
-          a[i++]+=t[j++];
-        case 1:
-          a[i++]+=t[j++];
-        case 0:
-          break;
-        }
-      }
+    for(i=0;i<n;){
+      entry = decode_packed_entry_number(book,b);
+      if(entry==-1)return(-1);
+      t     = book->valuelist+entry*book->dim;
+      for(j=0;i<n && j<book->dim;)
+        a[i++]+=t[j++];
     }
   }
   return(0);
@@ -471,12 +441,13 @@ long vorbis_book_decodevv_add(codebook *book,float **a,long offset,int ch,
   long i,j,entry;
   int chptr=0;
   if(book->used_entries>0){
-    for(i=offset/ch;i<(offset+n)/ch;){
+    int m=(offset+n)/ch;
+    for(i=offset/ch;i<m;){
       entry = decode_packed_entry_number(book,b);
       if(entry==-1)return(-1);
       {
         const float *t = book->valuelist+entry*book->dim;
-        for (j=0;j<book->dim;j++){
+        for (j=0;i<m && j<book->dim;j++){
           a[chptr++][i]+=t[j];
           if(chptr==ch){
             chptr=0;
diff --git a/thirdparty/libvorbis/codebook.h b/thirdparty/libvorbis/codebook.h
index 537d6c12d30..08440c6962a 100644
--- a/thirdparty/libvorbis/codebook.h
+++ b/thirdparty/libvorbis/codebook.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: basic shared codebook operations
- last mod: $Id: codebook.h 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/codec_internal.h b/thirdparty/libvorbis/codec_internal.h
index de1bccaedf4..e522be18da1 100644
--- a/thirdparty/libvorbis/codec_internal.h
+++ b/thirdparty/libvorbis/codec_internal.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: libvorbis codec headers
- last mod: $Id: codec_internal.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/envelope.c b/thirdparty/libvorbis/envelope.c
index 010c66e2d6b..da752375428 100644
--- a/thirdparty/libvorbis/envelope.c
+++ b/thirdparty/libvorbis/envelope.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: PCM data envelope analysis
- last mod: $Id: envelope.c 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/envelope.h b/thirdparty/libvorbis/envelope.h
index fd15fb32a73..f466efde8a7 100644
--- a/thirdparty/libvorbis/envelope.h
+++ b/thirdparty/libvorbis/envelope.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: PCM data envelope analysis and manipulation
- last mod: $Id: envelope.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/floor0.c b/thirdparty/libvorbis/floor0.c
index 213cce4ec89..443c0e5a96f 100644
--- a/thirdparty/libvorbis/floor0.c
+++ b/thirdparty/libvorbis/floor0.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: floor backend 0 implementation
- last mod: $Id: floor0.c 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/floor1.c b/thirdparty/libvorbis/floor1.c
index d8bd4645c15..673e954c53a 100644
--- a/thirdparty/libvorbis/floor1.c
+++ b/thirdparty/libvorbis/floor1.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: floor backend 1 implementation
- last mod: $Id: floor1.c 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/highlevel.h b/thirdparty/libvorbis/highlevel.h
index e38f370fd6c..337b75bfa47 100644
--- a/thirdparty/libvorbis/highlevel.h
+++ b/thirdparty/libvorbis/highlevel.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: highlevel encoder setup struct separated out for vorbisenc clarity
- last mod: $Id: highlevel.h 17195 2010-05-05 21:49:51Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/info.c b/thirdparty/libvorbis/info.c
index 8a2a001f99f..3fbb7c757aa 100644
--- a/thirdparty/libvorbis/info.c
+++ b/thirdparty/libvorbis/info.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: maintain the info structure, info <-> header packets
- last mod: $Id: info.c 19441 2015-01-21 01:17:41Z xiphmont $
 
  ********************************************************************/
 
@@ -31,8 +30,8 @@
 #include "misc.h"
 #include "os.h"
 
-#define GENERAL_VENDOR_STRING "Xiph.Org libVorbis 1.3.5"
-#define ENCODE_VENDOR_STRING "Xiph.Org libVorbis I 20150105 (⛄⛄⛄⛄)"
+#define GENERAL_VENDOR_STRING "Xiph.Org libVorbis 1.3.6"
+#define ENCODE_VENDOR_STRING "Xiph.Org libVorbis I 20180316 (Now 100% fewer shells)"
 
 /* helpers */
 static void _v_writestring(oggpack_buffer *o,const char *s, int bytes){
@@ -65,11 +64,13 @@ void vorbis_comment_add(vorbis_comment *vc,const char *comment){
 }
 
 void vorbis_comment_add_tag(vorbis_comment *vc, const char *tag, const char *contents){
-  char *comment=alloca(strlen(tag)+strlen(contents)+2); /* +2 for = and \0 */
+  /* Length for key and value +2 for = and \0 */
+  char *comment=_ogg_malloc(strlen(tag)+strlen(contents)+2);
   strcpy(comment, tag);
   strcat(comment, "=");
   strcat(comment, contents);
   vorbis_comment_add(vc, comment);
+  _ogg_free(comment);
 }
 
 /* This is more or less the same as strncasecmp - but that doesn't exist
@@ -88,27 +89,30 @@ char *vorbis_comment_query(vorbis_comment *vc, const char *tag, int count){
   long i;
   int found = 0;
   int taglen = strlen(tag)+1; /* +1 for the = we append */
-  char *fulltag = alloca(taglen+ 1);
+  char *fulltag = _ogg_malloc(taglen+1);
 
   strcpy(fulltag, tag);
   strcat(fulltag, "=");
 
   for(i=0;i<vc->comments;i++){
     if(!tagcompare(vc->user_comments[i], fulltag, taglen)){
-      if(count == found)
+      if(count == found) {
         /* We return a pointer to the data, not a copy */
-              return vc->user_comments[i] + taglen;
-      else
+        _ogg_free(fulltag);
+        return vc->user_comments[i] + taglen;
+      } else {
         found++;
+      }
     }
   }
+  _ogg_free(fulltag);
   return NULL; /* didn't find anything */
 }
 
 int vorbis_comment_query_count(vorbis_comment *vc, const char *tag){
   int i,count=0;
   int taglen = strlen(tag)+1; /* +1 for the = we append */
-  char *fulltag = alloca(taglen+1);
+  char *fulltag = _ogg_malloc(taglen+1);
   strcpy(fulltag,tag);
   strcat(fulltag, "=");
 
@@ -117,6 +121,7 @@ int vorbis_comment_query_count(vorbis_comment *vc, const char *tag){
       count++;
   }
 
+  _ogg_free(fulltag);
   return count;
 }
 
@@ -206,9 +211,9 @@ static int _vorbis_unpack_info(vorbis_info *vi,oggpack_buffer *opb){
   vi->channels=oggpack_read(opb,8);
   vi->rate=oggpack_read(opb,32);
 
-  vi->bitrate_upper=oggpack_read(opb,32);
-  vi->bitrate_nominal=oggpack_read(opb,32);
-  vi->bitrate_lower=oggpack_read(opb,32);
+  vi->bitrate_upper=(ogg_int32_t)oggpack_read(opb,32);
+  vi->bitrate_nominal=(ogg_int32_t)oggpack_read(opb,32);
+  vi->bitrate_lower=(ogg_int32_t)oggpack_read(opb,32);
 
   ci->blocksizes[0]=1<<oggpack_read(opb,4);
   ci->blocksizes[1]=1<<oggpack_read(opb,4);
@@ -583,7 +588,8 @@ int vorbis_analysis_headerout(vorbis_dsp_state *v,
   oggpack_buffer opb;
   private_state *b=v->backend_state;
 
-  if(!b||vi->channels<=0){
+  if(!b||vi->channels<=0||vi->channels>256){
+    b = NULL;
     ret=OV_EFAULT;
     goto err_out;
   }
@@ -642,7 +648,7 @@ int vorbis_analysis_headerout(vorbis_dsp_state *v,
   memset(op_code,0,sizeof(*op_code));
 
   if(b){
-    oggpack_writeclear(&opb);
+    if(vi->channels>0)oggpack_writeclear(&opb);
     if(b->header)_ogg_free(b->header);
     if(b->header1)_ogg_free(b->header1);
     if(b->header2)_ogg_free(b->header2);
diff --git a/thirdparty/libvorbis/lookup.c b/thirdparty/libvorbis/lookup.c
index 3321ed3dbc2..1cc1f88ee94 100644
--- a/thirdparty/libvorbis/lookup.c
+++ b/thirdparty/libvorbis/lookup.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
   function: lookup based functions
-  last mod: $Id: lookup.c 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/lookup.h b/thirdparty/libvorbis/lookup.h
index f8b5b82730e..4bc0f3a206b 100644
--- a/thirdparty/libvorbis/lookup.h
+++ b/thirdparty/libvorbis/lookup.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
   function: lookup based functions
-  last mod: $Id: lookup.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/lookup_data.h b/thirdparty/libvorbis/lookup_data.h
index 2424a1b3864..5de3cfdc7ea 100644
--- a/thirdparty/libvorbis/lookup_data.h
+++ b/thirdparty/libvorbis/lookup_data.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
   function: lookup data; generated by lookups.pl; edit there
-  last mod: $Id: lookup_data.h 16037 2009-05-26 21:10:58Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/lpc.c b/thirdparty/libvorbis/lpc.c
index f5199ec235c..798f4cf0766 100644
--- a/thirdparty/libvorbis/lpc.c
+++ b/thirdparty/libvorbis/lpc.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
   function: LPC low level routines
-  last mod: $Id: lpc.c 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/lpc.h b/thirdparty/libvorbis/lpc.h
index 39d237601bb..9cc79451b60 100644
--- a/thirdparty/libvorbis/lpc.h
+++ b/thirdparty/libvorbis/lpc.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
   function: LPC low level routines
-  last mod: $Id: lpc.h 16037 2009-05-26 21:10:58Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/lsp.c b/thirdparty/libvorbis/lsp.c
index 6a619f7b0c6..85880545159 100644
--- a/thirdparty/libvorbis/lsp.c
+++ b/thirdparty/libvorbis/lsp.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
   function: LSP (also called LSF) conversion routines
-  last mod: $Id: lsp.c 19453 2015-03-02 22:35:34Z xiphmont $
 
   The LSP generation code is taken (with minimal modification and a
   few bugfixes) from "On the Computation of the LSP Frequencies" by
diff --git a/thirdparty/libvorbis/lsp.h b/thirdparty/libvorbis/lsp.h
index bacfb0971f9..8a8d10e978a 100644
--- a/thirdparty/libvorbis/lsp.h
+++ b/thirdparty/libvorbis/lsp.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
   function: LSP (also called LSF) conversion routines
-  last mod: $Id: lsp.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/mapping0.c b/thirdparty/libvorbis/mapping0.c
index 85c7d22d832..ccb4493d4cd 100644
--- a/thirdparty/libvorbis/mapping0.c
+++ b/thirdparty/libvorbis/mapping0.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: channel mapping 0 implementation
- last mod: $Id: mapping0.c 19441 2015-01-21 01:17:41Z xiphmont $
 
  ********************************************************************/
 
@@ -93,7 +92,6 @@ static vorbis_info_mapping *mapping0_unpack(vorbis_info *vi,oggpack_buffer *opb)
   int i,b;
   vorbis_info_mapping0 *info=_ogg_calloc(1,sizeof(*info));
   codec_setup_info     *ci=vi->codec_setup;
-  memset(info,0,sizeof(*info));
   if(vi->channels<=0)goto err_out;
 
   b=oggpack_read(opb,1);
diff --git a/thirdparty/libvorbis/masking.h b/thirdparty/libvorbis/masking.h
index 3576ab78854..955e18c719b 100644
--- a/thirdparty/libvorbis/masking.h
+++ b/thirdparty/libvorbis/masking.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: masking curve data for psychoacoustics
- last mod: $Id: masking.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/mdct.c b/thirdparty/libvorbis/mdct.c
index 0816331805c..f3f1ed805b5 100644
--- a/thirdparty/libvorbis/mdct.c
+++ b/thirdparty/libvorbis/mdct.c
@@ -12,7 +12,6 @@
 
  function: normalized modified discrete cosine transform
            power of two length transform only [64 <= n ]
- last mod: $Id: mdct.c 16227 2009-07-08 06:58:46Z xiphmont $
 
  Original algorithm adapted long ago from _The use of multirate filter
  banks for coding of high quality digital audio_, by T. Sporer,
diff --git a/thirdparty/libvorbis/mdct.h b/thirdparty/libvorbis/mdct.h
index 3ed94333c51..3b8c9ba4a23 100644
--- a/thirdparty/libvorbis/mdct.h
+++ b/thirdparty/libvorbis/mdct.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: modified discrete cosine transform prototypes
- last mod: $Id: mdct.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/misc.h b/thirdparty/libvorbis/misc.h
index 73b45198985..13788445a34 100644
--- a/thirdparty/libvorbis/misc.h
+++ b/thirdparty/libvorbis/misc.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: miscellaneous prototypes
- last mod: $Id: misc.h 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/floor_all.h b/thirdparty/libvorbis/modes/floor_all.h
index 4292be326e2..20928aac877 100644
--- a/thirdparty/libvorbis/modes/floor_all.h
+++ b/thirdparty/libvorbis/modes/floor_all.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: key floor settings
- last mod: $Id: floor_all.h 17050 2010-03-26 01:34:42Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/psych_11.h b/thirdparty/libvorbis/modes/psych_11.h
index 844a8ed3cd1..cc5eea2402a 100644
--- a/thirdparty/libvorbis/modes/psych_11.h
+++ b/thirdparty/libvorbis/modes/psych_11.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: 11kHz settings
- last mod: $Id: psych_11.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/psych_16.h b/thirdparty/libvorbis/modes/psych_16.h
index 1c10b3954e3..477cb4d90f1 100644
--- a/thirdparty/libvorbis/modes/psych_16.h
+++ b/thirdparty/libvorbis/modes/psych_16.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: 16kHz settings
- last mod: $Id: psych_16.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/psych_44.h b/thirdparty/libvorbis/modes/psych_44.h
index f05c0326535..6c9eaa4e5f7 100644
--- a/thirdparty/libvorbis/modes/psych_44.h
+++ b/thirdparty/libvorbis/modes/psych_44.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: key psychoacoustic settings for 44.1/48kHz
- last mod: $Id: psych_44.h 16962 2010-03-11 07:30:34Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/psych_8.h b/thirdparty/libvorbis/modes/psych_8.h
index 0e2dd573719..277db8436c4 100644
--- a/thirdparty/libvorbis/modes/psych_8.h
+++ b/thirdparty/libvorbis/modes/psych_8.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: 8kHz psychoacoustic settings
- last mod: $Id: psych_8.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/residue_16.h b/thirdparty/libvorbis/modes/residue_16.h
index dcaca5451e5..3e05471cec1 100644
--- a/thirdparty/libvorbis/modes/residue_16.h
+++ b/thirdparty/libvorbis/modes/residue_16.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel residue templates 16/22kHz
- last mod: $Id: residue_16.h 16962 2010-03-11 07:30:34Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/residue_44.h b/thirdparty/libvorbis/modes/residue_44.h
index 236c18341b9..e89bc0e4861 100644
--- a/thirdparty/libvorbis/modes/residue_44.h
+++ b/thirdparty/libvorbis/modes/residue_44.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel residue templates for 32/44.1/48kHz
- last mod: $Id: residue_44.h 16962 2010-03-11 07:30:34Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/residue_44p51.h b/thirdparty/libvorbis/modes/residue_44p51.h
index a52cc5245e5..7f33e250e27 100644
--- a/thirdparty/libvorbis/modes/residue_44p51.h
+++ b/thirdparty/libvorbis/modes/residue_44p51.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel residue templates for 32/44.1/48kHz uncoupled
- last mod: $Id: residue_44p51.h 19013 2013-11-12 04:04:50Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/residue_44u.h b/thirdparty/libvorbis/modes/residue_44u.h
index 92c4a09ce31..e55ac12548d 100644
--- a/thirdparty/libvorbis/modes/residue_44u.h
+++ b/thirdparty/libvorbis/modes/residue_44u.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel residue templates for 32/44.1/48kHz uncoupled
- last mod: $Id: residue_44u.h 16962 2010-03-11 07:30:34Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/residue_8.h b/thirdparty/libvorbis/modes/residue_8.h
index 94c6d84c440..ae123a276a8 100644
--- a/thirdparty/libvorbis/modes/residue_8.h
+++ b/thirdparty/libvorbis/modes/residue_8.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel residue templates 8/11kHz
- last mod: $Id: residue_8.h 16962 2010-03-11 07:30:34Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_11.h b/thirdparty/libvorbis/modes/setup_11.h
index 4c2d619ca29..0cbcaafcb26 100644
--- a/thirdparty/libvorbis/modes/setup_11.h
+++ b/thirdparty/libvorbis/modes/setup_11.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: 11kHz settings
- last mod: $Id: setup_11.h 16894 2010-02-12 20:32:12Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_16.h b/thirdparty/libvorbis/modes/setup_16.h
index 336007f98e3..d59ad70d2e3 100644
--- a/thirdparty/libvorbis/modes/setup_16.h
+++ b/thirdparty/libvorbis/modes/setup_16.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: 16kHz settings
- last mod: $Id: setup_16.h 16894 2010-02-12 20:32:12Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_22.h b/thirdparty/libvorbis/modes/setup_22.h
index 4fd5e57111a..bc38af9630e 100644
--- a/thirdparty/libvorbis/modes/setup_22.h
+++ b/thirdparty/libvorbis/modes/setup_22.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: 22kHz settings
- last mod: $Id: setup_22.h 17026 2010-03-25 05:00:27Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_32.h b/thirdparty/libvorbis/modes/setup_32.h
index 2275ac96153..f66a0bcd002 100644
--- a/thirdparty/libvorbis/modes/setup_32.h
+++ b/thirdparty/libvorbis/modes/setup_32.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel settings for 32kHz
- last mod: $Id: setup_32.h 16894 2010-02-12 20:32:12Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_44.h b/thirdparty/libvorbis/modes/setup_44.h
index 3b88a89ac56..a189b5fb953 100644
--- a/thirdparty/libvorbis/modes/setup_44.h
+++ b/thirdparty/libvorbis/modes/setup_44.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel settings for 44.1/48kHz
- last mod: $Id: setup_44.h 16962 2010-03-11 07:30:34Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_44p51.h b/thirdparty/libvorbis/modes/setup_44p51.h
index 67d99796083..3bde7b340cb 100644
--- a/thirdparty/libvorbis/modes/setup_44p51.h
+++ b/thirdparty/libvorbis/modes/setup_44p51.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel settings for 44.1/48kHz 5.1 surround modes
- last mod: $Id: setup_44p51.h 19013 2013-11-12 04:04:50Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_44u.h b/thirdparty/libvorbis/modes/setup_44u.h
index 568b5f8959d..7ae3af6b2a9 100644
--- a/thirdparty/libvorbis/modes/setup_44u.h
+++ b/thirdparty/libvorbis/modes/setup_44u.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: toplevel settings for 44.1/48kHz uncoupled modes
- last mod: $Id: setup_44u.h 16962 2010-03-11 07:30:34Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_8.h b/thirdparty/libvorbis/modes/setup_8.h
index 14c48374fa1..7502556879d 100644
--- a/thirdparty/libvorbis/modes/setup_8.h
+++ b/thirdparty/libvorbis/modes/setup_8.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: 8kHz settings
- last mod: $Id: setup_8.h 16894 2010-02-12 20:32:12Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/modes/setup_X.h b/thirdparty/libvorbis/modes/setup_X.h
index a69f5d40a24..2229a5ef2fd 100644
--- a/thirdparty/libvorbis/modes/setup_X.h
+++ b/thirdparty/libvorbis/modes/setup_X.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: catch-all toplevel settings for q modes only
- last mod: $Id: setup_X.h 16894 2010-02-12 20:32:12Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/os.h b/thirdparty/libvorbis/os.h
index 8bc3e5fe9ce..416a401dd1b 100644
--- a/thirdparty/libvorbis/os.h
+++ b/thirdparty/libvorbis/os.h
@@ -13,7 +13,6 @@
  ********************************************************************
 
  function: #ifdef jail to whip a few platforms into the UNIX ideal.
- last mod: $Id: os.h 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
@@ -31,7 +30,7 @@
 
 #  ifdef __GNUC__
 #    define STIN static __inline__
-#  elif _WIN32
+#  elif defined(_WIN32)
 #    define STIN static __inline
 #  else
 #    define STIN static
diff --git a/thirdparty/libvorbis/psy.c b/thirdparty/libvorbis/psy.c
index f7a44c6d005..422c6f1e412 100644
--- a/thirdparty/libvorbis/psy.c
+++ b/thirdparty/libvorbis/psy.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: psychoacoustics not including preecho
- last mod: $Id: psy.c 18077 2011-09-02 02:49:00Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/psy.h b/thirdparty/libvorbis/psy.h
index c1ea8244014..ab2534db3a8 100644
--- a/thirdparty/libvorbis/psy.h
+++ b/thirdparty/libvorbis/psy.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: random psychoacoustics (not including preecho)
- last mod: $Id: psy.h 16946 2010-03-03 16:12:40Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/psytune.c b/thirdparty/libvorbis/psytune.c
index 64c13171f72..6952136c6b9 100644
--- a/thirdparty/libvorbis/psytune.c
+++ b/thirdparty/libvorbis/psytune.c
@@ -12,7 +12,6 @@
 
  function: simple utility that runs audio through the psychoacoustics
            without encoding
- last mod: $Id: psytune.c 16037 2009-05-26 21:10:58Z xiphmont $
 
  ********************************************************************/
 
@@ -41,11 +40,11 @@
 static vorbis_info_psy_global _psy_set0G={
   0,   /* decaydBpms */
   8,   /* lines per eighth octave */
-  
+
   /* thresh sample period, preecho clamp trigger threshhold, range, minenergy */
   256, {26.f,26.f,26.f,30.f}, {-90.f,-90.f,-90.f,-90.f}, -90.f,
-  -6.f, 
-  
+  -6.f,
+
   0,
 
   0.,
@@ -68,7 +67,7 @@ static vp_couple _vp_couple0[]={
 
 static vorbis_info_psy _psy_set0={
   ATH_Bark_dB_lineaggressive,
-  
+
   -100.f,
   -140.f,
   6.f, /* floor master att */
@@ -148,7 +147,7 @@ static vorbis_info_psy _psy_set0={
    .900f, 0.f, /*11500*/
    .900f, 1.f, /*16000*/
   },
- 
+
   95.f,  /* even decade + 5 is important; saves an rint() later in a
             tight loop) */
   -44.,
@@ -159,7 +158,7 @@ static vorbis_info_psy _psy_set0={
 
 static vorbis_info_floor1 _floor_set0={1,
                                         {0},
-                                        
+
                                         {32},
                                         {0},
                                         {0},
@@ -171,12 +170,12 @@ static vorbis_info_floor1 _floor_set0={1,
                                          88,31,243,
 
                                          14,54,143,460,
-                                         
-                                         6,3,10, 22,18,26, 41,36,47, 
-                                         69,61,78, 112,99,126, 185,162,211,  
+
+                                         6,3,10, 22,18,26, 41,36,47,
+                                         69,61,78, 112,99,126, 185,162,211,
                                          329,282,387, 672,553,825
                                          },
-                                        
+
                                         60,30,400,
                                         20,8,1,18.,
                                         20,600,
@@ -184,8 +183,8 @@ static vorbis_info_floor1 _floor_set0={1,
 
 
 static vorbis_info_mapping0 mapping_info={1,{0,1},{0},{0},{0},0, 1, {0},{1}};
-static codec_setup_info codec_setup0={ {0,0}, 
-                                       1,1,1,1,1,0,1,        
+static codec_setup_info codec_setup0={ {0,0},
+                                       1,1,1,1,1,0,1,
                                        {NULL},
                                        {0},{&mapping_info},
                                        {0},{NULL},
@@ -194,7 +193,7 @@ static codec_setup_info codec_setup0={ {0,0},
                                        {NULL},
                                        {&_psy_set0},
                                        &_psy_set0G};
-                                       
+
 static int noisy=0;
 void analysis(char *base,int i,float *v,int n,int bark,int dB){
   if(noisy){
@@ -212,7 +211,7 @@ void analysis(char *base,int i,float *v,int n,int bark,int dB){
           fprintf(of,"%g ",toBARK(22050.f*j/n));
         else
           fprintf(of,"%g ",(float)j);
-      
+
         if(dB){
           fprintf(of,"%g\n",todB(v+j));
         }else{
@@ -269,7 +268,7 @@ int main(int argc,char *argv[]){
         framesize=atoi(argv[0]);
     argv++;
   }
-  
+
   vi.channels=2;
   vi.codec_setup=&codec_setup0;
 
@@ -292,7 +291,7 @@ int main(int argc,char *argv[]){
 
   /* we cheat on the WAV header; we just bypass 44 bytes and never
      verify that it matches 16bit/stereo/44.1kHz. */
-  
+
   fread(buffer,1,44,stdin);
   fwrite(buffer,1,44,stdout);
   memset(buffer,0,framesize*2);
@@ -302,10 +301,10 @@ int main(int argc,char *argv[]){
   fprintf(stderr,"Processing for frame size %d...\n",framesize);
 
   while(!eos){
-    long bytes=fread(buffer2,1,framesize*2,stdin); 
+    long bytes=fread(buffer2,1,framesize*2,stdin);
     if(bytes<framesize*2)
       memset(buffer2+bytes,0,framesize*2-bytes);
-    
+
     if(bytes!=0){
       int nonzero[2];
 
@@ -316,10 +315,10 @@ int main(int argc,char *argv[]){
         pcm[1][i]=((buffer[i*4+3]<<8)|
                    (0x00ff&(int)buffer[i*4+2]))/32768.f;
       }
-      
+
       {
         float secs=framesize/44100.;
-        
+
         ampmax+=secs*ampmax_att_per_sec;
         if(ampmax<-9999)ampmax=-9999;
       }
@@ -331,11 +330,11 @@ int main(int argc,char *argv[]){
         float *logmdct=mdct+framesize/2;
 
         analysis("pre",frameno+i,pcm[i],framesize,0,0);
-        
+
         /* fft and mdct transforms  */
         for(j=0;j<framesize;j++)
           fft[j]=pcm[i][j]*=window[j];
-        
+
         drft_forward(&f_look,fft);
 
         local_ampmax[i]=-9999.f;
@@ -347,7 +346,7 @@ int main(int argc,char *argv[]){
           if(temp>local_ampmax[i])local_ampmax[i]=temp;
         }
         if(local_ampmax[i]>ampmax)ampmax=local_ampmax[i];
-        
+
         mdct_forward(&m_look,pcm[i],mdct);
         for(j=0;j<framesize/2;j++)
           logmdct[j]=todB(mdct+j);
@@ -391,7 +390,7 @@ int main(int argc,char *argv[]){
                                           logmdct,
                                           mask,
                                           logmax,
-                                          
+
                                           flr[i]);
         }
 
@@ -406,7 +405,7 @@ int main(int argc,char *argv[]){
         for(j=0;j<framesize/2;j++)
           if(fabs(pcm[i][j])>1500)
             fprintf(stderr,"%ld ",frameno+i);
-        
+
         analysis("res",frameno+i,pcm[i],framesize/2,1,0);
         analysis("codedflr",frameno+i,flr[i],framesize/2,1,1);
       }
@@ -416,7 +415,7 @@ int main(int argc,char *argv[]){
                              &vi,
                              pcm,
                              nonzero);
-        
+
       for(i=0;i<2;i++)
         analysis("quant",frameno+i,pcm[i],framesize/2,1,0);
 
@@ -426,7 +425,7 @@ int main(int argc,char *argv[]){
                  &mapping_info,
                  pcm,
                  nonzero);
-  
+
       for(i=0;i<2;i++)
         analysis("coupled",frameno+i,pcm[i],framesize/2,1,0);
 
@@ -434,11 +433,11 @@ int main(int argc,char *argv[]){
       for(i=mapping_info.coupling_steps-1;i>=0;i--){
         float *pcmM=pcm[mapping_info.coupling_mag[i]];
         float *pcmA=pcm[mapping_info.coupling_ang[i]];
-        
+
         for(j=0;j<framesize/2;j++){
           float mag=pcmM[j];
           float ang=pcmA[j];
-          
+
           if(mag>0)
             if(ang>0){
               pcmM[j]=mag;
@@ -457,7 +456,7 @@ int main(int argc,char *argv[]){
             }
         }
       }
-    
+
       for(i=0;i<2;i++)
         analysis("decoupled",frameno+i,pcm[i],framesize/2,1,0);
 
@@ -479,7 +478,7 @@ int main(int argc,char *argv[]){
 
 
       }
-           
+
       /* write data.  Use the part of buffer we're about to shift out */
       for(i=0;i<2;i++){
         char  *ptr=buffer+i*2;
@@ -503,7 +502,7 @@ int main(int argc,char *argv[]){
           ptr+=4;
         }
       }
- 
+
       fprintf(stderr,"*");
       fwrite(buffer,1,framesize*2,stdout);
       memmove(buffer,buffer2,framesize*2);
diff --git a/thirdparty/libvorbis/registry.c b/thirdparty/libvorbis/registry.c
index 3961ed14033..74f7ef0396b 100644
--- a/thirdparty/libvorbis/registry.c
+++ b/thirdparty/libvorbis/registry.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: registry for time, floor, res backends and channel mappings
- last mod: $Id: registry.c 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/registry.h b/thirdparty/libvorbis/registry.h
index 3ae04776d85..599d9599426 100644
--- a/thirdparty/libvorbis/registry.h
+++ b/thirdparty/libvorbis/registry.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: registry for time, floor, res backends and channel mappings
- last mod: $Id: registry.h 15531 2008-11-24 23:50:06Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/res0.c b/thirdparty/libvorbis/res0.c
index ec11488c2f2..6d623d730fb 100644
--- a/thirdparty/libvorbis/res0.c
+++ b/thirdparty/libvorbis/res0.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: residue backend 0, 1 and 2 implementation
- last mod: $Id: res0.c 19441 2015-01-21 01:17:41Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/scales.h b/thirdparty/libvorbis/scales.h
index 613f796e770..18bc4e75186 100644
--- a/thirdparty/libvorbis/scales.h
+++ b/thirdparty/libvorbis/scales.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: linear scale -> dB, Bark and Mel scales
- last mod: $Id: scales.h 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/sharedbook.c b/thirdparty/libvorbis/sharedbook.c
index 6bfdf7311ee..4545d4f4590 100644
--- a/thirdparty/libvorbis/sharedbook.c
+++ b/thirdparty/libvorbis/sharedbook.c
@@ -11,11 +11,11 @@
  ********************************************************************
 
  function: basic shared codebook operations
- last mod: $Id: sharedbook.c 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
 #include <stdlib.h>
+#include <limits.h>
 #include <math.h>
 #include <string.h>
 #include <ogg/ogg.h>
@@ -158,25 +158,34 @@ ogg_uint32_t *_make_words(char *l,long n,long sparsecount){
    that's portable and totally safe against roundoff, but I haven't
    thought of it.  Therefore, we opt on the side of caution */
 long _book_maptype1_quantvals(const static_codebook *b){
-  long vals=floor(pow((float)b->entries,1.f/b->dim));
+  long vals;
+  if(b->entries<1){
+    return(0);
+  }
+  vals=floor(pow((float)b->entries,1.f/b->dim));
 
   /* the above *should* be reliable, but we'll not assume that FP is
      ever reliable when bitstream sync is at stake; verify via integer
      means that vals really is the greatest value of dim for which
      vals^b->bim <= b->entries */
   /* treat the above as an initial guess */
+  if(vals<1){
+    vals=1;
+  }
   while(1){
     long acc=1;
     long acc1=1;
     int i;
     for(i=0;i<b->dim;i++){
+      if(b->entries/vals<acc)break;
       acc*=vals;
-      acc1*=vals+1;
+      if(LONG_MAX/(vals+1)<acc1)acc1=LONG_MAX;
+      else acc1*=vals+1;
     }
-    if(acc<=b->entries && acc1>b->entries){
+    if(i>=b->dim && acc<=b->entries && acc1>b->entries){
       return(vals);
     }else{
-      if(acc>b->entries){
+      if(i<b->dim || acc>b->entries){
         vals--;
       }else{
         vals++;
diff --git a/thirdparty/libvorbis/smallft.c b/thirdparty/libvorbis/smallft.c
index ae2bc41b6b1..6d528af423d 100644
--- a/thirdparty/libvorbis/smallft.c
+++ b/thirdparty/libvorbis/smallft.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: *unnormalized* fft transform
- last mod: $Id: smallft.c 16227 2009-07-08 06:58:46Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/smallft.h b/thirdparty/libvorbis/smallft.h
index 456497326ca..9e867c67d22 100644
--- a/thirdparty/libvorbis/smallft.h
+++ b/thirdparty/libvorbis/smallft.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: fft transform
- last mod: $Id: smallft.h 13293 2007-07-24 00:09:47Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/synthesis.c b/thirdparty/libvorbis/synthesis.c
index 932d271a63a..5f6092c3d30 100644
--- a/thirdparty/libvorbis/synthesis.c
+++ b/thirdparty/libvorbis/synthesis.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: single-block PCM synthesis
- last mod: $Id: synthesis.c 19441 2015-01-21 01:17:41Z xiphmont $
 
  ********************************************************************/
 
@@ -117,7 +116,7 @@ int vorbis_synthesis_trackonly(vorbis_block *vb,ogg_packet *op){
   if(!ci->mode_param[mode]){
     return(OV_EBADPACKET);
   }
-  
+
   vb->W=ci->mode_param[mode]->blockflag;
   if(vb->W){
     vb->lW=oggpack_read(opb,1);
diff --git a/thirdparty/libvorbis/tone.c b/thirdparty/libvorbis/tone.c
index 73afc67d4c3..5b8b0206040 100644
--- a/thirdparty/libvorbis/tone.c
+++ b/thirdparty/libvorbis/tone.c
@@ -12,7 +12,7 @@ int main (int argc,char *argv[]){
   int i,j;
   double *f;
   double *amp;
-  
+
   if(argc<2)usage();
 
   f=alloca(sizeof(*f)*(argc-1));
@@ -21,7 +21,7 @@ int main (int argc,char *argv[]){
   i=0;
   while(argv[i+1]){
     char *pos=strchr(argv[i+1],',');
-    
+
     f[i]=atof(argv[i+1]);
     if(pos)
       amp[i]=atof(pos+1)*32767.f;
diff --git a/thirdparty/libvorbis/vorbis/codec.h b/thirdparty/libvorbis/vorbis/codec.h
index 999aa33510a..42aa29138e5 100644
--- a/thirdparty/libvorbis/vorbis/codec.h
+++ b/thirdparty/libvorbis/vorbis/codec.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: libvorbis codec headers
- last mod: $Id: codec.h 17021 2010-03-24 09:29:41Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/vorbis/vorbisenc.h b/thirdparty/libvorbis/vorbis/vorbisenc.h
index 02332b50caf..55f3b4a6672 100644
--- a/thirdparty/libvorbis/vorbis/vorbisenc.h
+++ b/thirdparty/libvorbis/vorbis/vorbisenc.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: vorbis encode-engine setup
- last mod: $Id: vorbisenc.h 17021 2010-03-24 09:29:41Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/vorbis/vorbisfile.h b/thirdparty/libvorbis/vorbis/vorbisfile.h
index 9271331e723..56626119bbd 100644
--- a/thirdparty/libvorbis/vorbis/vorbisfile.h
+++ b/thirdparty/libvorbis/vorbis/vorbisfile.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: stdio-based convenience library for opening/seeking/decoding
- last mod: $Id: vorbisfile.h 17182 2010-04-29 03:48:32Z xiphmont $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/vorbisenc.c b/thirdparty/libvorbis/vorbisenc.c
index b5d621e9009..4a4607cb413 100644
--- a/thirdparty/libvorbis/vorbisenc.c
+++ b/thirdparty/libvorbis/vorbisenc.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: simple programmatic interface for encoder mode setup
- last mod: $Id: vorbisenc.c 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/vorbisfile.c b/thirdparty/libvorbis/vorbisfile.c
index fc0c86ff11d..b570c3c5f6d 100644
--- a/thirdparty/libvorbis/vorbisfile.c
+++ b/thirdparty/libvorbis/vorbisfile.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: stdio-based convenience library for opening/seeking/decoding
- last mod: $Id: vorbisfile.c 19457 2015-03-03 00:15:29Z giles $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/window.c b/thirdparty/libvorbis/window.c
index 0305b79297e..b3b7ce0163c 100644
--- a/thirdparty/libvorbis/window.c
+++ b/thirdparty/libvorbis/window.c
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: window functions
- last mod: $Id: window.c 19028 2013-12-02 23:23:39Z tterribe $
 
  ********************************************************************/
 
diff --git a/thirdparty/libvorbis/window.h b/thirdparty/libvorbis/window.h
index 51f97599f59..6ac260749ee 100644
--- a/thirdparty/libvorbis/window.h
+++ b/thirdparty/libvorbis/window.h
@@ -11,7 +11,6 @@
  ********************************************************************
 
  function: window functions
- last mod: $Id: window.h 19028 2013-12-02 23:23:39Z tterribe $
 
  ********************************************************************/