From a0e8a535be2b870eafa8feecde003d98c638bcb2 Mon Sep 17 00:00:00 2001
From: Leo Vivier <zaeph@zaeph.net>
Date: Sat, 5 Nov 2022 08:32:16 +0100
Subject: =?UTF-8?q?Use=20latest=20version=20of=20zaeph=E2=80=99s=20reencod?=
 =?UTF-8?q?e.sh?=
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- cpu set to 4 for parallelization (> 4 doesn’t work)
- add getopts option for development
---
 roles/prerec/templates/reencode.sh | 48 ++++++++++++++++++++++++++++++++++----
 1 file changed, 43 insertions(+), 5 deletions(-)
 mode change 100644 => 100755 roles/prerec/templates/reencode.sh

diff --git a/roles/prerec/templates/reencode.sh b/roles/prerec/templates/reencode.sh
old mode 100644
new mode 100755
index d0c98c3..e3a82eb
--- a/roles/prerec/templates/reencode.sh
+++ b/roles/prerec/templates/reencode.sh
@@ -1,5 +1,43 @@
-Q=32
-CPU=8
-TIME_LIMIT=''
-ffmpeg -y -i "$1" $TIME_LIMIT -c:v libvpx-vp9 -b:v 0 -crf $Q -an -row-mt 1 -tile-columns 2 -tile-rows 2 -cpu-used $CPU -g 240 -pass 1 -f webm -threads $CPU /dev/null &&
-    ffmpeg -y -i "$1" $TIME_LIMIT -c:v libvpx-vp9 -b:v 0 -crf $Q -c:a libopus -row-mt 1 -tile-columns 2 -tile-rows 2 -cpu-used $CPU -pass 2 -g 240 -threads $CPU "$2"
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+# Defaults
+q=32
+cpu=4
+time_limit=""
+print_only=false
+
+while getopts :q:c:t:s OPT; do
+    case $OPT in
+        q|+q)
+            q="$OPTARG"
+            ;;
+        c|+c)
+            cpu="$OPTARG"
+            ;;
+        t|+t)
+            time_limit="-to $OPTARG"
+            ;;
+        s)
+            print_only=true
+            ;;
+        *)
+            echo "usage: `basename $0` [+-q ARG] [+-c ARG} [--] ARGS..."
+            exit 2
+    esac
+done
+shift `expr $OPTIND - 1`
+OPTIND=1
+
+command="$(cat<<EOF
+ffmpeg -y -i "$1" $time_limit -c:v libvpx-vp9 -b:v 0 -crf $q -an -row-mt 1 -tile-columns 2 -tile-rows 2 -cpu-used $cpu -g 240 -pass 1 -f webm -threads $cpu /dev/null &&
+    ffmpeg -y -i "$1" $time_limit -c:v libvpx-vp9 -b:v 0 -crf $q -c:a libopus -row-mt 1 -tile-columns 2 -tile-rows 2 -cpu-used $cpu -pass 2 -g 240 -threads $cpu "$2"
+EOF
+)"
+
+if [ $print_only == true ]; then
+    echo "$command"
+else
+    eval "$command"
+fi
-- 
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