Add some helper scripts

scripts/convert.sh

@@ -0,0 +1,17 @@
+#!/bin/zsh
+
+convert () {
+    dir=$1
+    [ -e $dir/NFRAMES ] || return
+    [ -e $dir/COMPLETE -a -e ref/$dir.ts ] && return
+    NFRAMES="$(cat $dir/NFRAMES)"
+    for i in `seq 1 $NFRAMES`
+        [ -e $dir/$(printf '%05d' $i).jpg ] || return
+    mencoder -mf fps=23.976 "mf://$dir/*.jpg" -ovc x264  \
+        -x264encopts profile=high:bluray-compat:aud:crf=15:ref=4:level=4.1:threads=0 \
+        -o $dir/ref.avi && \
+    gst-launch-0.10 filesrc location=${dir}/ref.avi ! avidemux ! h264parse \
+        ! mpegtsmux ! filesink location=ref/${dir}.ts && rm ${dir}/ref.avi && \
+    touch $dir/COMPLETE
+}
+for dir in `ls --sort time -r | grep -v '.sh'`; do echo $dir; convert $dir; sleep 0.1 || break; done

scripts/downsample.sh

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+#!/bin/zsh
+
+encode () {
+    [ ! -e "${dir}/ref.avi" ] && return
+    [ -e "downsampled/${dir}.ts" -a \
+         "downsampled/${dir}.ts" -nt "${dir}/ref.avi" ] && return
+    ffmpeg -y -i $dir/ref.avi -vcodec libx264 -q 20 -g 360 -x264opts \
+crf=20:bluray-compat:aud:ref=4:level=4.1:threads=0:scenecut=-1:\
+vbv_maxrate=40000:vbv_bufsize=30000:vbv_init=0.95:nr=100 \
+         -preset slow -profile high -vf scale=-1:540 /tmp/enc.avi && \
+    gst-launch-0.10 filesrc location=/tmp/enc.avi ! avidemux ! h264parse \
+        ! mpegtsmux ! filesink location=downsampled/${dir}.ts && rm /tmp/enc.avi
+}
+
+for dir in `ls --sort time -r | grep -v '.sh'`; do encode $dir || break; done

scripts/encode.sh

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+#!/bin/zsh
+
+encode () {
+    echo $dir unpackt/${dir}-00.idx
+    [ ! -e "${dir}/ref.avi" ] && return
+    [ -e "unpackt/${dir}-00.idx" -a \
+         "unpackt/${dir}-00.idx" -nt "${dir}/ref.avi" ] && return
+    echo $dir unpackt/${dir}-00.idx
+    ffmpeg -y -i $dir/ref.avi -vcodec libx264 -q 20 -g 360 -x264opts \
+crf=21:bluray-compat:aud:ref=4:level=4.1:threads=0:scenecut=-1:\
+vbv_maxrate=40000:vbv_bufsize=30000:vbv_init=0.95:nr=100 \
+         -preset slow -profile high /tmp/enc.avi && \
+    gst-launch-0.10 filesrc location=/tmp/enc.avi ! avidemux ! h264parse \
+        ! mpegtsmux ! filesink location=unpackt/${dir}.ts && rm /tmp/enc.avi #&& \
+    #ts_split /tmp/${dir}.ts unpackt/ && rm /tmp/${dir}.ts
+}
+
+for dir in `ls --sort time -r | grep -v '.sh'`; do encode $dir || break; done
+

scripts/graph.py

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+import os, sys
+
+print 'digraph {'
+for i in os.listdir(sys.argv[1] if len(sys.argv) > 1 else '.'):
+    parts = i.rsplit('.', 1)[0].split('=')
+    print ' -> '.join(parts[:2])
+    # TODO: add label (optional section 3)
+print '}'