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mirror of https://github.com/fenix-soft/gr_podcast.git synced 2024-12-27 15:42:43 +01:00
gr_podcast/gr3
fenix-soft 3851cf1d00
Update gr3
change encoder setting
2022-02-15 14:25:02 +01:00

77 lines
1.9 KiB
Bash

#!/bin/bash
#
#
####################################################################################
# script che recupera l'ultimo podcast del gr3
#
#V:2.1 alpha_debug_mode 15 FEBBRAIO 2022
#
# dipendenze: curl,jq,cat,wget
#
# log: cambio api rai e dominio
####################################################################################
# set global variable
gr3api="https://www.raiplaysound.it/programmi/gr3.json"
grbase="https://www.raiplaysound.it"
ag="Mozilla/5.0 (Windows NT 10.0; WOW64; rv:40.0) Gecko/20100101 Firefox/56.0"
# remove old jason data
rm ./data/gr3.json
#rm ./data/Lgr3.json
# get jason data
curl -A "$ag" "$gr3api" -o data/gr3.json
echo " "
echo " "
echo "get data api... done!"
echo " "
# extract jason data of the last podcast
dataT=`cat ./data/gr3.json | jq -r '."block" | ."cards" | .[0] | ."downloadable_audio" | ."title"'`
echo " "
echo "extract data... find.."
echo " "
echo " "
echo podcast_title: $dataT
echo " "
Lpodcast=`cat ./data/gr3.json | jq -r '."block" | ."cards" | .[0] | ."downloadable_audio" | ."url"'`
echo " "
echo podcast_url: $Lpodcast
echo " "
# extract time and date onair podcast
ora=`cat ./data/gr3.json | jq -r '."block" | ."cards" | .[0] | ."create_time"'`
Ora=`echo $ora | sed -e 's/\ /\n/g' | grep ":"| sed -e 's/\:/\_/g'`
data=`cat ./data/gr3.json | jq -r '."block" | ."cards" | .[0] | ."create_date"'`
Data=`echo $data | sed -e 's/\//\-/g'`
echo " "
echo log_podcast_creation: $Data $Ora
echo " "
echo " "
# download podcast
echo " download podcast.. opus_encode.."
echo " "
wget -d -c -U "$ag" "$Lpodcast" -O gr3_"$Data"_"$Ora".mp3
# encode audio data... small file
#ffmpeg -i gr3_"$Data"_"$Ora".mp3 -vn -acodec aac -ab 70k -ac 1 gr3_"$Data"_"$Ora".m4a
ffmpeg -i gr3_"$Data"_"$Ora".mp3 -acodec libopus -b:a 48k -ac 1 gr3_"$Data"_"$Ora".opus
rm gr3_"$Data"_"$Ora".mp3