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master
bel 2024-09-04 09:05:59 -06:00
parent 74672a5e90
commit c21a1506b7
1 changed files with 31 additions and 42 deletions
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73
testdata/moonfire-nvr/movement_detection_via_api_ffmpeg.sh vendored
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@ -7,22 +7,21 @@ main() {
for uuid in $(
api /api/ | jq -r .cameras[].uuid
); do
local streams=(main sub)
local stream=main
local recordings=($(
api /api/cameras/$uuid/$streams/recordings \
api /api/cameras/$uuid/$stream/recordings \
| jq -c '.recordings[] | [.startId, .growing, .startTime90k]' \
| grep -v ,true, \
| jq -r .[0] \
| sort -n #-r
))
for recording_idx in $(seq 1 ${#recordings[@]}); do
local recording=${recordings[recording_idx-1]}
for recording in "${recordings[@]}"; do
if grep "^$uuid.$recording$" /tmp/movement_detection_via_api_ffmpeg.sh.txt; then
continue
fi
local ts="$(_date -u -d @"$(
api "/api/cameras/$uuid/$streams/view.mp4.txt?s=$recording&ts=true" \
api "/api/cameras/$uuid/$stream/view.mp4.txt?s=$recording&ts=true" \
| grep -A 1 last_modified: \
| head -n 2 \
| tail -n 1 \
@ -34,53 +33,43 @@ main() {
continue
fi
echo uuid=$uuid stream=$streams recording=$recording ts=$ts
api "/api/cameras/$uuid/$streams/view.mp4?s=$recording&ts=true" > /tmp/movement_detection_via_api_ffmpeg.sh.mp4
echo uuid=$uuid stream=$stream recording=$recording ts=$ts
api "/api/cameras/$uuid/$stream/view.mp4?s=$recording&ts=true" > /tmp/movement_detection_via_api_ffmpeg.sh.mp4
local has_change=false
local cksum="$(cksum /tmp/movement_detection_via_api_ffmpeg.sh.mp4)"
if grep "^$cksum$" /tmp/movement_detection_via_api_ffmpeg.sh.txt; then
has_change=true
fi
local fps=$(ffprobe -i /tmp/movement_detection_via_api_ffmpeg.sh.mp4 2>&1 | grep -o '[0-9]*\.*[0-9]* fps' | head -n 1 | awk '{print $1}')
local inspection="$(ffmpeg -i /tmp/movement_detection_via_api_ffmpeg.sh.mp4 -vf 'select=not(mod(n\,'${fps%.*}')),select=gte(scene\,0),metadata=print:file=-' -an -f null - 2> /dev/null | paste - -)"
local scores=($(echo "$inspection" | awk '{print $NF}' | sed 's/.*=//'))
if ! $has_change; then
local fps=$(ffprobe -i /tmp/movement_detection_via_api_ffmpeg.sh.mp4 2>&1 | grep -o '[0-9]*\.*[0-9]* fps' | head -n 1 | awk '{print $1}')
local inspection="$(ffmpeg -i /tmp/movement_detection_via_api_ffmpeg.sh.mp4 -vf 'select=not(mod(n\,'${fps%.*}')),select=gte(scene\,0),metadata=print:file=-' -an -f null - 2> /dev/null | paste - -)"
local scores=($(echo "$inspection" | awk '{print $NF}' | sed 's/.*=//'))
local flattened_scores=()
for i in $(seq 1 ${#scores[@]}); do
flattened_scores+=($(echo ${scores[@]:i-2:3} | tr ' ' '\n' | sort -n | head -n 2 | tail -n 1))
done
local flattened_scores=()
for i in $(seq 1 ${#scores[@]}); do
flattened_scores+=($(echo ${scores[@]:i-2:3} | tr ' ' '\n' | sort -n | head -n 2 | tail -n 1))
done
local threshold=1
local last_n=(${flattened_scores[@]:0:7})
for i in $(seq 1 ${#flattened_scores[@]}); do
last_n[$(( (i-1)%7 ))]=${flattened_scores[$((i-1))]}
max_of_last_n=$(echo "${last_n[@]}" | tr ' ' '\n' | sort | tail -n 1)
if [[ "$max_of_last_n" < "$threshold" ]]; then
threshold="$max_of_last_n"
fi
done
threshold="$(echo "$threshold + 0.01" | bc)"
local max_flattened_score=$(echo "${flattened_scores[@]:5:${#flattened_scores[@]}-10}" | tr ' ' '\n' | sort -n | tail -n 1)
if [[ "${max_flattened_score#*.}" > "${threshold#*.}" ]]; then
has_change=true
local threshold=1
local last_n=(${flattened_scores[@]:0:7})
for i in $(seq 1 ${#flattened_scores[@]}); do
last_n[$(( (i-1)%7 ))]=${flattened_scores[$((i-1))]}
max_of_last_n=$(echo "${last_n[@]}" | tr ' ' '\n' | sort | tail -n 1)
if [[ "$max_of_last_n" < "$threshold" ]]; then
threshold="$max_of_last_n"
fi
done
threshold="$(echo "$threshold + 0.01" | bc)"
local max_flattened_score=$(echo "${flattened_scores[@]:5:${#flattened_scores[@]}-10}" | tr ' ' '\n' | sort -n | tail -n 1)
local has_change=false
if [[ "${max_flattened_score#*.}" > "${threshold#*.}" ]]; then
has_change=true
fi
if $has_change; then
echo "$uuid.$recording" >> /tmp/movement_detection_via_api_ffmpeg.sh.txt
echo "$cksum" >> /tmp/movement_detection_via_api_ffmpeg.sh.txt
else
echo no movement in "$recording"
for stream in ${streams[@]}; do
api "/api/cameras/$uuid/$stream/view.mp4" \
-X DELETE \
-H 'Content-Type: application/json' \
-d "$(printf '{"runStartId": %s}' "$recording")"
done
api "/api/cameras/$uuid/$stream/view.mp4" \
-X DELETE \
-H 'Content-Type: application/json' \
-d "$(printf '{"runStartId": %s}' "$recording")"
fi
done
break