readme

README.md

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+# Installation
+
+```bash
+git clone https://github.com/zevaverbach/extract_audio_from_video
+ln -s <wherever you cloned it to>/app/extract_audio /usr/local/bin/extract
+```
+
+# Usage
+
+```bash
+extract <directory full of (only) video files>
+```
+
+This will produce m4a versions of the video files in that same directory.