414 opus exception not seekable (#415)

* #414 Support disable opus decoder

* Mention OPUS_DECODER_ENABLED in Dockerfile

Dockerfile

@@ -241,6 +241,7 @@ ENV ZEROCONF_ENABLED ""
 ENV ZEROCONF_NAME ""
 
 ENV HYBRID_DSD_ENABLED ""
+ENV OPUS_DECODER_ENABLED ""
 
 ENV AUDIO_BUFFER_SIZE ""
 

README.md

@@ -158,6 +158,7 @@ CURL_CACERT|Parameter for CURL input plugin
 ZEROCONF_ENABLED|Set to `yes` to enable, disabled by default.
 ZEROCONF_NAME|Set zeroconf name, used only if `ZEROCONF_ENABLED` is set to `yes`
 HYBRID_DSD_ENABLED|Hybrid dsd is enabled by default, set to `no` to disable. Disabled when at least one PulseAudio output is created.
+OPUS_DECODER_ENABLED|Defaults to `yes`, if set to `no`, the opus decoder will be disabled.
 AUDIO_BUFFER_SIZE|Adjust the size of the internal audio buffer. Default is `4 MB` (4 MiB).
 MAX_ADDITIONAL_OUTPUTS_BY_TYPE|The maximum number of outputs by type, defaults to `20`
 RESTORE_PAUSED|If set to `yes`, then MPD is put into pause mode instead of starting playback after startup. Default is `no`.

app/bin/run-mpd.sh

@@ -516,6 +516,14 @@ if [[ "${HYBRID_DSD_ENABLED^^}" == "NO" || "${ANY_PULSE}" -eq 1 ]]; then
     echo "}" >> $MPD_ALSA_CONFIG_FILE
 fi
 
+## Hybrid dsd plugin disabled when requested
+if [[ "${OPUS_DECODER_ENABLED^^}" == "NO" ]] || [[ "${OPUS_DECODER_ENABLED^^}" == "N" ]]; then
+    echo "decoder {" >> $MPD_ALSA_CONFIG_FILE
+    echo "  plugin \"opus\"" >> $MPD_ALSA_CONFIG_FILE
+    echo "  enabled \"no\"" >> $MPD_ALSA_CONFIG_FILE
+    echo "}" >> $MPD_ALSA_CONFIG_FILE
+fi
+
 ## Add Qobuz plugin
 echo "Qobuz Plugin Enabled: [$QOBUZ_PLUGIN_ENABLED]"
 if [[ "${QOBUZ_PLUGIN_ENABLED^^}" == "Y" || "${QOBUZ_PLUGIN_ENABLED^^}" == "YES" ]]; then

doc/change-history.md

@@ -2,6 +2,7 @@
 
 Date|Major Changes
 :---|:---
+2025-01-02|Support for disabling opus decoder (see issue [#414](https://github.com/GioF71/mpd-alsa-docker/issues/414))
 2024-12-26|Bump to version 0.23.14 (see issue [#412](https://github.com/GioF71/mpd-alsa-docker/issues/412))
 2024-10-11|Support for `stop_dsd_silence` (see issue [#410](https://github.com/GioF71/mpd-alsa-docker/issues/410))
 2024-09-21|Fix CURL_PROXY interpretation (thank you [tantra35](https://github.com/tantra35))