diff options
| author | Jonas Smedegaard <dr@jones.dk> | 2014-09-22 02:52:01 +0200 |
|---|---|---|
| committer | Jonas Smedegaard <dr@jones.dk> | 2014-09-22 03:54:59 +0200 |
| commit | 693aa11e667b7b6d861c56fede7c31634aeef85d (patch) | |
| tree | f50ddffce0fdd04a5e126147685469aea410150c | |
| parent | 71a1047188418f6b407d70c115249b97bf6db0e1 (diff) | |
Add option --loudness, and don't apply that (only limiter) to speech.
| -rwxr-xr-x | localvideowebencode | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/localvideowebencode b/localvideowebencode index b910f9e..b7b9ac1 100755 --- a/localvideowebencode +++ b/localvideowebencode @@ -73,12 +73,14 @@ html favoring open formats with optional non-JavaScript Flash fallback. --webmpreset WebM target preset: 360p 720p 720p50_60 etc. (default: profile-related or 360p) --audio Audio style: - channels compress normalize + channels compress limit music max 2 hqspeech 1 - speech 1 X X + speech 1 X X silence 0 (default: none - use input channel count) + --loudness [data] Apply EBU R128 loudness filter, optionally with + precomputed results. --filter Add melt filter (applied to all input files) --stem Stem of output filenames, optionally with path (default: basename of last input file) @@ -123,7 +125,7 @@ h264profile=baseline samplelength=150 # parse cmdline options -TEMP="`getopt -s sh -o hp:s:a:r:b:t: -l help,profile:,size:,aspect:,rate:,video:,refbpp:,bitrate:,formats:,h264profile:,h264preset:,webmpreset:,audio:,filter:,stem:,title:,sample:: -n "$PRG" -- "$@"`" || exit1 "Internal getopt error." +TEMP="`getopt -s sh -o hp:s:a:r:b:t: -l help,profile:,size:,aspect:,rate:,video:,refbpp:,bitrate:,formats:,h264profile:,h264preset:,webmpreset:,audio:,loudness::,filter:,stem:,title:,sample:: -n "$PRG" -- "$@"`" || exit1 "Internal getopt error." eval set -- "$TEMP" while true ; do case "$1" in @@ -140,6 +142,7 @@ while true ; do --h264preset) h264preset="$2"; shift 2;; --webmpreset) webmpreset="$2"; shift 2;; --audio) audio="$2"; shift 2;; + --loudness) loudness=yes; loudness_results="$2"; shift 2;; --filter) filters="${filters:+$filters }-filter $2"; shift 2;; --stem) stem="$2"; shift 2;; -t|--title) title="$2"; shift 2;; @@ -321,7 +324,8 @@ case "$audio" in bitrate_vorbis=48 bitrate_aac=64 compress=yes - normalize=yes + [ -z "$melt_recent" ] || _melt_loudness="$loudness_results" + limit=yes ;; silence) channels=0 @@ -347,13 +351,13 @@ _melt_audio="${channels:+ac=$channels}" # expand and compress (i.e. lower volume on silent and loud passages) _melt_audio_filters_early="${compress:+-filter ladspa.1075 -filter ladspa.1073}" # limit (i.e. avoid peaks "clipping") -_melt_audio_filters="${normalize:+-filter ladspa.1077}" +_melt_audio_filters="${limit:+-filter ladspa.1077}" _melt_vorbis="$_melt_audio acodec=libvorbis ab=$(($channels*$bitrate_vorbis))k" _melt_aac="$_melt_audio acodec=aac ab=$(($channels*$bitrate_aac))k" # resolve EBU R128 audio normalizing # TODO: normalize each infile separately when xml fed as infile keeps sync -if [ -n "$normalize" ] && [ -n "$melt_recent" ] && [ -n "$channels" ]; then +if [ -n "$loudness" ] && [ -z "$_melt_loudness" ]; then $melt -group $_melt_in $infiles -group $_melt_audio_filters_early -filter loudness -consumer xml:$stem.xml $_melt_audio video_off=1 all=1 _melt_loudness="$(perl -ne 'm!<property name="results">([^<]+)</property>! and print $1' $stem.xml)" fi |