Merge branch 'master' of mihanson@knoppmyth.net:LinHES-PKGBUILD

2 files changed, 96 insertions, 63 deletions

diff --git a/abs/core-testing/test-pattern/PKGBUILD b/abs/core-testing/test-pattern/PKGBUILD
index db15a0d..7ac825b 100644
--- a/abs/core-testing/test-pattern/PKGBUILD
+++ b/abs/core-testing/test-pattern/PKGBUILD
@@ -1,6 +1,6 @@
 pkgname=test-pattern
 pkgver=1.0
-pkgrel=4
+pkgrel=6
 arch=('i686')
 pkgdesc="script to create test pattern videos"
 depends=(imagemagick)
@@ -13,4 +13,4 @@ build() {
   install -m755 -D test_pattern.bash $startdir/pkg/usr/bin/test_pattern.bash
 }
 
-md5sums=('fbe06cf5a38090e2242f4c3e42f3fc7a')
+md5sums=('3a427a5dee0763c6b0a5938fedbde883')
diff --git a/abs/core-testing/test-pattern/test_pattern.bash b/abs/core-testing/test-pattern/test_pattern.bash
index 6e7fff9..d220fb0 100755
--- a/abs/core-testing/test-pattern/test_pattern.bash
+++ b/abs/core-testing/test-pattern/test_pattern.bash
@@ -8,8 +8,10 @@ rate=50
 TEMPDIR=
 unset remove_tempdir
 interlaced=
+aspect_ratio=
+bitrate=
 
-while getopts ":w:h:t:r:i" opt; do
+while getopts ":w:h:t:r:ia:b:" opt; do
   case $opt in
     w)
       w=$OPTARG
@@ -26,8 +28,14 @@ while getopts ":w:h:t:r:i" opt; do
     i)
       interlaced=TRUE
       ;;
+    a)
+      aspect_ratio=$OPTARG
+      ;;
+    b)
+      bitrate=$OPTARG
+      ;;
     \?)
-      echo -n"\
+      echo -n "\
 Error: Invalid option -$OPTARG
 
 Usage:
@@ -38,14 +46,28 @@ Usage:
         The height in pixels.
     -t tempdir
 	Temporary directory for intermediate files. If no directory is specified, one is created and deleted at the end of processing.
-    -r framerate
+    -r fieldrate
     -i
 	Generate an interlaced test pattern
+    -a n:m
+	Aspect ratio of generated video.
+    -b bitrate
+	Bitrate used for encoding.
+
+Example:
+test_pattern.bash -w 1440 -h 1080 -t temp -r 50 -i -a 16:9 -b 12000k
 "
       exit 1
   esac
 done
 
+if [ -z "$aspect_ratio" ] ; then
+  aspect_ratio="${w}:${h}"
+fi
+
+aspectx=$(echo $aspect_ratio | cut -d: -f1)
+aspecty=$(echo $aspect_ratio | cut -d: -f2)
+
 # Calculate some dimensions based on the requested size.
 
 barw=$((w/32))
@@ -54,14 +76,18 @@ barstart=$((-barw/barstep-1))
 
 frames=$((w/2))
 
-unit=$((h*2/27))
-gridlw=$((unit*3/43))
+unity=$((h*2/27))
+unitx=$((unity*aspecty*w/(aspectx*h)))
+gridlw=$((unity*3/43))
+
+echo unity=$unity
+echo unitx=$unitx
 
-nvgrid=$(((h-gridlw)/unit))
-nhgrid=$(((((w-gridlw)/unit)-1)/2*2+1))
+nvgrid=$(((h-gridlw)/unity))
+nhgrid=$(((((w-gridlw)/unitx)-1)/2*2+1))
 
-gridstartx=$((w/2-(nhgrid*unit+gridlw)/2-1))
-gridstarty=$((h/2-(nvgrid*unit+gridlw)/2-1))
+gridstartx=$((w/2-(nhgrid*unitx+gridlw)/2-1))
+gridstarty=$((h/2-(nvgrid*unity+gridlw)/2-1))
 
 echo nvgrid=$nvgrid
 echo nhgrid=$nhgrid
@@ -86,88 +112,88 @@ checker=( -fill "rgb(192,192,192)" )
 for ((g=-9;g<=7;g=g+2)) ; do
   checker=( "${checker[@]}" 
     -draw 
-    "rectangle $((w/2+g*unit*7/10)),$((gridstarty+unit*3+gridlw)) $((w/2+(g+1)*unit*7/10)),$((gridstarty+unit*4+gridlw))" )
+    "rectangle $((w/2+g*unitx*7/10)),$((gridstarty+unity*3+gridlw)) $((w/2+(g+1)*unitx*7/10)),$((gridstarty+unity*4+gridlw))" )
 done
 
 checker=( "${checker[@]}" -fill black )
 for ((g=-8;g<=8;g=g+2)) ; do
   checker=( "${checker[@]}" 
     -draw 
-    "rectangle $((w/2+g*unit*7/10)),$((gridstarty+unit*3+gridlw)) $((w/2+(g+1)*unit*7/10)),$((gridstarty+unit*4+gridlw))" )
+    "rectangle $((w/2+g*unitx*7/10)),$((gridstarty+unity*3+gridlw)) $((w/2+(g+1)*unitx*7/10)),$((gridstarty+unity*4+gridlw))" )
 done
 
 unset stripe
 stripe=( -fill white )
  
 for ((g=0;g<5;g++)) ; do
-  startx=$((w/2+(3-g*2)*unit))
-  endx=$((startx+2*unit))
+  startx=$((w/2+(3-g*2)*unitx))
+  endx=$((startx+2*unitx))
 
   for ((x=startx;x<endx;x=x+2*(g+1))) ; do 
     stripe=( "${stripe[@]}" 
       -draw 
-      "rectangle $x,$((gridstarty+unit*7+gridlw)) $((x+g)),$((gridstarty+unit*9+gridlw))" )
+      "rectangle $x,$((gridstarty+unity*7+gridlw)) $((x+g)),$((gridstarty+unity*9+gridlw))" )
   done
 done
 
 for ((g=0;g<13;g++)) ; do
   stripe=( "${stripe[@]}" 
     -draw 
-    "rectangle $((gridstartx+(nhgrid/2-6+g)*unit)),$((gridstarty+unit*6+gridlw)) $((gridstartx+(nhgrid/2-6+g)*unit+gridlw)),$((gridstarty+unit*7+gridlw-1))" )  
+    "rectangle $((gridstartx+(nhgrid/2-6+g)*unitx)),$((gridstarty+unity*6+gridlw)) $((gridstartx+(nhgrid/2-6+g)*unitx+gridlw)),$((gridstarty+unity*7+gridlw-1))" )  
 done
 
 convert -size ${w}x${h} xc:white \
         -fill "rgb(204,204,0)" \
-        -draw "rectangle $((w/2-6*unit)),$((gridstarty+unit*4+gridlw)) $((w/2-4*unit)),$((gridstarty+unit*6+gridlw))" \
-        -draw "rectangle $((w/2-6*unit)),$((gridstarty+unit*11+gridlw)) $((w/2+6*unit)),$((gridstarty+unit*13+gridlw))" \
+        -draw "rectangle $((w/2-6*unitx)),$((gridstarty+unity*4+gridlw)) $((w/2-4*unitx)),$((gridstarty+unity*6+gridlw))" \
+        -draw "rectangle $((w/2-6*unitx)),$((gridstarty+unity*11+gridlw)) $((w/2+6*unitx)),$((gridstarty+unity*13+gridlw))" \
         -fill "rgb(0,204,204)" \
-        -draw "rectangle $((w/2-4*unit)),$((gridstarty+unit*4+gridlw)) $((w/2-2*unit)),$((gridstarty+unit*6+gridlw))" \
+        -draw "rectangle $((w/2-4*unitx)),$((gridstarty+unity*4+gridlw)) $((w/2-2*unitx)),$((gridstarty+unity*6+gridlw))" \
         -fill "rgb(0,204,0)" \
-        -draw "rectangle $((w/2-2*unit)),$((gridstarty+unit*4+gridlw)) $((w/2-0*unit)),$((gridstarty+unit*6+gridlw))" \
+        -draw "rectangle $((w/2-2*unitx)),$((gridstarty+unity*4+gridlw)) $((w/2-0*unitx)),$((gridstarty+unity*6+gridlw))" \
         -fill "rgb(204,0,204)" \
-        -draw "rectangle $((w/2-0*unit)),$((gridstarty+unit*4+gridlw)) $((w/2+2*unit)),$((gridstarty+unit*6+gridlw))" \
+        -draw "rectangle $((w/2-0*unitx)),$((gridstarty+unity*4+gridlw)) $((w/2+2*unitx)),$((gridstarty+unity*6+gridlw))" \
         -fill "rgb(204,0,0)" \
-        -draw "rectangle $((w/2+2*unit)),$((gridstarty+unit*4+gridlw)) $((w/2+4*unit)),$((gridstarty+unit*6+gridlw))" \
-        -draw "rectangle $((w/2-unit/2)),$((gridstarty+unit*11+gridlw)) $((w/2+unit/2)),$((gridstarty+unit*13+gridlw))" \
+        -draw "rectangle $((w/2+2*unitx)),$((gridstarty+unity*4+gridlw)) $((w/2+4*unitx)),$((gridstarty+unity*6+gridlw))" \
+        -draw "rectangle $((w/2-unitx/2)),$((gridstarty+unity*11+gridlw)) $((w/2+unitx/2)),$((gridstarty+unity*13+gridlw))" \
         -fill "rgb(0,0,204)" \
-        -draw "rectangle $((w/2+4*unit)),$((gridstarty+unit*4+gridlw)) $((w/2+6*unit)),$((gridstarty+unit*6+gridlw))" \
+        -draw "rectangle $((w/2+4*unitx)),$((gridstarty+unity*4+gridlw)) $((w/2+6*unitx)),$((gridstarty+unity*6+gridlw))" \
 \
 	-fill black \
-        -draw "rectangle $((w/2-6*unit)),$((gridstarty+unit*6+gridlw)) $((w/2+6*unit)),$((gridstarty+unit*9+gridlw))" \
+        -draw "rectangle $((w/2-6*unitx)),$((gridstarty+unity*6+gridlw)) $((w/2+6*unitx)),$((gridstarty+unity*9+gridlw))" \
 	"${stripe[@]}" \
 	-fill black \
-        -draw "rectangle $((w/2-(unit-gridlw)/2)),$((gridstarty+unit*5+gridlw)) $((w/2+(unit-gridlw)/2-1)),$((gridstarty+unit*8+gridlw))" \
+        -draw "rectangle $((w/2-(unitx-gridlw)/2)),$((gridstarty+unity*5+gridlw)) $((w/2+(unitx-gridlw)/2-1)),$((gridstarty+unity*8+gridlw))" \
 	-fill white \
-        -draw "rectangle $((w/2-6*unit)),$((h/2-gridlw/2)) $((w/2+6*unit)),$((h/2-gridlw/2+gridlw))" \
-        -draw "rectangle $((w/2-gridlw/2)),$((gridstarty+unit*5+gridlw)) $((w/2-gridlw/2+gridlw)),$((gridstarty+unit*8+gridlw))" \
+        -draw "rectangle $((w/2-6*unitx)),$((h/2-gridlw/2)) $((w/2+6*unitx)),$((h/2-gridlw/2+gridlw))" \
+        -draw "rectangle $((w/2-gridlw/2)),$((gridstarty+unity*5+gridlw)) $((w/2-gridlw/2+gridlw)),$((gridstarty+unity*8+gridlw))" \
 \
         -fill "rgb(0,0,0)" \
-        -draw "rectangle $((w/2-6*unit)),$((gridstarty+unit*9+gridlw)) $((w/2-4*unit)),$((gridstarty+unit*10+gridlw))" \
+        -draw "rectangle $((w/2-6*unitx)),$((gridstarty+unity*9+gridlw)) $((w/2-4*unitx)),$((gridstarty+unity*10+gridlw))" \
         -fill "rgb(51,51,51)" \
-        -draw "rectangle $((w/2-4*unit)),$((gridstarty+unit*9+gridlw)) $((w/2-2*unit)),$((gridstarty+unit*10+gridlw))" \
+        -draw "rectangle $((w/2-4*unitx)),$((gridstarty+unity*9+gridlw)) $((w/2-2*unitx)),$((gridstarty+unity*10+gridlw))" \
         -fill "rgb(102,102,102)" \
-        -draw "rectangle $((w/2-2*unit)),$((gridstarty+unit*9+gridlw)) $((w/2-0*unit)),$((gridstarty+unit*10+gridlw))" \
+        -draw "rectangle $((w/2-2*unitx)),$((gridstarty+unity*9+gridlw)) $((w/2-0*unitx)),$((gridstarty+unity*10+gridlw))" \
         -fill "rgb(153,153,153)" \
-        -draw "rectangle $((w/2-0*unit)),$((gridstarty+unit*9+gridlw)) $((w/2+2*unit)),$((gridstarty+unit*10+gridlw))" \
+        -draw "rectangle $((w/2-0*unitx)),$((gridstarty+unity*9+gridlw)) $((w/2+2*unitx)),$((gridstarty+unity*10+gridlw))" \
         -fill "rgb(204,204,204)" \
-        -draw "rectangle $((w/2+2*unit)),$((gridstarty+unit*9+gridlw)) $((w/2+4*unit)),$((gridstarty+unit*10+gridlw))" \
+        -draw "rectangle $((w/2+2*unitx)),$((gridstarty+unity*9+gridlw)) $((w/2+4*unitx)),$((gridstarty+unity*10+gridlw))" \
         -fill "rgb(255,255,255)" \
-        -draw "rectangle $((w/2+4*unit)),$((gridstarty+unit*9+gridlw)) $((w/2+6*unit)),$((gridstarty+unit*10+gridlw))" \
+        -draw "rectangle $((w/2+4*unitx)),$((gridstarty+unity*9+gridlw)) $((w/2+6*unitx)),$((gridstarty+unity*10+gridlw))" \
 \
         -fill black \
-        -draw "rectangle $((w/2-2*unit)),$((gridstarty+unit*1+gridlw)) $((w/2+2*unit)),$((gridstarty+unit*2+gridlw))" \
-        -draw "rectangle $((w/2-6*unit)),$((gridstarty+unit*2+gridlw)) $((w/2-3*unit)),$((gridstarty+unit*3+gridlw))" \
-        -draw "rectangle $((w/2+6*unit)),$((gridstarty+unit*2+gridlw)) $((w/2+3*unit)),$((gridstarty+unit*3+gridlw))" \
-        -draw "rectangle $((gridstartx+(nhgrid/2-2)*unit)),$((gridstarty+unit*2+gridlw)) $((gridstartx+(nhgrid/2-2)*unit+gridlw)),$((gridstarty+unit*3+gridlw))" \
-        -draw "rectangle $((w/2-3*unit+1)),$((gridstarty+unit*10+gridlw)) $((w/2+3*unit)),$((gridstarty+unit*11+gridlw))" \
+        -draw "rectangle $((w/2-2*unitx)),$((gridstarty+unity*1+gridlw)) $((w/2+2*unitx)),$((gridstarty+unity*2+gridlw))" \
+        -draw "rectangle $((w/2-6*unitx)),$((gridstarty+unity*2+gridlw)) $((w/2-3*unitx)),$((gridstarty+unity*3+gridlw))" \
+        -draw "rectangle $((w/2+6*unitx)),$((gridstarty+unity*2+gridlw)) $((w/2+3*unitx)),$((gridstarty+unity*3+gridlw))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2-2)*unitx)),$((gridstarty+unity*2+gridlw)) $((gridstartx+(nhgrid/2-2)*unitx+gridlw)),$((gridstarty+unity*3+gridlw))" \
+        -draw "rectangle $((w/2-3*unitx+1)),$((gridstarty+unity*10+gridlw)) $((w/2+3*unitx)),$((gridstarty+unity*11+gridlw))" \
         -fill white \
-        -draw "rectangle $((gridstartx+(nhgrid/2-2)*unit)),$((gridstarty+unit*10+gridlw)) $((gridstartx+(nhgrid/2-2)*unit+gridlw)),$((gridstarty+unit*11+gridlw))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2-2)*unitx)),$((gridstarty+unity*10+gridlw)) $((gridstartx+(nhgrid/2-2)*unitx+gridlw)),$((gridstarty+unity*11+gridlw))" \
 	"${checker[@]}" \
         ${TEMPDIR}/centre.png
 
 convert -size ${w}x${h} xc:black \
 	-fill white \
-	-draw "circle $((w/2)),$((h/2)) $((w/2)),$((h/2-6*unit))" \
+	-draw "ellipse $((w/2)),$((h/2)) $((6*unitx)),$((6*unity)) 0,360" \
 	${TEMPDIR}/circle.png 
 
 unset drawgrid
@@ -175,38 +201,38 @@ drawgrid=( -fill white )
 for ((g=0;g<=$nhgrid;g++)) ; do
   drawgrid=( "${drawgrid[@]}" 
     -draw 
-    "rectangle $((gridstartx+g*unit)),0 $((gridstartx+g*unit+gridlw)),$h" )
+    "rectangle $((gridstartx+g*unitx)),0 $((gridstartx+g*unitx+gridlw)),$h" )
 done
 
 for ((g=0;g<=$nvgrid;g++)) ; do
   drawgrid=( "${drawgrid[@]}" 
     -draw 
-    "rectangle 0,$((gridstarty+g*unit)) $w,$((gridstarty+g*unit+gridlw))" )
+    "rectangle 0,$((gridstarty+g*unity)) $w,$((gridstarty+g*unity+gridlw))" )
 done
 
 drawgrid=( "${drawgrid[@]}" 
   -draw "rectangle 0,0 $gridstartx,$h" 
   -draw "rectangle 0,0 $w,$gridstarty" 
-  -draw "rectangle $w,$h $((gridstartx+nhgrid*unit)),0" 
-  -draw "rectangle $w,$h 0,$((gridstarty+nvgrid*unit))" 
+  -draw "rectangle $w,$h $((gridstartx+nhgrid*unitx)),0" 
+  -draw "rectangle $w,$h 0,$((gridstarty+nvgrid*unity))" 
   -fill black
 )
 
 for ((g=0;g<=$nhgrid;g=g+2)) ; do
   drawgrid=( "${drawgrid[@]}" 
     -draw 
-    "rectangle $((gridstartx+g*unit+gridlw+1)),0 $((gridstartx+(g+1)*unit)),$((gridstarty-1))"
+    "rectangle $((gridstartx+g*unitx+gridlw+1)),0 $((gridstartx+(g+1)*unitx)),$((gridstarty-1))"
     -draw
-    "rectangle $((gridstartx+g*unit+gridlw+1)),$((gridstarty+nvgrid*unit+gridlw+1)) $((gridstartx+(g+1)*unit)),$h" 
+    "rectangle $((gridstartx+g*unitx+gridlw+1)),$((gridstarty+nvgrid*unity+gridlw+1)) $((gridstartx+(g+1)*unitx)),$h" 
   )
 done
 
 for ((g=0;g<=$nvgrid;g=g+2)) ; do
   drawgrid=( "${drawgrid[@]}" 
     -draw 
-    "rectangle 0,$((gridstarty+g*unit+gridlw+1)) $((gridstartx-1)),$((gridstarty+(g+1)*unit-1))"
+    "rectangle 0,$((gridstarty+g*unity+gridlw+1)) $((gridstartx-1)),$((gridstarty+(g+1)*unity-1))"
     -draw
-    "rectangle $((gridstartx+nhgrid*unit+gridlw+1)),$((gridstarty+g*unit+gridlw+1)) $w,$((gridstarty+(g+1)*unit-1))" 
+    "rectangle $((gridstartx+nhgrid*unitx+gridlw+1)),$((gridstarty+g*unity+gridlw+1)) $w,$((gridstarty+(g+1)*unity-1))" 
   )
 done
 
@@ -227,21 +253,21 @@ convert -size ${w}x${h} xc:grey50 \
 	"${diagonals[@]}" \
 	"${drawgrid[@]}" \
         -fill "rgb(51,153,102)" \
-        -draw "rectangle $((gridstartx+(nhgrid/2-7)*unit+gridlw+1)),$((gridstarty+unit+gridlw+1))    $((gridstartx+(nhgrid/2-6)*unit-1)),$((h/2))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2-7)*unitx+gridlw+1)),$((gridstarty+unity+gridlw+1))    $((gridstartx+(nhgrid/2-6)*unitx-1)),$((h/2))" \
         -fill "rgb(204,102,102)" \
-        -draw "rectangle $((gridstartx+(nhgrid/2-7)*unit+gridlw+1)),$((h/2))                         $((gridstartx+(nhgrid/2-6)*unit-1)),$((gridstarty+unit*12-1))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2-7)*unitx+gridlw+1)),$((h/2))                         $((gridstartx+(nhgrid/2-6)*unitx-1)),$((gridstarty+unity*12-1))" \
         -fill "rgb(102,102,255)" \
-        -draw "rectangle $((gridstartx+(nhgrid/2-6)*unit)),$((gridstarty+unit+gridlw+1))             $((gridstartx+(nhgrid/2-5)*unit-1)),$((gridstarty+unit*3-1))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2-6)*unitx)),$((gridstarty+unity+gridlw+1))             $((gridstartx+(nhgrid/2-5)*unitx-1)),$((gridstarty+unity*3-1))" \
         -fill "rgb(153,102,0)" \
-        -draw "rectangle $((gridstartx+(nhgrid/2-6)*unit)),$((gridstarty+10*unit+gridlw+1))          $((gridstartx+(nhgrid/2-5)*unit-1)),$((gridstarty+unit*12-1))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2-6)*unitx)),$((gridstarty+10*unity+gridlw+1))          $((gridstartx+(nhgrid/2-5)*unitx-1)),$((gridstarty+unity*12-1))" \
         -fill "rgb(128,128,0)" \
-        -draw "rectangle $((gridstartx+(nhgrid/2+7)*unit+gridlw+1)),$((gridstarty+unit+gridlw+1))    $((gridstartx+(nhgrid/2+8)*unit-1)),$((h/2))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2+7)*unitx+gridlw+1)),$((gridstarty+unity+gridlw+1))    $((gridstartx+(nhgrid/2+8)*unitx-1)),$((h/2))" \
         -fill "rgb(102,102,255)" \
-        -draw "rectangle $((gridstartx+(nhgrid/2+7)*unit+gridlw+1)),$((h/2))                         $((gridstartx+(nhgrid/2+8)*unit-1)),$((gridstarty+unit*12-1))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2+7)*unitx+gridlw+1)),$((h/2))                         $((gridstartx+(nhgrid/2+8)*unitx-1)),$((gridstarty+unity*12-1))" \
         -fill "rgb(102,102,255)" \
-        -draw "rectangle $((gridstartx+(nhgrid/2+6)*unit+gridlw+1)),$((gridstarty+unit+gridlw+1))    $((gridstartx+(nhgrid/2+7)*unit+gridlw)),$((gridstarty+unit*3-1))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2+6)*unitx+gridlw+1)),$((gridstarty+unity+gridlw+1))    $((gridstartx+(nhgrid/2+7)*unitx+gridlw)),$((gridstarty+unity*3-1))" \
         -fill "rgb(153,102,0)" \
-        -draw "rectangle $((gridstartx+(nhgrid/2+6)*unit+gridlw+1)),$((gridstarty+10*unit+gridlw+1)) $((gridstartx+(nhgrid/2+7)*unit+gridlw)),$((gridstarty+unit*12-1))" \
+        -draw "rectangle $((gridstartx+(nhgrid/2+6)*unitx+gridlw+1)),$((gridstarty+10*unity+gridlw+1)) $((gridstartx+(nhgrid/2+7)*unitx+gridlw)),$((gridstarty+unity*12-1))" \
 	${TEMPDIR}/grid.png
 
 convert -size ${w}x${h} ${TEMPDIR}/grid.png ${TEMPDIR}/centre.png ${TEMPDIR}/circle.png -composite ${TEMPDIR}/background.png
@@ -262,10 +288,10 @@ for ((i=0; i < $frames; i++)) ; do
 	  -fill black \
 	  -draw "rectangle $(((barstart+i)*barstep)),0 $(((barstart+i)*barstep+barw)),${h}" \
 	  -font Arial-Black-Regular \
-	  -pointsize $unit \
+	  -pointsize $unity \
 	  -fill white \
-          -stroke black -strokewidth 5 -annotate +$((w-2*i))+$((gridstartx+11*unit)) 'Judder Test' \
-          -stroke none                 -annotate +$((w-2*i))+$((gridstartx+11*unit)) 'Judder Test' \
+          -stroke black -strokewidth 5 -annotate +$((w-2*i))+$((gridstartx+11*unity)) 'Judder Test' \
+          -stroke none                 -annotate +$((w-2*i))+$((gridstartx+11*unity)) 'Judder Test' \
 	  -depth 8 \
 	  ${image_name}
 
@@ -280,12 +306,19 @@ for ((i=0; i < $frames; i++)) ; do
   fi
 done
 
+bitrate_flags=
+if [ -n "$bitrate" ] ; then
+  bitrate_flags="-b $bitrate"
+fi
+
 if [ -n "$interlaced" ] ; then
   ffmpeg -r ${rate} -i ${TEMPDIR}/interlaced%03d.png -r ${rate} \
-    -vcodec mpeg2video -flags +ilme+ildct -y test.mpg
+    -vcodec mpeg2video -flags +ilme+ildct -aspect $aspect_ratio \
+    ${bitrate_flags} -y test.mpg
 else
   ffmpeg -r ${rate} -i ${TEMPDIR}/test%03d.png -r ${rate} \
-    -vcodec mpeg2video -y test.mpg
+    -vcodec mpeg2video -aspect $aspect_ratio \
+    ${bitrate_flags} -y test.mpg
 fi
 
 if [ -n "$remove_tempdir" ] ; then