Integrate fakesilence tool.

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "icedreammusic/ndi-feeder/fakesilence"]
+	path = icedreammusic/ndi-feeder/fakesilence
+	url = https://github.com/icedream/fakesilence.git

icedreammusic/ndi-feeder/Dockerfile

@@ -6,6 +6,15 @@ RUN chmod -v +x *.sh
 
 ###
 
+FROM golang:1 AS fakesilence
+
+WORKDIR /usr/src/fakesilence
+COPY fakesilence/ .
+RUN go build -v .
+RUN cp fakesilence /usr/local/bin/
+
+###
+
 # yay build
 
 FROM archlinux
@@ -23,6 +32,8 @@ RUN yay --noconfirm -S pod2man && sudo rm -r ~/.cache /var/cache/pacman/*
 RUN yay --noconfirm -S ndi-advanced-sdk && sudo rm -r ~/.cache /var/cache/pacman/*
 RUN yay --noconfirm -S ffmpeg-ndi && sudo rm -r ~/.cache /var/cache/pacman/*
 
+COPY --from=fakesilence /usr/local/bin/fakesilence /usr/local/bin/
+
 COPY --from=0 /target/ /
 CMD ["ndi-feeder.sh"]
 

icedreammusic/ndi-feeder/fakesilence

@@ -0,0 +1 @@
+Subproject commit 9d9a9581df7b36bb9ef54b593dc725b6db4cc888

icedreammusic/ndi-feeder/ndi-feeder.sh

@@ -65,6 +65,7 @@ while true; do
         call_ffmpeg -loglevel warning \
             -analyzeduration 1 -f libndi_newtek -extra_ips 192.168.188.21 -i "$found_audio_source" \
             -map a -c:a pcm_s16le -ar 48000 -ac 2 -f s16le - |
+            fakesilence --samplerate 48000 --channels 2 |
             call_ffmpeg -loglevel warning \
                 -ar 48000 -channels 2 -f s16le -i - \
                 -map a -c:a flac -f ogg -content_type application/ogg "${target_url}" || true