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Update video compression scripts

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This commit is contained in:
Michael Campagnaro
2021-08-22 13:49:35 -04:00
parent f87d16d9c6
commit a3d6451725
4 changed files with 72 additions and 22 deletions
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33
bin/compress-video-with-crf
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@@ -23,42 +23,45 @@ else
NORMAL=""
fi
if [[ $1 == "" || $2 == "" ]]; then
printf "${BOLD}${RED}Usage: $0 <use-gpu (1|0)> <crf value> <filename> <optional output name>\n\nIf you want to encode a range of CRF values then use -1 as the crf value.${NORMAL}\n"
use_gpu=$1
use_crf=$2
output_name="$4"
start_time="$5"
end_time="$6"
if [[ $use_gpu == "" || $use_crf == "" || $3 == "" || $output_name == "" || ($start_time != "" && $end_time == "") ]]; then
printf "${BOLD}${RED}Usage: $0 <use-gpu (1|0)> <crf value> <filename> <output name> <optional start time HH:MM:SS> <optional end time HH:MM:SS>\n\nIf you want to encode a range of CRF values then use -1 as the crf value.${NORMAL}\n"
exit 1
fi
use_gpu=$1
use_crf=$2
filename=$(basename -- "$3")
extension="${filename##*.}"
filename="${filename%.*}"
output_name="$4"
function encode() {
crf=$1
if [[ $output_name == "" ]]; then
output="${filename}_COMPRESSED_CRF-${crf}.$extension"
else
output="${output_name}.$extension"
fi
output="${output_name}.$extension"
printf "\n${YELLOW}${BOLD}Encoding '$filename.$extension' | GPU: $use_gpu | CRF $crf | output: $output${NORMAL}\n"
printf "\n${YELLOW}${BOLD}Encoding '$filename.$extension' | GPU: $use_gpu | CRF $crf | output: $output | start: $start_time | end: $end_time${NORMAL}\n"
timing_args=""
if [[ $start_time != "" ]]; then
timing_args+="-ss $start_time -to $end_time"
fi
if [[ $use_gpu -eq 1 ]]; then
# File will be slightly larger than CPU encoding, but it's much faster to transcode and doesn't max out the CPU cores.
#ffmpeg version N-103152-gef54590f83-20210806
# This version of ffmpeg results in larger files than version 4.3.1 command below.
#ffmpeg -y -stats -loglevel level+error -vsync 0 -hwaccel_output_format cuda -c:v h264_cuvid -i "$filename.$extension" -c:a copy -c:v h264_nvenc -profile:v high -rc:v vbr -cq:v $crf -b:v 5M -maxrate 5M -max_muxing_queue_size 9999 "$output"
#ffmpeg -y -stats -loglevel level+error $timing_args -vsync 0 -hwaccel_output_format cuda -c:v h264_cuvid -i "$filename.$extension" -c:a copy -c:v h264_nvenc -profile:v high -rc:v vbr -cq:v $crf -b:v 5M -maxrate 5M -max_muxing_queue_size 9999 "$output"
#ffmpeg version 4.3.1-2020-11-08
ffmpeg -y -stats -loglevel level+error -vsync 0 -hwaccel cuvid -c:v h264_cuvid -i "$filename.$extension" -c:a copy -c:v h264_nvenc -profile:v high -rc:v vbr_hq -cq:v $crf -b:v 5M -maxrate 5M -max_muxing_queue_size 9999 "$output"
ffmpeg -y -stats -loglevel level+error $timing_args -vsync 0 -hwaccel cuvid -c:v h264_cuvid -i "$filename.$extension" -c:a copy -c:v h264_nvenc -profile:v high -rc:v vbr_hq -cq:v $crf -b:v 5M -maxrate 5M -max_muxing_queue_size 9999 "$output"
else
ffmpeg -i "$filename.$extension" -c:v libx264 -crf $crf -preset veryfast -profile:v baseline -level 3.0 -strict -2 "$output"
ffmpeg $timing_args -i "$filename.$extension" -c:v libx264 -crf $crf -preset veryfast -profile:v baseline -level 3.0 -strict -2 "$output"
fi
printf "\n${GREEN}${BOLD}Done encoding '$filename.$extension' (CRF $crf) | output name '$output'${NORMAL}\n\n"
}