101 lines
3.4 KiB
Bash
Executable File
101 lines
3.4 KiB
Bash
Executable File
#!/bin/sh
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SRC=collections/_aulas
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SCRIPT=script/
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TMP=tmp/
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PARAM="scale=1920:1080: force_original_aspect_ratio=decrease: eval=frame,pad=1920:1080: -1:-1:color=black"
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mkdir -p ./${TMP}
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# ####################################
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# Creating the credits clip
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# ####################################
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#if test ${TMP}/tmp-credits.mkv -ot ${SCRIPT}/credits.svg ; then
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echo "########################################"
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echo "# Gerando o tmp-credits.mkv"
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echo "########################################"
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ffmpeg -y -loop 1 -i ${SCRIPT}/credits.svg -i ${SCRIPT}/credits.wav -shortest ${TMP}/tmp-credits.mkv
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#fi
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# ####################################
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# Creating dest dir
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# ####################################
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mkdir -p ./assets/thumbs
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mkdir -p ./assets/videos
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for aula in ./${SRC}/*.md; do
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# ####################################
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# Getting parameters from aulas
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# ####################################
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NAME="$(basename "${aula}" .md)"
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AUTHOR=$(grep "^author: " "${aula}" | sed -e 's/author: //g')
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INPUT="${SRC}/${NAME}.mkv"
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echo "########################################"
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echo "# Aula: ${aula}"
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echo "# Author: ${AUTHOR}"
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echo "# Input: ${INPUT}"
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echo "# Src: ${SRC}"
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echo "# Name: ${NAME}"
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echo "# Script Path: ${SCRIPT}"
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echo "########################################"
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# ####################################
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# Creating the thumbnail if does not exist
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# ####################################
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if test ! -f "./assets/thumbs/${NAME}.jpg" ; then
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ffmpeg -y -i "${INPUT}" -vframes 1 -an -s 400x222 -ss 30 "./assets/thumbs/${NAME}.jpg"
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fi
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# ####################################
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# if output exist, continue
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# ####################################
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if test -f "./assets/videos/${NAME}.mp4" ; then
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continue
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fi
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# ####################################
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# Creating the intro clip
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# ####################################
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sed "s/nomenome/$AUTHOR/g" ${SCRIPT}/intro.svg | sed "s/curso/${NAME}/g" > ${TMP}/tmp-intro.svg
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ffmpeg -y -loop 1 -i ${TMP}/tmp-intro.svg -i ${SCRIPT}/intro.wav -shortest ${TMP}/tmp-intro.mkv
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# ###################################################
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# Audio adjustment
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# ###################################################
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# Some possible options
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# -af loudnorm
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# -af dynaudnorm=p=1
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# -af speechnorm=e=12.5:r=0.0001:l=1
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# -af acompressor=threshold=0.089:ratio=9:attack=200:release=1000:makeup=2
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ffmpeg -y -i "${INPUT}" -af dynaudnorm=p=1 ${TMP}/tmp-normalized.mkv
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# ####################################################
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# Wartermarking the video file
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# ####################################################
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sed "s/nomenome/$AUTHOR/g" ${SCRIPT}/watermark.svg | sed "s/curso/${NAME}/g" > ${TMP}/tmp-watermark.svg
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# add watermark to video
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ffmpeg -y -i ${TMP}/tmp-normalized.mkv -i ${TMP}/tmp-watermark.svg -i ${SCRIPT}/logo.png \
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-filter_complex "[0][1]overlay=5:H-h-5:format=auto[bg];[bg][2]overlay=W-w-5:5:format=auto" -c:a copy ${TMP}/tmp-video.mkv
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# ####################################################
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# Concatenating videos
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# ####################################################
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echo "Concatenando videos..."
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ffmpeg -y \
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-i ${TMP}/tmp-intro.mkv \
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-i ${TMP}/tmp-video.mkv \
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-i ${TMP}/tmp-credits.mkv \
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-filter_complex \
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"[0:v]$PARAM[v0]; [1:v]$PARAM[v1]; [2:v]$PARAM[v2]; [v0][0:a][v1][1:a][v2][2:a] concat=n=3:v=1:a=1 [v] [a]" \
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-map [v] -map [a] \
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-s hd720 \
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-vcodec libx264 \
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-pix_fmt yuv420p \
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-vsync 2 \
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"./assets/videos/${NAME}.mp4"
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done
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rm -f ${tmp}
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