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Add custom CRF to AV1 functions

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Jan Jastrow 2024-08-10 00:28:47 +02:00
parent 9f2b194021
commit 6a4d49cb73
1 changed files with 4 additions and 2 deletions
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6
zsh/ffmpeg
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@ -80,10 +80,11 @@ ff-x264-scale540p() {
# Recompress input MP4 to 720p AV1 MP4 (copy audio) # Recompress input MP4 to 720p AV1 MP4 (copy audio)
ff-av1-scale720p() { ff-av1-scale720p() {
local crf=${1-23}
for input in *.mp4; do for input in *.mp4; do
if [[ -f "$input" ]]; then if [[ -f "$input" ]]; then
tempfile="temp_${input%.mp4}" tempfile="temp_${input%.mp4}"
ffmpeg -hide_banner -loglevel info -i "$input" -vf format=yuv420p10le,scale=1280:-2 -c:v libsvtav1 -preset 6 -crf 23 -g 30 -svtav1-params tune=0 -c:a copy -c:s copy "$tempfile.mp4" ffmpeg -hide_banner -loglevel info -i "$input" -vf format=yuv420p10le,scale=1280:-2 -c:v libsvtav1 -preset 6 -crf "$crf" -g 30 -svtav1-params tune=0 -c:a copy -c:s copy "$tempfile.mp4"
if [[ $? -eq 0 ]]; then if [[ $? -eq 0 ]]; then
mv "$input" "_$input" mv "$input" "_$input"
mv "$tempfile.mp4" "$input" mv "$tempfile.mp4" "$input"
@ -97,10 +98,11 @@ ff-av1-scale720p() {
# Recompress input MP4 to 540p AV1 MP4 (copy audio) # Recompress input MP4 to 540p AV1 MP4 (copy audio)
ff-av1-scale540p() { ff-av1-scale540p() {
local crf=${1-23}
for input in *.mp4; do for input in *.mp4; do
if [[ -f "$input" ]]; then if [[ -f "$input" ]]; then
tempfile="temp_${input%.mp4}" tempfile="temp_${input%.mp4}"
ffmpeg -hide_banner -loglevel info -i "$input" -vf format=yuv420p10le,scale=960:-2 -c:v libsvtav1 -preset 6 -crf 23 -g 30 -svtav1-params tune=0 -c:a copy -c:s copy "$tempfile.mp4" ffmpeg -hide_banner -loglevel info -i "$input" -vf format=yuv420p10le,scale=960:-2 -c:v libsvtav1 -preset 6 -crf "$crf" -g 30 -svtav1-params tune=0 -c:a copy -c:s copy "$tempfile.mp4"
if [[ $? -eq 0 ]]; then if [[ $? -eq 0 ]]; then
mv "$input" "_$input" mv "$input" "_$input"
mv "$tempfile.mp4" "$input" mv "$tempfile.mp4" "$input"