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簡易Radiko録音スクリプト
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| #!/bin/bash | |
| LANG=ja_JP.utf8 | |
| pid=$$ | |
| date=`date '+%Y-%m-%d-%H_%M'` | |
| outdir="." | |
| if [ $# -le 1 ]; then | |
| echo "usage : $0 channel_name duration(minuites) [outputdir] [prefix]" | |
| exit 1 | |
| fi | |
| if [ $# -ge 2 ]; then | |
| channel=$1 | |
| DURATION=`expr $2 \* 60` | |
| fi | |
| if [ $# -ge 3 ]; then | |
| outdir=$3 | |
| fi | |
| PREFIX=${channel} | |
| if [ $# -ge 4 ]; then | |
| PREFIX=$4 | |
| fi | |
| #### | |
| # Define authorize key value (from http://radiko.jp/apps/js/playerCommon.js) | |
| RADIKO_AUTHKEY_VALUE="bcd151073c03b352e1ef2fd66c32209da9ca0afa" | |
| if [ -f auth1_fms_${pid} ]; then | |
| rm -f auth1_fms_${pid} | |
| fi | |
| # | |
| # access auth1_fms | |
| # | |
| curl -s \ | |
| --header "pragma: no-cache" \ | |
| --header "X-Radiko-App: pc_html5" \ | |
| --header "X-Radiko-App-Version: 0.0.1" \ | |
| --header "X-Radiko-User: test-stream" \ | |
| --header "X-Radiko-Device: pc" \ | |
| --dump-header auth1_fms_${pid} \ | |
| -o /dev/null \ | |
| https://radiko.jp/v2/api/auth1 | |
| if [ $? -ne 0 ]; then | |
| echo "failed auth1 process" | |
| exit 1 | |
| fi | |
| # | |
| # get partial key | |
| # | |
| authtoken=`perl -ne 'print $1 if(/x-radiko-authtoken: ([\w-]+)/i)' auth1_fms_${pid}` | |
| offset=`perl -ne 'print $1 if(/x-radiko-keyoffset: (\d+)/i)' auth1_fms_${pid}` | |
| length=`perl -ne 'print $1 if(/x-radiko-keylength: (\d+)/i)' auth1_fms_${pid}` | |
| partialkey=`echo "${RADIKO_AUTHKEY_VALUE}" | dd bs=1 "skip=${offset}" "count=${length}" 2> /dev/null | base64` | |
| #echo "authtoken: ${authtoken} \noffset: ${offset} length: ${length} \npartialkey: $partialkey" | |
| rm -f auth1_fms_${pid} | |
| if [ -f auth2_fms_${pid} ]; then | |
| rm -f auth2_fms_${pid} | |
| fi | |
| # | |
| # access auth2_fms | |
| # | |
| curl -s \ | |
| --header "pragma: no-cache" \ | |
| --header "X-Radiko-User: test-stream" \ | |
| --header "X-Radiko-Device: pc" \ | |
| --header "X-Radiko-AuthToken: ${authtoken}" \ | |
| --header "X-Radiko-PartialKey: ${partialkey}" \ | |
| -o auth2_fms_${pid} \ | |
| https://radiko.jp/v2/api/auth2 | |
| if [ $? -ne 0 -o ! -f auth2_fms_${pid} ]; then | |
| echo "failed auth2 process" | |
| exit 1 | |
| fi | |
| #echo "authentication success" | |
| areaid=`perl -ne 'print $1 if(/^([^,]+),/i)' auth2_fms_${pid}` | |
| #echo "areaid: $areaid" | |
| rm -f auth2_fms_${pid} | |
| # | |
| # get stream-url | |
| # | |
| if [ -f ${channel}.xml ]; then | |
| rm -f ${channel}.xml | |
| fi | |
| curl -s "http://radiko.jp/v2/station/stream_smh_multi/${channel}.xml" -o ${channel}.xml | |
| stream_url=`xmllint --xpath "/urls/url[@areafree='0'][1]/playlist_create_url/text()" ${channel}.xml` | |
| rm -f ${channel}.xml | |
| # | |
| # ffmpeg | |
| # | |
| ffmpeg \ | |
| -loglevel error \ | |
| -fflags +discardcorrupt \ | |
| -headers "X-Radiko-Authtoken: ${authtoken}" \ | |
| -i "${stream_url}" \ | |
| -acodec copy \ | |
| -vn \ | |
| -bsf:a aac_adtstoasc \ | |
| -y \ | |
| -t ${DURATION} \ | |
| "/tmp/${channel}_${date}.m4a" | |
| ffmpeg -loglevel quiet -y -i "/tmp/${channel}_${date}.m4a" -acodec libmp3lame -ab 128k "${outdir}/${PREFIX}_${date}.mp3" | |
| #mv /tmp/${channel}_${date}.m4a "${outdir}/${PREFIX}_${date}.m4a" | |
| if [ $? = 0 ]; then | |
| rm -f "/tmp/${channel}_${date}.m4a" | |
| fi |
Author
matchy256
commented
Oct 26, 2012
- 録音時間指定追加
- ファイル名は自動生成し、出力ディレクトリを指定するように変更
- mp3 変換
- 同時刻に別のチャンネルを指定して複数起動された場合の対応を入れたつもり
- ファイル名を指定可能にした
- 余計なエコーバックを削った。ffmpeg の出力は抑制できないのかな...
radikoの仕様変更に対応
HLSに対応
今後は radish を使うことをオススメします
うおっと最後にmp3に変換するところがコケてたので修正。もっともイマドキmp3にしなくてもHE-AACで問題ないので、最後のffmpegは削除してコメントアウトされてるmvの行を生かしたほうがいいと思うけど
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