From 2a69a771bb65230597a2b12574344ebe820c534e Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Sun, 21 Sep 2014 11:16:50 +0200
Subject: Generalize size resolving (avoiding dependency on jpeginfo).

---
 localvideowebencode | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/localvideowebencode b/localvideowebencode
index b99fdd7..cd9c5e8 100755
--- a/localvideowebencode
+++ b/localvideowebencode
@@ -273,8 +273,11 @@ case "$h264profile" in
     *) exit1 "Unknown MPEG-4 AVC profile \"$h264profile\".";;
 esac
 
-if [ -n "${width:-$width_in}" ] && [ -n "${height:-$height_in}" ]; then
-	_pixels="$((${width:-$width_in}*${height:-$height_in}))"
+_width="${width:-$width_in}"
+_height="${height:-$height_in}"
+
+if [ -n "$_width" ] && [ -n "$_height" ]; then
+	_pixels="$(($_width*$_height))"
 fi
 _frames="${framerate:-$framerate_in}"
 
@@ -370,25 +373,24 @@ rm -f $stem.xml
 ## JPEG preview
 ffmpegthumbnailer -s0 -i "$stem.mp4" -o "$stem.jpg"
 
-# resolve width and height from preview image
-size=$(jpeginfo "$stem.jpg" | perl -ane 'print "$F[1]x$F[3]"')
-width=$(echo "$size" | perl -Fx -ane 'print $F[0]')
-height=$(echo "$size" | perl -Fx -ane 'print $F[1]')
-heightplus=${height:+$(($height+4))}
+__width="${_width:+ width=\"$_width\"}"
+__height="${_height:+ height=\"$_height\"}"
+# Flash object needs extra space for controllers
+__heightplus=${_height:+ height=\"$(($_height+4))\"}
 
 # TODO: resolve flash player to use
 [ -z "$flashplayer" ] || flash=yes
 
 cat >"$stem.html" <<EOF
 <!-- Video for Everybody, Kroc Camen of Camen Design -->
-<video width="$width" height="$height" preload controls>
+<video$__width$__height preload controls>
 <source src="$stem.mp4"  type="video/mp4" />
 <source src="$stem.webm" type="video/webm" />
 <source src="$stem.ogv"  type="video/ogg" />
-${flash:+<object width="$width" height="$heightplus" type="application/x-shockwave-flash" data="$flashplayer.swf">
+${flash:+<object$__width$__heightplus type="application/x-shockwave-flash" data="$flashplayer.swf">
 <param name="movie" value="$flashplayer.swf" />
 <param name="flashvars" value="image=$stem.jpg&amp;file=$stem.mp4" />
-}<img src="$stem.jpg" width="$width" height="$height" alt="$title"
+}<img src="$stem.jpg"$__width$__height alt="$title"
  title="No video playback capabilities, please download the video below" />
 ${flash:+</object>
 }</video>
-- 
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