Merge pull request #194 from amiaopensource/structure

- adds strip metadata recipe

index.html

@@ -30,8 +30,8 @@
   <p>For instructions on how to install FFmpeg on Mac, Linux, and Windows, refer to Reto Kromer’s <a href="https://avpres.net/FFmpeg/#ch1" target="_blank">installation instructions</a>.</p>
   <p>For Bash and command line basics, try the <a href="https://learnpythonthehardway.org/book/appendixa.html" target="_blank">Command Line Crash Course</a>. For a little more context presented in an ffmprovisr style, try <a href="http://explainshell.com/" target="_blank">explainshell.com</a>!</p>
   <h5>License</h5>
-  <p><a href="https://creativecommons.org/licenses/by-sa/4.0/" target="_blank"><img alt="Creative Commons License" src="https://i.creativecommons.org/l/by-sa/4.0/88x31.png"></a><br>
+  <p><a href="https://creativecommons.org/licenses/by/4.0/" target="_blank"><img alt="Creative Commons License" src="https://i.creativecommons.org/l/by/4.0/88x31.png"></a><br>
-    This work is licensed under a <a href="https://creativecommons.org/licenses/by-sa/4.0/" target="_blank">Creative Commons Attribution-ShareAlike 4.0 International License</a>.</p>
+    This work is licensed under a <a href="https://creativecommons.org/licenses/by/4.0/" target="_blank">Creative Commons Attribution 4.0 International License</a>.</p>
   <h5>Sister projects</h5>
   <p><a href="http://dd388.github.io/crals/" target="_blank">Script Ahoy</a>: Community Resource for Archivists and Librarians Scripting</p>
   <p><a href="https://datapraxis.github.io/sourcecaster/" target="_blank">The Sourcecaster</a>: an app that helps you use the command line to work through common challenges that come up when working with digital primary sources.</p>
@@ -1206,7 +1206,7 @@
     </div>
   </div>
   <!-- ends RIAA equalization -->
-  
+
   </div>
   <div class="well">
   <h4>Preservation</h4>
@@ -1658,6 +1658,33 @@ foreach ($file in $inputfiles) {
   </div>
   <!-- ends SMPTE bars + Sine wave -->
 
+  </div>
+  <div class="well">
+  <h4>Repair</h4>
+
+  <!-- Fix A/V async 1 -->
+  <span data-toggle="modal" data-target="#avsync_aresample"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="Fix A/V sync issues by resampling audio">Fix AV Sync: Resample audio</button></span>
+  <div id="avsync_aresample" class="modal fade" tabindex="-1" role="dialog">
+    <div class="modal-dialog modal-lg">
+      <div class="modal-content">
+        <div class="well">
+          <h3>Fix AV Sync: Resample audio</h3>
+          <p><code>ffmpeg -i <i>input_file</i> -c:v copy -c:a pcm_s16le -af "aresample=async=1000" <i>output_file</i></code></p>
+          <dl>
+            <dt>ffmpeg</dt><dd>starts the command</dd>
+            <dt><i>input_file</i></dt><dd>path, name and extension of the input file</dd>
+            <dt>-c:v copy</dt><dd>Copy all mapped video streams.</dd>
+            <dt>-c:a pcm_s16le</dt><dd>Tells ffmpeg to encode the audio stream in 16-bit linear PCM (<a href="https://en.wikipedia.org/wiki/Endianness#Little-endian" target="_blank">little endian</a>)</dd>
+            <dt>-af "aresample=async=1000"</dt><dd>Stretch/squeezes samples to given timestamps, with maximum of 1000 samples per second compensation <a href="https://ffmpeg.org/ffmpeg-filters.html#aresample-1" target="_blank">[more]</a></dd>
+            <dt><i>output_file</i></dt><dd>path, name and extension of the output file. Try different file extensions such as mkv, mov, mp4, or avi.</dd>
+          </dl>
+          <p class="link"></p>
+        </div>
+      </div>
+    </div>
+  </div>
+  <!-- ends Fix A/V async 1 -->
+
   </div>
   <div class="well">
   <h4>Other</h4>
@@ -2156,32 +2183,28 @@ e.g.: <code>ffmpeg -f concat -safe 0 -i mylist.txt -c copy <i>output_file</i></c
   </div>
   <!-- ends Generate Video Fingerprint -->
 
-  </div>
+  <!-- Strip metadata -->
-  <div class="well">
+  <span data-toggle="modal" data-target="#strip_metadata"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="Strip metadata">Strip metadata</button></span>
-  <h4>Repair</h4>
+  <div id="strip_metadata" class="modal fade" tabindex="-1" role="dialog">
-
-  <!-- Fix A/V async 1 -->
-  <span data-toggle="modal" data-target="#avsync_aresample"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="Fix A/V sync issues by resampling audio">Fix AV Sync: Resample audio</button></span>
-  <div id="avsync_aresample" class="modal fade" tabindex="-1" role="dialog">
     <div class="modal-dialog modal-lg">
       <div class="modal-content">
         <div class="well">
-          <h3>Fix AV Sync: Resample audio</h3>
+          <h3>Strips metadata from video file</h3>
-          <p><code>ffmpeg -i <i>input_file</i> -c:v copy -c:a pcm_s16le -af "aresample=async=1000" <i>output_file</i></code></p>
+          <p><code>ffmpeg -i <i>input_file</i> -map_metadata -1 -c:v copy -c:a copy <i>output_file</i></code></p>
           <dl>
             <dt>ffmpeg</dt><dd>starts the command</dd>
-            <dt><i>input_file</i></dt><dd>path, name and extension of the input file</dd>
+            <dt>-i <i>input_file</i></dt><dd>path, name and extension of the input file</dd>
-            <dt>-c:v copy</dt><dd>Copy all mapped video streams.</dd>
+            <dt>-map_metadata -1</dt><dd>sets metadata copying to -1, which copies nothing</dd>
-            <dt>-c:a pcm_s16le</dt><dd>Tells ffmpeg to encode the audio stream in 16-bit linear PCM (<a href="https://en.wikipedia.org/wiki/Endianness#Little-endian" target="_blank">little endian</a>)</dd>
+            <dt>-vcodec copy</dt><dd>copies video track</dd>
-            <dt>-af "aresample=async=1000"</dt><dd>Stretch/squeezes samples to given timestamps, with maximum of 1000 samples per second compensation <a href="https://ffmpeg.org/ffmpeg-filters.html#aresample-1" target="_blank">[more]</a></dd>
+            <dt>-acodec copy</dt><dd>copies audio track</dd>
-            <dt><i>output_file</i></dt><dd>path, name and extension of the output file. Try different file extensions such as mkv, mov, mp4, or avi.</dd>
+            <dt><i>output_file</i></dt><dd>Makes copy of original file and names output file</dd>
           </dl>
           <p class="link"></p>
         </div>
       </div>
     </div>
   </div>
-  <!-- ends Fix A/V async 1 -->
+  <!-- ends Strip metadata -->
 
   </div>
 

readme.md

@@ -49,7 +49,7 @@ You can read our contributor code of conduct [here](https://github.com/amiaopens
 ## Contributors
 * Gathered using [octohatrack](https://github.com/LABHR/octohatrack)
 
-GitHub Contributors:  
+*GitHub Contributors*:  
 ablwr (Ashley)  
 dericed (Dave Rice)  
 edsu (Ed Summers)  
@@ -58,33 +58,38 @@ kfrn (Katherine Frances Nagels)
 kgrons (Kathryn Gronsbell)  
 kieranjol (Kieran O'Leary)  
 llogan (Lou)  
+pjotrek-b (Peter B.)  
 privatezero (Andrew Weaver)  
 retokromer (Reto Kromer)  
 rfraimow  
-
+  
-All Contributors:  
+*All Contributors*:  
 ablwr (Ashley)  
 audiovisualopen  
 brainwane (Sumana Harihareswara)  
+bturkus  
 dericed (Dave Rice)  
 edsu (Ed Summers)  
 Fizz24  
-jamessam (Jim)  
+jamessam (Jim Sam)  
 jfarbowitz (Jonathan Farbowitz)  
 jronallo (Jason Ronallo)  
+kellyhaydon (metacynic)  
 kfrn (Katherine Frances Nagels)  
 kgrons (Kathryn Gronsbell)  
 kieranjol (Kieran O'Leary)  
 llogan (Lou)  
 mulvya  
+pjotrek-b (Peter B.)  
 privatezero (Andrew Weaver)  
 retokromer (Reto Kromer)  
 rfraimow  
+richardpl (Paul B Mahol)  
 todrobbins (Tod Robbins)  
-
+  
 Repo: amiaopensource/ffmprovisr  
-GitHub Contributors: 11  
+GitHub Contributors: 12  
-All Contributors: 18  
+All Contributors: 22  
 
 ## AVHack Team