Merge pull request #971 from argilo/use-pcmrecord

Use pcmrecord instead of pcmcat

Dockerfile

@@ -26,6 +26,7 @@ RUN apt-get update && \
     libbsd-dev \
     libfftw3-dev \
     libiniparser-dev \
+    libogg-dev \
     libopus-dev && \
   rm -rf /var/lib/apt/lists/*
 
@@ -61,11 +62,11 @@ RUN git clone https://github.com/miweber67/spyserver_client.git /root/spyserver_
 # Compile ka9q-radio from source
 RUN git clone https://github.com/ka9q/ka9q-radio.git /root/ka9q-radio && \
   cd /root/ka9q-radio && \
-  git checkout ff7fe26a12909317b26bdb24a0576db87c15baf2 && \
+  git checkout 08142683dbc398087a5b7d384b1a36bb24b1eca3 && \
   make \
     -f Makefile.linux \
     "COPTS=-std=gnu11 -pthread -Wall -funsafe-math-optimizations -fno-math-errno -fcx-limited-range -D_GNU_SOURCE=1" \
-    tune powers pcmcat
+    tune powers pcmrecord
 
 # Copy in radiosonde_auto_rx.
 COPY . /root/radiosonde_auto_rx
@@ -118,7 +119,7 @@ RUN ln -s ss_client /opt/auto_rx/ss_iq && \
 # Copy ka9q-radio utilities 
 COPY --from=build /root/ka9q-radio/tune /usr/local/bin/
 COPY --from=build /root/ka9q-radio/powers /usr/local/bin/
-COPY --from=build /root/ka9q-radio/pcmcat /usr/local/bin/
+COPY --from=build /root/ka9q-radio/pcmrecord /usr/local/bin/
 
 # Allow mDNS resolution for ka9q-radio utilities
 RUN sed -i -e 's/files dns/files mdns4_minimal [NOTFOUND=return] dns/g' /etc/nsswitch.conf

auto_rx/autorx/ka9q.py

@@ -146,12 +146,13 @@ def ka9q_get_iq_cmd(
     # Get the 'PCM' version of the server name, where as assume -pcm is added to the first part of the hostname.
     _pcm_host = sdr_hostname.split('.')[0] + "-pcm." + ".".join(sdr_hostname.split(".")[1:])
 
-    # Example: pcmcat -s 404090000 sonde-pcm.local
+    # Example: pcmrecord --ssrc 404090001 --catmode --raw sonde-pcm.local
     # -2 option was removed sometime in early 2024.
     _cmd = (
-        f"pcmcat "
-        f"-s {round(frequency / 1000)}{ssrc} "
-        f"-b 1 "
+        f"pcmrecord "
+        f"--ssrc {round(frequency / 1000)}{ssrc} "
+        f"--catmode "
+        f"--raw "
         f"{_pcm_host} |"
     )
 

auto_rx/autorx/sdr_wrappers.py

@@ -60,8 +60,8 @@ def test_sdr(
         # if not os.path.isfile('tune'):
         #     logging.critical("Could not find KA9Q-Radio 'tune' binary! This may need to be compiled and installed.")
         #     return False
-        # if not os.path.isfile('pcmcat'):
-        #     logging.critical("Could not find KA9Q-Radio 'pcmcat' binary! This may need to be compiled and installed.")
+        # if not os.path.isfile('pcmrecord'):
+        #     logging.critical("Could not find KA9Q-Radio 'pcmrecord' binary! This may need to be compiled and installed.")
         #     return False
         # TBD - whatever we need for spectrum use.
         # if not os.path.isfile('TBD'):
@@ -781,7 +781,6 @@ def get_power_spectrum(
         _ssrc = f"{round(_center_freq / 1000)}03"
 
         _powers_cmd = (
-            f"LANG=C " # temporary workaround for https://github.com/ka9q/ka9q-radio/pull/65#issuecomment-2480243690
             f"{_timeout_cmd} {ka9q_powers_path} "
             f"{sdr_hostname} "
             f"-f {_center_freq} "