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Only reencode if we detect garbage frames

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This commit is contained in:
David Heinemeier Hansson
2026-04-24 10:47:04 +02:00
parent 1d4c859c71
commit 0041950d46
1 changed files with 9 additions and 3 deletions
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bin/omarchy-cmd-screenrecord
+9 -3
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@@ -164,9 +164,15 @@ finalize_recording() {
latest=$(cat "$RECORDING_FILE" 2>/dev/null)
[[ -f $latest ]] || return
# Re-encode to drop scrambled encoder-warmup frames (stream copy can't — it rewinds to the keyframe)
# and normalize audio to -14 LUFS if present, in a single pass
local args=(-y -ss 0.1 -i "$latest" -c:v libx264 -preset veryfast -crf 20)
# Re-encode only when the first GOP contains discardable warmup packets — stream copy can't
# trim those (it rewinds to the keyframe). Clean recordings stay on the fast stream-copy path.
local video_codec=(-c:v copy)
if ffprobe -v error -select_streams v:0 -read_intervals %+0.2 -show_entries packet=flags -of csv=p=0 "$latest" 2>/dev/null | grep -q D; then
video_codec=(-c:v libx264 -preset veryfast -crf 20)
fi
# Trim the first frame, and normalize audio to -14 LUFS if present, in a single pass
local args=(-y -ss 0.1 -i "$latest" "${video_codec[@]}")
if ffprobe -v error -select_streams a -show_entries stream=codec_type -of csv=p=0 "$latest" 2>/dev/null | grep -q audio; then
args+=(-af loudnorm=I=-14:TP=-1.5:LRA=11)
fi