sortion/BirdNET-stream
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record: Add RTSP support (to be continued)

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This commit is contained in:
Samuel Ortion 2022-08-20 08:33:54 +02:00
parent 933b635bf2
commit cf0de2d4bc
5 changed files with 38 additions and 13 deletions
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7
.gitignore vendored
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@ -1,6 +1,5 @@
var/
/.venv/
/analyzer/
.env
@ -8,6 +7,8 @@ species_list.txt
push.sh
config/*.conf
/config/*.conf
!/config/*.conf.example
/config/stations/*.conf
!/config/stations/*.conf.example
.vscode/

0
config/analyzer.conf.example → config/birdnet.conf.example
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3
config/stations/station.conf.example Normal file
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@ -0,0 +1,3 @@
# Config file for a distant recording station
RTSP_URL=rtsp://host:1000/birdnet/stream
STATION_NAME=garden

23
daemon/birdnet_recording.sh
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@ -27,12 +27,20 @@ record_loop() {
done
}
FFMPEG_OPTIONS="-nostdin -hide_banner -loglevel error -nostats -vn -acodec pcm_s16le -ac 1 -ar 48000 "
record() {
record_stream() {
local STREAM=$1
local DURATION=$2
local debug "Recording from $STREAM for $DURATION seconds"
ffmpeg $FFMPEG_OPTIONS -f -i ${DEVICE} -t ${DURATION} file:${CHUNK_FOLDER}/in/birdnet_$(date "+%Y%m%d_%H%M%S").wav
}
record_device() {
DEVICE=$1
DURATION=$2
debug "Recording from $DEVICE for $DURATION seconds"
ffmpeg -nostdin -hide_banner -loglevel error -nostats -f pulse -i ${DEVICE} -t ${DURATION} -vn -acodec pcm_s16le -ac 1 -ar 48000 -af "volume=$RECORDING_AMPLIFY" file:${CHUNK_FOLDER}/in/birdnet_$(date "+%Y%m%d_%H%M%S").wav
ffmpeg $FFMPEG_OPTIONS -f pulse -i ${DEVICE} -t ${DURATION} -af "volume=$RECORDING_AMPLIFY" file:${CHUNK_FOLDER}/in/birdnet_$(date "+%Y%m%d_%H%M%S").wav
}
config_filepath="./config/analyzer.conf"
@ -53,4 +61,13 @@ if [[ -z $AUDIO_DEVICE ]]; then
exit 1
fi
record_loop $AUDIO_DEVICE $RECORDING_DURATION
if [[ $AUDIO_RECORDING = "true" ]]; then
record_loop $AUDIO_DEVICE $RECORDING_DURATION &
fi
if [[ $AUDIO_STATIONS = "true" ]]; then
for station in $(ls ./config/stations/*.conf); do
source $station
record_stream $STATION_URL $RECORDING_DURATION &
done
fi

18
daemon/database/scripts/database.sh
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@ -1,5 +1,5 @@
#! /usr/bin/env bash
# SQLite library to deal with BirdNET-stream database
# SQLite library to deal with BirdNET-stream observations database
set -e
@ -10,27 +10,31 @@ source ./config/analyzer.conf
DATABASE=${DATABASE:-"./var/db.sqlite"}
query() {
sqlite3 -cmd ".timeout 1000" $DATABASE "$1"
}
get_location_id() {
sqlite3 -cmd ".timeout 1000" $DATABASE "SELECT location_id FROM location WHERE latitude=$1 AND longitude=$2"
query "SELECT location_id FROM location WHERE latitude=$1 AND longitude=$2"
}
get_taxon_id() {
sqlite3 -cmd ".timeout 1000" $DATABASE "SELECT taxon_id FROM taxon WHERE scientific_name='$1'"
query "SELECT taxon_id FROM taxon WHERE scientific_name='$1'"
}
insert_taxon() {
sqlite3 -cmd ".timeout 1000" $DATABASE "INSERT INTO taxon (scientific_name, common_name) VALUES (\"$1\", \"$2\")"
query $DATABASE "INSERT INTO taxon (scientific_name, common_name) VALUES (\"$1\", \"$2\")"
}
insert_location() {
sqlite3 -cmd ".timeout 1000" $DATABASE "INSERT INTO location (latitude, longitude) VALUES ($1, $2)"
query "INSERT INTO location (latitude, longitude) VALUES ($1, $2)"
}
insert_observation() {
sqlite3 -cmd ".timeout 1000" $DATABASE "INSERT INTO observation (audio_file, start, end, taxon_id, location_id, confidence, date) VALUES ('$1', '$2', '$3', '$4', '$5', '$6', '$7')"
query "INSERT INTO observation (audio_file, start, end, taxon_id, location_id, confidence, date) VALUES ('$1', '$2', '$3', '$4', '$5', '$6', '$7')"
}
# Check if the observation already exists in the database
observation_exists() {
sqlite3 -cmd ".timeout 1000" $DATABASE "SELECT EXISTS(SELECT observation_id FROM observation WHERE audio_file='$1' AND start='$2' AND end='$3' AND taxon_id='$4' AND location_id='$5')"
query "SELECT EXISTS(SELECT observation_id FROM observation WHERE audio_file='$1' AND start='$2' AND end='$3' AND taxon_id='$4' AND location_id='$5')"
}