From d132e86f1d13d469bf0a9c5842ab1bafe62bbd96 Mon Sep 17 00:00:00 2001
From: Ashley Blewer <ashley.blewer@gmail.com>
Date: Mon, 7 Aug 2017 13:30:35 -0400
Subject: [PATCH 1/4] adds audio phase shift command #195

---
 index.html | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/index.html b/index.html
index 1757fd9..4a64fa2 100644
--- a/index.html
+++ b/index.html
@@ -1110,6 +1110,30 @@
   <div class="well">
   <h4>Normalize/Equalize Audio</h4>
 
+  <!-- phase shift -->
+  <span data-toggle="modal" data-target="#phase_shift"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="Inverses the audio phase of the second channel">Flip phase shift</button></span>
+  <div id="phase_shift" class="modal fade" tabindex="-1" role="dialog">
+    <div class="modal-dialog modal-lg">
+      <div class="modal-content">
+        <div class="well">
+          <h3>Flip audio phase shift</h3>
+          <p><code>ffmpeg -i <i>input_file</i> -af pan="stereo| c0=c0| c1=-1*c1" <i>output_file</i></code></p>
+          <p>This command inverses the audio phase of the second channel by shifting it 180°.</p>
+          <dl>
+            <dt>ffmpeg</dt><dd>starts the command</dd>
+            <dt>-i <i>input file</i></dt><dd>path, name and extension of the input file</dd>
+            <dt>-af</dt><dd>specifies that the next section should be interpreted as an audio filter</dd>
+            <dt>pan=<dt><dd>tell the quoted text below to use the <a href="https://ffmpeg.org/ffmpeg-filters.html#pan-1" target="_blank">pan filter</a></dd>
+            <dt>"stereo| c0=c0| c1=-1*c1"</dt><dd>maps the output's first channel (c0) to the input's first channel and the output's second channel (c1) to the inverse of the input's second channel</dd>
+            <dt><i>output file</i></dt><dd>path, name and extension of the output file</dd>
+          </dl>
+          <p class="link"></p>
+        </div>
+      </div>
+    </div>
+  </div>
+  <!-- ends phase shift -->
+  
   <!-- loudnorm metadata -->
   <span data-toggle="modal" data-target="#loudnorm_metadata"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="Calculate Loudness Levels">Calculate Loudness Levels</button></span>
   <div id="loudnorm_metadata" class="modal fade" tabindex="-1" role="dialog">

From e4611d8b6bc4a6cccd0dfce840105c10c325dd5c Mon Sep 17 00:00:00 2001
From: Ashley Blewer <ashley.blewer@gmail.com>
Date: Mon, 7 Aug 2017 13:39:45 -0400
Subject: [PATCH 2/4] removes spaces from pan= command

---
 index.html | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/index.html b/index.html
index 4a64fa2..e456607 100644
--- a/index.html
+++ b/index.html
@@ -1124,7 +1124,7 @@
             <dt>-i <i>input file</i></dt><dd>path, name and extension of the input file</dd>
             <dt>-af</dt><dd>specifies that the next section should be interpreted as an audio filter</dd>
             <dt>pan=<dt><dd>tell the quoted text below to use the <a href="https://ffmpeg.org/ffmpeg-filters.html#pan-1" target="_blank">pan filter</a></dd>
-            <dt>"stereo| c0=c0| c1=-1*c1"</dt><dd>maps the output's first channel (c0) to the input's first channel and the output's second channel (c1) to the inverse of the input's second channel</dd>
+            <dt>"stereo|c0=c0|c1=-1*c1"</dt><dd>maps the output's first channel (c0) to the input's first channel and the output's second channel (c1) to the inverse of the input's second channel</dd>
             <dt><i>output file</i></dt><dd>path, name and extension of the output file</dd>
           </dl>
           <p class="link"></p>
@@ -1133,7 +1133,7 @@
     </div>
   </div>
   <!-- ends phase shift -->
-  
+
   <!-- loudnorm metadata -->
   <span data-toggle="modal" data-target="#loudnorm_metadata"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="Calculate Loudness Levels">Calculate Loudness Levels</button></span>
   <div id="loudnorm_metadata" class="modal fade" tabindex="-1" role="dialog">

From 0ba25be0822ab1e9fa553c69852ed2622747fb3e Mon Sep 17 00:00:00 2001
From: Ashley Blewer <ashley.blewer@gmail.com>
Date: Mon, 7 Aug 2017 13:40:54 -0400
Subject: [PATCH 3/4] removes spaces from pan= command command command

---
 index.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.html b/index.html
index e456607..698de7b 100644
--- a/index.html
+++ b/index.html
@@ -1117,7 +1117,7 @@
       <div class="modal-content">
         <div class="well">
           <h3>Flip audio phase shift</h3>
-          <p><code>ffmpeg -i <i>input_file</i> -af pan="stereo| c0=c0| c1=-1*c1" <i>output_file</i></code></p>
+          <p><code>ffmpeg -i <i>input_file</i> -af pan="stereo|c0=c0|c1=-1*c1" <i>output_file</i></code></p>
           <p>This command inverses the audio phase of the second channel by shifting it 180°.</p>
           <dl>
             <dt>ffmpeg</dt><dd>starts the command</dd>

From e6962b3ca49377620d323b1ba5b0ae9f5d56c081 Mon Sep 17 00:00:00 2001
From: Ashley Blewer <ashley.blewer@gmail.com>
Date: Mon, 7 Aug 2017 13:44:06 -0400
Subject: [PATCH 4/4] uses word rotating instead of shifting, as it is more
 specific

---
 index.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.html b/index.html
index 698de7b..d899012 100644
--- a/index.html
+++ b/index.html
@@ -1118,7 +1118,7 @@
         <div class="well">
           <h3>Flip audio phase shift</h3>
           <p><code>ffmpeg -i <i>input_file</i> -af pan="stereo|c0=c0|c1=-1*c1" <i>output_file</i></code></p>
-          <p>This command inverses the audio phase of the second channel by shifting it 180°.</p>
+          <p>This command inverses the audio phase of the second channel by rotating it 180°.</p>
           <dl>
             <dt>ffmpeg</dt><dd>starts the command</dd>
             <dt>-i <i>input file</i></dt><dd>path, name and extension of the input file</dd>